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Lenovo ThinkPad L420

1. 100 12 P SS ee a il 5 ASE GER UE U Chapter 1 Safety information 13 LCD LCD 15
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3. FRU XU TL gt Te nuit dt gt 14 12 EX op ile 14 Hardware Maintenance Manual 2 44 11520 501 51488111 TAANA HAAL ME MAA HS HEA 82 AFA ull LCD 5 LCD RA YAA zo ESA So go FA ARE BE 15 IA dot AL AL Fo LANA Sr dale AA JAA AFL FY Tp 4714 AAS WG AED PES AIRE AA wis AAA HAS A WE BES 487141 84818 FRU 314 4 Hot Swap AUAA YE 3 FRU amp 7 AS AFAA AM 13 97 ZHEJA AS SES BAST MAAE AAH F AAA BE ASS BABA IL PELIGRO Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y demas piezas pequenas se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocarian Las piezas met
4. Arn 3B A 731 AoA AF CD ROM DVD 244 43 SE amp 217 o Az 9 AT 453 22 AT 52135 8 Awe BAS AAA MAL ao ASS BAS 37s Fas TIA Sape 1 22 990 2590 43 UPS ALA 5 QE 70 ASUH 214204 433 0 99 j g o HS 233 9 Ao SE 455 BFP 927 907 SAA 132 43 a2 AP 499 AES FAA SE E 4014 de 2 5 Sud d 25 ER HS GAS del AAA 24 SES Vals 33 BAG VA 3 FES FINAL Chapter 1 Safety information 23 A PRECAUCI N Cuando haya instalados productos l ser por ejemplo unidades de CD ROM unidades de DVD dispositivos de fibra ptica o transmisores tenga en cuenta lo siguiente e No extraiga las cubiertas La extracci n de las cubiertas del producto l ser podr a producir una exposici n a radiaci n l ser peligrosa
5. 4 1 When installing Make sure that all the cables are attached firmly to the system board 1130 PCI Express Mini Card for wireless LAN For access remove these FRUs in order e 1010 Battery pack on page 57 e 1030 Optical drive or travel cover on page 60 e 1120 Palm rest assembly with cables on page 74 Table 21 Removal steps of PCI Express Mini Card for wireless LAN In step ET unplug the jacks by using the removal tool antenna RF connector P N 08K7159 or pick the connectors with your fingers and gently unplug them in the direction of the arrows 78 Hardware Maintenance Manual Table 21 Removal steps of PCI Express Mini Card for wireless LAN continued 0 181 Nm 1 85 kgfcm ON VAR AN nylon coated 2 q e 5 2 SIE E x 0 lt When installing Plug the gray cable into the jack labeled MAIN and the black cable into the jack labeled AUX on the card Chapter 8 Removing and replacing FRU 79 1140 Backup battery For access remove these FRUs in order e 1010 Battery pack on page 57 e 1030 Optical drive or travel cover on page 60 e 1120 Palm rest assembly with cables on page 74 dancer Use only the battery specified in the p
6. PC DOCTOR 2 0 Copyright 2008 PC Doctor Inc All Rights Reserved Use the cursor keys and ESC to move in menus Press ENTER to select The options on the test menu are as follows Chapter 3 General checkout 31 Diagnostics Interactive Tests Run Normal Test Keyboard Run Quick Test Video CPU Coprocessor Internal Speaker Systemboard Mouse Video Adapter Diskette Serial Ports System Load Fixed Disks Optical Drive Test Diskette Drives Intel WLAN Radio Test Other Devices Wireless LAN Advanced Memory Tests Notes In the Keyboard test in Interactive Tests the Fn key should be held down for at least 2 seconds otherwise it cannot be sensed Video Adapter test supports only the LCD display on the ThinkPad Notebook If you have an external monitor attached to the computer detach it before running PC Doctor for DOS To test Digital Signature Chip the security chip must be set to Active 10 Run the applicable function test 11 Follow the instructions on the screen If there is a problem PC Doctor shows messages describing it 12 To exit the test select Quit Exit Diag To cancel the test press Esc Note After running PC Doctor check the time and date on the system and reset them if they are incorrect Detecting system information with PC Doctor PC Doctor can detect the following system information Hardware Info System Configuration Memory Contents Physical Disk Drives Logical
7. 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx Hardware Maintenance Manual 04W1268 Table 38 Parts list Overall continued ID 12 DVD RAM RW drive 04W1269 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Bx 3Cx 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 45 4 4Ux 4Vx 4Wx 4 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x e 5015 CTO 39x 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Xx 43x
8. Battery pack ExpressCard slot Battery pack latch Wireless WAN card slot El Docking connector for some models SIM slot El Thermal slot cover 1 The DIMM hard disk drive and thermal module are located underneath the thermal slot cover 114 Hardware Maintenance Manual Chapter 10 Parts list This chapter contains following lists of the service parts Overall on page 116 LCD FRUs on page 144 Keyboard on page 152 Miscellaneous parts on page 153 ac power adapters on page 154 Power cords on page 155 Recovery discs on page 156 Common service tools on page 163 Notes e Each FRU is available for all types or models unless specific types or models are specified e FRU with specific models listed and described as xxU where U is an example of a country designator should be used for all models ending in U e FRU with specific models listed and described as 3Dx where 3D is an example of a unique configuration should be used for all of these models unless specific country or region designator is specified A CRU customer replaceable unit is identified by a single asterisk or two asterisks in the CRU ID column An N in the CRU ID column means that the part is not a CRU A single asterisk means that the part is a Self service CRU two asterisks means that the part is an Optional service CRU External CRU statement to customers Some problems w
9. Chapter 4 Related service information en Restoring the factory contents using Recovery Disc Set Passwords RR Power on password Hard disk password Supervisor password How remove the power on Password How to remove the hard disk password Copyright Lenovo 2011 ons 18 25 25 26 26 26 26 26 27 29 29 30 30 33 33 34 34 35 35 36 37 37 38 38 38 39 39 39 Power management Screen blank mode Sleep standby mode Hibernation mode Symptom to FRU index Numeric error codes Error messages No beep symptoms LCD related symptoms Intermittent problems Undetermined problems Chapter 5 Status indicators Chapter 6 Fn key combinations Chapter 7 FRU er notices Screw notices Retaining serial numbers Restoring the serial number Be the unit Retaining the UUID Reading or writing the ECA Information Chapter 8 Removing and replacing a FRU 1010 1020 ExpressCard blank and Media Card blank bezel Bol ow 1030 Optical drive or revels cover 1040 Thermal cover 1050 Hard disk drive or solid state drive assembly 1060 DIMM 1070 Fan assembly 1080 CPU 1090 SIM slot cover 1110 Wireless WAN slot cover Cond PCI Express Mini Card for wireless WAN 1110 mSATA solid state drive 1120 Palm rest assembly with cables 1130 PCI Express Mini Card for wireless LAN
10. 4Cx 4Dx 4Jx 4Lx 4Tx 4Ux 4Vx 4Wx 4 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Kx 5Mx 33x 32x 22x e 5017 CTO 46x 43x 4Jx 4Lx 4Mx 44x 47x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x e 5019 CTO e 7859 CTO 52x 53x 4Qx ARx 4Vx AWx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Px 3Rx 3Sx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 4Mx 22x e 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Nx 3Qx 3Rx 3Sx Table 56 Parts list Windows 7 Professional 64 bit recovery DVDs ID 1 Chapter 10 Parts list 161 Windows 7 Ultimate 32 bit DVDs Windows 7 Ultimate 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 57 Parts list Windows 7 Ultimate 32 bit recovery DVDs Language P N Indian English 03W8092 US English 03W8093 Windows 7 Ultimate 64 bit DVDs Windows 7 Ultimate 64 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 58 Parts list Windows 7 Ultimate 64 bit recovery DVDs ID Indian English 03W8094 N US English 03W8095 Windows 7 Starter 32 bit DVDs Windows 7 Starter 32 bit is preinstalled as the opera
11. 60Y3275 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Gx 44x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Fx 46x 47x 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 4Ux 4Vx 4Wx 4 4Yx 4Zx 52x 53x 54x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 47x 44x 4Wx 4Xx 4Yx 4Sx 46x 4Tx 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex AFx 4Gx AHx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 45 4Tx 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Fx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x AAx 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 3Ax 3Bx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Qx 5Rx 44x 47x 49x 4Ax 4Bx 4Cx 4Dx 4Hx 4Jx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 33x 32x 23x 22x 5017 CTO 4Jx 4Lx 4Mx 44x 47x 49x 4Dx 4Ex 4Fx 4Gx
12. FAR BJERE MIRA EMEA 18887 100 C 212 F 798 SIRER gt AR HE SHALE ERE SE CET PAY RAIA SA th BS EX LCD LCD EN TE m LB 15 gt Chapter 1 Safety information 17 28237 SAE FANS IER IR X gt oe bL tE EEE BRIE FRU HSE Laser compliance statement multilingual translations The laser compliance statements in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese A CAUTION When laser products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following e Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device e Use of controls or adjustments or performance of procedures other than those specified herein
13. adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY 2 pin 90 W 20 V adapter models CTO xxE xxF xxL xxP 5 xxU xxY 4274427 2 pin 90 W 20 V adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY re 2 pin 90 W 20 V adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY 42 4435 2 90 W 20 V adapter models xxE xxF xxJ xxL xxP xxS xxU xxY 4274439 154 Hardware Maintenance Manual Table 46 Parts list 3 pin ac power adapters CRU ID 3 pin 65 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 4215283 3 pin 65 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 4214417 3 pin 65 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 4274421 3 pin 90 W 20 V adapter models xxB xxG xxH xxQ xxT xxV 4274425 3 pin 90 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 4274429 3 pin 90 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 4274433 3 pin 90 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxQ xxT xxV 45N0068 Power cords A ThinkPad power cord for a specific country or region is usually available only in that country or region Table 47 Parts list 2 pin power cords ee ID Argentina 4275020 42T5105 e models CTO x
14. on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 Table 33 Removal steps of LCD front bezel M2 x 5 mm flat head nylon coated 4 Black 0 181 Nm 1 85 kgfcm When installing Make sure that all the latches are attached firmly Then secure the bezel with the screws 2060 Speaker assembly For access remove these FRUs in order e 1010 Battery pack on page 57 104 Hardware Maintenance Manual 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2050 LCD front bezel on page 103 Table 34 Removal steps of speaker assembly Step Screw quantity Torque M2 x 3 mm flat head nylon coated 2 0 181 Nm 1 85 kgfcm 2070 Integrated camera For access remove these FRUs in order 1010 Battery pack on page 57 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard
15. Table 1 FRU tests System board Diagnostics gt CPU Coprocessor Diagnostics gt Systemboard If the docking station or the port replicator is attached to the ThinkPad computer detach it Place the computer on a horizontal surface and run Diagnostics gt ThinkPad Devices gt HDD Active Protection Test Note Do not apply any physical shock to the computer while the test is running Diagnostics gt ThinkPad Devices gt AC Adapter gt Battery 1 Battery 2 LCD unit 1 Diagnostics gt Video Adapter 2 Interactive Tests gt Video Audio Enter the BIOS Setup Utility and change Serial ATA SATA setting to Compatibility and run Diagnostics gt Other Device gt Codec Test Speaker Interactive Tests gt Internal Speaker Note Once Audio test is done the no sound is heard this test In this case turn off and turn on the computer Then run this test again Keyboard 1 Diagnostics gt Systemboard gt Keyboard 2 Interactive Tests gt Keyboard Hard disk drive or solid state Enter the BIOS Setup Utility and change Serial ATA SATA setting to Compatibility drive and run Diagnostics gt Fixed Disks Diskette drive 1 Diagnostics gt Diskette Drives 2 Interactive Tests gt Diskette Chapter 3 General checkout 33 Table 1 FRU tests continued Optical drive Diagnostics gt Other Devices gt Optical Drive Interactive Tests gt Optical Drive Test Memory If two DIMMs are installed remove one of them and r
16. There are three information resources to identify which FRUs are used to support CTO CMV and GAV products These sources are PEW eSupport and the HMM Using PEW PEW the primary source for identifying FRU part numbers and FRU descriptions for the key commodities for CTO CMV and GAV products at a MT serial number level An example of key commodities are hard disk drives system boards microprocessors Liquid Crystal Displays LCDs and memory e Remember all CTO and CMV products are loaded in PEW under the 4 digit MT and 3 digit model where model CTO Example 1829 CTO GAVs are loaded in PEW under the 4 digit MT and 3 digit model where model a fixed part number not CTO Example 1829 F1U e PEW can be accessed at the following Web site http www lenovo com support site wss document do Indocid LOOK WARNTY Select Warranty lookup Input the MT and the Serial number and the list of key commodities will be returned in the PEW record under COMPONENT INFORMATION Using eSupport For Key Commodities Examples hard disk drive system board microprocessor LCD and memory e eSupport can be used to view the list of key commodities built in a particular machine serial this is the same record found in PEW e eSupport can be accessed at the following Web site http www lenovo com support To view the key commodities click on PARTS INFORMATION then PARTS LOOKUP Type in the model type and serial numb
17. 1140 Backup battery 1150 Bluetooth daughter card 1160 Media Card Reader slot board ind Media Card Reader cable assembly 1170 Keyboard 40 40 40 41 41 42 44 44 44 45 45 47 49 53 53 54 54 54 55 57 57 58 60 61 62 65 66 68 69 71 73 74 78 80 80 81 83 1180 Keyboard bezel 1190 LCD unit 2010 Top shielding 2020 System board assembly 2030 USB connector board and USB cable assembly 2040 DC in cable and nun cover 2050 LCD front bezel 2060 Speaker assembly 2070 Integrated camera 2080 Antenna assembly 2090 Hinges LCD panel LCD and LCD re rear cover assembly sg lw Chapter 9 Locations Front view Rear view Bottom view Chapter 10 Parts list Overall LCD FRUs ii Hardware Maintenance Manual 85 87 90 93 98 100 103 104 105 106 108 113 113 114 114 115 116 144 Keyboard Miscellaneous parts ac power adapters Power cords Recovery discs Windows XP Professional 22 bit DVDs Windows Vista Home Basic 32 bit DVDs Windows Vista Business 32 bit DVDs Windows 7 Home Basic 82 bit DVDs Windows 7 Home Premium 32 bit DVDs Windows 7 Home Premium 64 bit DVDs Windows 7 Professional 32 bit DVDs Windows 7 Professional 64 bit DVDs Windows 7 Ultimate 32 bit DVDs Windows 7 Ultimate 64 bit DVDs Windows 7 Starter 32 bit DVDs Common service tools Appendix A Notices
18. 23x 5017 CTO 4Mx 44x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 4Wx 4Xx 22x 52x 53x 54x ARx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Yx 43x 4 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 35x 38x 39x 3Ax 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx Integrated camera with microphone 1M 04W0445 5015 CTO 33x 34x 5016 5Px 22x 5Qx 44x 49x 4Ax ABx 4Cx 4Dx 4Jx 4Lx 4Xx 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x 5Bx 5Cx 5Hx 5Mx 33x 23x 5017 CTO 4Mx 44x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 4Wx 4Xx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 30x 3Rx 3Sx 35x 38x 39x 3Ax 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx Microphone 60Y3329 e 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x e 5016 CTO 5Vx 5Wx 5Xx 5Yx 43x 5Rx 5Tx 42x 48x 5Ax 5Dx 5Fx 32x 5017 CTO 43x 42x 48x 32x 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Hx 7860 CTO 2 2 2 3 Wireless WAN antenna set 15W 04W1727 N 4 Hinges 15W 04W1733 N 4 Hinges 15W 04W1734 N 5 LCD cover kit Texture 15W with logo silver 04W1723 N Speaker assembly for 15W 60Y3334 N LCD cable HD Teflon 15W 04W1729 IN Chapter 10 Parts list 149 Table 40 Parts list 15 6 inch HD LCD continued FRU 15
19. 33x 32x 7853 CTO 7854 CTO AWx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 39x 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Xx 43x 46x 5Px 5Qx 5Rx 5Tx 42x 44x 45x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Hx 4Jx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 33x 32x 23x 22x 5017 CTO 46x 43x 4Jx 4Lx 4Mx 42x 44x 45x 47x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx DVD ROM drive 7826 CTO 3Dx 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 38x 3Ax 5016 CTO 5Vx 5Wx 5Yx 5017 CTO 5019 CTO 7859 CTO 7860 CT
20. 46x 5Px 5Qx 5Rx 5Tx 42x 44x 45x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx AHx 4Jx 4Lx 4Tx 4Ux 4 AWx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 33x 32x 23x 22x 5017 CTO 46x 43x 4Jx 4Lx 4Mx 42x 44x 45x 47x 48x 49x 4Dx 4Ex AFx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx Chapter 10 Parts list 125 Table 38 Parts list Overall continued ID 126 12 2 DVD RAM RW drive 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 4Sx 4 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px
21. 57x 39x 3Xx 3Zx 49x 4Bx 4Cx 7856 CTO 44x 45x 3Bx 3Wx 5015 CTO 33x 5016 CTO 43x 5Px 42x 47x 4Ax 4Bx 4Tx 4Xx 53x 56x 5Kx Hardware Maintenance Manual Table 38 Parts list Overall continued ID SATA solid state drive 128 GB 2 5 7mmH 04W1267 e 7826 CTO e 7827 CTO 4Tx 23x e 7829 CTO 4Ax e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO 34x e 5016 CTO 54x 55x 23x e 5017 CTO e 5019 CTO e 7859 CTO e 7860 SATA solid state drive 128 GB 2 5 7mmH 04W1276 e 7826 CTO e 7827 CTO 4Tx 23x 7829 CTO 4Ax e 7853 e 7854 CTO e 7856 CTO e 5015 CTO 34x e 5016 CTO 54x 55x 23x e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO Sierrawireless Gobi 3000 Wireless WAN card WW SKU 60Y3257 e 7826 CTO e 7827 CTO e 7829 CTO e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO e 5016 CTO e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO Sierrawireless Gobi 3000 Wireless WAN card for Malaysia SKU 60Y3283 e 7826 CTO e 7827 CTO e 7829 CTO e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO e 5016 CTO e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO Chapter 10 Parts list 135 Table 38 Parts list Overall continued ID 17 Ericsson F5521gw Wireless WAN card 60Y3279 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO 17 7 Ericsson F5521gw Wireless WAN card for Malay
22. 90 Hardware Maintenance Manual 1010 Battery pack on page 57 1030 Optical drive or travel cover on page 60 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 Table 28 Removal steps of top shielding assembly For ThinkPad L520 models Step Screw quantity Torque H M2 x 3 mm flat headd nylon coated 3 0 181 Nm 1 85 kgfcm 2 x 5 mm flat head nylon coated 5 0 181 Nm 1 85 kgfcm Chapter 8 Removing and replacing a FRU 91 Table 28 Removal steps of top shielding assembly continued For ThinkPad L420 and L421 models Torque Screw Gant 0 181 Nm M2 x 3 mm flat head nylon coated 2 Black 1 85 kgfcm A M2 x 5 mm flat head nylon coated 3 Black 0 181 Nm 1 85 kgfcm 92 Hardware Maintenance Manual 2020 System board assembly Important notices for handling the system board When handling the system board bear the following in mind The system board has an accelerometer which can be broken by applying several thousands of G forces Note Dropping a system board from a height of as little as 6 inches so that it falls flat on a hard bench can subject the accelerometer to as much
23. Drivers 4 Follow the directions on the screen and install the necessary software Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs f you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue e Some computers have both a processor board and a system board If you are instructed to replace either the processor board or the system board and replacing one of them does not correct the problem reinstall that board and then replace the other one O Copyright Lenovo 2011 25 f an adapter or a device consists of more than one FRU any of the FRUs may be the cause of the error Before replacing the adapter or device remove the FRUs one by one to see if the symptoms change Replace only the FRU that changed the symptoms Attention The setup configuration on the computer you are servicing may have been customized Running Automatic Configuration may alter the settings Note the current configuration settings using the View Configuration option then when service has been completed verify that those settings remain in effect Strategy for replacing a hard disk drive Always try to run a low level format before replacing a hard disk drive This will cause all customer data on the hard disk to be lost Be sure that the customer has a current backup of the data before doing this task Attention The drive startup sequ
24. Electronic emissions notices Trademarks 152 153 154 155 156 156 157 157 158 158 159 160 160 162 162 162 163 165 166 166 About this manual This manual contains service and reference information for the following ThinkPad Notebook products ThinkPad L420 Machine Type MT 7826 7827 7829 7853 7854 and 7856 ThinkPad L421 MT 7826 7827 7829 7853 7854 and 7856 ThinkPad L520 MT 5015 5016 5017 5019 7859 and 7860 Use this manual along with the advanced diagnostic tests to troubleshoot problems Important This manual is intended only for trained service technicians who are familiar with ThinkPad products Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a ThinkPad product be sure to read all the information under Chapter 1 Safety information on page 1 and Chapter 2 Important service information on page 25 Copyright Lenovo 2011 iii iv Hardware Maintenance Manual Chapter 1 Safety information This chapter presents following safety information that you need to be familiar with before you service a ThinkPad Notebook General safety on page 1 Electrical safety on page 2 Safety inspection guide on page 3 Handling devices that are sensitive to electrostatic discharge on page 3 Grounding requirements on page 4 Safety notices multilingual translations on page 4 Laser
25. Loosen the screw El but do not remove it Chapter 8 Removing and replacing FRU 73 Step Screw quantity Torque M2 x 3 mm flat head nylon coated 1 0 181 Nm 1 85 kgfcm 1120 Palm rest assembly with cables For access remove these FRUs in order e 1010 Battery pack on page 57 e 1030 Optical drive or travel cover on page 60 74 Hardware Maintenance Manual Table 20 Removal steps of palm rest assembly with cables Screw quantity Torque M2 x 8 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgfcm M2 x 5 mm flat head nylon coated 6 Black 0 181 Nm 1 85 kgfcm Chapter 8 Removing and replacing a FRU 75 Table 20 Removal steps of palm rest assembly with cables continued 76 Hardware Maintenance Manual Table 20 Removal steps of palm rest assembly with cables continued When installing Attach the palm rest so that the two small projections of the palm rest EJ firmly fit into the guide holes of the keyboard bezel and them press the front side of the palm rest downward until it clicks into place Refer to the following two figures Chapter 8 Removing and replacing a FRU 77 Table 20 Removal steps of palm rest assembly with cables continued Note In models with the fingerprint reader the sensor is attached to the palm rest FRU If the fingerprint reader is defective you can remove the fingerprint reader by referring to step shown in the following figure
26. Sponge large Sponge small Cap for Mg System miscellaneous parts e Expansion slot cover HDD cover sub bracket Connector cap Optical drive bracket Note Italicized letters in parentheses are references to the exploded view in Overall on page 116 Chapter 10 Parts list 153 Table 44 Parts list Miscellaneous parts continued System board miscellaneous parts Mini Card stud system board Stud system board e e Insulation top e Insulation black battery Insulation black coil e Insulation black SIM SIM card bracket Eject sheet USB gascket LCD miscellaneous parts Heat spreader for camera ThinkPad logo Lenovo logo Label camera Label no camera Label LED Tape cable fix 10 x 38 LCD latch R LCD latch L Rubber 0 5 Rubber 0 8 Rubber 0 8 long Rubber 1 0 Rubber 1 5 Alpet sheet for LCD Gasket for LCD Screw cap thin Screw cap square Note Italicized letter in parentheses is reference to the exploded view in LCD FRUs on page 144 ac power adapters Table 45 Parts list 2 pin ac power adapters 2 pin 65 W 20 V adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY 42T5282 2 pin 65 W 20 V adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY 4214419 2 pin 65 W 20 V adapter models CTO xxE xxF xxJ xxL xxP xxS xxU xxY 4214423 2 pin 90 W 20 2 pin 90 W 20 V adapter models CTO xxE xxF xxL xxP SUN
27. might result in hazardous radiation exposure Some laser products contain an embedded Class Class laser diode Note the following Laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam 18 Hardware Maintenance Manual A 482315 DVD 2 Jadi cis aa s CD ROM vel fi Sis lll aie La Sal gill VEN RN ya ill gia suh gji oe gih sl EY o Ja Wie dai ga pil sane ga Las Allia Ciel jal s hua be ld gb quille Gil o EST da PEN La Class 3 Class Cs GI FE alana de Gary 2 giai Guias y Aui goa Cal gal aliia 5 p lio os JAN y y pluit JAN Y qul xe jul dad a gi gu lna Chapter 1 Safety information 19 A CUIDADO Quando produtos a laser como CD ROMs unidades de DVD dispositivos de fibra tica ou transmissores est o instalados observe o seguinte e N o remova as tampas A remo o das tampas do produto a laser pode resultar em exposic o prejudicial radiac o de laser N o h pecas que permitam manutenc o no interior do dispositivo e A utiliza o de controles ou ajustes ou a execu o de procedimentos diferentes daqueles especificados aqui pode resultar em exposic o perigosa a radiac o A Perico Algumas produto
28. on the computer Turn the ThinkLight on or off Note This function is supported only on the ThinkPad Notebooks that have the ThinkLight The on or off status of the ThinkLight is shown on the screen for a few seconds when you press Fn PgUp 50 Hardware Maintenance Manual Table 7 Fn key combinations continued Fn ScrLk Enable or disable the numeric keypad The indicator of numeric lock will be displayed on the screen Fn Pause Have the same function as the Break key Fn cursor keys These key combinations are for use with Windows Media Player They have the following functions e Fn down arrow key Play or Pause e Fn up arrow key Stop e Fn right arrow key Next Track e Fn left arrow key Previous Track Chapter 6 Fn key combinations 51 52 Hardware Maintenance Manual Chapter 7 FRU replacement notices This chapter presents notices related to removing and replacing parts Read this chapter carefully before replacing any FRU Screw notices Loose screws can cause a reliability problem In the ThinkPad Notebook this problem is addressed with special nylon coated screws that have the following characteristics They maintain tight connections They do not easily come loose even with shock or vibration They are harder to tighten e e e e Each one should be used only once Do the following when you service this machine Keep the screw kit for the P N see Miscellaneous parts on page 153 in y
29. 04W1736 2 Integrated camera with microphone 1M 04W0442 N 5015 CTO 33x 34x 5016 CTO 5Px 22x 5Qx 44x 49x 4Ax 4Bx 4Cx 4Dx 4Jx 4Lx 4Xx 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x 5Bx 5Cx 5Gx 5Hx 5Mx 33x 23x 5017 CTO 4Mx 44x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 4Wx 4Xx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 30x 3Rx 3Sx 35x 38x 39x 3Ax 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx 148 Hardware Maintenance Manual Table 40 Parts list 15 6 inch HD LCD continued FRU 15 6 inch HD LCD FRUno 2 Integrated camera with microphone 1M 04W0443 5015 CTO 33x 34x 5016 5Px 22x 5Qx 44x 49x 4Ax 4 4 4Dx 4Jx 4Lx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Bx 5Cx 5Gx 5Hx 5Mx 33x 23x 5017 CTO 4Mx 44x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 4Wx 4Xx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4 4Dx 4Ex AFx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 35x 38x 39x 3Ax 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx Integrated camera with microphone 1M 04W0444 5015 CTO 33x 34x 5016 5Px 22x 5Qx 44x 49x 4Ax ABx 4Cx 4Dx 4Jx 4Lx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Bx 5Cx 5Gx 5Hx 5Mx 33x
30. 3Mx 3Nx 3Qx 3Ux 3Vx 3Wx 3Yx 34x 35x 36x 3Cx 3Dx 3Ex 7827 CTO 5Jx 5Hx 5Gx 5Kx 5Lx 5Mx 5Nx 5Px 5Rx 5Sx 45x 46x 47x 48x 4Cx 4Dx 4Ex 4Fx 4Jx 4Lx 55x 56x 57x 58x 59x 32x 7829 CTO 48x 47x 4Yx 45x 46x 4Tx 4Ux 4Dx 4Ex 4Fx 4Lx 4Mx 32x 7853 CTO 7854 CTO 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 45x 46x 47x 48x 4Ax 4Bx 4Dx 4Ex 4Fx 4Lx 4Mx 22x 7856 CTO 44x 45x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Px 3Qx 3Xx 42x 43x 5015 CTO 33x 34x 5016 CTO 5Px 5Rx 5Tx 4Ax 4Bx 4Cx 4Dx 4Hx 4Jx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 32x 5017 CTO 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 4Dx 4Ex 4Mx 22x 7860 CTO 35x 36x 38x 3Bx 3Cx 3Dx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 5016 CTO 5Vx 5Wx 5Xx 5Yx 43x 46x 42x 44x 45x 47x 48x 49x 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx AYx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Mx 33x 22x 5017 CTO 46x 43x 4Jx 4Lx 42x 44x 45x 47x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 4Nx 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Fx 4Gx 4Hx 4Kx 4Lx 7860 CTO 39x 3Ex 3Fx 3Gx 3Kx 3Qx Intel Centrino Advanced N 6205 60Y3253 7826 CTO 3Sx 3Tx 32x 33x 37x 38x 39
31. 3Nx 3Px 3Vx 3Wx 3Xx 4Cx 4Dx 4Gx 4Mx 7860 CTO 36x 39x 3Ax 3Cx 3Kx 3Lx 3Rx CPU assembly Intel Core i5 2520M Processor 2 50 GHz 7826 CTO 3Jx 3Tx 32x 33x 34x 35x 36x 38x 3Bx 3Cx 3Dx 3Fx 3Gx 7827 CTO 4Gx 5Hx 44x 43x 5Kx 5Lx 5Mx 5Nx 5Px 5Rx 5Sx 5Ex 5Fx 48x 34x 4 4 4Dx 4Ex 4Fx 5 4Jx 4Nx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Bx 5Cx 32x 24x 22x 7829 CTO 48x 44x 43x 4Rx 4Sx 4Ux 34x 4Ax 4Bx 4Dx 4Lx 4Mx 32x 7853 CTO 7854 CTO 4Zx 52x 4Ux 34x 39x 3Ax 3Bx 3Xx 3Yx 42x 4Kx 23x 7856 CTO 44x 34x 3Zx 5015 CTO 3Ax 3Bx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 43x 5Px 5Tx 42x 44x 48x 49x 4Ax 4Bx 4Cx 4Hx 4Jx 4Lx 4Wx AZx 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 32x 22x 5017 CTO 43x 4Lx 4Mx 42x 44x 48x 49x 4Dx 4Ex 32x 5019 CTO 7859 CTO 4Nx APx 4Wx 35x 3Dx 4Hx 4Kx 7860 CTO 35x 3Dx 3Nx 3Qx CPU assembly Intel Core i5 2540M Processor 2 60 GHz 7826 CTO 3Sx 37x 3Ax 7827 CTO 5Jx 42x 5Qx 5Dx 45x 46x 47x 4Lx 4Mx 4Rx 4Sx 4Tx 4Wx 4Xx 33x 23x 7829 CTO 47x 42x 4 AYx 4Qx 45x 46x 4Tx 49x 4Jx 4Kx 33x 7853 CTO 7854 CTO 4Yx 7856 CTO 5015 CTO 5016 CTO 46x 5Qx 5Rx 45x 47x 4Dx 4Vx 4Yx 55x 56x 57x 58x 33x 23x 5017 CTO 46x 45x 47x 4Fx 4Gx 33x 5019 CTO 7859 CTO 3Ax 3Bx 4Bx 7860 CTO 04W0496 04W0492
32. 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 40x 4Rx ASx 4Tx 34x 37x 38x 39x 3Ax 3Bx 30x 3Dx 3Fx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x LCD module 14 0 inch HD anti glare 93P5721 N e 7826 CTO 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex AFx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx 4Rx 45 4Tx 4Ux 4 AWx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px Wireless LAN antenna set 14W 04W1724 Table 40 Parts list 15 6 inch HD LCD FRU 15 6 inch HD LCD cRulp 1 LCD front bezel for 15W
33. 44x 45x 34x 37x 38x 3Nx 3Px 3Rx 3Tx 3Ux 3Wx 5015 CTO 5016 CTO 44x 47x 4Ax 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 5017 4Jx 4Lx 44x 47x 4Dx 33x 5019 CTO 7859 CTO 52x 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Wx 4Bx 4Cx 4Dx 4Ex 4Kx 4Lx 7860 CTO 35x 36x 38x 3Ax 3Ex 3Kx 3Nx ICI ETT 5 ea Cara Reader DIET 11777 N EEE fome 177 N Battery pack 4 cell Li ion 2 2 Ah 4214887 7826 CTO 34x 3Fx 3Gx 7827 CTO 5Mx 5Nx 5Px 7829 CTO 7853 CTO 7854 CTO 48x 7856 CTO 5015 CTO 3Cx 34x 5016 CTO 5Px 5017 CTO 5019 CTO 7859 CTO 7860 CTO Battery pack 4 cell Li ion 2 2 Ah 42T4883 7826 CTO 34x 3Fx 3Gx 7827 CTO 5Mx 5Nx 5Px 7829 CTO 7853 CTO 7854 CTO 48x 7856 CTO 5015 CTO 3Cx 34x 5016 CTO 5Px 5017 CTO 5019 CTO 7859 CTO 7860 CTO 118 Hardware Maintenance Manual Table 38 Parts list Overall continued Battery pack 4 cell Li ion 2 2 Ah 7826 CTO 34x 3Fx 3Gx 7827 CTO 5Mx 5Nx 5Px 7829 CTO 7853 CTO 7854 CTO 48x 7856 CTO 5015 CTO 3Cx 34x 5016 CTO 5Px 5017 CTO 5019 CTO 7859 CTO 7860 CTO Battery pack 6 cell Li ion 2 2 Ah 42T4921 7826 CTO 3Px 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 7827 CTO 4Cx 4Dx 4Ex 4Fx 5Ax 5Bx 7829 CTO 7853 CTO 7854 CTO 4Nx 4Px 4Qx ARx 4Sx 4Tx 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx
34. 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Lx 4Mx 4Nx 4Px 33x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 45 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4Jx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x Integrated camera with microphone 1M 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 5Kx 5Lx 5Mx 5Nx 5Px 5Rx 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Lx 4Mx 4 4Px 4Qx ARx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 53x 54x 57x 58x 59x 5Ax 5Bx 5Cx 33x 24x 23x 22x 7829 CTO 4Vx 48x 47x 4Wx 4Xx 4Yx 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Lx 4Mx 4 4Px 33x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx ARx 45 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3
35. 4Mx 22x 23x 7856 CTO 44x 45x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Nx 3Px 3Qx 3Sx 3Vx 3Xx 3Zx 42x 43x 5015 CTO 38x 39x 3Ax 3Bx 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Qx 5Rx 5Tx 48x 49x 4Ax 4Bx 4Cx 4Dx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 33x 32x 22x 5017 CTO 4Jx 4Lx 4Mx 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 4 4 4Dx 4Ex 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx Battery pack 6 cell Li ion 2 6 Ah 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 4 4 4Dx 4Ex AKx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx 42T4795 7826 CTO 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 47x 48x 34x 49x 4Ax 4Bx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 45 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Cx 33x 32x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 4Tx 4Ux 34x 4
36. 4Xx 4Yx 4Zx 54x 56x 7856 CTO 3Nx 3Px 3Qx 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x 5016 CTO 5Vx 5Wx 5Xx 5Yx 42x 45x 5Dx 5Ex 5Fx 5Gx 5Hx 23x 5017 CTO 42x 45x 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Hx 7860 CTO 3Lx 3Mx Table 55 Parts list Windows 7 Professional 32 bit recovery DVDs Language P N Japanese 03W8063 N Simplified Chinese 03W8062 US English 03W8064 Windows 7 Professional 64 bit DVDs Windows 7 Professional 64 bit is preinstalled as the operating system in the following models e 7826 CTO 35x 36x 39x 3Bx 3Ex 3Fx 3Gx e 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 45x 46x 34x 49x 4Cx 4Dx 4Fx 5Tx 4Hx 4Jx 4Mx 4Px 4Qx 4Rx 45 4 4Ux 4Vx AWx 4 4Yx 47 52x 53x 54x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x e 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 45x 46x 34x 49x 4Ax 4Bx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx AKx 4Lx 4Mx 33x 32x e 7853 CTO 160 Hardware Maintenance Manual e 7854 CTO AWx 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Nx 3Sx 3Tx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 4Gx 4Hx 4Kx 4Lx AMx 22x 23x e 7856 CTO 44x 45x 34x 37x 38x 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Wx 3Xx 3Yx 3Zx 42x 43x e 5015 CTO 33x 34x e 5016 CTO 43x 46x 5Px 5Qx 5Rx 5Tx 44x 47x 48x 49x 4Ax 4
37. 6 inch HD LCD CRUID LCD module 15 6 inch HD anti glare 04W0424 N 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Rx 5Tx 22x 43x 5Qx 42x 44x 48x 49x 4Ax 4Bx 4 4Dx 4 4Lx 4Xx AYx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Mx 33x 32x 23x 5017 CTO 43x 4Mx 42x 44x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Wx 4Xx 4Hx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 35x 38x 39x 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx LCD module 15 6 inch HD anti glare 04W0428 N 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Rx 5Tx 22x 43x 5Qx 42x 44x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Jx 4Lx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Mx 33x 32x 23x 5017 CTO 43x 4Mx 42x 44x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Wx 4Xx 4Hx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Px 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 35x 38x 39x 3Bx 3Cx 3Fx 3Gx 3Lx 3Mx LCD module 15 6 inch HD anti glare 0
38. 7525 PN SW MI PI 055105 Tann 979 59 WINI ADDON NIHON Inn NN W AMN 4395 IN 09109 IN UND ma ANNA DPIN Nova AWaINA n55193 p vianunb v DNA 50 MINANN IN ANYAY DINI 5959 HNN NY n55103 UY V INON tania a son 11220 WAN ADIN PYDI PN mug 100099 IN msisanns MD IVY 01935 112959 09355 MIO DIV 100 29 n51yn AMVIDOS mx DNI IN NMN 22 NDV 301g TANNA NN 2099 33 n25Y0n 0202 v 09025 NNN DIN NN PUNI PNI AIDA NN 30595 PN 09778 DIN PNA OPINA NWA 729703 p VANA Y MPA Amssann IN DD 3595 015 559 NINN 299902 VID 1220 TIN 1904 YN OD PY OY Sana TONN NHNM MWY LCD pin warn Top ON DAVA DYDON ON NIN MY 2 09 mne MPT 157002 Da PD cyan om ne oun INNS Dan OY yypnp 11120 990999 50 NNNNN 29 pan PODIAN ADIN NN PN MINUNNA 125 919 penn A 1120 DAT PONT 212159 IN 5335772 712230 70 n Mova 1n PUN 025100 YN 109997 IMAN nnsn5 YN 199009 39535 prova 11120 ION 395 1915 yo qprmpn FRU Sw nah nebnirv namo Y ON NON Da5 55 nN moon IND NN O ypunn IDUNN 535 55 NN pm AVANAN NN 129 mann FRU ThinkPad 2 ThinkPad ThinkPad
39. 7856 CTO 34x 3Rx 3Tx 3Ux e 5015 CTO e e e 5016 CTO 43x 46x 42x 44x 45x 47x 23x 5017 CTO 46x 43x 42x 44x 45x 47x 5019 CTO 7859 CTO 7860 CTO Battery pack 9 cell Li ion 2 8 Ah 42T4801 e 7826 CTO e 7827 CTO 45x 46x 24x 23x e 7829 CTO 45x 46x e 7853 e 7854 CTO 34x e 7856 CTO 34x 3Rx 3Tx 3Ux e 5015 CTO e 5016 CTO 43x 46x 42x 44x 45x 47x 23x e 5017 CTO 46x 43x 42x 44x 45x 47x e 5019 CTO e 7859 CTO e 7860 7826 CTO 7827 CTO 45x 46x 24x 23x 7829 CTO 45x 46x 7853 CTO 7854 CTO 34x 7856 CTO 34x 3Rx 3Tx 3Ux 5015 CTO 5016 CTO 43x 46x 42x 44x 45x 47x 23x 5017 CTO 46x 43x 42x 44x 45x 47x 5019 CTO 7859 CTO 7860 CTO 1 1 Battery pack 9 cell Li ion 2 8 Ah 4214912 1 Base cover assembly for 15W Dock 04W1740 Base cover assembly for 15W Dock 04W1741 Chapter 10 Parts list 123 Table 38 Parts list Overall continued ID 124 DVD RAM RW drive e 7826 CTO 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Bx 3Cx 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax
40. Ah Battery pack 6 cell Li ion 2 6 Ah e 7826 CTO 3Px 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 7827 CTO 4Cx 4Dx 4Ex 4Fx 5Ax 5Bx 7829 CTO 7853 CTO 7854 CTO 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Px 3Qx 3Xx 3Zx 4Gx 4Hx 7856 CTO 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Wx 5015 CTO 36x 37x 5016 4Hx 4Jx 5Mx 5017 CTO 5019 CTO 7859 CTO 4Nx 4Px 4Qx 4Rx 4Vx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 42x 43x 4Fx 4Gx 4Hx 7860 CTO 3Dx 3Hx 3Jx 7826 CTO 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Qx 5Rx 55 5Dx 5Ex 5Fx 47x 48x 34x 49x 4Ax 4 5 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx 4Rx 45 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Cx 33x 32x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 37x 38x 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 42x 43x 44x 45x 46x 47x 49x AAx 4Bx 4Cx 4Dx 4Ex 4Fx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Nx 3Px 3Qx 3Sx 3Vx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 38x 39x 3Ax
41. Disk Drives VGA Information IDE Drive Info PCI Information PNPISA Info SMBIOS Info VESA LCD Info Hardware Events Log Utility Run External Tests Surface Scan Hard Disk Benchmark System DOS Shell Tech Support Form Battery Rundown View Test Log Print Log Save Log Full Erase Hard Drive Quick Erase Hard Drive 32 Hardware Maintenance Manual Lenovo ThinkVantage Toolbox Lenovo ThinkVantage Toolbox is a diagnostic program that works through the Windows operating system It enables you to view symptoms of computer problems and solutions for them and includes automatic notification when action is required computing assistance advanced diagnostics and diagnostic history Note To install the latest Lenovo ThinkVantage Toolbox on the computer go to http web lenovothinkvantagetoolbox com click Download Lenovo ThinkVantage Toolbox and follow the instructions on the screen To run this program do as follows Windows 7 Click Start gt Control Panel gt System and Security gt Lenovo System Health and Diagnostics Windows Vista and Windows XP Click Start gt All Programs gt ThinkVantage gt Lenovo ThinkVantage Toolbox Follow the instructions on the screen Lenovo ThinkVantag Toolbox also has problem determination aids that determine software and usage problems For additional information about this program see the Help for the program FRU tests The following table shows the test for each FRU
42. GB 7 200 rpm 60Y4821 7826 CTO 3Jx 3Kx 3Mx 3Sx 3Tx 3Ux 3Vx 3Wx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Fx 3Gx 7827 CTO 4Gx 5Gx 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Dx 45x 46x 47x 4Ax 4Bx 4Cx 4Hx 4Kx 4Mx 4Px 4Ux 4Xx 59x 7829 CTO 4Vx 47x 42x 4Qx 45x 46x 4 4Bx 4Cx 4Gx 4Hx 4Jx 4Lx 4Nx 4Px 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 54x 55x 56x 57x 39x 3Xx 3Zx 49x 4Bx 4Cx 7856 CTO 44x 45x 3Bx 3Wx 5015 CTO 33x 5016 CTO 43x 5Px 42x 47x 4Ax 4Bx 4Tx 4Xx 53x 56x 5Kx 5017 CTO 43x 42x 47x 4Dx 4Ex 4Fx 5019 CTO 7859 CTO 4Wx 4Xx 39x 3Ax 3Bx 3Wx 42x 43x 7860 CTO 3Ex 3Fx SATA hard disk drive 500 GB 7 200 rom 5017 CTO 43x 42x 47x 4Dx 4Ex 4Fx 5019 CTO 7859 CTO 4Wx 4Xx 39x 3Ax 3Bx 3Wx 42x 43x 7860 CTO 3Ex 3Fx SATA solid state drive 128 GB 2 5 7mmH 04W1284 7826 CTO 7827 CTO 4Tx 23x 7829 CTO 4Ax 7853 CTO 7854 CTO 7856 CTO 5015 CTO 34x 5016 CTO 54x 55x 23x 5017 CTO 5019 CTO 7859 CTO 7860 CTO 75Y5125 7826 CTO 3Jx 3Kx 3Lx 3Mx 3Sx 3Tx 3Ux 3Vx 3Wx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Fx 3Gx 7827 CTO 4Gx 5Gx 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Dx 45x 46x 47x 4Ax 4Bx 4Cx 4Hx 4Kx 4Mx 4Px 4Ux 4Xx 59x 7829 CTO 4Vx 47x 42x 4Qx 45x 46x 4 4Bx 4 4Gx 4Hx 4Jx 4Kx 4Lx 4Nx 4Px 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 54x 55x 56x
43. Haut und Augen ger t sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesp lt und bei Beschwerden anschlie end ein Arzt aufgesucht werden A VORSICHT Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen A VORSICHT Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschlu oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen A VORSICHT Chapter 1 Safety information 11 Wenn ein Austausch der FRU bei laufendem Betrieb nicht erlaubt ist gehen Sie beim Austausch der FRU wie folgt vor Schalten Sie den Computer aus ziehen Sie alle Netzkabel von den Netzsteckdosen ab entfernen Sie den Akku und ziehen Sie alle miteinander verbundenen Kabel ab 12 Hardware Maintenance Manual 11120 DANN DIOP DPM DN ban 22 NTN W FRU ne5nn ANNI aunian NIYAN 9399 MN 20202 v nN NN Tina ND o vain ON DINSNI O 5puh NIP NON 239 IN PHN pypuv mop 5 5 vpn 1220 mn NINO 525 PPN 0977 5 99 nop NI 7155500 5510 n55Y0n NN 7909 U AMN IP IN 07735 IN UND nm POUND WAN nw 9 PIN 199092 ADA 55105 p Up nb 0 NIPNA n 99 WINI SY msisiann IN NNYN 01909 7399 MINIMA NI ADIOS 9290 11320 YN POWAY n5510n 1940 NN
44. No hay ninguna pieza dentro del dispositivo que pueda reparar e La utilizaci n de controles ajustes la realizaci n de procedimientos diferentes a los especificados puede dar como resultado una exposici n peligrosa a radiaciones Algunos productos l ser contienen un diodo l ser de Clase 3A o Clase 3B incorporado Tenga en cuenta lo siguiente Emite radiaci n l ser cuando est abierto No fije la vista en el rayo no lo mire directamente con instrumentos pticos y evite la exposici n directa al rayo A CD ROM DVD WHR 3 25 BE WA PJ AEE EE o ZIABTAIHENE MEE gt BRE AY 84215148 HERNAN MEN SER EI RAN f FB A R TE RA BOGE gt LOGER Bd B 12 818 3638 gt N AE EL Be EE 24 Hardware Maintenance Manual Chapter 2 Important service information This chapter presents following important service information that applies to all machine types supported by this manual e Strategy for replacing FRUs on page 25 Strategy for replacing a hard disk drive on page 26 Important notice for replacing a system board on page 26 How to use error message on page 26 e Strategy for replacing
45. Polish Portuguese Russian Simplified Chinese Spanish Swedish Traditional Chinese Turkish US English Windows Vista Home Basic 32 bit DVDs Windows Vista Home Basic 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 50 Parts list Windows Vista Home Basic 32 bit recovery DVDs ID US English 03W8061 Windows Vista Business 32 bit DVDs Windows Vista Business 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO Chapter 10 Parts list 157 e 7859 CTO 7860 CTO Table 51 Parts list Windows Vista Business 32 bit recovery DVDs Language P N Japanese 03W8059 US English 03W8060 Windows 7 Home Basic 32 bit DVDs Windows 7 Home Basic 32 bit is preinstalled as the operating system in the following models 7826 CTO 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 37x 38x 3Cx 7827 CTO 7829 CTO 7853 CTO 7854 CTO 52x 53x 55x 57x 58x 47x 49x 4Ax 4Bx 4Cx 4Dx 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 52 Parts list Windows 7 Home Basic 32 bit recovery DVDs Language P N Arabic N Brazil Portuguese French Indian English Portuguese Serbian Latin Simplified Chi
46. codes in the ThinkPad Notebooks see the manual for that device Numeric error codes Table 2 Numeric error codes Symptom or error beeps if any FRU or action in sequence 0187 System board EAIA data access error The access to EEPROM is failed two short beeps 0189 System board Invalid RFID configuration information area The EEPROM checksum is not correct two short beeps 0190 Critical low battery error two short beeps 0191 System Security Invalid Remote Change requested Charge the battery pack 2 Battery pack Run BIOS Setup Utility and then save current setting by pressing F10 System board 0210 Change keyboard and restart the computer Stuck Key two short beeps 0211 Run interactive tests of the keyboard and the auxiliary Keyboard error input device two short beeps 0230 System board Shadow RAM error Shadow RAM fails at offset nnnn two short beeps 0231 1 DIMM System RAM error System RAM fails at offset nnnn 2 System board two short beeps 42 Hardware Maintenance Manual Table 2 Numeric error codes continued Symptom or error beeps if any FRU or action in sequence DIMM 2 System board 0232 Extended RAM error Extended RAM fails at offset nnnn two short beeps 0250 System battery error System battery is dead two short beeps 0251 System CMOS checksum bad Default configuration used two short beeps 0254 System
47. compliance statement multilingual translations on page 18 General safety Follow these rules to ensure general safety Observe good housekeeping in the area of the machines during and after maintenance When lifting any heavy object Make sure that you can stand safely without slipping Distribute the weight of the object equally between your feet Use a slow lifting force Never move suddenly or twist when you attempt to lift DO Lift by standing or by pushing up with your leg muscles this action removes the strain from the muscles in your back Do not attempt to lift any object that weighs more than 16 kg 35 Ib or that you think is too heavy for you Do not perform any action that causes hazards to the customer or that makes the equipment unsafe Before you start the machine make sure that other service technicians and the customer s personnel are not in a hazardous position Place removed covers and other parts in a safe place away from all personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip about 8 centimeters 3 inches from the end D
48. fluido despues de lavarse A PELIGRO Para evitar descargas no quite la cubierta de pl stico que rodea la parte baja de la tarjeta invertida PELIGRO Aunque las bater as principales tienen un voltaje bajo una bater a cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal 16 Hardware Maintenance Manual A PELIGRO Salvo que se permita el intercambio en caliente para la unidad sustituible localmente realice lo siguiente antes de extraerla apague el sistema desconecte todos los cables de alimentaci n de las tomas de alimentaci n el ctrica extraiga la bateria y desconecte los cables de interconexi n FRU REN ERRA ft NEAR ORL TEMERE F ES 0658 8 E FRENTES SEA NF EEE DH BE N BARS ES EXE
49. hren A 10 Hardware Maintenance Manual VORSICHT Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Die Systembatterie ist eine Lithiumbatterie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen nicht aufgeladen zerlegt ber 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Die Leuchtstoffr hre im LCD Bildschirm enth lt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Der LCD Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgem behandelt wird oder der Computer auf den Boden f llt Wenn der Bildschirm besch digt ist und die darin befindliche Fl ssigkeit in Kontakt mit
50. indemnity under the intellectual property rights of Lenovo or third parties All information contained in this document was obtained in specific environments and is presented as an illustration The result obtained in other operating environments may vary Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Any references in this publication to non Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the materials for this Lenovo product and use of those Web sites is at your own risk Any performance data contained herein was determined in a controlled environment Therefore the result obtained in other operating environments may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Copyright Lenovo 2011 165 Electronic emissions notices For electronic emission information on Class B digital devices refer to the corresponding information in the User Guide CE Trademarks The following terms are trademarks of Len
51. licas pueden causar cortocircuitos el ctricos Chapter 1 Safety information 15 A PELIGRO Algunas baterias de reserva contienen una pequena cantidad de niquel y cadmio No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma A PELIGRO Las bater as contienen pequenas cantidades de niquel No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo baterias que se encuentren en la lista de piezas al sustituir la bateria La utilizaci n de una bateria no apropiada puede provocar la ignici n o explosi n de la misma A PELIGRO La bater a de repuesto es una bater a de litio y puede provocar incendios explosiones o quemaduras graves No la recargue ni quite el conector polarizado ni la desmonte ni caliente por encima de los 100 C 212 F ni la incinere ni exponga el contenido de sus celdas al agua Des chela tal como dispone la normativa local A PELIGRO Si la LCD se rompe y el fluido de su interior entra en contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como m nimo Obtenga atenci n medica si se presenta alg n s ntoma del
52. permanent loss of data Before removing the drive have the user make a backup copy of all the information on it if possible Never remove the drive while the computer is operating or is in suspend mode 62 Hardware Maintenance Manual Table 13 Removal steps of HDD or SSD assembly When installing Make sure that the HDD or SSD connector is attached firmly Chapter 8 Removing and replacing FRU 63 Table 13 Removal steps of HDD or SSD assembly continued When installing Do not apply excessive force to the HDD or SSD bracket EEE To do so you might bend or break it Before installing an HDD or SSD assembly into models with an mSATA solid state drive be sure to remove the mylar tape shown in the following illustration Table 14 Removal steps of HDD or SSD bracket 64 Hardware Maintenance Manual Table 14 Removal steps of HDD or SSD bracket continued Step Screw quantity Torque M3 x 3 5 mm flat head 4 Silver 0 392 Nm 4 kgfcm 1060 DIMM For access remove these FRUs in order e 1010 Battery pack on page 57 e 1040 Thermal cover on page 61 Table 15 Removal steps of DIMM Chapter 8 Removing and replacing aFRU 65 Table 15 Removal steps of DIMM continued Note If only one DIMM is used on the computer you are servicing
53. placa inversora PERIGO Embora as principais baterias possuam baixa voltagem uma bateria em curto circuito ou aterrada pode produzir corrente o bastante para queimar materiais de pessoal ou inflamaveis A PERIGO A menos que uma hot swap seja permitida para a FRU que esta sendo substituida faga o seguinte antes de remov la desligue computador desconecte todos os cabos de energia das tomadas remova pacote de baterias e desconecte quaisquer cabos de interconexao 8 Hardware Maintenance Manual A DANGER Avant de remettre l ordinateur sous tension apr s remplacement d une unit en clientele v rifiez que tous les ressorts vis et autres pi ces sont bien en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit A DANGER Certaines batteries de secours contiennent du nickel et du cadmium Ne les d montez pas ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court circuit Pour les mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle de l horloge temps r el veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate Une batterie ou une pile inappropri e risque de prendre feu ou d exploser A DANGER La batterie contient du ni
54. slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 Table 26 Removal steps of keyboard bezel Note Steps are only for ThinkPad L520 models For ThinkPad L420 and L421 models skip steps EJ anc EH SO B H Screw quantity Torque M2 5 x 6 5 mm flat head nylon coated 2 0 392 Nm 4 kgfcm M2 x 3 mm flat head nylon coated 3 0 181 Nm 1 85 kgfcm M2 x 3 mm flat head nylon coated 2 0 181 Nm 1 85 kgfcm M2 x 5 mm flat head nylon coated 3 0 181 Nm 1 85 kgfcm M2 x 5 mm flat head nylon coated 1 0 181 Nm 1 85 kgfcm 86 Hardware Maintenance Manual Table 26 Removal steps of keyboard bezel continued Torque Screw quantity Step 0 181 Nm Y 79 o 9 gt Ben 5 e x N 1 85 kgfcm When installing Make sure that the connectors are attached firmly to the system board 1190 LCD uni For access remove these FRUs in order Chapter 8 Removing and replacing FRU 87 1010 Battery pack on page 57 1030 Optical drive or travel cover on page 60 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73
55. t enth lt keine zu wartenden Teile e Werden Steuerelemente Einstellungen oder Durchf hrungen von Prozeduren anders als hier angegeben verwendet kann gef hrliche Laserstrahlung auftreten coron Einige Laserger te enthalten eine Laserdiode der Klasse 3A oder 3B Beachten Sie Folgendes Laserstrahlung bei ge ffneter Verkleidung Nicht in den Strahl blicken Keine Lupen oder Spiegel verwenden Strahlungsbereich meiden A nT nvnin 29 vau aupnmu 87172 IN anuas 27270 PNT DVD 9072 sewn 139 57999 A UN Nat spn re 229179 212192 sp wn aay ar qx meus nao PON bK IA 720779 an 299912 ADN sap IP 112197 AD wr ara m5 Now DIN VINDO IN 3352 Now AMANDA 113752 ww e 1129 AN 27527929 mw Class 38 Class mia 15 217177 279922 755 mas DYLAN IT nau bN wean bN bN niu wean ON MND UNI Web cP nusbp map JP mu Aw WAIT DDYN 22 Hardware Maintenance Manual Wd CD ROM DVD e
56. 0 charged Orange The battery is charged between 5 and 20 of the capacity and being discharged Blinking orange slow The battery is charged between 5 to 20 of the capacity and being charged When it reaches 20 the blinking color changes to green Blinking orange The battery is charged between 0 to 5 of the capacity Blinking orange rapid An error has occurred in the battery Off The battery is fully charged or the battery is detached 48 Hardware Maintenance Manual Chapter 6 Fn key combinations The following table shows the function of each combination of Fn with a function key Table 7 Fn key combinations Fn F3 Select a power plan in Windows XP power scheme that has been created by Power Manager or adjust the power level by using the slider control When you press this combination a panel for selecting a power plan power scheme appears Notes 1 To use the Fn F3 key combination you must have the ThinkPad PM device driver installed on the computer If you have logged on with an administrator user ID in Windows XP and you press Fn F3 the window for selecting a power scheme appears If you have logged on with another user ID in Windows XP and you press Fn F3 the window does not appear You cannot turn off the computer display by pressing Fn F3 Fn F4 Put the computer in sleep standby mode To return to normal operation press the Fn key only without pressing a function key Notes 1 To u
57. 0444 N e 5015 CTO 5016 CTO 5Kx 46x 45x 47x 4Hx 4Tx 4Ux 4Vx AWx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x Integrated camera with microphone 1M 04W0445 N e 5015 CTO 5016 CTO 5Kx 46x 45x 47x 4Hx 4Tx 4Ux 4Vx AWx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x Microphone 60Y3329 N 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO CA CA seen CAT 1 N N LCD cover kit Texture 15W with logo silver 04W1723 Speaker assembly for 15W 60Y3334 LCD cable HD Teflon 15W 04W1730 N LCD module 15 6 inch HD anti glare 4210743 5015 5016 5Kx 46x 45x 47x 4Tx 4Ux 4Vx 4Wx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x LCD module 15 6 inch HD anti glare 93P5681 N 5015 CTO 5016 CTO 5Kx 46x 45x 47x 4Hx 4Tx 4Ux 4Vx 4Wx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x Wireless LAN antenna set 15W 04W1726 ES Chapter 10 Parts list 151 Keyboard Table 42 Parts list Keyboard Language CRU ID Brazilian Portuguese 45N2287 45N2357 45N2427 Canadian French 058 45N2285 45N2355 45N2425 Canadian French Acnor 45N2284 45N2354 45N2
58. 04W0493 Chapter 10 Parts list 141 Table 38 Parts list Overall continued CPU assembly Intel Core i7 2620M Processor 2 70 GHz 7826 CTO 39x 7827 CTO 4Cx 4Hx 4Kx 4Px 4Qx 4Ux 4Vx 5Ax 7829 CTO 4Wx 4Ex 4Fx 4Gx 4Hx 4Nx 4Px 7853 CTO 7854 CTO 4Xx 7856 CTO 5015 CTO 5016 CTO 4Tx 4Ux 4Xx 52x 53x 54x 5017 CTO 4Jx 5019 CTO 7859 CTO 39x 7860 CTO System board assembly HM65 integrated 14W Dock TPM AUO4 without wireless WAN 7826 CTO 36x 3Dx 3Ex 3Gx 7827 CTO 5Lx 5Mx 5Sx 22x 7829 CTO 7853 CTO 7854 CTO 48x 4Fx 22x 23x 7856 CTO 3Lx System board assembly HM65 integrated 14W Dock non TPM AUO4 without wireless WAN System board assembly HM65 integrated 14W Dock TPM AUO4 with wireless WAN 7826 CTO 32x 7827 CTO 4Gx 5Hx 5Gx 44x 43x 42x 5Qx 5Rx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4Bx 5Tx 4Hx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 47 52x 53x 54x 55x 56x 57x 58x 5Ax 5Bx 5Cx 33x 32x 23x 7829 CTO 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Ex 4Fx 4Gx 4Kx 4Lx 4Mx 33x 32x 7853 CTO 7854 CTO 4Wx 4Ux 4Vx 34x 37x 38x 3Rx 35 3Tx 3Zx 42x 43x 44x 45x 46x AGx 4Hx 4Jx 4Kx 4Lx 4Mx 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Px 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx System board assembly HM65 integrated 14W Dock non TPM AUO4 with wireless WAN 7826 CTO 7827 CTO 4
59. 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 Table 27 Removal steps of LCD unit Step Screw quantity Torque M2 5 x 6 5 mm flat head nylon coated 2 0 392 Nm 4 kgfcm When installing Make sure that the connectors are attached firmly to the system board 88 Hardware Maintenance Manual Table 27 Removal steps of LCD unit continued In step a release wireless antenna cables from the cable guides For ThinkPad L520 models a f y 4 H 4 n n in i n n A y Ue j Elo For ThinkPad L420 and L421 models When installing Make sure that the cables are attached to the cable guides firmly Attention When you route the cables make sure that they are not subjected to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken Chapter 8 Removing and replacing FRU 89 Table 27 Removal steps of LCD unit continued Torque Screw quantity Step 0 392 Nm 4 kgfcm m q o i c 9 gt q lt abi 2 0 x N 2010 Top shielding assembly For access remove these FRUs in order
60. 33x 32x 5019 CTO 7859 CTO 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx CPU assembly Intel Core i3 2310M Processor 2 10 GHz 04W0495 e 7826 CTO 3Px 3Rx 3Mx 3Nx 3Qx 3Wx 3Xx 3Yx 7827 CTO 7829 CTO 4Vx 4Cx 7853 CTO 7854 CTO 56x 57x 58x 59x 4Rx 4Sx 4Tx 38x 3Dx 3Fx 3Hx 3Mx 3Nx 3Px 3Qx 3Wx 3Zx 46x 47x 48x 4Cx 4Dx 4Ex 4Fx 4Gx 4Jx 4Lx 4Mx 22x 7856 CTO 45x 38x 39x 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Qx 3Ux 3Vx 3Xx 43x 5015 CTO 38x 39x 3Cx 5016 CTO 5017 CTO 5019 CTO 7859 CTO 55x 56x 53x 54x 4Vx 4Xx 38x 3Qx 3Rx 3Sx 3Tx 3Ux 3Yx 42x 43x 4Ex 4Fx 4Lx 22x 7860 CTO 38x 3Bx 3Ex 3Fx 3Gx 3Hx 3Jx 3Mx 3Sx 140 Hardware Maintenance Manual Table 38 Parts list Overall continued ID CPU assembly Intel Core i5 2410M Processor 2 30 GHz 7826 CTO 3Hx 3Lx 3Ux 3Vx 7827 CTO 49x 7829 CTO 7853 CTO 7854 CTO 4Wx 53x 54x 55x 4Vx 4 4Px 4Qx 37x 3Cx 3Ex 3Gx 3Jx 3Kx 3Lx 3Rx 3Sx 3Tx 3Ux 3Vx 43x 44x 45x 49x 4Ax 4Bx 4Hx 7856 CTO 37x 3Ax 3Bx 3Cx 3Nx 3Px 3Rx 3Sx 3Tx 3Wx 42x 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 52x 4Qx 4Rx 36x 3Mx
61. 3Bx 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Qx 5Rx 5Tx 48x 49x 4Ax 4Bx 4Cx 4Dx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 33x 32x 22x 5017 CTO 4Jx 4Lx 4Mx 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 4 4 4Dx 4Ex 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Ex 3Fx 3Gx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx 120 Hardware Maintenance Manual 4214925 4214927 42T4791 Table 38 Parts list Overall continued ID Battery pack 6 cell Li ion 2 6 Ah 4274793 7826 CTO 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 47x 48x 34x 49x 4Ax 4Bx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx 4Rx 45 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Cx 33x 32x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 37x 38x 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 42x 43x 44x 45x 46x 47x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Jx 4Kx 4Lx
62. 3Nx 3Px 3Qx 3Yx 3Zx 4Gx 4Hx 7856 CTO 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Wx 5015 CTO 36x 37x 5016 CTO 4Hx 4Jx 5Mx 5017 CTO 5019 CTO 7859 CTO 4Nx APx 4Qx ARx 4Vx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 42x 43x AFx 4Gx 4Hx 7860 CTO 3Dx 3Hx 3Jx Battery pack 6 cell Li ion 2 2 Ah 42T4923 7826 CTO 3Px 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 7827 CTO 4Cx 4Dx 4Ex 4Fx 5Ax 5Bx 7829 CTO 7853 CTO 7854 CTO 4Nx 4Px 4Qx ARx 4Sx 4Tx 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Px 3Qx 3Zx 4Gx 4Hx 7856 CTO 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Wx 5015 CTO 36x 37x 5016 CTO 4Hx 4Jx 5Mx 5017 CTO 5019 CTO 7859 CTO 4Nx 4Px 4Qx 4Rx 4Vx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 42x 43x 4Fx 4Gx 4Hx 7860 CTO 3Dx 3Hx 3Jx Chapter 10 Parts list 119 Table 38 Parts list Overall continued Battery pack 6 cell Li ion 2 2 Ah 7826 CTO 3Px 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 7827 CTO 4Cx 4Dx 4Ex 4Fx 5Ax 5Bx 7829 CTO 7853 CTO 7854 CTO 4Nx 4Px 4Qx ARx 4Sx 4Tx 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Px 3Qx 3Xx 3Zx 4Gx 4Hx 7856 CTO 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Wx 5015 CTO 36x 37x 5016 CTO 4Hx 4Jx 5Mx 5017 CTO 5019 CTO 7859 CTO 4Nx 4Px 4Qx 4Rx 4Vx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 42x 43x 4Fx 4Gx 4Hx 7860 CTO 3Dx 3Hx 3Jx Battery pack 6 cell Li ion 2 2
63. 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx SATA hard disk drive 250 GB 5 400 rom 7mmH 04W1286 7826 CTO 7827 CTO 5Qx 5Sx 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx SATA hard disk drive 250 GB 5 400 rom 7mmH 04W1289 7826 CTO 7827 CTO 5Qx 5Sx 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx Chapter 10 Parts list 129 Table 38 Parts list Overall continued 16 OPAL SATA hard disk drive 250 GB 7 200 rpm 75Y5151 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO OPAL SATA hard disk drive 250 GB 7 200 rom 75Y5153 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO SATA har
64. 424 Finnish Swedish 45N2309 45N2379 45N2449 Greek U S English and Greek layout 45N2296 45N2366 45N2436 Latin American Spanish 45N2286 45N2356 45N2426 Traditional Chinese 45N2316 45N2386 45N2456 Turkish F 60Y9558 60Y9560 60Y9556 U K English 45N2312 45N2382 45N2452 U S English 45N2283 45N2353 45N2423 U S English International with a Euro symbol 45N2313 45N2383 45N2453 152 Hardware Maintenance Manual Miscellaneous parts Table 43 Parts list Miscellaneous parts 22202277 Screw kit including nylon coated screws 60Y4343 e M2 x 2 mm silver flat head 1 e M2 x 3 mm black flat head 43 M2 x 5 mm black flat head 48 M2 x 6 mm black flat head 2 M2 x 8 mm black flat head 2 M2 5 x 6 5 mm black flat head 8 M3 x 3 5 mm silver flat head 4 Seal kit 60Y4344 e Tape for LCD cable large e Tape S cable fix e Tape L cable fix e Screw cap thin e Screw cap square Docking connector cover 04W1465 Table 44 Parts list Miscellaneous parts Rubber foot front Rubber foot rear LCD latch knob LCD latch Latch link wire LCD latch spring Wireless radio switch knob Wireless radio switch latch Security keyhole bracket EMI spring optical drive EMI spring HDD front EMI spring HDD rear Gasket long Gasket short HDD guide front HDD rubber rail front HDD guide rear HDD rubber rail rear LCD latch rubber Pad battery
65. 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx 5016 CTO 5Wx 46x 44x 45x 48x 49x 4Jx 4Lx 4Ux 4Vx 4Wx AYx AZx 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx 3Yx 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx SATA hard disk drive 320 GB 7 200 rom 60Y4819 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 3Ex 7827 5Hx 44x 43x 5Ex 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx AYx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx 5016 CTO 5Wx 46x 44x 45x 48x 49x 4Hx 4Jx 4Lx 4Ux 4 4Wx 4Yx AZx
66. 4W0430 N 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Rx 5Tx 22x 43x 5Qx 42x 44x 48x 49x 4Ax 4Bx 4 4Dx 4 4Lx 4Xx AYx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Mx 33x 32x 23x 5017 CTO 43x 4Mx 42x 44x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Wx 4Xx 4Hx 22x 52x 53x 54x 4Rx 4Vx 35x 38x 3Bx 3Nx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 43x 4 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 35x 38x 39x 3Bx 3Cx 3Fx 3Gx 3Lx 3Mx Wireless LAN antenna set 15W 04W1726 Table 41 Parts list 15 6 inch HD LCD FRU 15 6 inch HD LCD ID 1 LCD front bezel 15W 04W1736 2 Integrated camera with microphone 1M 04W0442 N 5015 CTO 5016 CTO 5Kx 46x 45x 47x 4Hx 4Tx 4Ux 4Vx 4Wx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x 150 Hardware Maintenance Manual Table 41 Parts list 15 6 inch HD LCD continued FRU 15 6 inch HD LCD a ID Integrated camera with microphone 1M 04W0443 N e 5015 CTO 5016 CTO 5Kx 46x 45x 47x 4Hx 4Tx 4Ux 4Vx AWx 5017 CTO 46x 4Jx 4Lx 45x 47x 5019 CTO 7859 CTO 4Qx 36x 39x 3Ax 3Dx 3Mx 3Qx 3Rx 42x 4Mx 7860 CTO 36x Integrated camera with microphone 1M 04W
67. 4Yx 4Ux 34x 49x 4Dx 4Ex 4Fx 4Lx 4Mx 47x 44x 43x 42x 4Qx 4Rx 4Sx 4Tx 4Ax 32x 7853 CTO 7854 CTO 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 3Bx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Yx 3Zx 47x 48x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Lx 4Mx 22x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 49x 7856 CTO 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Qx 3Sx 3Vx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 38x 39x 3Cx 36x 37x 33x 34x 3Ax 3Bx 5016 CTO 5Xx 5Yx 46x 5Px 5Qx 5Rx 5Tx 45x 4Bx 4Cx 4Dx 4Hx 4Jx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 23x 43x 42x 48x 49x 32x 22x 5Vx 5Wx 4Lx 5017 CTO 46x 4Mx 45x 4Ex 4Fx 4Gx 43x 42x 48x 49x 32x e 5019 CTO 7859 CTO 55x 56x 53x 54x ANx 4Px 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Xx 3Yx 42x 43x 4Fx 4Gx 4Hx 4Mx 22x 4Qx 4Rx 4Vx 7860 CTO 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Qx 3Rx 3Sx 39x Chapter 10 Parts list 117 Table 38 Parts list Overall continued 4 GB DDR3 1333 SDRAM SO DIMM PC3 10600 card 55Y3717 7826 CTO 39x 3Ax 3Bx 7827 CTO 5Rx 45x 46x 4Cx 4Hx 4Kx 4Mx 4Px 4Qx 4Rx 4Sx 4Tx 4Ux 4Vx 4Wx AXx 4Yx AZx 52x 53x 54x 33x 7829 CTO 4Vx 4Wx 4Xx 45x 46x 4Cx 4Gx 4Hx 4Jx 4Kx 4Nx 4Px 33x 7853 CTO 7854 CTO 4Wx 4Ux 4Vx 34x 37x 38x 39x 3Cx 3Dx 3Ex 3Fx 3Xx 42x 43x 44x 45x 46x 4Jx 4Kx 23x 7856 CTO
68. 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx 3Yx 4Bx 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx SATA hard disk drive 320 GB 7 200 rom 75Y5123 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 3Ex 7827 CTO 5Hx 44x 43x 5Ex 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx 4Yx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx 5016 CTO 5Wx 46x 44x 45x 48x 49x 4Jx 4Lx 4Ux 4 4Wx AYx AZx 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx 4Bx 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx 132 Hardware Maintenance Manual Table 38 Parts list Overall continued ID SATA ha
69. 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx SATA hard disk drive 250 GB 5 400 rom 41W0785 7826 CTO 7827 CTO 5Qx 5Sx 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx 128 Hardware Maintenance Manual Table 38 Parts list Overall continued SATA hard disk drive 250 GB 5 400 rom 75Y5043 7826 CTO 7827 CTO 5Qx 5Sx 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 38x 39x 3Ax 3Cx 36x 5016 CTO 5Xx 5Yx 5Rx 5Tx 58x 5Ax 5Cx 5Dx 5Ex 5Hx 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 3Tx 22x 7860 CTO 3Kx 3Lx 3Mx SATA hard disk drive 250 GB 5 400 rom 75Y5033 7826 CTO 7827 CTO 5Qx 5Sx 52x 53x 55x 56x 58x 7829 CTO 7853 CTO 7854 CTO 3Qx 3Tx 3Ux 3Vx 3Wx 48x 4Jx 4Mx 22x 7856 CTO 3Ex 3Fx 3Px 3Qx 3Rx 3Sx 3Tx
70. 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO AWx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 39x 3Bx 3Cx 36x 37x 33x 34x 5016 CTO 5Xx 43x 46x 5Px 5Qx 5Rx 5Tx 42x 44x 45x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Hx 4Jx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 33x 32x 23x 22x 5017 CTO 46x 43x 4Jx 4Lx 4Mx 42x 44x 45x 47x 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx
71. 65 integrated 15W Dock TPM AUO4 without wireless WAN 04W0384 5015 CTO 38x 39x 3Ax 3Bx 3Cx 36x 37x 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Rx 5Tx 5Kx 22x 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Wx 4Xx 4Hx 22x 7860 CTO 3Dx 3Jx 3Nx 3Qx 3Rx 3Sx System board assembly HM65 integrated 15W Dock non TPM AUO4 without wireless WAN 04W0385 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO 3Hx System board assembly HM65 integrated 15W Dock TPM AUO4 with wireless WAN 04W0386 5015 CTO 34x 5016 CTO 43x 46x 5Qx 42x 44x 45x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Mx 33x 32x 23x 5017 CTO 46x 43x 4Jx 4Lx 4Mx 42x 44x 45x 47x 48x 49x 4Dx 4Ex AFx 4Gx 33x 32x 5019 CTO 7859 CTO 52x 53x 54x 35x 36x 38x 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 4Mx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Ex 3Fx 3Gx 3Kx 3Lx 3Mx Chapter 10 Parts list 143 Table 38 Parts list Overall continued ID 24 System board assembly HM65 integrated 15W Dock non TPM AUOA with wireless WAN 04W0387 N 5015 CTO 5016 CTO 4Hx 4Jx 5017 CTO 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 7860 CTO 04W1349 7826 CTO 3Dx 7827 CTO 5Hx 43x 42x 5Mx 5Rx 5Sx 5Dx 5Ex 45x 48x 4Qx 4Sx 4Vx AW
72. 6x 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Fx 4Gx 4Hx 4Mx 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Nx 27 Keyboard see Keyboard on page 152 TrackPoint caps 91P9642 ac power adapter see ac power adapters on page 154 LCD FRUs In ThinkPad L420 L421 and L520 there are following types of LCDs e 14 0 inch HD LED backlight LCD Table 39 Parts list 14 0 inch HD LCD on page 146 144 Hardware Maintenance Manual e 15 6 inch HD LED backlight LCD Table 40 Parts list 15 6 inch HD LCD on page 148 e 15 6 inch HDx LED backlight LCD Table 41 Parts list 15 6 inch HD LCD page 150 Chapter 10 Parts list 145 Table 39 Parts list 14 0 inch HD LCD FRU 14 0 inch HD LCD ID LCD front bezel for 14W 04W1735 N Integrated camera with microphone 1M 1 146 7826 CTO 3Px 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 32x 33x 35x 36x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 5Kx 5Mx 5Nx 5Px 5Rx 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex AFx 5Tx 4Hx 4Jx 4Lx 4Mx 4Nx 4Px 4Qx ARx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 53x 54x 57x 58x 59x 5Ax 5Bx 5Cx 33x 24x 23x 22x 7829 CTO 4Vx 48x 47x 4Wx 4Xx 4Yx
73. 7x 58x 59x 4Ux 4Vx 37x 38x 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 42x 43x 44x 45x 46x 47x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Nx 3Px 3Qx 3Sx 3Vx 3Xx 3Zx 42x 43x 5015 CTO 38x 39x 3Ax 3Bx 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Qx 5Rx 5Tx 48x 49x 4Ax 4Bx 4Cx 4Dx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 33x 32x 22x 5017 CTO 4Jx 4Lx 4Mx 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 55x 56x 52x 53x 54x 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Ux 3Vx 3Wx 3Xx 3Yx 4 4Cx 4Dx 4Ex 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Fx 3Gx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 3Sx Battery pack 6 cell Li ion 10 4 Wh 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Battery pack 6 cell Li ion 10 4 Wh 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 7856 5015 5016 5017 5019 7859 7860 Hardware Maintenance Manual 4214911 4214817 42T4819 Table 38 Parts list Overall continued FRU Overall ID 10 Battery pack 9 cell Li ion 2 8 Ah 42T4799 e 7826 CTO 7827 CTO 45x 46x 24x 23x e 7829 CTO 45x 46x e 7853 e 7854 CTO 34x e
74. 9x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4Jx 4Lx 4Mx 4 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 37x 38x 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 42x 43x 44x 45x 46x 47x 49x AAx 4Bx 4Cx 4Dx 4Ex 4Fx 4 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Nx 3Px 3Qx 3Sx 3Vx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 38x 39x 3Ax 3Bx 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Qx 5Rx 5Tx 48x 49x 4Ax 4Bx 4Cx 4Dx 4Lx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 5Kx 33x 32x 22x 5017 CTO 4Jx 4Lx 4Mx 48x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x Chapter 10 Parts list 121 Table 38 Parts list Overall continued Battery pack 6 cell Li ion 2 6 Ah 122 7826 CTO 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 47x 48x 34x 49x 4Ax 4Bx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 45 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Cx 33x 32x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4Jx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 5
75. DP or to recover data from the hard disk drive The hard disk drive can be replaced for a scheduled fee For how to remove the POP see How to remove the hard disk password on page 39 Supervisor password A supervisor password SVP protects the system information stored in the BIOS Setup Utility The user must enter the SVP in order to get access to the BIOS Setup Utility and change the system configuration Attention If the SVP has been forgotten and cannot be made available to the service technician there is no service procedure to reset the password The system board must be replaced for a scheduled fee How to remove the power on password To remove a POP that you have forgotten do the following A If no SVP has been set 1 Turn off the computer 2 Remove the battery pack For how to remove the battery pack see 1010 Battery pack on page 57 3 Remove the backup battery For how to remove the backup battery see 1140 Backup battery on page 80 4 Turn on the computer and wait until the POST ends After the POST ends the password prompt does not appear The POP has been removed 5 Reinstall the backup battery and the battery pack B If an SVP has been set and is known by the service technician 1 Turn on the computer 2 When the ThinkPad logo comes up immediately press F1 to enter BIOS Setup Utility For models supporting the Passphrase function press F1 while the POP icon is appearing on the sc
76. El it pops out EX 58 Hardware Maintenance Manual Table 9 Removal steps of ExpressCard blank bezel continued Table 10 Removal steps of Media Card blank bezel When you press the Media Card blank bezel El it pops out EX Chapter 8 Removing and replacing a FRU 59 Table 10 Removal steps of Media Card blank bezel continued When installing Make sure that the bezel is correctly oriented as shown in the following figure 1030 Optical drive or travel cover For access remove this FRU e 1010 Battery pack on page 57 60 Hardware Maintenance Manual Table 11 Removal steps of optical drive or travel cover 0 181 Nm Screw quantity 1 85 kgfcm M2 x 8 mm flat head nylon coated 1 1040 Thermal cover For access remove this FRU 1010 Battery pack on page 57 Chapter 8 Removing and replacing FRU 61 Table 12 Removal steps of thermal cover Note Loosen the screws but do not remove them Attention Do not touch or apply any excessive force to the fan motor located in the slot It might cause damage to the fan assembly or might cause the computer to malfunction 1050 Hard disk drive or solid state drive assembly For access remove these FRUs in order e 1010 Battery pack on page 57 e 1040 Thermal cover on page 61 Attention e Do not drop the drive or apply any physical shock to it The drive is sensitive to physical shock Improper handling can cause damage and
77. Ex 4Fx 7829 CTO 7853 CTO 7854 CTO 4Px 4Sx 3Ax 3Lx 3Mx 3Nx 7856 CTO System board assembly HM65 14W non docking TPM AUO4 without wireless WAN 7826 CTO 3Px 3Rx 3Qx 3Yx 34x 7827 CTO 5Jx 5Px 4Kx ALx 7829 CTO 4Nx 7853 CTO 7854 CTO 3Ux 3Vx 3Wx 59x 7856 CTO 44x 45x 3Bx 3Cx 3Dx 3Fx 3Jx 3Zx 42x 43x 24 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 3Mx 142 Hardware Maintenance Manual 04W0494 04W0376 1 04W0377 04W0378 04W0379 1 04W0480 Table 38 Parts list Overall continued FRU Overall System board assembly HM65 14W non docking non TPM AUO4 without wireless WAN 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 4Nx ATx 3Jx 3Kx 3Px 3Qx 7856 CTO 3Kx System board assembly HM65 AMD 1GB 14W non docking TPM AUO4 without wireless 04W0482 WAN e 7826 CTO 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 33x 35x 37x 38x 39x 3Ax 3Bx 3Cx 3Fx 7827 CTO 5Kx 5Nx 4Jx 4Mx 59x 24x 7829 CTO 4Vx 4Bx 4 4Dx 4Hx 4Jx 4Px 7853 CTO 7854 CTO 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 3Xx 47x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 7856 CTO 3Hx 3Rx 3Yx System board assembly HM65 AMD 1GB 14W non docking non TPM AUO4 without 04W0483 wireless WAN e 7826 CTO e 7827 CTO 4Cx 4Dx e 7829 CTO e 7853 CTO e 7854 CTO 4Qx 4Rx 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx e 7856 CTO 3Gx System board assembly HM
78. FRUs for CTO CMV and GAV on page 26 Product definition on page 26 FRU identification for CMV and products on page 27 Important e Advise customers to contact the Lenovo Customer Support Center if they need any assistance in obtaining or installing any software fixes drivers and BIOS downloads Telephone numbers for Lenovo Support are available at http www lenovo com support phone System Disassembly Reassembly videos that show the FRU removals or replacements for the Lenovo authorized service technicians are available in the following support site http www lenovoservicetraining com ion e Advise customers to contact the Customer Support Center at 800 426 7378 if they need assistance in obtaining or installing any software fixes drivers and BIOS downloads Customers in Canada should call the Customer Support Center at 800 565 3344 for assistance or download information Strategy for replacing FRUs Before replacing parts Make sure that all software fixes drivers and BIOS downloads are installed before replacing any FRUs listed in this manual After a system board is replaced ensure that the latest BIOS is loaded to the system board before completing the service action To download software fixes drivers and BIOS do as follows 1 Go to http www lenovo com support 2 Enter the product number of the computer or press Auto detect button on the screen 3 Select Downloads amp
79. Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Rx 35 3Tx 3Ux 3Vx 3Wx 3Xx 3Zx 42x 43x E Chapter 10 Parts list 147 Table 39 Parts list 14 0 inch HD LCD continued E FRU 14 0 inch HD LCD ID LCD module 14 0 inch HD anti glare 93P5725 N 7826 CTO 3Px 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex AFx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4 4Px 4Qx 4Rx 45 4Tx 4Ux 4 AWx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx ARx 4Sx 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux
80. Mx 3Nx 3Qx 3Rx 3Sx 60Y3271 7826 CTO 3Px 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Gx 44x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Fx 46x 47x 34x 49x 4Ax 4 4 4Dx 4Ex AFx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 4Sx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 47x 44x 4Wx 4Xx 4Yx 4Sx 46x 4Tx 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx ANx 4Px 33x 32x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx ARx 45 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Cx 3Dx 3Ex 3Fx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 5015 CTO 3Ax 3Bx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Qx 5Rx 44x 47x 49x 4Ax 4Bx 4Cx 4Dx 4Hx 4Jx 4Lx 4Tx 4Ux 4Vx AWx 4 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x Chapter 10 Parts list 139 Table 38 Parts list Overall continued
81. NV7 Volume checksum bad Default configuration used two short beeps 0260 System timer error two short beeps 0270 Real time clock error two short beeps 0271 Date and time error Neither the date nor the time is set in the computer two short beeps 0280 Previous boot incomplete Default configuration used two short beeps 02D0 System cache error two short beeps 02 0 CPU ID xx Failed 1802 Unauthorized network card is plugged in Turn off and remove the miniPCI network card two short beeps Charge the backup battery for more than 8 hours by connecting the ac power adapter Replace the backup battery and run BIOS Setup Utility to reset the time and date Charge the backup battery for more than 8 hours by connecting the ac power adapter Replace the backup battery and run BIOS Setup Utility to reset the time and date Turn off the computer and discharge CMOS Then restart the computer Charge the backup battery for more than 8 hours by connecting the ac power adapter Replace the backup battery and run BIOS Setup Utility to reset the time and date System board Charge the backup battery for more than 8 hours by connecting the ac power adapter Replace the backup battery and run BIOS Setup Utility to reset the time and date System board Run BIOS Setup Utility to reset the time and date 1 Load Setup Default in BIOS Setup Utility 2 DIMM 3 Sy
82. O Travel cover 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Hardware Maintenance Manual 04W1270 04W1271 04W0359 Table 38 Parts list Overall continued FRU Overall pom CRU ID E 1 1 1 1 1 SATA hard disk drive 160 GB 7 200 rom 60Y4805 e 7826 CTO e 7827 CTO e 7829 CTO e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO e 5016 CTO e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO SATA hard disk drive 160 GB 7 200 rpm 60Y4815 e 7826 CTO e 7827 CTO e 7829 CTO e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO e 5016 CTO e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO 1 SATA hard disk drive 160 GB 7 200 rpm 75Y5121 e 7826 CTO e 7827 CTO e 7829 CTO e 7853 CTO e 7854 CTO e 7856 CTO e 5015 CTO e 5016 CTO e 5017 CTO e 5019 CTO e 7859 CTO e 7860 CTO Chapter 10 Parts list 127 4 5 5 6 6 6 Table 38 Parts list Overall continued FRU Overall 16 SATA hard disk drive 160 GB 7 200 rom 7mmH 04W1290 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO SATA hard disk drive 160 GB 7 200 rom 7mmH 04W1293 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO SATA hard disk drive 250 GB 5 400 rom 41W0777 7826 CTO 7827 CTO 5Qx 5Sx
83. Qx 3Rx 3Sx 3Tx 3Ux 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4Jx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x Integrated camera with microphone 1M 7826 CTO 3Px 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 32x 33x 35x 36x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 5Kx 5Mx 5Nx 5Px 5Rx 46x 47x 48x 34x 49x 4Ax 4 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Lx 4Mx 4 4Px 4 ARx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 53x 54x 57x 58x 59x 5Ax 5Bx 5Cx 33x 24x 23x 22x 7829 CTO 4Vx 48x 47x 4Wx 4Xx 4Yx 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Lx 4Mx 4Nx 4Px 33x 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx AHx 4Jx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 34x 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3
84. RU replacement notices on page 53 3 Begin by removing any FRUs that have to be removed before replacing the failing FRU Such FRUs are listed in each FRU replacement section Remove them in the order in which they are listed 4 Follow the correct sequence in the steps for removing a FRU as given in the drawings by the numbers in square callouts 5 When turning a screw to replace a FRU turn it in the direction as given by the arrow in the drawing 6 When removing a FRU move it in the direction as given by the arrow in the drawing 7 To put the new FRU in place reverse the removal procedure and follow any notes that pertain to replacement For information about connecting and arranging internal cables see Chapter 9 Locations on page 113 8 When replacing a FRU use the correct screw s as shown in the procedures vw Before removing any FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Attention After replacing a FRU do not turn on the computer until you have made sure that all screws springs and other small parts are in place and none are loose inside the computer Verify this by shaking the computer gently and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits Attention The system board is sensitive to and can be damaged by electrostatic discharge Before touching i
85. Rx 4Sx 45x 32x 7853 CTO 7854 CTO 3Vx 3Wx 7856 CTO Wireless WAN antenna set 14W 04W1725 Hinges 14W 04W1731 N Hinges 14W 04W1732 N LCD cover kit Texture 14W with logo silver 04W1722 N Speaker assembly for 14W 60Y3333 N 7 LCD cable HD Teflon 14W 04W1728 N LCD module 14 0 inch HD anti glare 93P5729 N e 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 44x 43x 42x 5Kx 5Lx 5Mx 5Nx 5Px 5Qx 5Rx 5Sx 5Dx 5Ex 5Fx 45x 46x 47x 48x 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 4Qx ARx 45 4Tx 4Ux 4 4Wx 4Xx 4Yx 47 52x 53x 54x 55x 56x 57x 58x 59x 5Ax 5Bx 5Cx 33x 32x 24x 23x 22x 7829 CTO 4Vx 48x 47x 44x 43x 42x 4Wx 4Xx 4Yx 4Qx 4Rx 4Sx 45x 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx APx 33x 32x 7853 CTO e 7854 4Wx 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Ux 4Vx 4Nx 4Px 40x 4Rx 4Sx 4Tx 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Jx 4Kx 4Lx 4 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3
86. ThinkPad Hardware Maintenance Manual ThinkPad L420 L421 and L520 Note Before using this information and the product it supports be sure to read the general information under Appendix A Notices on page 165 Second Edition April 2011 Copyright Lenovo 2011 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 Contents About this manual Chapter 1 Safety information General safety Electrical safety Safety inspection guide Handling devices that are sensitive to dlecttosfatic discharge Grounding requirements Safety notices multilingual translatione Laser compliance statement multilingual translations Chapter 2 Important service information Strategy for replacing FRUs Strategy for replacing a hard disk dive Important notice for replacing a system board How to use error message a for FRUs for CTO CMV and Piodu t definition FRU identification for CTO CMV and GAV products Chapter 3 General checkout What to do first Checkout guide Diagnostics using PC ior DOS Lenovo ThinkVantage Toolbox FRU tests Power system checkout Checking the ac power adapter Checking operational charging Checking the battery pack Checking the backup battery
87. Zx 42x 43x Hardware Maintenance Manual 04W0442 04W0443 04W0444 Table 39 Parts list 14 0 inch HD LCD continued FRU 14 0 inch HD LCD ee ID Integrated camera with microphone 1M 04W0445 N e 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 4Gx 5Hx 5Gx 5Kx 5Lx 5Mx 5Nx 5Px 5Rx 46x 47x 48x 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 5Tx 4Hx 4Jx 4Kx 4Lx 4Mx 4Nx 4Px 40x 4Rx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 4Zx 53x 54x 57x 58x 59x 5Ax 5Bx 5Cx 33x 24x 23x 22x 7829 CTO 4Vx 48x 47x 4Wx 4Xx 4Yx 46x 4Tx 4Ux 34x 49x 4Ax 4Bx 4Cx 4Dx 4Ex AFx 4Gx 4Hx 4Jx 4Lx 4Mx 4Nx 4Px 33x e 7853 CTO 7854 CTO 4Wx 4Xx 4Yx AZx 52x 53x 54x 55x 56x 57x 58x 59x AUx 4Vx 4Nx 4Px 4Qx 4Rx 45 4Tx 34x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Xx 3Zx 42x 43x 44x 45x 46x 47x 48x 49x 4Ax 4 4 4Dx 4Ex 4Fx 4Gx 4Hx 4 4Kx 4Lx 4Mx 22x 23x 7856 CTO 44x 45x 34x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 3Zx 42x 43x Microphone 60Y3329 N 7826 CTO 34x 7827 CTO 44x 43x 42x 5Qx 5Sx 5Dx 5Ex 5Fx 45x 4Sx 52x 55x 56x 32x 7829 CTO 44x 43x 42x 4Qx 4
88. ad L420 L421 and L520 models continued For ThinkPad L520 models with an integrated thermal module top side view O For ThinkPad L520 models with an integrated thermal module bottom side view For ThinkPad L420 and L421 models with a discrete thermal module top side view 0 Chapter 8 Removing and replacing FRU 95 Table 29 Location of major sensitive components on the system board in ThinkPad L420 L421 and L520 models continued For ThinkPad L420 and L421 models with a discrete thermal module bottom side view co J For ThinkPad L520 models with discrete thermal module top side view m t For ThinkPad L520 models with a discrete thermal module bottom side view 96 Hardware Maintenance Manual Table 30 Removal steps of system board assembly For ThinkPad L520 models Torque Screw quantity Step 0 181 Nm M2 x 5 mm flat head nylon coated 1 85 kgfcm For ThinkPad L420 and L421 models Torque Screw quantity Step 0 181 Nm 57 2 x 5 mm flat head nylon coated 1 85 kgfcm Chapter 8 Removing and replacing FRU 97 Table 30 Removal steps of system board assembly continued For ThinkPad L520 models For Thin
89. ailed if wrong devices are installed or if the system simply is not operating follow these procedures to isolate the failing FRU do not isolate FRUs that have no defects Verify that all attached devices are supported by the computer Verify that the power supply being used at the time of the failure is operating correctly See Power system checkout on page 34 1 Turn off the computer 2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnect all of the following devices a Non ThinkPad devices b Devices attached to the docking station or the port replicator c Printer mouse and other external devices Chapter 4 Related service information 45 Battery pack Hard disk drive External diskette drive or optical drive DIMM Optical disk or diskette in the internal drive PC Cards Turn on the computer Determine whether the problem has been solved If the problem does not recur reconnect the removed devices one at a time until you find the failing FRU If the problem remains replace the following FRUs one at a time do not replace a nondefective FRU a System board b LCD assembly N 0 46 Hardware Maintenance Manual Chapter 5 Status indicators This chapter presents the system status indicators that show the status of the computer Table 6 Status indicators Numeric lock 2 Power on 9 Wireless LAN WAN WiMAX status Bluet
90. are Maintenance Manual Table 18 Removal steps of SIM slot cover continued 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN For access remove this FRU e 1010 Battery pack on page 57 Table 19 Removal steps of wireless WAN slot cover and PCI Express Mini Card for wireless WAN Note Loosen the screw but do not remove it Chapter 8 Removing and replacing a FRU 71 Table 19 Removal steps of wireless WAN slot cover and PCI Express Mini Card for wireless WAN continued In steps Efl ana ET unplug the jacks by using the removal tool antenna RF connector P N 08K7159 or pick the connectors with your fingers and gently unplug them in the direction of the arrows 2 My When installing Plug the red cable into the jack labeled MAIN and the blue cable into the jack labeled AUX on the card Step Screw quantity Torque n M2 x 3 mm flat head nylon coated 2 0 181 Nm 1 85 kgfcm 72 Hardware Maintenance Manual 1110 mSATA solid state drive For access remove this FRU e 1010 Battery pack on page 57 Attention Do not drop the drive or apply any physical shock to it The drive is sensitive to physical shock Improper handling can cause damage and permanent loss of data e Before removing the drive have the user make a backup copy of all the information on it if possible e Never remove the drive while the computer is operating or is in suspend mode Note
91. arts list for your computer Any other battery could ignite or explode Table 22 Removal steps of backup battery When installing Make sure that the battery connector is attached firmly to the system board 1150 Bluetooth daughter card For access remove these FRUs in order e 1010 Battery pack on page 57 e 1030 Optical drive or travel cover on page 60 e 1120 Palm rest assembly with cables on page 74 80 Hardware Maintenance Manual Table 23 Removal steps of Bluetooth daughter card Step Screw quantity Torque BH M2 x 3 mm flat head nylon coated 1 0 181 Nm 1 85 kgfcm When installing Make sure that the connector on bottom side of the card is attached firmly to the system board 1160 Media Card Reader slot board and Media Card Reader cable assembly For access remove these FRUS in order e 1010 Battery pack on page 57 1020 ExpressCard blank bezel and Media Card blank bezel on page 58 1030 Optical drive or travel cover on page 60 1090 SIM slot cover on page 69 1120 Palm rest assembly with cables on page 74 Chapter 8 Removing and replacing 81 Table 24 Removal steps of Media Card Reader slot board and Media Card Reader cable assembly When installing Make sure that the Media Card Reader cable assembly is attached firmly to the system board and the Media Card Reader slot board 82 Hardware Maintenance Manual Table 24 Removal steps of Media Card Reader
92. as 6 000 G s of shock Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite If a system board is dropped you must test it using PC Doctor for DOS to make sure that the HDD Active Protection System still functions Note If the test shows that the HDD Active Protection System is not functioning be sure to document the drop in any reject report and replace the system board Avoid rough handling of any kind At every point in the process be sure not to drop or stack the system board If you put a system board down be sure to put it only on a padded surface such as an ESD mat or a corrugated conductive surface After replacing the system board run PC Doctor for DOS to make sure that the HDD Active Protection System still functions The procedure is as follows 1 Place the computer on a horizontal surface 2 Run Diagnostics gt ThinkPad Devices gt HDD Active Protection Test Attention Do not apply physical shock to the computer while the test is running For access remove these FRUs in order 1010 Battery pack on page 57 1020 ExpressCard blank bezel and Media Card blank bezel on page 58 1030 Optical drive or travel cover on page 60 1040 Thermal cover on page 61 1050 Hard disk drive or solid state drive assembly on page 62 1060 DIMM on page 65 1070 Fan assembly on page 66 1080 CPU on page 68 1090 SIM slot c
93. at has hazardous voltages e Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units e Before you start to work on the machine unplug the power cord If you cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position e If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Attention An electrical shock can occur only when there is a complete circuit By observing the above rule you may prevent a current from passing through your body When using testers set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the special safety precautions when you work with very high voltages Instructions for these precautions are in the safety sections of maintenance information Use extreme care when measuring high voltages e Regularly inspect and maintain your electr
94. aterial in the drive or the insertion of a diskette with multiple labels Damaged or bent diskette eject button Fuses blown by attachment of a nonsupported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto the keyboard Use of an incorrect ac power adapter on laptop products The following symptoms might indicate damage caused by nonwarranted activities Missing parts might be a symptom of unauthorized service or modification e If the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad Notebook Note The diagnostic tests are intended to test only ThinkPad products The use of non ThinkPad products prototype cards or modified options can lead to false indications of errors and invalid system responses 1 Identify the failing symptoms in as much detail as possible 2 Verify the symptoms Try to re create the failure by running the diagnostic test or by repeating the operation Diagnostics using PC Doctor for DOS The ThinkPad Notebook has a test program called PC Doctor for DOS hereafter called PC Doctor You can detect errors by running the diagnostics test included in PC Doctor Note PC Doctor for DOS is available at the following Web site http www lenovo com support To create the PC Doctor diag
95. available for switching a display output location For Windows 7 Switch between the computer display and an external monitor Windows will show these display options Computer display only LCD Computer display and external monitor same image Computer display and external monitor extended desktop e External monitor only Note To switch between the computer display and an external monitor the Win P key combination is also available For Windows Vista and Windows XP Switch between the computer display and an external monitor If an external monitor is attached computer output is displayed in the following three patterns by turns External monitor CRT display Computer display and external monitor LCD CRT display Computer display LCD Notes 1 This function is not supported if different desktop images are displayed on the computer display and the external monitor the Extend desktop function 2 This function does not work while a DVD movie or a video clip is playing To enable this function start Presentation Director and change the Fn F7 settings Note Multiple users can log on to a single operating system by using different user IDs Each user needs to change the settings Fn F12 Fn PgUp Put the computer into hibernation mode To return to normal operation press the power button for less than four seconds Note To use Fn F12 for hibernation you must have the ThinkPad PM device driver installed
96. bezel on page 85 1190 LCD unit on page 87 2050 LCD front bezel on page 103 2060 Speaker assembly on page 104 Chapter 8 Removing and replacing a FRU 105 Table 35 Removal steps of integrated camera Step Screw quantity Torque M2 x 3 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgfcm When installing Make sure that the connector is attached firmly 2080 Antenna assembly For access remove these FRUs in order 1010 Battery pack on page 57 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2050 LCD front bezel on page 103 2060 Speaker assembly on page 104 2070 Integrated camera on page 105 106 Hardware Maintenance Manual Table 36 Removal steps of antenna assembly Release the antenna cables from the cable guides of the LCD rear cover assembly and from the hinges For ThinkPad L520 models When installing Route the cables as shown in the following figure When you route the cables make sure that they are not subjected to any tension Tension could cause the cables to b
97. ck do the following 1 Power off the computer 2 Remove the battery pack and measure the voltage between battery terminals 1 and 7 See the following figure Chapter 3 General checkout 35 Varage Wa sem 3 If the voltage is less than 11 0 V dc the battery pack has been discharged Note Recharging will take at least 3 hours even if the indicator does not turn on If the voltage is still less than 11 0 V dc after recharging replace the battery 4 If the voltage is more than 11 0 V dc measure the resistance between battery terminals 5 and 7 The resistance must be 4 to 30 K Q If the resistance is not correct replace the battery pack If the resistance is correct replace the system board Checking the backup battery Do the following 1 Power off the computer and unplug the ac power adapter from it Turn the computer upside down Remove the battery pack see 1010 Battery pack on page 57 Remove the backup battery see 1140 Backup battery on page 80 q N Measure the voltage of the backup battery See the following figure Red wire Pres 2 5 to 3 2 e If the voltage is correct replace the system board e f the voltage is not correct replace the backup battery e f the backup battery discharges quickly after replacement replace the system board 36 Hardware Maintenance Manual Chapter 4 Related service information This chapter presen
98. ckel Ne la d montez pas ne l exposez ni au feu ni l eau Ne la mettez pas en court circuit Pour la mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la batterie veillez n utiliser que les mod les cit s dans la liste de pieces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser A DANGER La pile de sauvegarde contient du lithium Elle pr sente des risques d incendie d explosion ou de brdlures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la d montez pas Ne l exposez pas une temperature sup rieure 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque de prendre feu ou d exploser A DANGER Si le panneau d affichage cristaux liquides se brise et que vous recevez dans les yeux ou sur les mains une partie du fluide rincez les abondamment pendant au moins quinze minutes Consultez un m decin si des sympt mes persistent apr s le lavage Chapter 1 Safety information 9 A DANGER Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure de la carte d alimentation A DANGER Bien que le voltage des batteries principales soit peu lev le court circuit ou la mise a la masse d une batterie peut produire
99. d Sets pet NT Ay gia Ve Ss qui ga gh Lal Ub y Ay Ga galii a eu a ald AI ci gine 41 dya gua ya sy 4 bali E si adiu Ala cil gill gf Lg ul ub Ay gi S Legh al qi 4 es Lal guy LCD AL La 18 Mates all Jail Ses al cg carey La 13 Yo J Y tad 8 1 e ja any GU Sul 41 a Y 49 pill last AUS ya Cota a gi 8 A y Lg 2355 Aga Of ab A AN ga 46 ui a ill a ll all ALL af gall 9 og FRU sill paul Ail Sl JS Ey Gadel cilio gly Le Alia COWS gl Jas 4 AN Gal 4 A PERIGO Antes de ligar o computador ap s a substituic o da FRU certifique se de que todos os parafusos molas e outras pe as pequenas estejam no lugar e n o estejam soltos dentro do computador Verifique isso sacudindo o computador e procurando ouvir sons de pe as soltas Pe as met licas ou lascas de metal podem causar curto circuito A PERIGO Algumas baterias reserva cont m uma pequena quantidade de n quel e c dmio Nao desmonte uma bateria reserva recarregue a jogue a no fogo ou na gua ou deixe a entrar em curto circuito Descarte a bateria conforme r
100. d disk drive 320 GB 5 400 rom 41W0779 7826 CTO 34x 7827 CTO 5Jx 5Rx ALx 5Cx 7829 CTO 4Yx 49x 7853 CTO 7854 CTO 4Ux 4Vx 3Px 4Lx 7856 CTO 3Cx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Xx 5015 CTO 37x 5016 CTO 5Vx 5Qx 4Cx 4Dx 5017 CTO 4Lx 4Mx 5019 CTO 7859 CTO 52x 53x 54x 3Sx 4Hx 4Mx 7860 CTO 3Hx 3Jx SATA hard disk drive 320 GB 5 400 rom 41W0787 7826 CTO 34x 7827 CTO 5Jx 5Rx ALx 5Cx 7829 CTO 4Yx 49x 7853 CTO 7854 CTO 4Ux 4Vx 3Px 4Lx 7856 CTO 3Cx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Xx 5015 CTO 37x 5016 CTO 5Vx 5Qx 4Cx 4Dx 5017 CTO 4Lx 4Mx 5019 CTO 7859 CTO 52x 53x 54x 3Sx 4Mx 7860 CTO 3Hx 3Jx 130 Hardware Maintenance Manual Table 38 Parts list Overall continued SATA hard disk drive 320 GB 5 400 rpm 75Y5045 7826 CTO 34x 7827 CTO 5Jx 5Rx ALx 5Cx 7829 CTO AYx 49x 7853 CTO 7854 CTO 4Ux 4Vx 3Px 4Lx 7856 CTO 3Cx 3Dx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Xx 5015 CTO 37x 5016 CTO 5Vx 5Qx 4Cx 4Dx 5017 CTO 4Lx 4Mx 5019 CTO 7859 CTO 52x 53x 54x 35 4Mx 7860 CTO 3Hx 3Jx SATA hard disk drive 320 GB 5 400 rom 75Y5035 e 7826 CTO 34x e 7827 CTO 5Jx 5Rx 4Lx 5Cx e 7829 CTO 4Yx 49x e 7853 e 7854 CTO 4Ux 4Vx 3Px 4Lx e 7856 CTO 3Cx 3Dx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Xx e 5015 CTO 37x e 5016 CTO 5Vx 5Qx 4Cx 4Dx e 5017 CTO 4Lx 4Mx e 5019 CTO e 7859 CTO 52x 53x 54x 3Sx 4Hx 4Mx
101. e 7860 3Hx 3Jx SATA hard disk drive 320 GB 7 200 rpm 7mmH 04W1287 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 3Ex 7827 CTO 5Hx 44x 43x 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx 4Yx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx 5016 CTO 5Wx 46x 44x 45x 48x 49x 4Hx 4Jx 4Lx 4Ux 4 AWx AYx 47 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx 3Yx 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx Chapter 10 Parts list 131 Table 38 Parts list Overall continued SATA hard disk drive 320 GB 7 200 rpm 60Y4809 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 7827 CTO 5Hx 44x 43x 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx 4Yx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx
102. e damaged by the cable guides or a wire to be broken Chapter 8 Removing and replacing a FRU 107 Table 36 Removal steps of antenna assembly continued 2090 Hinges LCD panel LCD cable and LCD rear cover assembly For access remove these FRUs in order 1010 Battery pack on page 57 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2050 LCD front bezel on page 103 2060 Speaker assembly on page 104 2070 Integrated camera on page 105 2080 Antenna assembly on page 106 Table 37 Removal steps of hinges LCD panel LCD cable and LCD rear cover assembly For ThinkPad L520 models 108 Hardware Maintenance Manual Table 37 Removal steps of hinges LCD panel LCD cable and LCD rear cover assembly continued Screw quantity m M2 x 5 mm flat head nylon coated 4 0 181 Nm 1 85 kgfcm For ThinkPad L420 and L421 models Step m M2 x 5 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgfcm Chapter 8 Removing and replacing a FRU 109 Table 37 Removal steps of hinges LCD panel LCD cable and LCD rear cover assembly continued Step Screw quantity EH M2 x 3 mm fla
103. e from EEPROM and follow the instruction on the screen After an ECA has been applied to the machine the EEPROM must be updated to reflect the ECA s application Use the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later to update the EEPROM Note Only the ECA number is stored in the EEPROM The machine type of the ECA is assumed be the same as the machine type of the machine that had the ECA applied to it 1 Insert the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 6 Set ECA Information 3 To write ECA information select 1 Write ECA rework number from EEPROM and follow the instruction 4 To write box build date select 4 Write box build date from EEPROM and follow the instruction on the screen If the system board is being replaced try to read the ECA information from the old system board and transfer the information to the new system If the system board is inoperable this will not be possible Chapter 7 FRU replacement notices 55 56 Hardware Maintenance Manual Chapter 8 Removing and replacing a FRU This chapter presents directions and drawings for use in removing and replacing a FRU Be sure to observe the following general rules 1 Do not try to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Before replacing any FRU review Chapter 7 F
104. ed by this inspection guide If any unsafe conditions are present you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem Consider these conditions and the safety hazards they present e Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock e Explosive hazards such as a damaged CRT face or a bulging capacitor e Mechanical hazards such as loose or missing hardware To determine whether there are any potentially unsafe conditions use the following checklist at the beginning of every service task Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and the frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed or worn 4 Check for cracked or bulging batteries 5 Remove the cover 6 Check for any obvious non ThinkPad alterations Use good judgment as to the safety of any non ThinkPad alterations 7 Check inside the unit for any obvious unsafe conditions such as metal filings contamination water or other
105. ee the appropriate one of the following power supply checkouts e Checking the ac power adapter on page 34 e Checking operational charging on page 35 e Checking the battery pack on page 35 e Checking the backup battery on page 36 Checking the ac power adapter You are here because the computer fails only when the ac power adapter is used e f the power problem occurs only when the docking station or the port replicator is used replace the docking station or the port replicator f the power on indicator does not turn on check the power cord of the ac power adapter for correct continuity and installation e If the computer does not charge during operation go to Checking operational charging on page 35 To check the ac power adapter do the following 1 Unplug the ac power adapter cable from the computer 2 Measure the output voltage at the plug of the ac power adapter cable See the following figure 34 Hardware Maintenance Manual Pin Voltage V dc ER 20V Note Output voltage of pin no 2 of the ac power adapter may different from the one you are servicing 3 If the voltage is not correct replace the ac power adapter 4 f the voltage is acceptable do the following e Replace the system board e f the problem persists go to FRU tests on page 33 Note Noise from the ac power adapter does not always indicate a defect Checking operational cha
106. ence in the computer you are servicing may have been changed Be extremely careful during write operations such as copying saving or formatting If you select an incorrect drive data or programs can be overwritten Important notice for replacing a system board Some components mounted on a system board are very sensitive Improper handling of a system board can cause damage to those components and may cause a system malfunction Attention When handling a system board Do not drop a system board or apply any excessive force to it e Avoid rough handling of any kind e Avoid bending a system board and hard pushing to prevent cracking at each BGA Ball Grid Array chipset How to use error message Use the error codes displayed on the screen to diagnose failures If more than one error code is displayed begin the diagnosis with the first error code Whatever causes the first error code may also cause false error codes If no error code is displayed see whether the error symptom is listed in the Symptom to FRU Index for the computer you are servicing Strategy for replacing FRUs for CTO CMV and GAV Product definition Dynamic Configure To Order CTO This provides the ability for a customer to configure an IBM or a Lenovo solution from an eSite and have this configuration sent to fulfillment where it is built and shipped directly to the customer The machine label Product Entitlement Warehouse PEW eSupport and the HMM w
107. eplace the system board you must restore the serial number of the system unit to its original value Before replacing the system board save the original serial number by doing the following 1 Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 1 Set System Identification 3 Select 2 Read S N data from EEPROM The serial number of each device in your computer is displayed the serial number of the system unit is listed as follows e 20 Serial number Write down that number Note The serial number of the system unit is also written on the label attached to the bottom of the computer After you have replaced the system board restore the serial number by doing the following 1 Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 1 Set System Identification 3 Select 1 Add S N data from EEPROM Follow the instructions on the screen If the MTM and Product ID numbers differ from each other on the rear label use what is shown for the Product ID field See example below MTM on rear label S N SSSSSSS Product ID on rear label TTTT MMM Use this number when setting Serial Number In the example the Serial Number to be input is 1STTTTMMMSSSSSSS Retaining the UUID The Universally Unique Identifier UUID is a 128 bit number uniquely ass
108. equerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combustao ou explosao da bateria A PERIGO Chapter 1 Safety information 7 O pacote da bateria cont m uma pequena quantidade de niquel Nao o desmonte jogue o no fogo ou na agua ou deixe o entrar em curto circuito Descarte o pacote da bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas ao substituir o pacote da bateria O uso de uma bateria incorreta pode resultar em combustao ou explos o da bateria A PERIGO A bateria de litio pode causar inc ndio explosao ou graves queimaduras Nao a recarregue remova seu conector polarizado desmonte a aqueca a acima de 100 C 212 F incinere a ou exponha o conte do de sua c lula a agua Descarte a bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combustao ou explosao da bateria A PERIGO Se o LCD quebrar e o fluido de dentro dele entrar em contato com seus olhos ou com suas m os lave as reas afetadas imediatamente com gua durante pelo menos 15 minutos Procure cuidados m dicos se algum sintoma causado pelo fluido surgir ap s a lavagem A PERIGO Para evitar choque el trico nao remova a capa plastica que protege a parte inferior da
109. er The key commodities will be returned in the eSupport record under PARTS SHIPPED WITH YOUR SYSTEM For the Remaining FRUs the complete list of FRUs at the MT Model level e eSupport can be used to view the complete list of FRUs for a machine type and model To view the complete list of FRUs type in the machine type and model Example 1829 CTO under QUICK PATH Under View by Document Type select PARTS INFORMATION Under Filter by Category select SERVICE PARTS Under Parts Information by Date select SYSTEM SERVICE PARTS The list of service parts by description with applicable machine type model and FRU will be displayed Using the HMM For Key Commodities Examples hard disk drive system board microprocessor LCD and memory Use the HMM as a back up to PEW and eSupport to view the complete list of FRUs at the MT Model level Chapter 2 Important service information 27 28 Hardware Maintenance Manual Chapter 3 General checkout This chapter presents following information e What to do first on page 29 e Checkout guide on page 30 Diagnostics using PC Doctor for DOS on page 30 Lenovo ThinkVantage Toolbox on page 33 FRU tests on page 33 e Power system checkout on page 34 The descriptions in this chapter apply to any ThinkPad model that supports the PC Doctor for DOS diagnostics program Some descriptions might not apply to your particular computer Before you go t
110. er the master HDP For the other models enter the master HDP Note To check whether the ThinkPad Notebook you are servicing supports the Passphrase function enter the BIOS Setup Utility and go to Security gt Password If Using Passphrase item is displayed in the menu this function is available on the ThinkPad Notebook Select Security using the cursor directional keys to move down the menu Select Password Select Hard disk x password where x is the letter of the hard disk drive A pop up window opens Select Master HDP Type the current master HDP in the Enter Current Password field then leave the Enter New Password field blank and press Enter twice Press F10 9 Select Yes in the Setup Confirmation window Both user HDP and master HDP will have been removed NO 00 Power management To reduce power consumption the computer has three power management modes screen blank sleep standby in Windows XP and hibernation Screen blank mode If the time set on the Turn off monitor timer in the operating system expires the LCD backlight turns off To put the computer into screen blank mode do as follows 1 Press Fn F3 A panel for selecting a power plan in Windows XP power scheme appears 2 Select Power off display keep current power plan in Windows XP keep current power scheme To end screen blank mode and resume normal operation press any key Sleep standby mode When the com
111. f purchase Failure symptoms error codes appearing on the display and beep symptoms Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number Customer s name and address NO Note During the warranty period the customer may be responsible for repair costs if the computer damage was caused by misuse accident modification unsuitable physical or operating environment or improper maintenance by the customer Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use Before checking problems with the computer determine whether the damage is covered under the warranty by referring to the following list The following are not covered under warranty e LCD panel cracked from the application of excessive force or from being dropped Copyright Lenovo 2011 29 Scratched cosmetic parts Distortion deformation or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of a PC Card or the installation of an incompatible card Improper disc insertion or use of an optical drive Diskette drive damage caused by pressure on the diskette drive cover foreign m
112. he internal optical drive of the ThinkPad Notebook To run the test do as follows 1 2 o ON OO Turn off the computer Make sure that the internal optical drive that is supported as a startup device is attached to the computer you are servicing Turn on the computer If the computer cannot be powered on go to Power system checkout on page 34 and check the power sources If an error code appears go to Symptom to FRU index on page 41 When the ThinkPad logo comes up immediately press F12 to enter the Boot Menu Insert the PC Doctor CD into the internal optical drive Press cursor keys to select ATAPI CDx x 0 1 and then press Enter Follow the instructions on the screen The main panel of PC Doctor appears Select Diagnostics with the arrow keys and press Enter Note You can select an item not only with the arrow keys but also with the TrackPoint pointer Instead of pressing Enter click the left button A pull down menu appears Its exact form depends on the model Note PC Doctor menu does not mean the formal support device list Some unsupported device names may appear in the PC Doctor menu Diagnostics Interactive Tests Hardware Info Utility Quit F1 Help Run Normal Test Run Quick Test CPU Coprocessor Systemboard Video Adapter Fixed Disks Diskette Drives Other Devices Communication Wireless LAN Advanced Memory Tests
113. ical hand tools for safe operational condition Do not use worn or broken tools and testers Never assume that power has been disconnected from a circuit First check that it has been powered off e Always look carefully for possible hazards in your work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators Similar units to listed above This practice ensures correct grounding of the units e f an electrical accident occurs 2 Hardware Maintenance Manual Use caution do not become a victim yourself Switch off power Send another person to get medical aid Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions As each machine was designed and built required safety items were installed to protect users and service technicians from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non ThinkPad features or options not cover
114. ific service requirement Note The use of a grounding system to guard against ESD damage is desirable but not necessary Attach the ESD ground clip to any frame ground ground braid or green wire ground When working on a double insulated or battery operated system use an ESD common ground or reference point You can use coax or connector outside shells on these systems Use the round ground prong of the ac plug on ac operated computers Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician Safety notices multilingual translations The safety notices in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese A DANGER Before the computer is powered on after FRU replacement make sure all screws springs and other small parts are in place and are not left loose inside the computer Verify this by shaking the computer and listening for rattling sounds Metallic parts or metal flakes can cause electrical shorts A DANGER 4 Hardware Maintenance Manual Some standby batteries contain a small amount of nickel and cadmium Do not disassemble a standby battery recharge it throw it into fire or water or short circuit it Dispose of the battery as requ
115. igned to your computer at production and stored in the EEPROM of your system board 54 Hardware Maintenance Manual The algorithm that generates the number is designed to provide unique IDs until the year A D 3400 No two computers in the world have the same number When you replace the system board you must set the UUID on the new system board as follows 1 Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 4 Assign UUID A new UUID is created and written If a valid UUID already exists it is not overwritten Reading or writing the ECA information Information on Engineering Change Announcements ECA are stored in the EEPROM of the system board The electronic storage of this information simplifies the procedure to check if the ECA has been previously applied to a machine The machine does not need to be disassembled to check for the ECA application To check what ECAs have been previously applied to the machine use the ECA Information Read Write function on the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later 1 Insert the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 6 Set ECA Information 3 To read ECA information select 2 Read ECA rework number from EEPROM and follow the instruction 4 To read box build date select 5 Read box build dat
116. ill load these products as the 4 digit MT and 3 digit model where model CTO Example 1829 CTO Custom Model Variant CMV This is a unique configuration that has been negotiated between IBM or Lenovo and the customer A unique 4 digit MT and 3 digit model is provided to the customer to place orders Example 1829 W15 A CMV is a special bid offering Therefore it is NOT generally announced The MTM portion of the machine label is the 4 digit MT and 3 digit model where model CTO Example 1829 CTO The PRODUCT ID portion of the machine label is the 4 digit MT and 3 digit CMV model Example 1829 W15 The PEW record is the 4 digit MT and 3 digit model where model CTO Example 1829 CTO 26 Hardware Maintenance Manual e eSupport will show both the CTO CMV machine type models Example 1829 CTO and 1829 W15 will be found on the eSupport site The HMM will have the 4 digit MT and 3 digit CTO model only Example 1829 CTO Again CMVs are custom models and are not found in the HMM General Announce Variant GAV This is a standard model fixed configuration GAVs are announced and offered to all customers The MTM portion of the machine label is a 4 digit MT and 3 digit model where model a fixed part number not CTO Example 1829 F1U Also PEW eSupport and the HMM will list these products under the same fixed model number FRU identification for CTO CMV and GAV products
117. ired by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery A DANGER The battery pack contains small amounts of nickel Do not disassemble it throw it into fire or water or short circuit it Dispose of the battery pack as required by local ordinances or regulations Use only the battery in the appropriate parts listing when replacing the battery pack Use of an incorrect battery can result in ignition or explosion of the battery A DANGER The lithium battery can cause a fire an explosion or a severe burn Do not recharge it remove its polarized connector disassemble it heat it above 100 C 212 F incinerate it or expose its cell contents to water Dispose of the battery as required by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery DANGER If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands immediately wash the affected areas with water for at least 15 minutes Seek medical care if any symptoms from the fluid are present after washing A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card DANGER Though the main batteries have low voltage a shorted or grounded battery can pr
118. ith your product can be resolved with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUs are designated as Self service CRUs and others are designated as Optional service CRUs Installation of Self service CRUs is your responsibility you may request that Lenovo installs an Optional service CRU according to the warranty service for your product Where you are installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You may find a list of CRUs in the publications that ship with your product or at http www lenovo com CRUs You may be required to return the defective part that is replaced by the CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you may be charged for the replacement CRU if Lenovo does not receive the defective part within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details ThinkPad computers contain the following types of CRUs Self service CRUs These CRUs unplug or are held by no more than two screws Examples of these types of CRUs include the ac power adapter power cord battery and hard disk drive Other Self service CRUs depending on product design may include the memory module wire
119. kPad L420 and L421 models When installing Make sure that the connectors are attached firmly to the system board 2030 USB connector board and USB cable assembly For access remove these FRUs in order 1010 Battery pack on page 57 1040 Thermal cover on page 61 98 Hardware Maintenance Manual 1050 Hard disk drive or solid state drive assembly on page 62 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1160 Media Card Reader slot board and Media Card Reader cable assembly on page 81 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2010 Top shielding assembly on page 90 Table 31 Removal steps of USB connector board and USB cable assembly When installing Make sure that the connectors are attached firmly Step Screw quantity Torque H M2 x 3 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgfcm Cable routing Route the USB cable assembly as shown in the following figures For ThinkPad L520 models Chapter 8 Removing a
120. label COA SIRIM label or Brazil Anatel Bluetooth label Non Encryption label or Indonesia rating label Israel label SIM models 102 Hardware Maintenance Manual Serial number label Product label Ej FCC label For some models you need to apply two FCC labels Check the old base cover if it has two FCC labels apply both to the new base cover For the location of each label refer to the following figures For ThinkPad L520 models uE Ts hog 9 For ThinkPad L420 L421 models Va SW oy 2050 LCD front bezel For access remove these FRUs in order e 1010 Battery pack on page 57 Chapter 8 Removing and replacing a FRU 103 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables
121. less card keyboard and palm rest with finger print reader and touchpad Optional service CRUs These CRUs are isolated parts within the computer that are concealed by an access panel that is typically secured by more than two screws Once the access panel is removed the specific CRU is visible FRUs marked with are available as options Copyright Lenovo 2011 115 Overall 0 NY 116 Hardware Maintenance Manual Table 38 Parts list Overall ID 1 LCD unit see LCD FRUs on page 144 amena N Same cantor 1 GB DDR3 1333 SDRAM SO DIMM PC3 10600 card 55Y3715 e 7826 CTO 32x 33x 3Sx 37x 38x 7827 CTO 4Gx 4Ax 4Bx 5Gx 44x 43x 42x 5Dx 5Ex 5Fx 47x 32x 22x 7829 CTO 4Bx 47x 44x 43x 42x 4Qx 4Rx 4Sx 4Tx 4Ax 32x 7853 CTO 7854 CTO 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 49x 7856 CTO 5015 CTO 5016 CTO 43x 42x 48x 49x 32x 22x 5017 CTO 43x 42x 48x 49x 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 7860 CTO 39x 2 GB DDR3 1333 SDRAM SO DIMM 10600 card 55Y3716 e 7826 CTO 3Rx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Qx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 34x 35x 36x 3Cx 3Dx 3Fx 3Gx 3Sx 37x 38x 3Ex 7827 5Jx 5 5Kx 5Mx 5Nx 5Px 5Qx 5Sx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Lx 55x 56x 57x 58x 59x 5Ax 5Bx 24x 23x 5Gx 44x 43x 42x 5Dx 5Ex 5Fx 47x 32x 22x 4Nx 5Cx 7829 CTO 48x
122. liquids or signs of fire or smoke damage 8 Check for worn frayed or pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all at the same charge Notes 1 Use product specific ESD procedures when they exceed the requirements noted here Chapter 1 Safety information 3 2 Make sure that the ESD protective devices you use have been certified ISO 9000 as fully effective When handling ESD sensitive parts e Keep the parts in protective packages until they are inserted into the product e Avoid contact with other people e Wear a grounded wrist strap against your skin to eliminate static on your body e Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap e Use a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices e Select a grounding system such as those listed below to provide protection that meets the spec
123. ls Screw quantity 0 181 Nm nylon coated 1 Ben 5 Te x a 1 85 kgfcm 101 Chapter 8 Removing and replacing a FRU Table 32 Removal steps of DC in cable and base cover continued Cable routing Route the cable as shown in the following figures For ThinkPad L520 models For ThinkPad L420 and L421 models Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds If the Windows Certificate of Authentication label COA EJ is attached to a part that is replaced return the old part with the label attached to the customer or provide a letter to the customer stating what the label was originally on the system and what the label part number serial number and product key were When you replace the base cover apply the following labels El Battery word label Homologation label The following labels need to be peeled off from the old base cover and need to be put on the new base cover MAC address label El SIM ICC ID label Wireless WAN MAC address label Indonesia postel label or Brazil Anatel BG label Ell Windows license
124. n click Next If you do not agree with the terms and conditions follow the instructions on the screen 6 Click Yes in the displayed window to begin the operating system recovery process 7 Insert the Applications and Drivers Recovery Disc when prompted and then click OK to begin the applications and drivers recovery process 8 If you have a Supplemental Recovery Disc insert it when prompted and click Yes If you do not have a Supplemental Recovery Disc click No 9 When all of the data has been copied from the last disc in the set and has been processed remove the disc and restart the computer Note The rest of the recovery process is fully automated and no action is required by you The computer will restart into the Microsoft Windows desktop several times and you might experience periods when no activity is apparent on the screen for several minutes at a time This is normal 10 When the recovery process is complete the Set Up Windows screen is displayed Follow the instructions on the screen to complete the Windows setup 11 After you have completed the Windows setup you might want to restore the original startup sequence Start the Setup Utility program and then press F9 to restore the default settings Press F10 to save and exit the Setup Utility Note After restoring a hard disk drive to the factory default settings you might need to reinstall some device drivers Passwords As many as three passwords may be needed f
125. nd replacing a FRU 99 Table 31 Removal steps of USB connector board and USB cable assembly continued For ThinkPad L420 and L421 models 2040 DC in cable and base cover For access remove these FRUs in order 1010 Battery pack on page 57 1020 ExpressCard blank bezel and Media Card blank bezel on page 58 1030 Optical drive or travel cover on page 60 1040 Thermal cover on page 61 1050 Hard disk drive or solid state drive assembly on page 62 1060 DIMM on page 65 1070 Fan assembly on page 66 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1160 Media Card Reader slot board and Media Card Reader cable assembly on page 81 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2010 Top shielding assembly on page 90 2020 System board assembly on page 93 100 Hardware Maintenance Manual Table 32 Removal steps of DC in cable and base cover For ThinkPad L520 models Torque Screw quantity Step 0 181 Nm a coated nylon M2 x 3 mm flat head 1 85 kgfcm For ThinkPad L420 and L421 mode
126. nese Spanish Turkish US English Windows 7 Home Premium 32 bit DVDs Windows 7 Home Premium 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 158 Hardware Maintenance Manual 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 53 Parts list Windows 7 Home Premium 32 bit recovery DVDs ID Indian English 03W8107 Simplified Chinese 03W8106 US English 03W8108 Windows 7 Home Premium 64 bit DVDs Windows 7 Home Premium 64 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 4Kx 7829 CTO 4Nx 4Px 7853 CTO 7854 CTO 4Jx 7856 CTO 3Rx 3Sx 3Tx 3Ux 3Vx 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 54 Parts list Windows 7 Home Premium 64 bit recovery DVDs ID Hebrew Hong Kong Japanese Korean English Polish Chapter 10 Parts list 159 Table 54 Parts list Windows 7 Home Premium 64 bit recovery DVDs continued Language P N Portuguese Romanian Russian Serbian Latin Simplified Chinese Slovak Spanish Traditional Chinese Turkish US English US English disable Windows 7 Professional 32 bit DVDs Windows 7 Professional 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 5Dx 5Ex 5Fx 47x 48x 4Ax 4Lx 55x 56x 57x 58x 7829 CTO 4Qx 4Rx 4Sx 4Tx 4Ux 4Cx 7853 CTO 7854 CTO
127. nostic CD follow the instructions on the Web site For some possible configurations of the computer PC Doctor might not run correctly To avoid this problem you need to initialize the computer setup by use of the BIOS Setup Utility before you run PC Doctor To enter BIOS Setup Utility do as follows 1 Turn on the computer 2 When the ThinkPad logo comes up immediately press F1 to enter the BIOS Setup Utility Note If a supervisor password has been set by the customer BIOS Setup Utility menu appears after the password is entered You can start the utility by pressing Enter instead of entering the supervisor password however you cannot change the parameters that are protected by the supervisor password On the BIOS Setup Utility screen press F9 Enter F10 and then Enter 30 Hardware Maintenance Manual Note When you initialize the computer configuration some devices are disabled such as the serial port If you test one of these devices you will need to enable it by using Configuration utility for DOS The utility is available on the following Web site http www lenovo com support PC Doctor cannot be used to test a device that is in the docking station even if the computer supports the docking station To test a USB device connect it to the USB connector of the computer Testing the computer Note The PC Doctor diagnostic CD does not support any optical drives connected through USB devices or any others It supports only t
128. o not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Attention Metal objects are good electrical conductors Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that might be hazardous to your eyes After service reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective Reinstall all covers correctly before returning the machine to the customer Fan louvers on the machine help to prevent overheating of internal components Do not obstruct fan louvers or cover them with labels or stickers Copyright Lenovo 2011 1 Electrical safety Observe the following rules when working on electrical equipment Important Use only approved tools and test equipment Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents Many customers have near their equipment rubber floor mats that contain small conductive fibers to decrease electrostatic discharges Do not use this type of mat to protect yourself from electrical shock e Find the room emergency power off EPO switch disconnecting switch or electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly Do not work alone under hazardous conditions or near equipment th
129. o the checkout guide be sure to read the following important notes Important notes Only certified trained personnel should service the computer e Before replacing any FRU read the entire page on removing and replacing FRUs e When you replace FRUs use new nylon coated screws e Be extremely careful during such write operations as copying saving or formatting Drives in the computer that you are servicing sequence might have been altered If you select an incorrect drive data or programs might be overwritten Replace a FRU only with another FRU of the correct model When you replace a FRU make sure that the model of the machine and the FRU part number are correct by referring to the FRU parts list A FRU should not be replaced because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing a FRU only when a problem recurs If you suspect that a FRU is defective clear the error log and run the test again If the error does not recur do not replace the FRU Be careful not to replace a nondefective FRU What to do first When you do return a FRU you must include the following information in the parts exchange form or parts return form that you attach to it Name and phone number of service technician Date of service Date on which the machine failed Date o
130. ock 04W1463 8 Thermal module with fan discrete for 14W Dock and 15W Dock 04W1464 N 9 Media Card Reader cable assembly 45M2870 N 20 Backup battery 92P1161 ThinkPad 11b g n Wireless LAN Mini PCI Express Adapter II 60Y3247 7826 CTO 3Px 3Rx 3Hx 3Lx 3Mx 3Nx 3Qx 3Ux 3Vx 3Wx 3Yx 34x 35x 36x 3Cx 3Dx 3Ex 7827 CTO 5Jx 5Hx 5Gx 5Kx 5Lx 5Mx 5 5Px 5Rx 5Sx 45x 46x 47x 48x 4Cx 4Dx 4Ex 4Fx 4Jx 4Lx 55x 56x 57x 58x 59x 32x 7829 CTO 48x 47x 4Yx 45x 46x 4Tx 4Ux 4Dx 4Ex 4Fx 4Lx 4Mx 32x 7853 CTO 7854 CTO 4Nx 4Px 4Qx ARx 4Sx 4Tx 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 45x 46x 47x 48x 4Ax 4Bx 4Dx 4Ex 4Fx 4Lx 4Mx 22x 7856 CTO 44x 45x 37x 38x 39x 3Bx 3Cx 3Dx 3Ex 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Px 3Qx 3Xx 42x 43x 5015 CTO 33x 34x 5016 5Px 5Rx 5Tx 4Ax 4 4Cx 4Dx 4Hx 4Jx 5Cx 5Dx 5Ex 5Fx 5Gx 5 5Kx 32x 5017 CTO 32x 5019 CTO 7859 CTO 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Tx 4Dx 4Ex 4Mx 22x 7860 CTO 35x 36x 38x 3Bx 3Cx 3Dx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx Chapter 10 Parts list 137 Table 38 Parts list Overall continued 138 ThinkPad 11b g n Wireless LAN Mini PCI Express Adapter II 60Y3249 7826 CTO 3Px 3Rx 3Hx 3Jx 3Kx 3Lx
131. oduce enough current to burn personnel or combustible materials Chapter 1 Safety information 5 DANGER Unless hot swap is allowed for the FRU being replaced do as follows before removing it power off the computer unplug all power cords from electrical outlets remove the battery pack and disconnect any interconnecting cables 6 Hardware Maintenance Manual US baled SG FRU ol Y ans cla Jess sale J ay al y La IS Case gall y Ala pay Ci sus Y y ja pla Ce el Ey Js Cap o ll nl 333 ea gai af 033 Y JS ola 44 le Ul a cg giai 2 Y y of JUN Az Lag a Y y 5 4 44 Akal gl a manga ya Las Ay La laa 8 3 509 3 dun 19 332 4 Ay E gi pri gl WS N ra Ay as A a eil ps Y Bala ya 5 Aja Mali gia gh Lal G y Ay Oa galii la pila Bi Y y pelali of 1 3 basaal El Y a Aaja aal cp all Cui y qua ga 41 ua j Ay Abu E y gag Al ill 4 pii Y 534 gs ga gj gf agi Ay 38 1653 La glad Y y Lge casia of 54 ga
132. ooth wireless status Copyright Lenovo 2011 By default when the numeric lock is on the indicator is displayed on the screen Green The computer is on and ready to use The power switch stays lit whenever the computer is on and is not lit when the computer is in sleep standby mode Green The wireless feature 802 11 standard or 802 11n is on and the radio link is ready for use Blinking green Data is being transmitted Green Bluetooth wireless is on and the radio link is ready for use Blinking green Data is being transmitted 47 Table 6 Status indicators continued Device access Data is being read from or written to the hard disk drive When this indicator is on do not put the computer into sleep standby mode or turn off the computer Cc Note Do not move the computer while this indicator is on Sudden physical shock could cause drive errors Caps lock Caps Lock mode is enabled Sleep Standby Green The computer is in sleep standby mode status Blinking green The computer is entering sleep standby mode or hibernation mode or is resuming normal operation Battery status Green The battery is charged between 80 to 100 of the capacity and being discharged between 0 to 80 of the capacity Blinking green The battery is charged between 20 to 80 of the capacity and being charged When the battery reaches 80 charge blinking stops but the charging might continue until the battery is 10
133. or any ThinkPad Notebook the power on password POP the hard disk password HDP and the supervisor password SVP If any of these passwords has been set a prompt for it appears on the screen whenever the computer is turned on The computer does not start until the password is entered Note If only an SVP is installed the password prompt does not appear when the operating system is booted Power on password A power on password POP protects the system from being powered on by an unauthorized person The password must be entered before an operating system can be booted For how to remove the POP see How to remove the power on password on page 39 Hard disk password There are two hard disk passwords HDPs e User HDP for the user e Master HDP for the system administrator who can use it to get access to the hard disk even if the user has changed the user HDP Note There are two modes for the HDP User only and Master User The Master User mode requires two HDPs the system administrator enters both in the same operation The system administrator then provides the user HDP to the system user 38 Hardware Maintenance Manual Attention If the user HDP has been forgotten check whether a master HDP has been set If it has it can be used for access to the hard disk drive If no master HDP is available neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master H
134. our tool bag e Always use new screws Usea torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 degrees after the screw head touches the surface of the plastic part 90 degrees more Cross section Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card 180 degrees more LI Cross section Torque driver If you have a torque driver refer to the Torque column for each step Make sure that you use the correct screw If you have a torque screwdriver tighten all screws firmly to the torque shown in the table Never use a screw that you removed Use a new one Make sure that all of the screws are tightened firmly Ensure torque screw drivers are calibrated correctly following country specifications Copyright Lenovo 2011 53 Retaining serial numbers This section includes the following descriptions e Restoring the serial number of the system unit on page 54 e Retaining the UUID on page 54 e Reading or writing the ECA information on page 55 Restoring the serial number of the system unit When the computer was manufactured the EEPROM on the system board was loaded with the serial numbers of the system and all major components These numbers need to remain the same throughout the life of the computer If you r
135. over on page 69 1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN on page 71 1110 mSATA solid state drive on page 73 1120 Palm rest assembly with cables on page 74 1130 PCI Express Mini Card for wireless LAN on page 78 1140 Backup battery on page 80 1150 Bluetooth daughter card on page 80 1160 Media Card Reader slot board and Media Card Reader cable assembly on page 81 1170 Keyboard on page 83 1180 Keyboard bezel on page 85 1190 LCD unit on page 87 2010 Top shielding assembly on page 90 Chapter 8 Removing and replacing FRU 93 Table 29 Location of major sensitive components on the system board in ThinkPad L420 L421 and L520 models The following components soldered on the top side of the system board are extremely sensitive When you service the system board avoid any kind of rough handling EJ Accelerometer chip for the HDD Active Protection System Multi Chip Package MCP processor Video chip only for discrete models El Platform Controller Hub PCH For ThinkPad L420 and L421 models with an integrated thermal module top side view ll O t For ThinkPad L420 and L421 models with an integrated thermal module bottom side view 94 Hardware Maintenance Manual Table 29 Location of major sensitive components on the system board in ThinkP
136. ovo in the United States other countries or both Active Protection System Lenovo ThinkPad ThinkVantage ThinkLight TrackPoint UltraNav IBM used under license is trademark of the International Business Machines Corporation in the United States other countries or both The following terms are trademarks of the Microsoft group of companies Microsoft Windows Windows Vista The following are trademarks of Intel Corporation or its subsidiaries in the United States other countries or both Intel Intel Centrino Intel Core Other company product or service names may be the trademarks or service marks of others 166 Hardware Maintenance Manual ThinkPad Part Number 0A60342_01 1P P N 0A60342_01
137. ow and the battery charge becomes critically low When the power is turned on the computer returns from hibernation mode and resumes operation The hibernation file in the boot record on the hard disk drive is read and system status is restored from the hard disk drive Symptom to FRU index This section contains following information e Numeric error codes on page 42 Chapter 4 Related service information 41 Error messages on page 44 No beep symptoms on page 44 LCD related symptoms on page 44 Intermittent problems on page 45 Undetermined problems on page 45 The symptom to FRU index in this section lists symptoms and errors and their possible causes The most likely cause is listed first in boldface type Note Do the FRU replacement or other actions in the sequence shown in the column headed FRU or action in sequence If replacing a FRU does not solve the problem put the original part back in the computer Do not replace a nondefective FRU This index can also help you determine during regular servicing what FRUs are likely to need to be replaced next A numeric error is displayed for each error detected in POST or system operation In the displays n can be any number If no numeric code is displayed check the narrative descriptions of symptoms If the symptom is not described there go to Intermittent problems on page 45 Note For a device not supported by diagnostic
138. puter enters sleep standby mode the following events occur in addition to what occurs in screen blank mode e The LCD is powered off e The hard disk drive is powered off e The CPU stops To enter sleep standby mode press Fn F4 Note You can change the action of the Fn F4 key combination by changing the settings in Power Manager In certain circumstances the computer goes into sleep standby mode automatically f a suspend time has been set on the timer and the user does do any operation with the keyboard the TrackPoint the hard disk the parallel connector or the diskette drive within that time e If the battery indicator blinks orange indicating that the battery power is low 40 Hardware Maintenance Manual Note Even if you do not set the low battery alarm the charge indicator notifies you when the battery is low and then the computer enters the power saving mode automatically To cause the computer to return from sleep standby mode and resume operation do one of the following e Press the Fn key Open the LCD cover e Turn on the power switch Also in either of the following events the computer automatically returns from sleep standby mode and resumes operation e The ring indicator RI is signaled by a serial device or a PC Card device e The time set on the resume timer elapses Note The computer does not accept any input immediately after it enters sleep standby mode Wait a fe
139. rd disk drive 320 GB 7 200 rpm 7mmH 04W1291 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 3Ex 7827 CTO 5Hx 44x 43x 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx 4Yx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx 5016 CTO 5Wx 46x 44x 45x 48x 49x 4Hx 4Jx ALx 4Ux 4 AWx 4Yx 47 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO 7859 CTO 4Qx ARx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx 4Bx 4 4Dx 4Ex 4 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx 7859 CTO 4Qx 4Rx 4Vx 35x 36x 38x 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Ux 3Vx 3Xx ABx 4 4Dx 4Ex AFx 4Gx 4Kx 4Lx 7860 CTO 35x 36x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Gx 3Nx 3Qx 3Rx 3Sx SATA hard disk drive 500 GB 7 200 rom 60Y4811 7826 CTO 3Hx 3Jx 3Kx 3Lx 3Mx 3Sx 3Tx 3Ux 3Vx 3Wx 32x 33x 35x 36x 37x 38x 39x 3Ax 3Bx 3Fx 3Gx 7827 CTO 4Gx 5Gx 42x 5Kx 5Lx 5Mx 5N
140. recovery disc sets come with a Supplemental Recovery Disc Notes e You must have a DVD drive to use the recovery discs If you do not have an internal DVD drive you can use an external USB DVD drive e During the recovery process all data on the drive will be deleted If possible copy any important data or personal files that you want to keep onto removable media or a network drive before you start the recovery process To restore the computer to the original factory configuration using the recovery disc set do the following Note Recovery takes several hours The length of time depends on the method you use If you use recovery discs recovery takes at least five hours 1 Make the CD DVD drive the first startup device in the startup sequence using the following procedure a Press and hold down the F1 key and then turn on the computer When the logo screen is displayed or if you hear repeating beeps release the F1 key The Setup Utility program opens b Use the arrow keys to select Startup gt Boot c Select the CD DVD drive as the 1st Boot Device 2 Insert the Operating System Recovery Disc into the DVD drive Copyright Lenovo 2011 37 3 Press F10 to save the Setup Utility configuration changes Follow the instructions on the screen to begin the recovery process 4 Select your language and click Next 5 Read the license If you agree with the terms and conditions select accept these terms and conditions and the
141. reen then enter the POP For the other models enter the POP Note To check whether the ThinkPad Notebook you are servicing supports the Passphrase function enter the BIOS Setup Utility and go to Security gt Password If the Using Passphrase item is displayed in the menu this function is available on the ThinkPad Notebook Select Security using the cursor directional keys to move down the menu Select Password Select Power On Password Type the current SVP in the Enter Current Password field then leave the Enter New Password field blank and press Enter twice O O1 7 In the Changes have been saved window press Enter 8 Press F10 then in the Setup Confirmation window select Yes How to remove the hard disk password Attention If User only mode is selected and the user HDP has been forgotten and cannot be made available to the service technician neither Lenovo nor Lenovo authorized service technicians provide any services to reset the user HDPs or to recover data from the hard disk drive The hard disk drive can be replaced for a scheduled fee Chapter 4 Related service information 39 To remove a user HDP that has been forgotten when the SVP and the master HDP are known do the following 1 Turn on the computer 2 When the ThinkPad logo comes up immediately press F1 to enter BIOS Setup Utility For models supporting the Passphrase function press F1 while HDP icon is appearing on the screen then ent
142. rging To check whether the battery charges properly during operation use a discharged battery pack or a battery pack that has less than 50 of the total power remaining when installed in the computer Perform operational charging If the battery status indicator or icon does not turn on remove the battery pack and let it return to room temperature Reinstall the battery pack If the charge indicator or icon still does not turn on replace the battery pack If the charge indicator still does not turn on replace the system board Then reinstall the battery pack If it is still not charged go to the next section Checking the battery pack Battery charging does not start until the Power Manager Battery Gauge shows that less than 96 of the total power remains under this condition the battery pack can charge to 100 of its capacity This protects the battery pack from being overcharged or from having a shortened life To check your battery move your cursor to the Power Manager Battery Gauge icon in the icon tray of the Windows taskbar and wait for a moment but do not click and the percentage of battery power remaining is displayed To get detailed information about the battery double click the Power Manager Battery Gauge icon Note If the battery pack becomes hot it may not be able to charge Remove it from the computer and leave it at room temperature for a while After it cools down reinstall and recharge it To check the battery pa
143. rubbers marked e Chapter 8 Removing and replacing FRU 67 Table 16 Removal steps of fan assembly continued For models with a discrete fan assembly 1080 CPU For access remove these FRUs in order e 1010 Battery pack on page 57 e 1040 Thermal cover on page 61 e 1070 Fan assembly on page 66 Attention The CPU is extremely sensitive When you service the CPU avoid any kind of rough handling Table 17 Removal steps of CPU Rotate the head of the screw in the direction shown by arrow to release the lock then remove the CPU F 68 Hardware Maintenance Manual Table 17 Removal steps of CPU continued When installing Place the CPU above the CPU socket and then rotate the head of the screw in the direction shown by arrow EJ to secure the CPU 1090 SIM slot cover For access remove this FRU e 1010 Battery pack on page 57 Table 18 Removal steps of SIM slot cover Note Loosen the screw but do not remove it Chapter 8 Removing and replacing FRU 69 Table 18 Removal steps of SIM slot cover continued Some models you are servicing might have the SIM card that the customer has installed If the computer you are servicing has the SIM card remove it before you start the servicing After you finish the servicing make sure that you insert the card back into the slot firmly 70 Hardw
144. s a laser cont m um diodo de laser Classe 3A ou Classe 3B integrado Observe o seguinte Radiac o a laser quando aberta Nao olhe diretamente para o feixe a olho nu ou com instrumentos ticos e evite exposic o direta feixe 20 Hardware Maintenance Manual A ATTENTION Si des produits laser tels que des unit s de CD DVD fibre optique ou des metteurs sont install s lisez les informations suivantes e Ne retirez pas les carters En ouvrant le produit laser vous vous exposez au rayonnement dangereux du laser Aucune pi ce de I unit n est r parable e Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites dans le pr sent manuel Certains produits a laser contiennent une diode a laser int gr e de classe 3A ou 3B Prenez connaissance des informations suivantes Rayonnement laser lorsque le carter est ouvert Evitez toute exposition directe au rayon laser Evitez de regarder fixement le faisceau ou de l observer a l aide d instruments optiques Chapter 1 Safety information 21 A Vorsicht Bei der Installation von Laserger ten wie CD ROM Laufwerken DVD Laufwerken Einheiten mit Lichtwellenleitertechnik oder Sendern Folgendes beachten e Die Abdeckungen nicht entfernen Durch Entfernen der Abdeckungen des Laserger ts k nnen gef hrliche Laserstrahlungen freigesetzt werden Das Ger
145. sage check the boot sequence Reinstall the hard disk drive Reinstall the operating system Turn off the computer and remove the WAN card Press F1 to enter BIOS Setup Utility Press F9 and Enter to load the default setting Then save the current setting by pressing F10 and restart the computer FRU or action in sequence 1 Make sure that every connector is connected tightly and correctly 2 DIMM 3 System board No beep power on indicator on and LCD blank during 1 Reseat DIMM POST 2 System board The power on password prompt appears A power on password or a supervisor password is set Type the password and press Enter The hard disk password prompt appears A hard disk password is set Type the password and press Enter LCD related symptoms Important The TFT LCD for the notebook computer contains many thin film transistors TFTs The presence of a small number of dots that are missing discolored or always lighted is characteristic of TFT LCD technology but excessive pixel problems can cause viewing concerns 44 Hardware Maintenance Manual If the LCD you are servicing has two or less visible defective pixels it should not be considered faulty However if the LCD has three or more visible defective pixels it will be deemed as defective by Lenovo and it should be replaced Notes e This policy applies to all ThinkPad Notebooks purchased on 1 January 2008 or later e Lenovo will not pro
146. se the Fn F4 key combination you must have the ThinkPad PM device driver installed on the computer 2 If you want to use the combination to put the computer into hibernation mode or do nothing mode in Windows XP shut the computer down or show the panel for turning off the computer change the settings in the Power Manager Fn F5 Enable or disable the built in wireless networking features and the Bluetooth features If you press Fn F5 a list of wireless features is displayed You can quickly change the power state of each feature in the list Notes If you want to use Fn F5 to enable the feature specified in IEEE standard 802 11 the following device drivers must be installed on the computer beforehand e ThinkPad Power Management driver e OnScreen Display Utility Wireless device drivers Fn F6 Change the camera settings and the setting of the microphone mute button When you press Fn F6 the camera setting window is opened Note For Windows XP models the setting of the microphone mute button cannot be changed Copyright Lenovo 2011 49 Table 7 Fn key combinations continued Apply a presentation scheme directly with no need to start Presentation Director To disable this function and use the Fn F7 key combination for switching a display output location start Presentation Director and change the settings Note If the computer is a Windows 7 model it does not support presentation schemes but the Fn F7 combination is
147. service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to Lenovo United States Inc 1009 Think Place Building One Morrisville NC 27560 U S A Attention Lenovo Director of Licensing LENOVO PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo product specifications or warranties Nothing in this document shall operate as an express or implied license or
148. sia SKU 60Y3267 7826 CTO 7827 CTO 5Ax 5Bx 4Tx 4Ux 4Vx 4Wx 4Xx 4Yx 7829 CTO 4Wx 4Xx 7853 CTO 7854 CTO 4Ux 42x 43x 7856 CTO 5015 CTO 5016 CTO 4Tx 4Xx 4Yx 4Zx 5Mx 5017 CTO 4Lx 5019 CTO 7859 CTO 7860 CTO 1 Huawei EM660 Wireless WAN card 60Y3239 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 34x 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO 136 Hardware Maintenance Manual Table 38 Parts list Overall continued FRU Overall CRU ID mSATA solid state drive 80GB 45N8259 e 7826 CTO 3Rx 3Hx 3Jx 3Lx 3Mx 3Nx 30x 3Sx 3Tx 3Ux 3Vx 3Wx 3Xx 3Yx 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Ox 3Dx 3Ex 3Fx 3Gx 7827 CTO 5Jx 5Kx 5Lx 5Mx 5Nx 5Px 5Sx 4Cx 4Dx 4Jx 4Kx 4Lx 4Mx 59x 24x 22x 7829 CTO 4Vx 4Bx 4Cx 4Dx 4Hx 4Jx 4Nx 4Px 7853 CTO 7854 CTO 4Xx 4Yx 4Zx 52x 53x 54x 55x 56x 57x 58x 59x 4Nx 4Qx 4Rx 4Tx 39x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Px 3Qx 3Ux 3Vx 3Wx 3Xx 47x 48x 49x 4Ax 4Bx 4Cx 4Dx 4Ex 4Fx 22x 23x 7856 CTO 44x 45x 3Bx 3Cx 3Dx 3Ex 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3Mx 3Rx 3Yx 3Zx 42x 43x 5015 CTO 38x 39x 3Cx 36x 37x 33x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Px 5Rx 5Tx 5Kx 22x 5017 CTO 5019 CTO 7859 CTO 55x 56x 4Nx 4Px 4Wx 4Xx 4Hx 22x 7860 CTO 3Dx 3Hx 3Jx 3Nx 3Qx 3Rx 3Sx 18 Thermal module with fan integrated for 14W Dock and 15W D
149. slot board and Media Card Reader cable assembly continued Step 0 181 Nm 1 85 kgfcm 1170 Keyboard For access remove these FRUs in order e 1010 Battery pack on page 57 e 1030 Optical drive or travel cover on page 60 e 1120 Palm rest assembly with cables on page 74 Chapter 8 Removing and replacing FRU 83 Table 25 Removal steps of keyboard Screw quantity Torque M2 x 5 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgfcm When installing Make sure all the connectors are attached firmly to the system board Step Screw quantity Torque 84 Hardware Maintenance Manual 0 181 Nm D 2 9 9 gt E 5 eo x a Table 25 Removal steps of keyboard continued 1 85 kgfcm 0 181 Nm 1 85 kgfcm Silver M2 x 2 mm flat head 1 When installing Attach the keyboard so that the keyboard edges are under the frame as shown in the following figure To make sure that the front side of the keyboard is housed firmly slightly slide the keyboard toward you until it snaps into position gently press the keys with your palms and hi 1180 Keyboard bezel For access remove these FRUs in order on page 57 1010 Battery pack 1030 Optical drive or travel cover on page 60 Chapter 8 Removing and replacing FRU 85 1070 Fan assembly on page 66 1110 Wireless WAN
150. stem board 1 CPU 2 System board 1 CPU 2 System board 1 Remove Mini PCI network card 2 System board 43 Chapter 4 Related service information Error messages Table 3 Error messages Symptom or error beeps if any FRU or action in sequence Bad CRC2 Enter BIOS Setup Utility and load Setup defaults two short beeps Fan error four short beeps one long beep DRAM is unplugged four short beeps pause three short beeps pause one short beep pause one short beep DRAM is not well plugged seven short beeps one long beep four short beeps one long beep one short beep one long beep one short beep one long beep till forever Operating system not found Unauthorized network card is plugged in Power off and remove the miniPCI network card two short beeps System Configuration Data Read Error two short beeps No beep symptoms Table 4 No beep symptoms Symptom or error No beep power on indicator on LCD blank and no POST Press F1 to enter BIOS Setup Utility Press F9 and Enter to load the default setting Then save the current setting by pressing F10 and restart the computer 1 Fan 2 Thermal grease 3 System board Install the DRAM Reinstall the DRAM Check that the operating system has no failure and is installed correctly Enter BIOS Setup Utility and see whether the hard disk drive is properly identified If you still see the same error mes
151. suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves A DANGER Si le remplacement chaud n est pas autoris pour l unit remplacable sur site que vous remplacez proc dez comme suit avant de retirer l unit mettez l ordinateur hors tension d branchez tous les cordons d alimentation des prises de courant retirez le bloc de batterie et d connectez tous les c bles d interconnexion A VORSICHT Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird mu sichergestellt werden da keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer mu gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen A VORSICHT Die Bereitschaftsbatterie die sich unter dem Diskettenlaufwerk befindet kann geringe Mengen Nickel und Cadmium enthalten Sie darf nur durch die Verkaufsstelle oder den IBM Kundendienst ausgetauscht werden Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Die Batterie kann schwere Verbrennungen oder Ver tzungen verursachen Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f
152. t establish personal grounding by touching a ground point with one hand or by using an electrostatic discharge ESD strap P N 6405959 1010 Battery pack Important notice for replacing a battery pack Lenovo ThinkVantage Toolbox has an automatic battery diagnostic that determines if the battery pack is defective A battery pack FRU should not be replaced unless this diagnostic shows that the battery is defective The only exception to this is if the battery pack is physically damaged or a customer is reporting a possible safety issue e f Lenovo ThinkVantage Toolbox is not installed in the computer the customer should download this program before a non physically damaged battery pack is replaced Note that a physically damaged battery pack is a non warranty replacement part Copyright Lenovo 2011 57 Table 8 Removal steps of battery pack wem Use only the battery specified in the parts list for your computer Any other battery could ignite or explode Unlock the battery latch El Holding the battery lock lever in the unlocked position El remove the battery pack in the direction shown by arrow E amp CE Je Lots When installing Install the battery pack along the slide rails of the slot Make sure that the battery release lever is in the locked position 1020 ExpressCard blank bezel and Media Card blank bezel Table 9 Removal steps of ExpressCard blank bezel When you press the ExpressCard blank bezel
153. t head nylon coated 4 0 181 Nm 1 85 kgfcm 110 Hardware Maintenance Manual Table 37 Removal steps of hinges LCD panel LCD cable and LCD rear cover assembly continued When installing Make sure that the LCD connector is attached firmly Chapter 8 Removing and replacing a FRU 111 112 Hardware Maintenance Manual Chapter 9 Locations This chapter presents the locations of ThinkPad L420 L421 and L520 hardware components Front view 16 ID Integrated camera Wireless radio switch E Built in microphone Power status indicators Ell Built in stereo speakers Fingerprint reader for some models EX Power switch Touch pad buttons H ac power connector Touch pad i ThinkVantage button TrackPoint buttons System status indicators Ell TrackPoint pointing stick El Optical drive second battery or travel cover UltraNav El Media Card reader Volume control buttons USB connectors 1 For the description of each power status indicator see Chapter 5 Status indicators on page 47 2 For the description of each system status indicator see Chapter 5 Status indicators on page 47 Copyright Lenovo 2011 113 Rear view Combo audio jack External monitor connector DisplayPort connector Security keyhole eSATA USB combo connector USB connector E RJ 45 Ethernet connector 1 In some models the security keyhole is located on the right side of the computer Bottom view
154. the card must be installed in SLOT 0 EE lower slot but not SLOT 1 EE upper slot des When installing Insert the notched end of the DIMM into the socket Press the DIMM firmly and pivot it until it snaps into place Make sure that it is firmly fixed in the slot and does not move easily 1070 Fan assembly For access remove these FRUs in order 1010 Battery pack on page 57 1040 Thermal cover on page 61 Attention Do not handle the fan roughly Improper handling of the fan can cause distortion or deformation and imperfect contact with components Do not touch or apply any excessive force to the fan motor It might cause damage to the fan assembly or might cause the computer to malfunction Table 16 Removal steps of fan assembly When installing Make sure that the fan connector is attached firmly to the system board 66 Hardware Maintenance Manual Table 16 Removal steps of fan assembly continued Note Loosen the screws order but not remove them When you attach the fan secure the screws order When installing Before you attach the fan assembly to the computer apply thermal grease at an amount of 0 2 grams on the parts marked EJ as in the following figures Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component For the new CPU thermal device you need to peel the thin film off from the
155. ting system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 162 Hardware Maintenance Manual 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 59 Parts list Windows 7 Ultimate 64 bit recovery DVDs ID Indian English 03W8135 q E US English 03W8137 Common service tools Table 60 Parts list Common service tools 1 4 Sq to 1 4 hex torx adapter USB cable 40Y8704 USB floppy diskette drive for maintenance diskette 05K9283 USB floppy diskette drive tool kit 2713452 Test card for integrated Smart Card 42W7820 LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later Note Download the file from the following Web site http www lenovo com support Chapter 10 Parts list 163 164 Hardware Maintenance Manual Appendix A Notices Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or
156. ts following information e Restoring the factory contents by using Recovery Disc Set on page 37 e Passwords on page 38 e Power management on page 40 e Symptom to FRU index on page 41 Service Web site When the latest maintenance diskette and the system program service diskette become available they will be posted on http www lenovo com support Restoring the factory contents by using Recovery Disc Set When the hard disk drive or solid state drive is replaced because of a failure no product recovery program is on the new hard disk In this case you must use the Recovery Disc Set for the computer Order the Recovery Disc Set and the hard disk drive at the same time so that you can recover the new hard disk drive with the pre installed software when they arrive For information on which discs to order see Recovery discs on page 156 The recovery disc set consists of the user instructions and the following set of DVDs to restore the computer to the original factory configuration Operating System Recovery Disc one disc This disc restores the Microsoft Windows operating system Use this disc to start the recovery process Applications and Drivers Recovery Disc one or more discs This disc restores the preinstalled applications and drivers on the computer Supplemental Recovery Disc This disc contains additional content such as updates to the software that was preinstalled on the computer Not all
157. un Diagnostics gt Advanced Memory Tests If the problem does not recur return the DIMM to its place remove the other one and run the test again TrackPoint or pointing If the TrackPoint does not work check the configuration as specified in the BIOS Setup device Utility If the TrackPoint is disabled select Automatic to enable it After you use the TrackPoint the pointer may drift on the screen for a short time This drift can occur when a slight steady pressure is applied to the TrackPoint pointer This symptom is not a hardware problem If the pointer stops after a short time no service action is necessary If enabling the TrackPoint does not correct the problem continue with the following e Interactive Tests gt Mouse Touch Pad If the Touch Pad does not work check the configuration as specified in the BIOS Setup Utility If the Touch Pad is disabled select Automatic to enable it If enabling the Touch Pad does not correct the problem continue with the following e Interactive Tests gt Mouse Power system checkout To verify a symptom do the following Turn off the computer Remove the battery pack Connect the ac power adapter Check that power is supplied when you turn on the computer Turn off the computer Disconnect the ac power adapter and install the charged battery pack Check that the battery pack supplies power when you turn on the computer If you suspect a power problem s
158. vide replacement if the LCD is within specification as we cannot guarantee that any replacement LCD will have zero pixel defects e One pixel consists of R G sub pixels Table 5 LCD related symptoms Symptom or error FRU or action in sequence beep power on indicator on and a blank LCD during System board POST LCD backlight not working Reseat the LCD connectors LCD too dark LCD assembly LCD brightness cannot be adjusted System board LCD contrast cannot be adjusted LCD screen unreadable See important note for LCD related symptoms Characters missing pixels Reseat all LCD connectors Screen abnormal LCD assembly Wrong color displayed System board Horizontal or vertical lines displayed on LCD LCD assembly Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors FRU replacement should be considered only when a problem recurs When analyzing an intermittent problem do the following 1 Run the diagnostic test for the system board in loop mode at least 10 times 2 If no error is detected do not replace any FRUs 3 If any error is detected replace the FRU shown by the FRU code Rerun the test to verify that no more errors exist Undetermined problems If the diagnostic tests did not identify the adapter or device that has f
159. w seconds before taking any action to reenter operation mode Hibernation mode In hibernation mode the following occurs e The system status RAM VRAM and setup data are stored on the hard disk e The system is powered off Note If the computer enters the hibernation mode while it is docked to the docking station do not undock it before resuming normal operation If you do undock it and then try to resume normal operation you will get an error message and you will have to restart the system To cause the computer to enter hibernation mode do any of the following e Press the Fn F12 keys f you are using the APM operating system and have set the mode to Power switch mode Hibernation turn off the power switch f you are using the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode perform that action Closing the lid Pressing the power button Pressing Fn F4 keys Also the computer goes into hibernation mode automatically in either of the following conditions e f a hibernation time has been set on the timer and if the user does not do any operation with the keyboard the TrackPoint the hard disk drive the parallel connector or the diskette drive within that time e the timer conditions are satisfied in suspend mode e f you are using the APM operating system and have set the mode to Hibernate when battery becomes l
160. x 3Ax 3Bx 3Fx 3Gx 7827 CTO 4Gx 44x 43x 42x 5Qx 5Dx 5Ex 5Fx 34x 49x 4Ax 4Bx 5Tx AHx AKx 4Mx 4Nx 4Px 4Qx ARx 4Sx 4Tx 4Ux 4Vx 4Wx 4Xx AYx 4Zx 52x 53x 54x 5Ax 5Bx 5Cx 33x 24x 22x 7829 CTO 4Vx 44x 43x 42x 4Wx 4Xx 4Qx ARx 4Sx 34x 49x 4Ax 4Bx 4Cx 4Gx 4Hx 4Jx 4Kx 4 4Px 33x 7853 CTO 7854 CTO 4Wx 4Ux 34x 3Zx 42x 43x 44x 49x 4Cx 4Gx AHx 4Jx 4Kx 23x 7856 CTO 34x 3Nx 3Rx 3Sx 3Tx 3Ux 3Vx 3Wx 3Yx 3Zx 5015 CTO 3Ax 3Bx 36x 37x Intel Centrino Advanced N WiMAX 6250 WW SKU 60Y3195 7826 CTO 7827 CTO 23x 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 23x 5017 CTO 5019 CTO 7859 CTO 4Px 7860 CTO Hardware Maintenance Manual Table 38 Parts list Overall continued ID Intel Centrino Advanced N WiMAX 6250 Russia SKU 60Y3209 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Bluetooth daughter card BDC 3 0 5Bx 5Cx 5Ex 5Fx 5Gx 5Hx 5Kx 5Mx 33x 32x 23x 22x 5017 CTO 4Jx 4Lx 4Mx 44x 47x 49x 4Dx 4Ex 4Fx 4Gx 33x 32x 5019 CTO 7859 CTO 52x 53x 54x 4Nx 4Px 4Qx 4Rx 4Vx 4Wx 4Xx 35x 36x 38x 39x 3Ax 3Bx 3Dx 3Mx 3Nx 3Px 3Qx 3Rx 3Sx 3Ux 3Vx 3Wx 3Xx 3Yx 42x 43x 4Bx 4Cx 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 4Lx 4Mx 22x 7860 CTO 35x 36x 38x 39x 3Bx 3Cx 3Dx 3Fx 3Gx 3Hx 3Jx 3Kx 3Lx 3
161. x 52x 53x 54x 55x 56x 57x 58x 32x 7829 CTO 48x 43x 42x 4Qx 4Rx 45x 4Ux 4Ex 32x 7853 CTO 7854 CTO 3Tx 42x 43x 44x 45x 46x 48x 4 4Jx 4Kx 4Mx 22x 7856 CTO 3Nx 3Px 3Qx 3Sx 3Tx 3Ux 3Vx Palm rest assembly with fingerprint reader for 14W Dock 04W1350 7826 CTO 32x 36x 3Ex 3Gx 7827 CTO 4Gx 5Gx 44x 5Lx 5Qx 5Fx 46x 47x 34x 49x 4Ax 4Bx 4Ex 4Fx 5Tx 4Hx 4Nx 4Px 4Rx 4Tx 4Ux 4Xx 4Yx 4Zx 5Ax 5Bx 5Cx 33x 23x 22x 7829 CTO 47x 44x 4Wx 4Xx 4Yx 4Sx 46x 4Tx 34x 49x 4Ax 4Fx 4Gx 4Kx 4Lx 4Mx 33x 7853 CTO 7854 CTO 4Wx 4Ux 4Vx 4Px 4Sx 34x 37x 38x 3Ax 3Lx 3Mx 3Nx 3Rx 3Sx 3Yx 3Zx 4Gx 4Hx 4Lx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Lx 3Mx 3Wx 3Xx Palm rest assembly without fingerprint reader for 15W Dock 04W1351 5015 CTO 38x 39x 3Cx 5016 CTO 43x 46x 5Px 5Tx 42x 45x 48x 4Dx 4Vx 4Wx AZx 52x 58x 5Ax 5Bx 5Cx 5Dx 5Ex 5Fx 5Gx 5Hx 32x 5017 CTO 46x 43x 42x 45x 48x 32x 5019 CTO 7859 CTO 3Ax 3Bx 3Sx 3Tx 4Bx 4Cx 4Dx 4Ex 4Kx 4Lx 22x 7860 CTO 3Kx 3Lx 3Mx 3Qx 3Rx 3Sx Palm rest assembly with fingerprint reader for 15W Dock 04W1352 N e 5015 CTO 3Ax 3Bx 36x 37x 33x 34x 5016 CTO 5Vx 5Wx 5Xx 5Yx 5Qx 5Rx 44x 47x 49x 4Ax 4Bx 4Cx 4Hx 4Jx 4Lx 4Tx 4Ux 4Xx 4Yx 53x 54x 55x 56x 57x 59x 5Kx 5Mx 33x 23x 22x 5017 4Jx 4Lx 4Mx 44x 47x 49x 4Dx 4Ex 4Fx 4Gx 33x 5019 CTO 7859 CTO 55x 5
162. x 5Px 5Dx 45x 46x 47x 4Ax 4Bx 4Cx 4Hx 4Kx 4Mx 4Px 4Ux 4Xx 59x 7829 CTO 4Vx 47x 42x 4Qx 45x 46x 4 4Bx 4Cx 4Gx 4Hx 4 4Lx 4Nx 4Px 7853 CTO 7854 CTO 4Wx 4 4Yx AZx 52x 54x 55x 56x 57x 39x 3Cx 3Xx 3Yx 3Zx 49x 4Bx 4Cx 7856 CTO 44x 45x 3Bx 3Wx 5015 CTO 33x 5016 CTO 43x 5Px 42x 47x 4Ax 4Bx 4Tx 4Xx 53x 56x 5Kx 5017 CTO 43x 42x 47x 4Dx 4Ex 4Fx 5019 CTO 7859 CTO 4Wx 4Xx 39x 3Ax 3Bx 3Wx 42x 43x 7860 CTO 3Ex 3Fx SATA hard disk drive 320 GB 7 200 rpm 7mmH 04W1294 7826 CTO 3Px 3Rx 3Nx 3Qx 3Xx 3Yx 3Cx 3Dx 3Ex 7827 CTO 5Hx 44x 43x 5Fx 48x 34x 49x 4Dx 4Ex 4Fx 5Tx 4Jx 4Nx 4Qx 4Rx 4Sx 4Vx 4Wx 4Yx AZx 54x 57x 5Ax 5Bx 33x 32x 24x 22x 7829 CTO 48x 44x 43x 4Wx 4Xx 4Rx 4Sx 4Ux 34x 4Dx 4Ex 4Fx 4Mx 33x 32x 7853 CTO 7854 CTO 53x 58x 59x 4Nx 4Px 4Qx 4Rx 4Sx 4Tx 34x 37x 38x 3Ax 3Bx 3Dx 3Fx 3Gx 3Hx 3Jx 3Lx 3Mx 3Nx 3Rx 3Sx 42x 43x 44x 45x 46x 47x 4Ax 4Dx 4Ex 4Fx 4Gx 4Hx 4Kx 23x 7856 CTO 34x 37x 38x 39x 3Ax 3Nx 3Yx 3Zx 42x 43x 5015 CTO 3Bx e 5016 5Wx 46x 44x 45x 48x 49x AHx 4Jx ALx 4Ux 4 AWx 4Yx 47 52x 57x 59x 5Bx 5Fx 5Gx 5Mx 33x 32x 22x 5017 CTO 46x 4Jx 44x 45x 48x 49x 4Gx 33x 32x 5019 CTO Chapter 10 Parts list 133 Table 38 Parts list Overall continued 134 SATA hard disk drive 500
163. xY Brazil 42T5180 42T5183 e models xxP Canada U S e models CTO xxF xxL xxS xxU Japan e models CTO xxE xxJ Table 48 Parts list 3 pin power cords Country or region Australia New Zealand e models xxM Bangladesh Sri Lanka South Africa models CTO xxG Canada U S e models CTO xxT China P R C other than Hong Kong S A R e models xxC Denmark e models European countries models xxG India e models CTO xxQ Israel e models CTO 4275008 4275093 4275014 4275099 Chapter 10 Parts list ID 155 Table 48 Parts list 3 pin power cords continued Italy 4275047 4275132 e models CTO xxG Korea 4275077 4215162 e models CTO xxK Switzerland 4275044 4275129 e models CTO xxG Taiwan 4275071 4275156 models CTO xxV U K China Hong Kong S A R 4275035 4275120 e models CTO xxB xxG xxH Recovery discs Windows XP Professional 32 bit DVDs Windows XP Professional 32 bit is preinstalled as the operating system in the following models 7826 CTO 7827 CTO 7829 CTO 7853 CTO 7854 CTO 7856 CTO 5015 CTO 5016 CTO 5017 CTO 5019 CTO 7859 CTO 7860 CTO Table 49 Parts list Windows XP Professional 32 bit recovery DVDs ID 156 Hardware Maintenance Manual Table 49 Parts list Windows XP Professional 32 bit recovery DVDs continued Language P N Korean Norwegian

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