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IBM THINKPAD A20M User's Manual

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1. Pou itie kontr l prav alebo in ch vykonan od in ch v robcov ako je v tomto pecifikovan mohlo by ma za n sledok nebezpe enstvo vystavenia sa vyZiarovaniu El uso de controles o ajustes o la ejecuci n de procedimientos distintos de los aqu especificados puede provocar la exposici n a radiaciones peligrosas Introduction 19 Laser compliance statement Opening the CD ROM drive DVD ROM drive or the other optical storage device could result in exposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open Some CD ROM drives DVD ROM drives or the other optical storage devices contain an embedded Class 3A or Class 3B laser diode Note the following 20 ThinkPad A20m p A21m p A22m p Laser compliance statement A DANGER Emits visible and invisible laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam Radiac o por raio laser ao abrir N o olhe fixo no feixe de luz n o olhe diretamente por meio de instrumentos ticos e evite exposic o direta com o feixe de luz WOMB HOBBES UNE FEAR BAREMO ZA Rayonnement laser si carter ouvert vitez de fixer le faisceau de le regarder directement avec des instruments optiques ou d
2. Language P N Arabic 23P9134 Arabic modem enabled 14P9558 Czech 23P9135 Danish 23P9089 Dutch 23P9096 English U S 14P9572 English U K 14P9594 Finnish 23P9095 French Canadian 23P9086 French European 23P9090 German 23P9091 Greek 23P9139 Hebrew 23P9136 Hungarian 23P9140 Italian 23P9094 Japanese 46P4400 Norwegian 23P9097 Polish 23P9137 Portuguese 23P9088 Spanish European 23P9092 Spanish Latin American 23P9087 Slovenian 23P9142 Slovak 23P9143 Swedish 23P9093 Thai 23P9144 Turkish 23P9138 Russian 23P9141 144 ThinkPad A20m p A21m p A22m p Miscellaneous parts Parts list FRU P N Screw kit including nylon coated screws M2 x 3 6 mm flat head 3 M2x 5 1 mm flat head 5 M2 x 5 7 mm flat head 5 M2 x 16 mm bind head 3 M2 5 x 4 8 mm flat head 42 2 5 x 5 5 mm flat head 2 M2 5 15 mm flat head 15 M2 6 x 2 8 mm bind head 7 M3 x 2 8 mm small head 5 Coin screw 1 Security screw 1 Screw caps 14 04P3973 Base miscellaneous parts Lens IR Lens Ultrabay 2000 LES Lock battery Spring battery lock Lid docking FR Lid docking RR Spring lid docking Rubber foot Sponge Sponge shield lower Sponge small Blank cap battery Screw caps Cutape 08K5647 System miscellaneous parts for A20m p A21m p Door PC card slots Door PC
3. Key Description combination F1 Reserved Fn F2 Reserved Fn F3 Turn off the LCD display leaving the screen blank To turn the LCD display on again press any key or the TrackPoint stick Fn F4 Turn standby mode on To return to normal Operation press the Fn key independently without pressing a function key F5 Reserved Fn F6 Reserved Fn F7 Switch between the LCD and an external monitor CRT If an external monitor is attached computer output is displayed in the following three patterns by turns CRT display LCD CRT display LCD Fn F8 Turn screen expansion on or off There is no symbol on the key Fn F9 Reserved Fn F10 Reserved Fn F11 Reserved Fn F12 Turn hibernation mode on To return to normal operation press the power button for less than four seconds Fn PgUp Turn the ThinkLight on or off Fn Home The LCD becomes brighter Fn End The LCD becomes less bright 48 ThinkPad A20m p A21m p A22m p Symptom to FRU index Symptom to FRU index 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
4. LCD cover assembly 2628 Sxx except SxK with heatpipe LM 26P9210 2628 SxK with heatpipe LM 26P9211 2629 6xx except 6xK 26P9532 2629 6xK 26P9533 LCD cable 15 0 SXGA for 2629 6xx 2710488 LCD cable 15 0 SXGA 2710662 2628 Sxx 2629 6xx LCD panel 15 0 SXGA DBU 05K9581 2628 Sxx 2629 6xx Hinges 15 0 04P3488 2628 Fxx Sxx 2629 6xx Inverter card slim for 2629 Fxx Gxx 12P3053 15 0 in UXGA TFT Following FRUs are available MT2629 Hxx Yxx FRU P N LCD cover assembly 2629 6xx Hxx Uxx except xxK 26P9532 2629 6xK HxK UxK 26P9533 LCD cable 15 0 UXGA for 2629 Hxx Uxx 2710664 LCD panel 15 0 UXGA DBU for 2629 05K9835 LCD panel 15 0 UXGA LG for 2629 Hxx Uxx 05K9693 Hinges 15 0 for 2629 Hxx Uxx 04P3488 Inverter card slim for 2629 Hxx Uxx 12P3053 ThinkPad A20m p A21m p and A22m p 139 Parts list Keyboard All of the keyboards listed below are CRUs customer replaceable units Language P N A20m p 21 A22m p Arabic 02K5051 02K5476 Belgian 02K5045 02K5470 Canadian French 02K5035 02K5456 Chinese traditional 02K5057 02K5459 Czech 02K5055 02K5480 Danish 02K5042 02K5467 Dutch 02K5039 02K5464 English U K 02K5036 02K5461 English U S 02K5034 02K5455 French European 02K5038 02K5463 German 02K5037 02K5462 Greek 02K5048 02K5473
5. Feature Description Processor A20m Intel Celeron processor 500 MHz L2 256 KB cache Intel Celeron processor 550 MHz L2 256 KB cache Mobile Intel Pentium IIl processor 500 MHz L2 256 KB cache Mobile Intel Pentium III processor at 600 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor at 650 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor at 700 MHz featuring Intel SpeedStep technology A20p Mobile Intel Pentium III processor at 700 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor at 750 MHz featuring Intel SpeedStep technology A21m Mobile Intel Pentium III processor at 700 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor at 750 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor at 800 MHz featuring Intel SpeedStep technology continued ThinkPad A20m p A21m p and A22m p 41 Product overview Feature Description Processor A21p Mobile Intel Pentium III processor at 850 MHz featuring Intel SpeedStep technology A22m Mobile Intel Pentium III processor a 800 MHz featuring Intel SpeedStep technology e Mobile Intel Pentium III processor 850 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III proc
6. Spacer for 15 0 in Screw caps 04P3050 146 ThinkPad A20m p A21m p A22m p Optional FRUs Parts list FRU P N Ultrabay 2000 SuperDisk drive 05K9235 ZIP 250 00N8254 Multiple battery charger 02K6642 Ultrabay 2000 2nd HDD adapter 08K6067 Ultrabay 2000 battery 02K6645 UltraPort camera for MT2629 02K5153 IBM tripod 08K6449 UltraPort adapter and connector cover 08K6105 USB cable attachment 08K6108 USB cable 2710542 ThinkPad Dock 08N1546 PCI cover 05K6246 ThinkPad Dock with extension plate 08N1537 PCI cover with foot 08K7317 Top cover and screw kit for ThinkPad Dock 12P4143 ThinkPad Port Replicator 08N1536 Asset ID RF adapter 08K6065 ThinkPad A20m p A21m p and A22m p 147 Common parts list Parts list Tools Tools P N Triconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel test cable 05K2580 Screwdriver kit 95F3598 Torque screwdriver 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 ThinkPad hardware maintenance diskette version Noi Download the file from the Web site Power cords system IBM power cords for a specific country are usually available only in that region For 2 pin power cords Region P N Canada United States of America 13H5264 Japan 13H5273 Argentina 36L8870 For 3 p
7. 5 Ground 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 15 still less than 11 0 after recharging replace the battery 4 If the voltage is more than 11 0 V dc measure the resistance between battery terminals 4 and 5 The resistance must be 4 to 30 K 0 If the resistance is not correct replace the battery pack If the resistance 15 correct replace the system board Checking the backup battery Do the following 1 Power off the computer and unplug the ac adapter from it 2 Turn the computer upside down General descriptions 37 Checkout guide 3 Remove the battery pack see F1010 Battery pack anl hage 6d 4 Remove the backup battery see EChecking the battery 5 Measure the voltage of the backup battery See the following figure Red Wire Voltage V dc Red 412 5 to 43 2 Black Ground Black e If the voltage is correct replace the system board If the voltage is not correct replace the backup battery f the backup battery discharges quickly after replacement replace the system board 38 ThinkPad A20m p A21m p A22m p ThinkPad A20m p A21m p and A22m p Product overview Specifications Status indicators FRU tests Fn key combinations Symptom to FRU index Numeric error codes Error mess
8. Also the computer goes into hibernation mode automatically in either of the following conditions f a hibernation time has been set on the timer and 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 If the timer conditions are satisfied in suspend mode f you are using the APM operating system and have set the mode to Hibernate when battery becomes low 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 32 ThinkPad A20m p A21m p A22m p Checkout guide Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer Note The diagnostic tests are intended to test only IBM products The use of non IBM 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 Testing the computer The ThinkPad computer has a test program called PC Doctor DOS hereafter called PC Doctor You can detect errors by
9. 14 1 in 12 GB 2628 4Sx 4Tx TOUS om Combo XGA Intel 2628 40x 2628 4Wx 4Xx CD Combo 12GB ROM 3Com 2628 4Hx 41 7 Modem 18 GB ROM 2633 41x CD Modem 12GB except 41J 41K ROM 42x except 42J 42K 2633 41J 41K Ethernet 42J 42K 2633 43x 45x 2633 45 4 Combo Intel 2633 4Wx 4Xx Combo 3Com A20p Memory 128 MB Video memory 16 MB 2629 61x CM DVD Modem 15 0 in 18 GB except 61J 61K 700G ROM 5 2629 62 except 62J 62K 2629 61J 61K Ehternet 62J 62K 2629 6Sx 6Tx Combo Intel 2629 60x 2629 6Ax CM DVD Modem 20 GB except 6AJ 750G ROM 6AK 2629 6Cx except 6CJ 6 2629 6AJ Ethernet 6CJ 6CK 2629 6Ux 6Vx Combo Intel 2629 6Zx 1 Memory 128 MB continued ThinkPad A20m p A21m p A22m p 117 Parts list Model CPU Mini PCI LCD HDD device adapter A21m Memory 64 MB Video memory 4 MB 2628 C1x C2x Cel CD Modem 12 1 in 10 GB 2628 C4x 900 HOM Combo SVGA Intel 2628 CXx CYx Combo 2628 2628 D1x D2x CM CD Modem 10 GB 2628 D4x 7008 Combo Intel 2628 DXx DWx Combo 3Com 2628 DOx 2628 EDx EEx CD Modem 14 1 10 GB ROM XGA 2628 E1x E2x DVD 2628 ESx ETx ROM Combo Intel 2628 EXx EWx Combo 3Com 2628 EFx EGx Modem 20 GB 262
10. 2628 PxT QxT RxT SxT 26P9529 2633 Txx except TxK TxT 26P9525 2633 TxK 26P9531 2633 TxT 26P9528 Base cover for A22p 2629 Uxx except UxK UxT 26P9524 2629 UxK 26P9530 2629 UxT 26P9527 continued 128 ThinkPad A20m p A21m p A22m p Parts list No FRU P N 14 Blank cap RJ45 2628 x1x x2x x4x except xxJ xxK 2628 xAx xCx except xxJ xxK 2628 3JC 3KC 4Lx 2628 47G 48G 4DC 4EC 4FC 4GC 40 2628 5 xWx xXx x1J x1K x2J x2K 2629 x1x x2x x4x except xxJ xxK 2629 xAx xOx except xxJ xxK 2629 USx UTx U1J U1K U2J U2K 2633 x1x x2x x4x except xxJ xxK 2633 xSx xTx xWx xXx x1J x1K x2J x2K 04P3975 15 Ultrabay 2000 device CD ROM drive TOSHIBA J 2628 1xx except 10U 1ZU 2628 2xx except 20U 2628 3xx except 30U 3JC 3KC 3ZU 2628 4xx except 40U 2628 Bxx 2633 4xx CD ROM drive LG I 2628 1xx except 10U 1ZU 2628 2xx except 20U 2628 3xx except 30U 3JC 3KC 3ZU 2628 4xx except 40U 2628 Bxx 2628 Cxx Fxx Jxx 2633 4xx 05K9158 05K9159 CD ROM drive LG I 2628 Bxx 2628 Pxx Qxx RAx 2633 4xx 08K9545 CD ROM drive TEAC 2628 Bxx 2628 Oxx Fxx 2628 Pxx Qxx RAx 2633 4xx 2713436 DVD ROM drive MKE 2628 4Ax 4Cx 4Ux 4 34 3KC 2628 6xx except 6ZU 2629 6xx except 60U 05K9188 DVD ROM drive TOSHIBA J 2628 4 4Cx 4Ux 4 34 3KC 2628 6xx except 621 2
11. Hebrew 02K5049 02K5474 Hungarian 02K5054 02K5479 Italian 02K5043 02K5468 Japanese 02K5056 02K5458 Korean 02K5058 02K5460 Norwegian 02K5041 02K5466 Polish 02K5150 02K5481 Portuguese 02K5047 02K5472 Russian 02K5052 02K5477 Slovak 02K5053 02K5478 Slovenian 02K5151 02K5482 Spanish European 02K5044 02K5469 Spanish Latin American 02K5059 02K5457 Swedish or Finnish 02K5040 02K5465 Swiss 02K5046 02K5471 Thai 02K5759 Turkish 02K5050 02K5475 140 ThinkPad A20m p A21m p A22m p Recovery CDs For Windows 98 A22m Parts list Language P N Arabic 23P8930 Chinese Simplified 27P2266 Chinese Traditional 27P2261 Czech 23P8931 Danish 23P8897 Dutch 23P8904 English U S 23P8892 English U K 23P8893 Finnish 23P8903 French Canadian 23P8894 French European 23P8898 German 23P8899 Greek 23P8935 Hebrew 23P8932 Hungarian 23P8936 Italian 23P8902 Japanese 46P4403 Norwegian 23P8905 Polish 23P8933 Portuguese 23P8896 Spanish European 23P8900 Spanish Latin American 23P8895 Slovenian 23P8938 Slovak 23P8939 Swedish 23P8901 Thai 23P8940 Turkish 23P8934 Russian 23P8937 ThinkPad A20m p A21m p and A22m p 141 For Windows 98 A22p Parts list Language P N Arabic 23P9062 Arabic modem enabled 14P9553 Chinese Simplified 27P2256 Chinese Traditional 27P2251 Cze
12. Other Devices ZIP Drive Communication Memory Test Full Memory Test Quick PC DOCTOR 2 0 Copyright 2001 PC Doctor Inc All Rights Reserved Use the cursor keys and ESC to move in menus Press ENTER to select Run the applicable function test 34 ThinkPad A20m p A21m p A22m p Checkout guide 5 Follow the instructions on the screen If there is a problem PC Doctor shows messages describing it 6 To exit the test select Quit Exit Diag To cancel the test press Esc Note After executing PC Doctor check the system time date and reset them if needed Detecting system information with PC Doctor PC Doctor can detect the following system information Hardware Info System Configuration Memory Contents Physical Disk Drives Logical Disk Drives VGA Information IDE Drive Info PCI Information PNPISA Info SMBIOS Info VESALCD Info 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 Power system checkout To verify a symptom do the following 1 Power off the computer 2 Remove the battery pack 3 Connect the ac adapter 4 Check that power is supplied when you power on the computer Power off the computer Disconnect the ac adapter and install the charged battery pack 7 Check that the
13. disk is not working 1 Reseat the hard disk drive 2 Load Setup Defaults in IBM BIOS Setup Utility 3 Hard disk drive 4 System board 021x Stuck key Keyboard error Run interactive tests of the keyboard and the auxiliary input device 0220 Monitor type error Monitor type does not match the one specified in CMOS Load Setup Defaults in IBM BIOS Setup Utility 0230 Shadow RAM error The shadow RAM failure at offset nnnn System board 0231 System RAM error System RAM failure at offset nnnn 1 DIMM 2 System board 0232 Extended RAM error Extended RAM failure at offset nnnn 1 DIMM 2 System board 0250 System battery error System battery is dead Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date 0251 System CMOS checksum bad Default configuration used Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date 0252 Password checksum bad The password is cleared Reset the password by running IBM BIOS Setup Utility 0260 System timer error 1 Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date 2 System board continued 50 ThinkPad A20m p A21m p A22m p Symptom to FRU index Symptom or error FRU or action in sequence 0270 Real time clock error 1 Replace the backup bat
14. 0 08K3120 2628 1 2 Inverter card 12 1 large 08K3325 2628 Cxx Dxx Qxx 136 ThinkPad A20m p A21m p A22m p Parts list 14 1 in XGA TFT Following FRUs are available for MT2628 4xx Exx Txx Xxx MT2633 4xx FRU P N LCD cover assembly 14 1 XGA 2628 4xx Exx except xxK 08K5656 2633 4xx except 4xK 2628 4xK ExK 08K5660 2633 4xK 2628 Txx except TxK 12P4215 2628 Xxx 2633 Txx except TxK 2633 Xxx 2628 TxK 08K7291 2633 TxK with heatpipe 04P3485 2628 Gxx except GxK 2633 Gxx except GxK with heatpipe 08K7111 2628 GxK 2633 GxK LCD cable 14 1 2710486 2628 4 2633 4 LCD panel 14 1 XGA DBU 05K9578 2628 4xx GXX Xxx 2633 4xx LCD panel 14 1 XGA SAMSUNG 05K9588 2628 4xx GXX Xxx 2633 4xx Hinges 14 1 08 5665 2628 4xx 2633 4xx Inverter card 12 1 14 1 15 0 08K3120 2628 4xx 2633 4xx Inverter card 12 1 14 1 15 0 12P3051 2628 Exx Inverter card slim 12P3053 2628 Gxx Txx 2633 Gxx ThinkPad A20m p A21m p and A22m p 137 15 0 in XGA LG Parts list Following FRUs are available MT2628 3xx Jxx Rxx FRU P N LCD cover assembly 15 0 XGA 2628 3xx Jxx except
15. 4Tx 2628 1Ux 1Vx 3Ux 3Vx 4Ux 4Vx 2628 xxJ 2629 6Sx 6Tx 6Ux 6Vx 2629 xxJ 2633 4Sx 4Tx 2633 xxJ xxK 08K3125 Mini PCI combo card Intel for A22m p 2628 xSx 2629 xSx 2633 xSx 06P3809 Mini PCI combo card 3Com for A20m A21m 2628 4Wx 4Xx GWx GXx 2633 4Wx 4Xx GWx GXx 00N8117 Mini PCI combo card 3Com for A22m I 2628 xXx xWx 2633 xXx xWx 22P6753 Mini PCI combo card CR for A21m p 2628 all except xxJ xxK 2629 all except xxJ xxK 2633 all except xxJ xxK continued 126 ThinkPad A20m p A21m p A22m p 19K5888 Parts list No FRU P N 12 Mini PCI adapter Mini PCI modem card Ambit for A20m p A21m p 2628 11x 12x 21x 22x 31x 32x 41x 42x 44x 47x 48x 4Dx 4Ex 4Fx 4Gx 4Hx 4Ix Bxx except xxJ xxK xxA 2628 1Ax 1Cx 3Ax 3Cx 4Ax 4Cx 4Lx except xxA xxJ xxK 2628 Cxx Dxx Exx Fxx Gxx except xxA 2628 3JC 2628 JAx JCx except xxA 2629 61x 62x except xxJ xxK 2629 Hxx except xxA 2633 41x 42x except xxJ xxK 2633 Gxx except xxA 08 3252 Mini PCI modem Ambit for A22m p 2628 x1x x2x except xxJ xxK 2629 U1x U2x except xxJ xxK 2633 x1x x2x except xxJ xxK 08K3383 Mini PCI modem card M2 IBM for A20m p 2628 11A 12A 1AA 1CA 21A 22A 31A 32A 3AA 3CA 41A 42A 44A 47A 48A 4AA 4CA 4LA 4DA 4EA 4FA 4
16. Before removing any FRU power off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Attention Before the computer is powered on after FRU replacement make sure that all screws springs and other small parts are in place and are not 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 it establish personal grounding by touching a ground point with one hand or by using an electrostatic discharge ESD strap P N 6405959 ThinkPad A20m p A21m p and A22m p 59 Removing and replacing FRU 1010 Battery pack A DANGER Use only the battery in the parts listing for your computer Use of an incorrect battery can result in ignition or explosion of the battery 60 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1020 DIMM For access remove this FRU continued ThinkPad A20m p A21m p and A22m p 61 Removing and replacing FRU When installing With the notched end of the DIMM toward the socket insert the DIMM into the socket then press it firmly Pivot the DIMM until it snaps into place Make sure that the card 15 firmly fixed in the slot and does no
17. Fan assembly 88 1150 Diskette drive 85 1160 Upper shield 87 1170 TV card Band xA B8 1180 CPU socket and CPU D LS 89 1190 System board and RJ45 11 connector assembly Rake dA 0791 Thermal rubbers location 4 252230 dod Q O 2010 LCD assembly 94 2020Frontbezel 96 2030 Inverter card 99 2040LCD panel eo uou 484101 3010 ThinkPad Dock PCI cover 105 3020 ThinkPad Docktop cover 107 Locations ica Jo ow ode Frotview 112 Rearview 118 Bottom view 114 Parts list E 00 1 A series model matrix s ert e GEI 123 ACadapter 136 LCDFRUs 136 Keyboard 140 Recovery CDs 141 Miscellaneous parts 145 Optional FRUS 147 Common parts list 148 Notices 150 Trademarks 150 vi ThinkPad A20m p A21m p A22m p Introduction Important service information j X Important BIOS and device driver fixes are customer installable The BIOS and device drivers are poses on the IBM m site Advise customers to contact the PC Company He
18. 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 Introduction 15 Safety information Observe the special safety precautions when you work with very high voltages these instructions are in the safety sections of maintenance information Use extreme care when measuring high voltages Regularly inspect and maintain your electrical 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 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 and similar units This practice ensures correct grounding of the units f an electrical accident occurs Use caution do not become a victim yourself Switch off power Send another
19. battery pack supplies power when you power on the computer If you suspect a power problem see the appropriate one of the following power supply checkouts General descriptions 35 Checkout guide Checking the ac adapter You are here because the computer fails only when the ac adapter is used f the power problem occurs only when the port replicator is used replace the port replicator f the power on indicator does not turn on check the power cord of the ac adapter for correct continuity and installation f the computer does not charge during operation go to Checking operational charging To check the ac adapter do the following 1 Unplug the ac adapter cable from the computer 2 Measure the output voltage at the plug of the ac adapter cable See the following figure Pin Voltage V dc 1 415 5 to 417 0 2 Ground 16 10 V 3 If the voltage is not correct replace the ac adapter 4 If the voltage is acceptable do the following Replace the system board f the problem persists go to bage 41 Note Noise from the ac adapter does not always indicate a defect Checking operational charging 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
20. board as follows 1 Install the ThinkPad hardware maintenance diskette version 1 62 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 58 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Removing and replacing a FRU This section 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 FERU replacemenil 3 Begin by removing any FRUs that have to be removed before the failing FRU Any such FRUs are listed at the top of the page Remove them in the order in which they are listed 4 Follow the correct sequence in the steps for removing the FRU as indicated in the drawings by the numbers in square callouts 5 When turning a screw to replace a FRU turn it in the direction indicated by the arrow in the drawing 6 When removing the FRU move it in the direction indicated 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 8 When replacing a FRU use the correct screw as shown in the procedures A DANGER
21. card 1 slot Spring PC card slots Lens LED hinge Blank cap TV connector Eject knob Ultrabay 2000 Lock lever Ultrabay 2000 Spring Ultrabay 2000 e Insulator hard disk drive Insulator keyboard CRU Mini PCI guide a Stiffner CPU socket Screw caps 04P3966 continued ThinkPad A20m p A21m p and A22m p 145 Parts list FRU P N System miscellaneous parts tor A22m p Keyboard stopper Door PC card slots Door PC card 1 slot Spring PC card slots door Lens LED hinge Blank cap TV connector Eject knob Ultrabay 2000 Lock lever Ultrabay 2000 Spring 1 Ultrabay 2000 Spring 2 Ultrabay 2000 Insulator hard disk drive Insulator keyboard CRU Mini PCI guide a Stiffner CPU socket upper Screw caps 26P9209 Miscellaneous parts for system board for A20m p A22m p O bracket right left Guide keyboard connector Hex stud I O bracket spacer FDD sponge Docking hole cap Flat head screw M2 5 x 4 8 Screw caps 26P9335 Miscellaneous parts for diskette drive Bezel Bezel without icon Bracket Flexible cable Screw caps 26P9336 Miscellaneous parts for LCD Latch right left Spring Spacer for 15 0 in Blank cap UltraPort Screw caps 04P3968 Miscellaneous kit for LCD 15 0 in LG Latch RH 15 0 LG Latch LH 15 0 LG Spring 15 0 LG
22. compatibility matrix Safety notices multilingual translations Safety information General safety Electrical safety Safety inspection guide Handling electrostatic discharge sensitive devices Grounding requirements Laser compliance statement General descriptions Read this first What to do first Related service information Service web site Product recovery program Passwords Power management Checkout guide Testing the computer Detecting system information with PC Doctor Power system checkout ThinkPad A20m p A21 id and pesca Product overview A Specifications Status indicators FRU tests Fn key combinations Symptom to FRU index Numeric error codes Error messages Beep symptoms No beep symptoms LCD related symptoms Intermittent problems Undetermined problems FRU replacement notices Screw notices Retaining serial numbers Removing and replacing a FRU 1010 Battery pack 1020 DIMM 1030 Mini PCI adapter O Copyright IBM Corp 2001 1040 Backup battery 2 0 5 66 1050 Hard disk drive or RF ID adapter nu eu 67 1060 Ultrabay 2000 device 69 1070 Keyboard E oc d Z ds K 1080 Keyboard CRU insulator Ad aes 1090 Hinge cover and clear sheet icon 75 1100 Keyboard bezel and speaker 76 1110 Microphone and speaker cable 78 1120 Sub card poo dw fA u BO 1130 PC Card slot assembly ye cute 208 BA 1140
23. di rimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione Antes de quitar una FRU apague el sistema desenchufe todos los cables de las tomas de corriente el ctrica quite la bater a y a continuaci n desconecte cualquier cable de conexi n entre dispositivos Introduction 13 Safety information Safety information The following section contains the safety information that you need to be familiar with before servicing an IBM mobile computer 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 1 Ensure you can stand safely without slipping 2 Distribute the weight of the object equally between your feet 3 Use a slow lifting force Never move suddenly or twist when you attempt to lift 4 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 objects that weigh more than 16 kg 35 Ib or objects that you think are 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 ensure that other service representatives and the customer s personnel are not in a hazardous position Place
24. information Wear a grounded wrist strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Note The use of a grounding system is desirable but not required to protect against ESD damage Attach the ESD ground clip to any frame ground ground braid or green wire ground Use an ESD common ground or reference point when working on a double insulated or battery operated system 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 Laser compliance statement Some IBM Personal Computer models are equipped from the factory with an optical storage device such as a CD ROM drive or DVD ROM drive They are also sold separately as options The drive is certified in the U S to conform to the requirements of the Department of Hea
25. lon ECO 2628 xxJ 2628 DxJ ExJ FxJ GxE GxJ IxJ 2628 xxJ except CxJ JxJ 2633 DxJ ExJ FxJ GxE Gxy IxJ 02K6770 Panasonic NiMH ECO 2628 CxK 02K6720 SANYO NiMH ECO 2628 CxJ JxJ 02K6864 Battery pack 9 cell Panasonic Li lon J 2629 6xx 2629 Hxx except HxJ 2629 Uxx except UxE UxJ 02K6615 SANYO Li lon I 2629 6xx 2629 Hxx except HxJ 2629 Uxx except UxE UxJ 02K6619 Panasonic Li lon ECO 2629 HxJ UxE UxJ 02K6860 SANYO Li lon ECO 2629 HxJ UxE UxJ 02K6862 18 Cover DIMM slot 08K7295 19 Hard disk drive 6 0 GB STD l 2628 1xx except 10U 1ZU 2628 2xx except 20U 2628 Bxx 05K9227 Hard disk drive 6 0 GB HITACHI I 2628 1xx except 10U 1ZU 2628 2xx except 20U 2628 Bxx 05K9228 Hard disk drive 10 0 GB STD l 2628 Oxx Dxx Exx Jxx Pxx 08K9508 Hard disk drive 10 0 GB HITACHI I 2628 Oxx Dxx Exx Jxx Pxx 08K9531 Hard disk drive 12 0 GB STD l 2628 3xx except 30U 3JC 3KC 3ZU 2628 4xx except 40U 4ZU 2633 4xx 05K9229 Hard disk drive 12 0 GB HITACHI I 2628 3xx except 30U 3JC 3ZU 2628 4xx except 40U 4ZU 2633 4xx Hard disk drive 18 0 GB STD l 2628 3JC 3KC 2629 6xx except 60U 05K9230 2714073 continued ThinkPad A20m p A21m p and A22m p 131 Parts list FRU P N 19 Hard disk drive 18 0 GB STD I 27L407
26. or service The evaluation and verification of operation in conjunction with other products except those expressly designated by IBM are the responsibility of the user IBM may have patents or pending patent applications covering subject matter 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 the IBM Director of Licensing IBM Corporation 500 Columbus Avenue Thornwood NY 10594 U S A Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both Asset ID IBM OS 2 ThinkLight ThinkPad TrackPoint Ultrabay UltraPort Microsoft Windows Windows NT and the Windows logo are trademarks of Microsoft Corporation in the United States and or other countries Pentium is trademark of Intel Corporation in the United States and or other countries For a complete list of Intel ademas see the egal information on Other company product or service names may be the trademarks or service marks of others 150 ThinkPad A20m p A21m p A22m p Notices ThinkPad A20m p A21m p and A22m p 151 Part Number 23P0896 1P P N 23P0896
27. running the diagnostics test included in PC Doctor This section is an overview of the procedure For details that depend on model unique functions refer to 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 IBM BIOS Setup Utility before you run PC Doctor On the IBM BIOS Setup Utility screen press F9 Enter F10 and then Enter 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 PS2 EXE 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 To test the Ultrabay 2000 device install it in the Ultrabay 2000 slot of the computer To run the test do as follows Note In the following procedure you can select an item not only with the arrow keys but also with the TrackPoint Instead of pressing Enter click the left button 1 Insert the PC Doctor disk into the diskette drive then power on the computer If the computer cannot be powered on go to EPowel Eyslemcheckaut and efeck fi power Sources General descriptions 33 Checkout guide If an error code appears go to ESymptom to FRUI on page 49 On the first screen select the
28. service information Strategy for replacing a hard disk drive Always try to run a low level format before replacing a hard disk drive Attention The drive startup sequence 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 How to use error messages 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 if the error symptom is listed in the Symptom to FRU Index for the computer you are servicing Diskette compatibility matrix The compatibility of each of the drives with the diskettes for it is as follows Diskette Diskette Compatibility drive capacity 3 5 inch 1 0 MB Read and write 2 0 MB Read and write 4 0 MB Not compatible 2 ThinkPad A20m p A21m p A22m p Safety notices Safety notices multilingual translations In this manual safety notices appear in English with a page number reference to the appropriate multi lingual translated safety notice found in this section The following safety notices are provided in English French German Italian and Spanish languages Safety notice 1 Before the computer is powered on after FR
29. tightly and correctly 2 DIMM 3 System board No beep power on indicator 1 Reseat DIMM on and LCD blank during 2 System board POST The power on password prompt A power on password or a supervisor password is set Type the password and press Enter The hard disk password prompt A hard disk password is set Type the password and press Enter The DOS full screen looks smaller Start the ThinkPad Configuration program and set the Screen expansion function ThinkPad A20m p A21m p and A22m p 53 Symptom to FRU index LCD related symptoms j X Important background is dots dots The TFT LCD for the notebook computer contains many thin film transistors TFTs 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 The LCD should be replaced if the number of missing discolored or lighted dots in any SVGA 5 or more bright dots 5 or more dark dots or a total of 9 or more bright and dark dots XGA 8 or more bright dots 8 or more dark dots or a total of 9 or more bright and dark dots SXGA 11 or more bright dots 13 or more dark dots or a total of 16 or more bright and dark UXGA 11 or more bright dots 16 or more dark dots or a total of 16 or more bright and dark Note A bright dot is a white or colored pixel that is always on
30. 000 The procedure for installing and removing is the same for every device Note When you release the switch in step the lever pops out Pull the lever a little in step E to release the device from the bay continued ThinkPad A20m p A21m p and A22m p 69 Removing and replacing FRU 70 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1070 Keyboard For access remove these FRUs in order Step Screw quantity Torque M2 5 x 15 mm nylon coated 3 0 392 Nm 4 kgfcm continued ThinkPad A20m p A21m p and A22m p 71 Removing and replacing FRU continued 72 ThinkPad A20m p A21m p A22m p Removing and replacing FRU When installing When installing the keyboard do as follows 1 Install the new keyboard following the directions in the figure Make sure that the keyboard edges shown in the figure as A B and C are under the frame 2 Push the Y key to connect the keyboard to the connector on the underside of the key then push the frame of the keyboard H to latch the latches 3 After the fastening of three screws of bottom side push the Y key again to connect the keyboard firmly to the connector on the underside of the key ThinkPad A20m p A21m p and A22m p 73 Removing and replacing FRU 1080 Keyboard CRU insulator For access remove these FRUs in order Dack Dade 74 ThinkPad A20m p A21
31. 2J 8509 ROM UXGA 2629 H2J Ehternet 2629 HSx HTx Combo Intel 2629 HXx HWx Combo 3Com 2629 HOx A22m Memory 64 MB Video memory 4 MB 2628 P1x CM CD Modem 15 0 10GB except P1J 8009 ROM XGA 2628 P2x except P2J 2628 P1J P2J Ethernet 2628 PSx PTx Combo PQH PRA Intel 2628 Q1x Modem 12 1 in 20 GB except 01 SVGA 2628 Q2x except Q2J 2628 Q1J Q2J Ethernet 2628 QSx QTx Combo 2628 QOx Wei QRx QUx QVx 2628 XxG CM DVD 14 1 in 850G ROM XGA 2628 R1x CM DVD Modem 15 0 in except R1J 8509 ROM XGA 2628 R2x except R2J 2628 R1J R2J Ethernet 2628 RAC CD Modem ROM 2628 RSx RTx DVD Combo RQA ROM Intel continued 120 ThinkPad A20m p A21m p A22m p Parts list Model CPU Bay Mini PCI LCD HDD device adapter A22m Memory 64 MB Video memory 8 MB 2628 S1x CM DVD Modem 15 0 in 20 GB excepting S1J 9009 ROM SXGA 2628 S2x excepting S2J 2628 51 S2J Ethernet 2628 SAC Modem 2628 SSx STx Combo Intel 2628 T1x CM Modem 14 1 30 GB excepting T1J 1KG XGA 2628 T2x excepting T2J 2628 17x T8x TMx TNx 2628 T1J T2J Ethernet 21 2628 3 T5x ki 2628 TSx TTx Combo Intel 2628 TQx TRx TUx TVx 2628 TXx TWx Combo 3 2633 T1x Modem excepting T1J 2633 2 excepting T2
32. 2m p 79 Removing and replacing FRU 1120 Sub card For access remove these FRUs in order Step Screw quantity Torque M2 6 x 2 8 mm nylon coated 2 0 392 Nm 4 kgfcm continued 80 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Torque 0 392 Nm 4 kgfcm Screw quantity 2 5 x 4 8 mm nylon coated 1 Step 81 ThinkPad A20m p A21m p and A22m p Removing and replacing FRU 1130 PC Card slot assembly For access remove these FRUs in order Note Step PC Card slot spacer is only for MT2629 Other model do not have the spacer Remove it gently it will be reused when installing new PC Card slot assembly Step Screw quantity Torque A M2 0 x 9 5 mm nylon coated 2 0 245 Nm 2 5 kgfcm 82 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1140 Fan assembly For access remove these FRUs in order Note Step is for the MT2628 Fxx Pxx Rxx Sxx Txx Xxx MT2633 Gxx Txx and MT2629 Other model do not have the screw EE Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 2 0 392 Nm 4 M2 5 x 4 8 mm nylon coated 3 0 392 Nm 4 kgfcm ThinkPad A20m p A21m p and A22m p 83 Removing and replacing FRU Installation notice for A21m p and A22m p series When installing the fan assembly apply the thermal grease 0
33. 3 2628 3JC 3KC 2629 6xx except 60U Hard disk drive 20 0 GB STD J 27L4075 2628 Qxx Rxx Sxx Xxx T7x T8x TUX TVx 2629 6Ax 6Cx 6Ux 6Vx Hard disk drive 20 0 GB STD 2 2713427 2628 Fxx Jxx 2633 Gxx Hard disk drive 20 0 GB HITACHI J 08K9533 2628 Fxx Gxx Jxx 2628 Qxx Rxx Sxx Xxx T7x T8x TUx TVx 2633 Gxx Hard disk drive 30 0 GB STD 2 08K9564 2628 except 7 8x TUx TVx 2633 Txx Hard disk drive 30 0 GB HITACHI 08K9692 2628 Txx except 7 8x TUx TVx 2633 Txx Hard disk drive 32 0 GB STD 2 08K9509 2629 Hxx Uxx 20 Cover hard disk drive for 12 1 14 1 in models 08K5675 2628 1xx 2 4xx Exx Gxx Qxx Rxx Txx 2633 4xx Cover hard disk drive for 15 0 in models 08K5676 2628 3xx Fxx Jxx Pxx Sxx 2629 6xx Fxx Hxx Jxx Uxx Asset ID RF adapter see L Optiona 21 System board for A20 Video memory 4 MB 08K3314 2628 1xx 2xx Bxx Video memory 8 MB 08K3315 2628 3xx except 3JC 3KC Video memory 8 MB 08K3316 2628 4xx 3JC 3KC 2633 4xx Video memory 16 MB 08K3317 2629 6xx System board for A21 Video memory 4 MB 08K3262 2628 Cxx Jxx Video memory 4 MB 08K3263 2628 Dxx Exx Video memory 4 MB 26P7975 2628 Jxx continued 132 ThinkPad A20m p A21m p A22m p Parts list No FRU P N 21 System board for 21 Vid
34. 304 32 Fan duct for A22 2628 Sxx Txx 2629 Uxx 2633 Txx 26P9208 33 RJ45 11 connector assembly for A22 27L0645 Telephone cable 27L0603 Video cable 2628 Fxx Gxx 2629 6xx Fxx Gxx Hxx Uxx 2633 Gxx 27L0531 AC adapter see Recovery CD see ThinkPad A20m p A21m p and A22m p 135 Parts list AC adapter All of the AC adapters listed below are CRUs customer replaceable units FRU P N AC adapter 72 W 2 pin ASTEC 02K6669 models xxE xxF xxJ xxP 5 xxU xxX AC adapter 72 W 2 pin DELTA 02K6673 models xxE xxF xxJ xxP 5 xxU xxX AC adapter 72 W 2 pin SANKEN 02K6677 models xxE xxF xxJ xxP 5 xxU xxX AC adapter 72 W 3 pin ASTEC 02K6666 models xxG xxH xxT xxY AC adapter 72 W 3 pin DELTA 02K6670 models xxG xxH xxT xxY AC adapter 72 W 3 pin SANKEN 02K6674 models xxG xxH xxK xxT xxY LCD FRUs 12 1 in SVGA TFT Following FRUs are available MT2628 1xx 2xx Bxx Cxx FRU P N LCD cover assembly 2628 1xx 2xx Bxx except xxK 08K5655 2628 1xK 2xK 08K5659 2628 CxK DxK 2628 Qxx except QxK with heatpipe 08 7288 2628 with heatpipe 08K7289 LCD cable 12 1 2710485 LCD panel 12 1 SVGA SANYO 05K9577 Hinges 12 1 08K5664 Inverter card 12 1 14 1 15
35. 4 8 mm nylon coated 2 0 392 Nm 4 kgfcm ThinkPad A20m p A21m p and A22m p 87 Removing and replacing FRU 1170 TV card Note This section is only for MT2628 Fxx Gxx Sxx Txx MT2633 Gxx Txx and MT2629 Other models do not have the TV card For_access remove these FRUs in order Cable routing When replacing the modem cable see the figure for the cable routing 88 ThinkPad A20m p A21m p A22m p Removing and replacing FRU 1180 CPU socket and CPU For access remove these FRUs in order Note MT2628 Exx Dxx do not have the CPU removal procedure Rotate the screw head A 180 to the direction of the arrow BH to release the lock and then remove the CPU Step Screw quantity Torque M2 5 x 15 mm nylon coated 3 0 392 Nm 4 kgfcm ThinkPad A20m p A21m p and A22m p 89 Removing and replacing FRU When installing the CPU do as shown in the figure e Rotate the screw head A 180 to the direction of the arrow E to lock the CPU When attach the CPU to the socket do as shown in the step 8 90 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1190 System board and RJ45 11 connector assembly continued Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 2 0 392 Nm 4 ThinkPad A20m p A21m p and A22m p 91 Removing and replacing FRU Note Step El th
36. 5K5751 on the EJ part of the fan as shown in the following figure 84 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1150 Diskette drive For access remove these FRUs in order Note Step are for the MT2628 Fxx Gxx Pxx Qxx Rxx Sxx Txx Xxx MT2633 Gxx Txx and MT2629 Other model do not have the screws Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 3 0 392 Nm 4 kgfcm continued ThinkPad A20m p A21m p and A22m p 85 Removing and replacing FRU Notes 1 The heatpipe A and the screw are for the MT2628 Fxx Pxx Rxx Sxx MT2633 Gxx Txx and MT2629 Other models do not have them 2 Step H diskette drive spacer is only for MT2629 Other models do not have the spacer Remove it gently it will be reused when installing new diskette drive Step Screw quantity Torque E M2 5 x 4 8 mm nylon coated 1 0 392 Nm 4 kgfcm H M2 5 x 4 8 mm nylon coated 1 0 392 Nm 4 kgfcm B M2 5 x 15 mm nylon coated 2 0 392 Nm 4 kgfcm When installing Do not press the of the diskette drive to avoid the damage 86 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 1160 Upper shield For access remove these FRUs in order SS Y Q Step Screw quantity Torque M2 5 x 15 mm nylon coated 2 0 392 Nm 4 A M2 5 x
37. 629 6xx except 60U 05K9160 continued ThinkPad A20m p A21m p and A22m p 129 Parts list No FRU P N 15 16 17 Ultrabay 2000 device DVD ROM drive 8x 2628 Exx Gxx 2628 Rxx except RAx Sxx 2629 Exx 2629 UUx 2633 Txx 2713447 DVD ROM drive HITACHI 2628 Exx Gxx 2629 Exx 2633 08 9513 DVD ROM drive HITACHI B 2628 Rxx except RAx Sxx Txx Xxx 2629 UUx 2633 Txx 27L4087 CD R W drive SONY I 2629 Uxx except UUx 08K9617 for optional Ultrabay 2000 device see FOptional FRUs onl Cover Mini PCI adapter slot Battery pack 6 cell Panasonic Li lon 2628 1xx 2xx 3xx 4xx Bxx 2628 Cxx Dxx Exx Fxx Gxx Jxx except XXE xxJ xxK 2628 Pxx Qxx Rxx Sxx Txx except xxE xxJ 2633 4xx Txx 2633 Oxx Dxx Exx Fxx Gxx Jxx except XXE xxK 08K7294 02K6614 SANYO Li lon 2628 1xx 2xx 3xx 4xx Bxx 2628 Oxx Dxx Exx Fxx Gxx Jxx except XXE xxK 2628 Pxx Qxx Rxx Sxx Txx except xxE xxJ 2633 4xx Txx 2633 Oxx Dxx Exx Fxx Gxx Jxx except XXE xxJ xxK 02K6618 Panasonic Li lon ECO 2628 xxE 2628 DxJ ExJ FxJ GxE GxJ IxJ 2628 xxJ except CxJ JxJ 2633 DxJ ExJ FxJ GxE Gxy IxJ 02K6769 continued 130 ThinkPad A20m p A21m p A22m p Parts list No FRU P N 17 Battery pack 6 cell SANYO Li
38. 726 2628 CxK 08K7090 Keyboard bezel for 15 0 in LCD models 2628 3xx Fxx Pxx Rxx Sxx except xxK 08K7162 2629 6 Hxx Uxx Yxx except xxK 2628 3xK FxK PxK RxK SxK 08K7163 2629 6xK HxK UxK Keyboard bezel for 15 0 in LCD 1slot models 2628 Jxx except JxK 08K7164 2628 JxK 08K7165 5 Heatpipe hinge lower 08K7287 2628 Fxx Gxx Pxx Qxx Rxx Sxx Txx 2629 6xx Fxx Gxx Hxx Uxx Yxx 2633 Gxx 6 Spacer PC card slots 04P3223 2629 6xx Hxx Uxx Yxx 7 Sub card for A20m A20p 1011418 for A21m A22m except 2628 Sxx 08K3306 for 2628 Sxx A21p A22p 08K3261 8 PC card slots 2 slots 04P3523 all models except 2628 Cxx Jxx PC card slot 1 slot 04P3398 2628 Cxx Jxx 9 Fan assembly 2628 1xx 2xx 47x 48x Bxx 08K5650 2628 3xx except 3JC 3KC 2628 4xx except 47x 48x 08K6614 2628 3JC 3KC 2633 4xx 2629 6xx continued ThinkPad A20m p A21m p and A22m p 125 Parts list No FRU P N Fan assembly 2628 Cxx Exx Jxx 04P3482 2628 Fxx Gxx Pxx Qxx Rxx 2633 Gxx 2629 Fxx 04P3483 2628 Sxx Txx 2629 Uxx 2633 Txx 26P9207 10 TV card out only 2628 Fxx Sxx Txx Xxx 2633 Gxx Txx 08K3259 TV card in out 2629 6xx Hxx Uxx 1011419 11 Backup battery 02K6572 12 Mini PCI adapter Mini PCI combo card Intel for A20m p A21m p I 2628 14U 14F 1Sx 1Tx 24U 24F 2Sx 2Tx 3Sx 3Tx 4Sx
39. 8 EOx 2628 JAx Cel CD Modem 15 0 20GB except JAJ 700 ROM XGA 2628 JCx except JCJ 2628 JAJ JCJ Ethernet 2628 JUx Combo except JUY Intel 2628 JVx 2628 JUY Combo 3Com continued 118 ThinkPad A20m p A21m p A22m p Parts list Model CPU Bay Mini PCI LCD HDD device adapter A21m Memory 64 MB Video memory 8 MB 2628 F 1x F2x CM CD Modem 15 0 in 20 GB except F2J 7509 ROM XGA 2628 F2J Ethernet 2628 F Xx FWx Combo 3Com 2628 FSx FTx Combo Intel 2628 FOx 2628 FDC DVD Modem 20 GB ROM 2628 G1x CM DVD Modem 14 1 in except G1J 800G ROM XGA 2628 G2x except G2J 2628 G4x except G4J 2628 GLx 2628 G1J G2J Ethernet G4J 2628 G3x G5x 2628 GSx GTx Combo Intel 2628 GXx GWx Combo 8Com 2628 GOx 2633 G1x DVD Modem 20 GB except G1J ROM G1K 2633 G2x except G2J G2K 2633 G1J G1K Ethernet G2J G2K 2633 GSx GTx Combo Intel 2633 GXx GWx Combo 1 128 continued ThinkPad A20m p A21m p and A22m p 119 Parts list Model CPU Mini PCI LCD HDD device adapter A21p Memory 128 MB Video memory 16 MB 2629 H1x H2x DVD Modem 15 0 32 GB except H
40. A dark dot is a pixel that is always off and shows as black Symptom or error FRU or action in sequence No beep power on indicator on and a blank LCD during POST System board LCD too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted LCD backlight not working 1 Reseat the LCD connectors 2 LCD assembly 3 System board LCD screen unreadable Characters missing pixels Screen abnormal Wrong color displayed 2 Reseat all LCD connectors 3 LCD assembly 4 System board Horizontal or vertical lines displayed on LCD LCD assembly 54 ThinkPad A20m p A21m p A22m p Symptom to FRU index 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 You are here because the diagnostic tests did not identify which adapter or device failed wrong devices are installed a short circui
41. B 2 5 inch IDE interface 32 0 GB 2 5 inch IDE interface A22m p 10 0 GB 2 5 inch IDE interface 20 0 GB 2 5 inch IDE interface 30 0 GB 2 5 inch IDE interface 32 0 GB 2 5 inch IDE interface port Internal modem Audio External monitor Line in Headphone Microphone Mouse or keyboard Parallel Port replicator connector Serial Universal serial bus USB connector RJ45 TV in out for MT2629 TV out for MT2628 Fxx Gxx Sxx Txx MT2623 Gxx Txx 56 6 Kbps Internal microphone for A20m p A21m p Internal speaker Software control volume Infrared transfer IrDA 1 1 PC Card One Type lll or two Type ll AC adapter 72 watt type Bay device A20m p 10 24 x CD ROM drive 6x DVD drive A21m p A22m p 10 24 x CD ROM drive 8x DVD drive ThinkPad A20m p A21m p and A22m p 43 Product overview Status indicators The system status indicators show the status of the computer as follows Indicator Meaning H Battery Green The battery is fully charged Blinking green The battery has enough power to operate but is being charged Orange The battery power is low The battery is to being charged Blinking orange The battery needs to be charged when the indicator starts blinking orange the computer beeps three times H Standby Green The computer is in standby mode status Blinking g
42. CD assembly For access remove these FRUs in order Note Screws are for MT2628 Fxx Gxx Pxx Rxx Sxx Xxx MT2633 Gxx Txx and MT2629 Other models do not have them Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 3 0 392 Nm 4 kgfcm A M2 5 x 4 8 mm nylon coated 4 0 392 Nm 4 continued 94 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Step Screw quantity Torque A M2 6 x 2 8 mm nylon coated 2 0 392 Nm 4 a M2 5 x 4 8 mm nylon coated 2 0 392 Nm 4 kgfcm ThinkPad A20m p A21m p and A22m p 95 Removing and replacing FRU 2020 Front bezel For access remove these FRUs in order Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 3 0 392 Nm 4 96 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 14 1 in and 15 0 in panels Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 2 0 392 Nm 4 ThinkPad A20m p A21m p and A22m p 97 Removing and replacing FRU Note Only the front bezel for the 15 0 in XGA TFT LG has a identifying mark O as in the followin es For the FRU list see XGA L et TL 98 ThinkPad A20m p A21m p A22m p Removing replacing FRU 2030 Inverter card For access remove these FRUs in or
43. GA 41 2629 61A 62 2633 41 42 08K3429 Mini PCI modem card IBM CR for A21m p 2628 xxA 2629 xxA 2633 xxA Mini PCI Ethernet card Intel 2 6 for A20m p 2628 xxJ xxK except 43x 45x 2629 xxJ xxK 2633 41J 41K 42J 42K 08K3338 10L1423 Mini PCI Ethernet card Intel 3 0 for A21m p 2628 xxJ xxK 2629 xxJ xxK 2633 xxJ xxK for A22m p 2628 x1J x1K x2J x2K 2629 U1J U1K U2J 2 2633 x1J x1K x2J x2K 08K3348 continued ThinkPad A20m p A21m p and A22m p 127 Parts list No FRU P N 13 Base cover for A20m 2628 1xx 2 3xx 4xx except xxK xxT 04 410 2628 Bxx 2628 1xK 2xK 3xK 4xK 04P3412 2628 1xT 2xT 3xT 4xT 04P3411 2633 4xx except 4xK 4xT 08K5901 2633 4xK 08K5904 2633 4xT 08K5902 Base cover for A20p 2629 6xx except 6xK 6xT 08K5640 2629 6xK 08K5646 2629 6xT 08K5642 Base cover for A21m 2628 Dxx Exx Fxx Gxx except xxK xxT 04P3711 2628 Jxx except JxK JxT 04P3712 2628 DxK ExK FxK GxK 04P3719 2628 JxK 04P3720 2628 DxT ExT FxT GxT 04P3715 2628 JxT 04P3716 2633 Gxx except GxK GxT 04P3714 2633 GxK 04P3722 2633 GxT 04P3718 Base cover for A21p 2629 Hxx except HxK HxT 04P3713 2629 HxK 04P3721 2629 HxT 04P3717 Base cover for A22m 2628 Pxx Qxx Rxx Sxx Txx except 26P9523 2628 PxK RxK SxK 26P9529
44. IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual October 2001 This manual supports ThinkPad A20m A21m A22m MT 2628 2633 A20p A21p A22p MT 2629 ThinkPad Dock MT 2631 j Note Before using this information and the product it supports be sure to read the general information under ENotices on page 150 Second Edition October 2001 The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT ANY WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE LIMITED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer or express or implied warranties in certain transactions therefore this statement may not apply to you This publication 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 IBM may make improvements or changes to the products or the programs described in this publication at any time It is possible that this publication may contain references to or information about IBM products machines and programs programming or services that are not announced in your country Such references or information must not be construe
45. J T2K 2633 T1J T1K Ethernet T2J T2K 2633 T3x T5x 1 2633 TSx TTx Combo Intel 2633 TXx TWx Combo 1 3Com 1 Memory 128 MB continued ThinkPad A20m p A21m p and A22m p 121 Parts list Model CPU Bay Mini PCI LCD HDD device adapter A22p Memory 128 MB Video memory 16 MB 2629 Y1x CM CD R W Modem 15 0 in 32 GB except Y1J 900G UXGA 2629 Y2x except Y2J 2629 Y1J Y2J Ethernet 2629 YSx Combo 2629 YUx YVx pvp _ intel ROM 2629 U1x CM CD R W Modem except U1J 1KG 2629 U2x except U2J 2629 U1J U2J Ethernet 2629 USx UTx Combo 2629 UQx URx Intel UUx UVx CMxxx Mobile Intel Pentium III processor xxx MHz 12 256 KB cache CM xxxG Mobile Intel Pentium III processor at xxx MHz featuring Intel SpeedStep technology CMG xKG Mobile Intel Pentium III processor at x GHz featuring Intel SpeedStep technology Celxxx Intel Celeron processor xxx MHz L2 256 KB cache 122 ThinkPad A20m p A21m p A22m p Parts list Overall 16 ThinkPad A20m p A21m p A22m p 123 Parts list Each FRU is available for all types models unless specific types or models are given The FRUs marked with asterisk are CRUs customer replacable units The FRUs marked with I are also available as optional FRUs No FRU P N 1 LCD unit see CD EBLIs o
46. Note The recovery process might take up to 2 hours To use the Product Recovery program to restore the pre installed software do the following 1 Save all files and shut down the desktop 2 Turn off the computer 3 Turn on the computer A message appears on the screen To start the Product Recovery program press F11 or for Windows XP models Press F11 to invoke the IBM Product Recovery program Press F11 quickly this message is displayed for only a few seconds Note If this message does not appear you can use a Recovery Repair diskette to get access to the Product Recovery program Directions for making a Recovery Repair diskette are given in 4 From the list displayed on the screen select the operating system you want to recover 5 Select the recovery options you want and follow the instructions on the screen General descriptions 25 Related service information Creating the service partition To create the Service Partition and install the preloaded system from the Recovery CD do the following To create the Service Partition SP 1 Erase all partitions on the hard disk drive using FDISK or a similar application 2 Boot with the Recovery CD and the boot diskette if required 3 Following message appears Your computer originally included a Product Recovery program Reinstall the Product Recovery Program Y N Note lf the hard disk drive contains any partitions you d
47. Properties window the computer goes into hibernation mode Note for the APM operating system 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 This default low battery behavior is independent of the operating system so if you have set the low battery alarm the computer may not do what you specified It chooses either your setting or the default setting whichever is appropriate If you are using the ACPI operating system only the low battery alarm is available To cause the computer to return from standby mode and resume operation do one of the following Press the Fn key Open the LCD cover only if you are using Windows Me and you entered standby mode by closing the LCD cover Turn on the power switch Also the computer automatically returns from standby mode and resumes operation in either of the following events The ring indicator RI is signaled by a serial device or a PC Card device Windows 2000 does not support the ring indicator RI resume by PC Card device The time set on the resume timer elapses In Windows 98 the Scheduled Tasks setting takes priority over the Resume on timer selection in the Power Management Properties window Note The computer does not accept any input immediately after it enters standby mode Wait a few seconds before taking any action to re
48. U 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 Avant de remettre l ordinateur sous tension apr s remplacement d une unit en client le 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 Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird muB sichergestellt werden daB keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer muB gesch ttelt und Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen Prima di accendere l elaboratore dopo che stata effettuata la sostituzione di una FRU accertarsi che tutte le viti le molle e tutte le altri parti di piccole dimensioni siano nella corretta posizione e non siano sparse all interno dell elaboratore Verificare ci Scuotendo l elaboratore e prestando attenzione ad eventuali rumori eventuali parti o pezzetti metallici possono provocare cortocircuiti pericolosi Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y dem
49. ages Beep symptoms No beep symptoms LCD related symptoms Intermittent problems Undetermined problems FRU replacement notices Screw notices Retaining serial numbers Restoring the serial number of the system unit Retaining the UUID Removing and replacing a FRU 1010 Battery pack 1020 DIMM 1030 Mini PCI adapter For A20m p A21m p series For A22m p series 1040 Backup battery 1050 Hard disk drive or RF ID adapter 1060 Ultrabay 2000 device s 1070 Keyboard 1080 Keyboard CRU insulator 1090 Hinge cover and clear sheet icon 1100 Keyboard bezel and speaker 1110 Microphone and speaker cable For A20m p and A21m p series EE speaker cable For A22m p series speaker cable 1120 Sub card 1130 PC Card slot assembly 1140 Fan assembly 1150 Diskette drive 1160 Upper shield 1170 TV card 1180 CPU socket and CPU 1190 System board and RJ45 11 connector assembly a For A20m p and A21 mip series For A22m p series Thermal rubbers location 2010 LCD assembly 2020 Front bezel Copyright IBM Corp 2001 12 1 in panel Suo ae o6 er BE 14 1 in and 15 0 in panels 2030 Inverter card 99 12 1 in panel HERE E 14 1 in and 15 0 in panels Eas cat tet er 00 2040 LCD panel s o e e sw 101 12 1 in panel ecd cs 101 14 1 in and 15 0 in panels zog gos sw 109 3010 ThinkPad Dock PCl cover 105 3020 ThinkPad Dock top cov
50. atteria utilizzare soltanto i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa continued 6 ThinkPad A20m p A21m p A22m p Safety notices continuation of safety notice 3 Las bater as contienen peque as cantidades de n quel 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 al sustituir la bater a La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma Introduction 7 Safety notices Safety notice 4 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 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 Pexposez pas a une temperature sup rieure a 100 C ne la faites pas b
51. bo 2Tx Intel 2628 2Ox continued ThinkPad A20m p A21m p and 22 115 Parts list Model CPU Bay Mini PCI LCD HDD device adapter A20m Memory 64 MB Video memory 8 MB 2628 31x Cel CD Modem 15 0 12GB except 31J 31K 500 ROM XGA 2628 32x except 32J 32K 2628 31 31K Ethernet 32J 32K 2628 35 3Tx Combo Intel 2628 3Ax Cel Modem except 3AJ 550 2628 3Cx except 3CJ 2628 3AJ 3CJ Ethernet 2628 3Ux 3Vx Combo Intel 2628 3Zx 2628 3Jx 3Kx CM DVD Modem 18 GB 2 700G ROM 2628 47x 48x Cel CD Modem 14 1 12 GB 500 ROM XGA 2628 4Ax CM DVD Modem except 4AK 600G ROM 2628 4Cx except 4CK 2628 4AK 4 Ethernet 2628 4Ux 4Vx Combo Intel 2628 4Zx 2628 4Dx AEN CM CD Modem 12 GB 650G ROM 2628 4Fx 4Gx DVD Modem ROM 2628 41x CM CD Modem except 41J 41K 700G ROM 2628 42x except 42J 42K 2628 44x except 44J 44K 2628 41J 41K Ehternet 42J 42K 44J 44K 2628 43x 45x 1 Memory 128 MB continued 116 ThinkPad A20m p A21m p A22m p Parts list Model CPU Bay Mini PCI LCD HDD device adapter A20m Memory 64 MB Video memory 8 MB 2628 4Lx 7 CM CD Modem
52. ch 23P9063 Danish 23P9029 Dutch 23P9036 English U S 14P9569 English U K 14P9582 Finnish 23P9035 French Canadian 23P9026 French European 23P9030 German 14P9586 Greek 23P9067 Hebrew 23P9064 Hungarian 23P9068 Italian 23P9034 Japanese 46P4400 Norwegian 23P9037 Polish 23P9065 Portuguese 23P9028 Spanish European 23P9032 Spanish Latin American 23P9027 Slovenian 23P9070 Slovak 23P9071 Swedish 14P9590 Thai 23P9072 Turkish 23P9066 Russian 23P9069 142 ThinkPad A20m p A21m p A22m p Parts list For Windows 2000 A22m Language P N Chinese Simplified 27P2268 Chinese Traditional 27P2263 For Windows 2000 A22p Language P N Chinese Simplified 27P2258 Chinese Traditional 27P2253 For Windows 2000 Windows NT A22m Language P N Arabic 23P9002 Czech 23P9003 Danish 23P8957 Dutch 23P8964 English U S 23P8952 English U K 23P8953 Finnish 23P8963 French Canadian 23P8954 French European 23P8958 German 23P8959 Greek 23P9007 Hebrew 23P9004 Hungarian 23P9008 Italian 23P8962 Japanese 27P1871 Norwegian 23P8965 Polish 23P9005 Portuguese 23P8956 Spanish European 23P8960 Spanish Latin American 23P8955 Slovenian 23P9010 Slovak 23P9011 Swedish 23P8961 Thai 23P9012 Turkish 23P9006 Russian 23P9009 ThinkPad A20m p A21m p and A22m p 143 Parts list For Windows 2000 Windows NT A22p
53. d to mean that IBM intends to announce such IBM products programming or services in your country Requests for technical information about IBM products should be made to your IBM authorized dealer or your IBM marketing representative O Copyright International Business Machines Corporation 2001 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp About this manual This manual contains service and reference information for IBM ThinkPad A20 A21 A22 MT2628 2629 2633 and ThinkPad Dock MT2631 products Use this manual along with the advanced diagnostic tests to troubleshoot problems The manual is divided into sections as follows The common sections provide general information guidelines and safety information required in servicing computers The product specific section includes service reference and product specific parts information j Important This manual is intended for trained service personnel who are familiar with ThinkPad products Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing an IBM ThinkPad product be sure O Copyright IBM Corp 2001 iii iv ThinkPad A20m p A21m p A22m p Contents About this manual Introduction Important service information Strategy for replacing FRUs How to use error messages Diskette
54. der Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 1 0 392 Nm 4 kgfcm continued ThinkPad A20m p A21m p and A22m p 99 Removing and replacing FRU 14 1 in and 15 0 in panels Step Screw quantity Torque A M2 5 x 4 8 mm nylon coated 1 0 392 Nm 4 100 ThinkPad A20m p A21m p A22m p 2040 LCD panel For access remove these FRUs in order Removing and replacing a FRU Step MT Screw quantity Torque 2628 Dxx Qxx M2 5 x 7 0 mm 0 392 Nm 1xx 2xx nylon coated 4 4 kgfcm continued ThinkPad A20m p A21m p and A22m p 101 Removing and replacing FRU continued 102 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 14 1 in and 15 0 in panels Step MT Screw quantity Torque 2628 Fxx Pxx M2 x 5 7 mm 0 245 Nm Rxx 3xx nylon coated 4 2 5 kgfcm 2628 Exx Gxx M2 x 5 7 mm 0 167 Nm Xxx Txx and nylon coated 4 1 7 kgfcm 2633 Gxx Txx 4xx 2628 Sxx and M2 x 5 1 mm 0 196 Nm 2629 nylon coated 4 2 0 kgfcm continued ThinkPad A20m p A21m p and A22m p 103 Removing and replacing FRU For the 14 in LCD the LCD cable is taped onto the connector Tear off the tape before disconnecting the LCD cable in step H The LCD cable for the 15 0 in UXGA LCD 2710598 and the LCD cable for the 15 0 in SXGA LCD 2710488 ha
55. drive cover or by 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 The following symptoms might indicate damage caused by nonwarranted activities Missing parts might be a symptom of unauthorized service or modification If the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped 24 ThinkPad A20m p A21m p A22m p Related service information Related service information This section provides information about the following Service web site When the latest maintenance diskette and the system program service diskette become available a notice will be posted on h Product recovery program Restoring the pre installed software If the data on a hard disk drive is damaged or accidentally erased you can restore the software that was shipped with the computer This software includes the pre installed operating system applications and device drivers To restore the pre installed software you can use either the Product Recovery program or a Recovery CD The Product Recovery program is in the Service Partition a section of the hard disk drive that is not displayed by Windows Explorer Use the Recovery CD if it was provided with the computer
56. e replaced for a scheduled fee Supervisor password A supervisor password SVP protects the system information stored in the IBM BIOS Setup Utility The SVP must be entered in order to get access to the IBM BIOS Setup Utility and make changes to system configuration settings j X Attention If the SVP has been forgotten and cannot be made available to the servicer there is no service procedure to reset the password The systemboard 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 28 ThinkPad A20m p A21m p A22m p Related service information For how to remove the battery pack see 1010 Battery 3 Remove the backup battery For how to remove the backup battery see E104d 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 servicer 1 Turn on the computer by pressing and holding F1 2 Enter the SVP The IBM BIOS Setup Utility menu appears 3 Select Password using the cursor keys to move down the menu 4 Select Power On Password At the Enter Current Password field enter the SVP 6 When the Enter New Password field opens leave it blank and pres
57. e vous exposer au rayon Laserstrahlung bei ge ffnetem Ger t Nicht direkt oder ber optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyit skor l zersug r Ne n zzen bele se szabad szemmel se optikai eszk z kkel Ker lje a sug rnyal bbal val rintkez st Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici e evitare l esposizione diretta al fascio Ked je laserov jednotka otvoren Vyhnite sa priamemu poh adu a nehladte priamo s optick mi n strojmi do a a vyhnite sa priamemu vystaveniu l ov Radiaci n l ser al abrir No mire fijamente ni examine con instrumental ptico el haz de luz Evite la exposici n directa al haz Introduction 21 Laser compliance statement 22 ThinkPad A20m p A21m p A22m p General descriptions This chapter includes descriptions for any ThinkPad model that has the PC Doctor DOS diagnostics program Some descriptions might not apply to your particular computer Read this first Before you go to the checkout guide be sure to read this s
58. ection m Important notes Only certified trained personnel should service the computer Read the entire FRU removal and replacement page before replacing any FRU Use new nylon coated screws when you replace FRUs 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 FRUs only for the correct model When you replace a FRU make sure 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 1 Name and phone number of servicer 2 Date of service 3 Date on which the machine failed 4 Date of purchase 5 Failure symptoms error codes appearing
59. ed ThinkPad A20m p A21m p and A22m p 107 Removing and replacing FRU Bottom view Step Screw quantity Torque B M2 5 x 4 8 mm 8 0 392 Nm 4 kgfcm continued 108 ThinkPad A20m p A21m p A22m p Removing and replacing FRU Make sure that the system lock key A is set to the Unlock position Release the front latches in step El and then remove the top cover E For step see the inside view shown in the circle ThinkPad A20m p A21m p and A22m p 109 Removing and replacing FRU When replacing the top cover do the following Make sure that the springs placed correctly Make sure that the device release lever is seated correctly continued 110 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Make sure that the release button works correctly ThinkPad A20m p A21m p and A22m p 111 Locations Locations Front view System status indicators A Battery and standby mode status indicators Built in stereo speakers a PC Card eject button Card slots G Bay latch Eject button Ultrabay 2000 device Note The Ultrabay 2000 accepts storage devices such as a DVD drive or a CD ROM drive Video out connector Video in connector TrackPoint pointing stick TrackPoint buttons ThinkPad button Volume and mute buttons Power switch I PPP PEE ES 112 ThinkPad A20m p A21m p A22m p Locations Rea
60. en blank mode Screen blank mode has three variants as follows 1 If you press Fn or the time set on the LCD off timer in IBM BIOS Setup Utility expires The LCD backlight turns off The hard disk drive motor stops The speaker is muted 2 lf you are using the ACPI operating system and you press Fn The LCD backlight turns off The hard disk drive motor stops 3 If the time set on the Turn off monitor timer in the operating system expires The LCD backlight turns off To end screen blank mode and resume normal operation press any key Standby mode When the computer enters standby mode the following events occur in addition to what occurs in screen blank mode The LCD is powered off The hard disk drive is powered off The CPU stops To enter standby mode press Fn F4 Note You can change the action of Fn F4 if you are using the ACPI operating system In certain circumstances the computer goes into standby mode automatically f a suspend time has been set on the timer and the user does not do any operation with the keyboard the TrackPoint the hard disk the parallel connector or the diskette drive within that time 30 ThinkPad A20m p A21m p A22m p Related service information If the battery indicator blinks orange indicating that the battery power 15 low Alternatively if Hibernate when battery becomes low has been selected in the Power Management
61. enter operation mode Hibernation mode j Note for Windows NT If you are using Windows NT in the default format NTFS you cannot create a hibernation file If you want to use hibernation mode you will need to reinstall Windows NT with FAT format General descriptions 31 Related service information T Note for OS 2 If you are using OS 2 in the default format HPFS you cannot create a hibernation file If you want to use hibernation mode you will need to reinstall OS 2 with FAT format In hibernation mode the following occurs The system status RAM VRAM and setup data are stored on the hard disk 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 from the docking station 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 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
62. eo memory 8 MB 2628 Gxx Fxx 2633 Gxx 08K3264 Video memory 16 MB 2629 Hxx 08K3265 System board for A22 without Video memory 2628 Sxx 26P8104 Video memory 4 MB 2628 Qxx 26P8105 Video memory 4 MB 2628 Pxx Rxx Xxx 26P8106 Video memory 8 MB 2628 Txx 2633 Txx 26P8102 Video memory 16 MB 2629 Uxx Yxx 26P8103 22 64 MB SDRAM SO DIMM PC100 I 2628 1xx except 10U 1ZU 2628 2xx except 20U 2628 3xx except 30U 3JC 3KC 3ZU 2628 4xx except 40U 41 4Lx 2628 Cxx Exx Fxx Jxx Pxx Qxx Rxx Xxx T7x T8x TUx TVx 2633 4xx Gxx 20L0264 128 MB SDRAM SO DIMM PC100 2628 4Hx 41x 2628 3JC 3KC 4Lx 2628 Txx except T7x T8x TUx TVx 2629 6xx except 60U 6ZU 2629 Hxx Uxx 2633 Txx 20L0265 23 Thermal rubbers 2628 Pxx Qxx Rxx 2629 Uxx 2633 Txx 08K7157 2628 Sxx 2629 Uxx 2633 Txx 26P9337 continued ThinkPad A20m p A21m p and A22m p 133 Parts list No FRU P N 24 CPU Celeron 500 MHz 08K3149 2628 1xx 47x 48x CPU Celeron 550 MHz 08K3211 2628 1Ax 1Cx 1Ux 1Vx 1ZU 3Ax 3Cx 3Ux 3Vx 3ZU CPU Pentium III 500 MHz 1011415 2628 2xx CPU Pentium Ill 600 MHz with SpeedStep 08K3213 technology 2628 4Ax 4Cx 4Ux 4Vx 4ZU CPU Pentium III 650 MHz with SpeedStep 1011405 technology 2628 4Dx 4Ex 4F
63. er 107 Locations amp gt 4a dS Bo 2 Front view 118 Rearview 113 Bottom view 114 Parts list A series model matrix 27 Re oe ES ee o Overall ou eke _ 123 AC adapter 136 LCD FRUS 186 12 1 SVGATFT 186 14 1 XGATFT 137 15 0 in XGA TFT LG 138 15 0 in XGA TFT SAMSUNG 138 15 0 in SXGA TFT 139 15 0 in UXGA TFT 139 Keyboard 140 Recovery CDs For Windows 98 A22m e A For Windows 98 A22p 142 For Windows 2000 A22m 143 For Windows 2000 22 o 143 For Windows 2000 Windows NT A22m 143 For Windows 2000 Windows NT peek D a 144 Miscellaneous parts 40227145 Optional FRUS 147 Common parts list 148 Tools Power cords system SE ek Gv m w 448 Power cords docking station eo wo 46722189 Notices 180 Trademarks 150 40 ThinkPad A20m p A21m p A22m p Product overview Product overview This section presents the following product unique information Specifications The following table lists the specifications of the ThinkPad A20m p A21m p and A22m p series
64. ermal rubbers are only for MT2628 Pxx Qxx Sxx Xxx and MT2629 Hxx Uxx When replacing the system board for those models remove the thermal rubbers from the removed system board and put them onto the new system board And then install the new system board to the base cover For the location of the therma rubbers see For A20m p and A21m p series Note When installing the new RJ45 11 connector assembly onto the system board make sure that the connector is firmly attached 92 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Thermal rubbers location Before installing the new system board make sure that the thermal rubbers are placed on the system board as shown in the following figures For A21m p series Upper side of the system board O O For A22m p series Upper side of the system board weg x T ThinkPad A20m p A21m p A22m p 93 Removing and replacing FRU 2010 L
65. essor a 900 MHz featuring Intel SpeedStep technology Mobile Intel Pentium III processor a 1 GHz featuring Intel SpeedStep technology A22p Mobile Intel Pentium III processor at 1 GHz featuring Intel SpeedStep technology Bus architecture PCI Bus Memory standard A20m p 64 MB the system board 128 MB on the system board A21m p 64 MB on the system board 128 MB on the system board 64 MB 64 MB SO DIMM 1 128 MB 128 MB SO DIMM 1 A22m p 64 MB 64 MB SO DIMM 1 128 MB 128 MB SO DIMM 1 Memory optional 64 MB 128 MB or 256 MB DIMM card maximum of 512 MB CMOS RAM 114 bytes 128 bytes Display 12 1 inch 16M colors SVGA 800x600 resolution TFT color LCD 14 1 inch 16M colors XGA 1024x768 resolution TFT color LCD 15 0 inch 16M colors XGA 1024x768 resolution TFT color LCD 15 0 inch 16M colors SXGA 1400x1050 resolution TFT color LCD 15 0 inch 16M colors UXGA 1600x1200 resolution TFT color LCD continued 42 ThinkPad A20m p A21m p A22m p Product overview Feature Description Diskette drive 1 44 MB 3 mode 3 5 inch Hard disk drive A20m p 6 0 GB 2 5 inch IDE interface 12 0 GB 2 5 inch IDE interface 18 0 GB 2 5 inch IDE interface 20 0 GB 2 5 inch IDE interface A21m p 10 0 GB 2 5 inch IDE interface 20 0 G
66. from the standby mode and the standby indicator goes off ThinkPad A20m p A21m p and A22m p 45 FRU tests Product overview The following table shows the test for each FRU FRU Applicable test System board 1 Diagnostics gt CPU Coprocessor 2 Diagnostics gt Systemboard Power Diagnostics gt Other Devices gt IBM AC Adapter IBM Battery 1 IBM Battery 2 LCD unit 1 Diagnostics gt Video Adapter Interactive Tests gt Video Modem Audio 2 1 Make sure the modem is set up correctly 2 Replace the modem jack and the modem card in turn and run the following test in Diagnostics gt Communication a Lucent Modem M2 Loopback Lucent Modem M2 Dialtone DTM Intel Modem Register Intel Modem Loopback DTMF Intel SP Modem Register Intel SP Modem Loopback DTMF 3Com Modem Test 3Com Dialtone Test 1 Interactive Tests gt Internal Speaker 2 Diagnostics gt Other Devices gt Crystal SoundFusion Test e so79200 Speaker Interactive Tests gt Internal Speaker PC Card slots Diagnostics gt Systemboard gt PCMCIA PCMCIA External Loop Keyboard 1 Diagnostics gt Systemboard gt Keyboard 2 Interactive Tests gt Keyboard TrackPoint or pointing device Hard disk drive Diskette drive If the TrackPoint does not work check the configuration in the ThinkPad Configuration pro
67. gram If the TrackPoint is disabled select Enable 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 Interactive Tests gt Mouse Diagnostics gt Fixed Disks 1 Diagnostics gt Diskette Drives 2 Interactive Tests gt Diskette continued 46 ThinkPad A20m p A21m p A22m p Product overview FRU Applicable test CD ROM or 1 Diagnostics gt Other Devices gt DVD drive CD ROM DVD 2 Interactive Tests gt CD ROM DVD Test Memory 1 If two DIMMs are installed remove one of them and run Diagnostics gt Memory Test Quick 2 If the problem does not recur return the DIMM to its place remove the other one and run the test again 3 If the test does not detect the error run Diagnostics gt Memory Test Full Fan 1 Turn on the computer and check the air turbulence at the louver near the power switch 2 Run Diagnostics gt Other Devices gt IBM Fan ThinkPad A20m p A21m p and A22m p 47 Product overview Fn key combinations The following table shows the function of each combination of Fn with a function key
68. hi o le mani lavare immediatamente le parti interessate con acqua corrente per almeno 15 minuti poi consultare un medico se i sintomi dovessero permanere 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 fluido despues de lavarse 10 ThinkPad A20m p A21m p A22m p Safety notices Safety notice 6 DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card 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 Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen Per evitare scosse elettriche non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore Para evitar descargas no quite la cubierta de pl stico que rodea la parte baja de la tarjeta invertida Introduction 11 Safety notices Safety notice 7 A DANGER Though the main batteries have low voltage a shorted or grounded battery can produce enough current to burn personnel or combustible materials Bien que le voltage des batteries principales soit peu lev le court circuit ou la mise a la masse d
69. hird wire ground continuity for 0 1 ohm or less between the external ground pin and frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed worn 4 Remove the cover 5 Check for any obvious non IBM alterations Use good judgment as to the safety of any non IBM alterations 6 Check inside the unit for any obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage 7 Check for worn frayed or pinched cables 8 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Handling electrostatic discharge sensitive devices 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 2 Make sure that the ESD protective devices you use have been certified ISO 9000 as fully effective When handling ESD sensitive parts Keep the parts in protective packages until they are inserted into the product Avoid contact with other people Introduction 17 Safety
70. in power cords Region P N Australia New Zealand 76H3514 Taiwan Thailand 76H3516 Italy 76H3530 Denmark 76H3520 U K China Hong Kong S A R 76H3524 European countries 76H3518 India South Africa 76H3522 Israel 76H3532 Korea 76H3535 China P R C other than Hong Kong 02K0539 Switzerland 76H3528 148 ThinkPad A20m p A21m p A22m p Power cords docking station Parts list IBM power cords for a specific country are usually available only in that region For 3 pin power cords Region P N Argentina 36L8868 Australia New Zealand 75H8988 Canada Thailand United States of America 75H8989 Denmark 75H8992 European countries 75H8990 India South Africa 75H8993 Israel 75H8999 Italy 75H8998 Japan 75H8996 Korea 76H3536 People s Republic of China other than Hong Kong 02K0540 Switzerland 75H8997 United Kingdom 75H8994 ThinkPad A20m p A21m p and A22m p 149 Notices Notices References in this publication to IBM products programs or services do not imply that IBM intends to make these available in all countries in which IBM operates Any reference to an IBM product program or service 15 not intended to state or imply that only that IBM product program or service may be used Any functionally equivalent product program or service that does not infringe any of the intellectual property rights of IBM may be used instead of the IBM product program
71. lpCenter at 800 772 2227 if they need assistance in obtaining or installing any diskette fixes Customers in Canada should call IBM HelpPC at 800 565 3344 for assistance or download information Strategy for replacing FRUs j X Before replacing parts Make sure that all diskette fixes are installed before replacing any FRUS listed in this manual Use the following strategy to prevent unnecessary FRU replacement and service expense f you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue 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 f an adapter or 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 Copyright IBM Corp 2001 1 Important
72. lth and Human Services 21 Code of Federal Regulations DHHS 21 CFR Subchapter J for Class 1 laser products Elsewhere the drive is certified to conform to the requirements of the International Electrotechnical Commission IEC 825 and CENELEC EN 60 825 for Class 1 laser products 18 ThinkPad A20m p A21m p A22m p Laser compliance statement When a CD ROM drive DVD drive or the other laser product is installed note the following A CAUTION Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure O uso de controles ajustes ou desempenho de procedimentos diferentes daqueles aqui especificados pode resultar em perigosa exposi o radia o Wii TA eGR BR 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 Werden Steuer und Einstellelemente anders als hier festgesetzt verwendet kann gef hrliche Laserstrahlung auftreten Az itt el rt elj r sokt l be ll t sokt l s vez rl sekt l elt rni a l zersug rz s vesz lye miatt kock zatos L utilizzo di controlli regolazioni o l esecuzione di procedure diverse da quelle specificate possono provocare l esposizione a
73. m p A22m p Removing replacing FRU 1090 Hinge cover and clear sheet icon For access remove these FRUs in order Step Screw quantity Torque M2 5 x 15 mm nylon coated 1 0 392 Nm 4 kgfcm When installing Stick the new clear sheet icon suitable for the model onto the new hinge cover and then attach it to the computer ThinkPad A20m p A21m p and A22m p 75 Removing and replacing FRU 1100 Keyboard bezel and speaker For access remove these FRUs in order Step Screw quantity Torque M2 5 x 4 8 mm nylon coated 7 0 392 Nm 4 continued 76 ThinkPad A20m p A21m p A22m p Removing replacing a FRU Step Screw quantity Torque A M2 5 x 15 mm nylon coated 2 0 392 Nm 4 Cable routing When replacing the cable see the preceding figure for its cable routing ThinkPad A20m p A21m p and A22m p 77 Removing and replacing FRU 1110 Microphone and speaker cable For access remove these FRUs in order d Dack bade For A20m p and A21m p series microphone and speaker cable When installing Make sure that you fasten the connector firmly continued 78 ThinkPad A20m p A21m p A22m p Removing replacing FRU For A22m p series speaker cable When installing Make sure that you fasten the connector firmly ThinkPad A20m p A21m p and A2
74. model and press Enter Follow the instructions on the screen The main panel of PC Doctor appears Select Diagnostics with the arrow keys and press Enter A pull down menu appears Its exact form depends on the model The options on the test menu are as follows Diagnostics Interactive Tests Run Normal Test Run Quick Test CPU Coprocessor Systemboard Video Adapter Keyboard Video Internal Speaker Mouse Joystick Test Fixed Disks CD ROM DVD Test Diskette Drives Stereo Speaker Other Devices ZIP Drive Diskette System Load Serial Ports Parallel Ports LS 120 Drive Communication Memory Test Full Memory Test Quick Notes 4 In the Keyboard test in Interactive Tests the key is scanned only once Each key should be held down for at least 2 seconds otherwise it cannot be sensed The sound card is not recognized in the Stereo Speaker in the Interactive Tests To test it use the audio device test in the Other Devices Diagnostics Video Adapter test supports only the LCD display on ThinkPad Before running PC Doctor DOS detach the external Monitor ZIP Drive test and LS 120 Drive test are only for some models Some model do not have them Hardware Info Quit Interactive Tests Utility F1 Help Run Quick Test CPU Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives
75. n page 138 2 Hinge cover for A20m A20p 12 1 14 1 in LCD models 04P3970 2628 1xx 2xx 4xx Bxx 2633 all 15 0 in LCD models 04P3972 2628 3xx 15 0 in LCD with heatpipe models 04P3971 2629 all Hinge cover for A21m A21p 12 1 14 1 in LCD models 04P3970 2628 Oxx Dxx Exx 15 0 in LCD models 04P3972 2628 Jxx 12 1 14 1 in LCD with heatpipe models 04P3490 2628 Gxx 2633 Gxx 15 0 in LCD with heatpipe models 04P3971 2628 Fxx 15 0 in LCD with heatpipe models 08K0863 2629 Hxx Hinge cover for A22m A22p 12 1 14 1 in LCD with heatpipe models 08K7301 2628 Qxx Txx Xxx 2633 Txx 15 0 in LCD with heatpipe models 08K7302 2628 Pxx Rxx Sxx 2629 Uxx Yxx Speaker assembly 12 1 14 1 in LCD models 02K5007 2628 1xx 2xx 4xx Bxx Exx Gxx Kxx Qxx Txx Xxx 2633 4xx Gxx Txx 15 0 in LCD models 02K5644 2628 3xx Fxx Jxx Pxx Rxx Sxx 2629 6xx Hxx Uxx Yxx continued 124 ThinkPad A20m p A21m p A22m p Parts list No FRU P N 4 Keyboard bezel for 12 1 14 1 in LCD models 2628 1xx 2 4xx Exx Gxx 08K5667 Txx except xxK 2628 Bxx 2633 4xx Gxx Txx except xxK 2628 1xK 2xK 4xK DxK ExK GxK QxK 08K5669 TxK 2633 4xK GxK TxK Keyboard bezel for 12 1 14 1 in LCD 1 slot models 2628 Cxx except CxK 04P3
76. n recover it by use of the 26 ThinkPad A20m p A21m p A22m p Related service information Recovery Repair diskette Make a Recovery Repair diskette and save it for future use To make a Recovery Repair diskette 1 Shut down and turn off the computer 2 Attach the external diskette drive to the computer 3 At the prompt press F11 The option to press F11 appears for only a few seconds You must press F11 quickly The Product Recovery program main menu appears 4 f you are using Windows 2000 Professional you are prompted to select an operating system This menu does not appear for Windows 98 SE 5 From the main menu select System Utilities Press Enter 6 Select Create a Recovery Repair diskette Press Enter Follow the on screen instructions 8 When the process is completed label the diskette as the Recovery Repair diskette and save it for future use To use the recovery repair diskette 1 Shut down and turn off the computer 2 Attach the external diskette drive to the computer 3 Insert the Recovery Repair diskette into the drive then turn on the computer 4 Follow the on screen instructions Note Should the hard disk drive need to be replaced you must order a Recovery CD with the hard disk drive so that you can recover the new hard disk drive with the pre installed software when it arrives For information on which CD to order see Passwords As many as three passwords may be needed fo
77. 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 ge 53 Note For an IBM device not supported by diagnostic codes in the ThinkPad notebook computers see the manual for that device Numeric error codes Symptom or error FRU or action in sequence 0175 System board Bad CRC1 stop POST task The EEPROM checksum is not correct 0187 System board EAIA data access error The access to EEPROM has failed 0188 System board Invalid RFID serialization information area or bad CRC2 The EEPROM checksum is not correct 0189 System board Invalid RFID configuration information area The EEPROM checksum is not correct continued ThinkPad A20m p A21m p and A22m p 49 Symptom to FRU index Symptom or error FRU or action in sequence 0190 Critical low battery error 1 Charge the battery pack 2 Battery pack 0193 RF antenna has been removed Enter the supervisor password 0194 The computer has been carried through a security gate Enter the supervisor password 0200 Hard disk error The hard
78. notices Safety notice 3 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 La batterie contient du nickel 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 a la r glementation en vigueur Lorsque vous remplacez la batterie veillez a n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser 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 La batteria contiene piccole quantit di nichel Non smontarla gettarla nel fuoco o nell acqua n cortocircuitarla Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la b
79. o not receive this message go to step 1 4 Enter Y The Service Partition is created and loaded with the Product Recovery program files Note If you do not want to create the Service Partition press N key and then go to step 8 5 At next window press Enter to continue The Service Partition is created The system automatically reboots during this process The recovery process copies some files to the Service Partition and PKUNZIPs others Follow the prompts You may be prompted to change CDs When the process is complete the system reboots Continue to step 6 to install preloaded system Install preloaded system from CD 6 Boot with the Recovery CD and the boot diskette if required 7 f the hard disk drive is blank the following message appears Your computer originally included a Product Recovery program Reinstall the Product Recovery Program Y N To install the Service Partition go to step 4 To preload the hard disk drive without installing the Service Partition press the N key 8 If you get a message asking which operating system to install highlight the proper operating system and press Enter 9 A message appears Full Recovery Press Enter to select 10 Enter the Y at each of the next three windows 11 Follow the prompts to complete Recovery To create a recovery repair diskette If the prompt needed for access to the Product Recovery program does not appear you ca
80. on the display and beep symptoms Copyright IBM Corp 2001 23 Read this first 6 Procedure index and page number in which the failing FRU was detected 7 Failing FRU name and part number 8 Machine type model number and serial number 9 Customer s name and address Note for warranty 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 The following list provides 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 The following are not covered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation discoloration of the cosmetic parts Cracked or broken plastic parts broken latches broken pins or broken connectors caused 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 Damage caused by foreign material in the diskette drive Diskette drive damage caused by pressure on the diskette
81. 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 36 ThinkPad A20m p A21m p A22m p Checkout guide Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95 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 the status of your battery move your cursor to the Power Meter 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 Meter icon Note lf 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 pack do the following 1 Power off the computer 2 Remove the battery pack and measure the voltage between battery terminals 1 and 5 See the following figure Terminal Voltage V dc 0to 12 6
82. 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 personnel from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non IBM features or options not covered 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 Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock Explosive hazards such as a damaged CRT face or a bulging capacitor 16 ThinkPad A20m p A21m p A22m p Safety information 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 Athird wire ground connector in good condition Use a meter to measure t
83. quipment 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 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 that has hazardous voltages Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units 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 f 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
84. r 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 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 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 continued 8 ThinkPad A20m p A21m p A22m p Safety notices continuation of safety notice 4 La batteria di supporto e una batteria al litio e puo incendiarsi esplodere o procurare gravi ustioni Evitare di ricaricarla smontarne il connettore polarizzato smontarla riscaldarla ad una temperatura superiore ai 100 gradi centigradi incendiarla o gettarla in acqua Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa La bater a de repuesto es una bater a de litio y puede pro
85. r any ThinkPad computer the power on password POP the hard disk password HDP and the supervisor password SVP If any of these passwords have 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 Exception If only an SVP is installed the password prompt doesn t appear when the operating system is booted General descriptions 27 Related service information 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 Hard disk password There are two hard disk passwords HDPs User HDP for the user 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 j X Attention If the user HDP has been forgotten check whether a master HDP has been set It it has it can be used for access to the hard disk drive If no master HDP is available IBM does not provide any services to reset either the user or the master HDP or to recover data from the hard disk drive The hard disk drive can b
86. r view Security keyhole A Parallel connector Modem connector a Network connector Serial connector G External monitor connector Universal serial bus USB connector External input device connector H Power jack ThinkPad A20m p A21m p and A22m p 113 Locations D amp O 3 lt Battery pack Battery pack latches Mini PCI card slot Docking connector DIMM slot Stereo headphone jack Stereo line in jack Diskette drive Microphone jack Infrared port Hard disk drive LCD latches ppgpecoocosana 114 ThinkPad A20m p A21m p A22m p Parts list Parts list A series model matrix The A series includes several models The following table summarizes the characteristics of each model to help you determine which FRU in the part list meets your need Model CPU Bay Mini PCI LCD HDD device adapter A20m Memory 64 MB Video memory 4 MB 2628 11x except Cel CD Modem 12 1 6 GB 11J 11K 500 ROM SVGA 2628 12x except 12J 12K 2628 11J 11K Ethernet 12J 12K 2628 14x 1Rx Combo 18x 1Tx Intel 2628 10x 2628 1Ax except Cel CD Modem 6 GB 1AJ 1AK 550 ROM 2628 1Cx except 1CJ 1CK 2628 1AJ 1AK Ethernet 1CJ 1CK 2628 1Ux 1Vx Combo Intel 2628 1Zx 2628 21x except CM CD Modem 6 GB 21J 21K 500 ROM 2628 22x except 22J 22K 2628 21J 21K Ethernet 22J 22K 2628 24x 2Sx Com
87. reen The computer is entering standby mode or hibernation mode or is resuming normal operation This indicator does not blink in Windows 2000 and Windows Me H Drive in Green Data is being read from or written to use the hard disk drive the diskette drive or the drive in the Ultrabay 2000 When this indicator is on do not put the computer into standby mode or turn off the computer Note Do not move the system while the Green drive in use light is on Sudden physical shock could cause drive errors continued 44 ThinkPad A20m p A21m p A22m p Product overview Indicator Meaning H Num lock Green The numeric keypad on the keyboard is enabled To enable or disable the keypad press and hold the Shift key while pressing the NumLk key El Caps lock Green Caps Lock mode is enabled To enable or disable Caps Lock mode press Caps Lock key Scroll lock Green Scroll Lock mode is enabled Arrow keys can be used as screen scroll function keys but not to move the cursor To enable or disable Scroll Lock mode press ScrLk key Not all application programs support this function Power on Green This indicator stays lighted whenever the computer is on If the power on indicator is on and the standby indicator is off the system is ready to use If both the power on indicator and the standby indicator are on you can use the computer after it returns
88. 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 approximately 8 centimeters 3 inches from the end Do 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 14 ThinkPad A20m p A21m p A22m p Safety information Electrical safety Observe the following rules when working on electrical equipment j X 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 e
89. s Enter twice 7 In the Changes have been saved window press Enter 8 Press F10 then in the Setup confirmation window select Yes a How to remove the hard disk password m Attention If User only mode is selected and the user has been forgotten and cannot be made available to the servicer IBM does not 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 To remove a user HDP that has been forgotten when the SVP and the master HDP are known do the following 1 Power on the computer by pressing and holding F1 2 Enter the SVP The IBM BIOS Setup Utility menu appears 3 Select Password using the cursor keys to move down the menu 4 Select Hard disk x password where x is the letter of the hard disk drive A pop up window opens 5 Select Master HDP 6 Enter the master HDP then leave the New Password field blank and press Enter twice 7 Press F10 8 Select Yes in the Setup Configuration window Both user HDP and master HDP will have been removed General descriptions 29 Related service information Power management To reduce power consumption the computer has three power management modes screen blank standby and hibernation Notes Screen blank mode is called standby mode in Windows 95 and Windows NT Standby mode is called suspend mode in Windows 95 and Windows NT Scre
90. s piezas pequefias se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos Introduction 3 Safety notices Safety notice 2 A DANGER 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 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 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 leau 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 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 kur
91. t connections They do not easily come loose even with shock or vibration They are harder to tighten They should be used only once Do the following when you service this machine Keep the screw kit for the P N see in your tool bag Always use new screws Use a 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 Cross section Torque driver If you have a torque driver refer to the Torque column for each step 56 ThinkPad A20m p A21m p A22m p FRU replacement notices Make sure 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 the screws are tightened firmly Retaining serial numbers This section includes the following descriptions 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
92. t is suspected or the system is inoperative 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 1 Power off the computer 2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnect all of the following devices a devices b Devices attached to the port replicator c Printer mouse and other external devices d Battery pack e Hard disk drive f External diskette drive g DIMM h CD ROM and diskette drive in the UltraslimBay i PC Cards 4 Power on the computer Determine whether the problem has changed 6 If the problem does not recur reconnect the removed devices one at a time until you find the failing FRU 7 If the problem remains replace the following FRUs one at a time do not replace a nondefective FRU a System board b LCD assembly ThinkPad A20m p A21m p and A22m p 55 FRU replacement notices FRU replacement notices This section contains notices related to removing and replacing parts Read this section carefully before replacing any FRU Screw notices Loose screws can cause a reliability problem In IBM ThinkPad computer this problem is addressed with special nylon coated screws that have the following characteristics They maintain tigh
93. t move easily 62 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1030 Mini PCI adapter For access remove this FRU Note Loosen the screw H but do not remove it continued ThinkPad A20m p A21m p and A22m p 63 Removing and replacing FRU For A20m p A21m p series Note The illustration shows the combo card Connector A is for the LAN feature and is for the modem feature This slot also supports a Mini PCI modem card or Mini PCI network card Step depends on the card type Disconnect either A B or both When installing the card do the following With the notched end of the card toward the socket insert the card into the socket then press it firmly Pivot the card until it snaps into place Make sure that the card 15 firmly fixed in the slot and does not move easily Make sure that the connector A is placed under the card when reinstalling the Mini PCI adapter 64 ThinkPad A20m p A21m p A22m p Removing replacing a FRU For A22m p series Note The illustration shows the combo card Connector A is for the LAN feature and is for the modem feature This slot also supports a Mini PCI modem card or Mini PCI network card Step H depends on the card type Disconnect either A B or both When installing With the notched end of the card toward the socket insert the card into the Socket then press it firmly Pivot
94. tery and run IBM BIOS Setup Utility to reset the time and date 2 System board 0271 Date and time error Neither the date nor the time is set in the computer Run IBM BIOS Setup Utility to reset the time and date 02B2 Incorrect drive A type Diskette drive External FDD cable 10 card prm 02F4 EISA CMOS not writable Load Setup Defaults in IBM BIOS Setup Utility 2 Replace the backup battery 3 System board 02F5 1 DIMM DIMM test failure 2 System board 02F6 1 DIMM Software NMI failure 2 System board 02F7 1 DIMM Fail safe timer NMI failure 2 System board ThinkPad A20m p A21m p and A22m p 51 Error messages Symptom to FRU index Symptom or error FRU or action in sequence Device address conflict 1 Load Setup Defaults in IBM BIOS Setup Utility Backup battery System board Allocation error for device Load Setup Defaults in IBM BIOS Setup Utility data System board UO device IRQ conflict Operating system not found 2 Backup battery 3 System board Failing bits nnnn 1 DIMM 2 System board Invalid system configuration 1 DIMM 2 1 Load Setup Defaults in IBM BIOS Setup Utility 2 Backup battery 3 System board Check that the operating system has no failure and is installed correctly 2 Enter IBM BIOS Setup Utility and see whether the hard disk dri
95. the card until it snaps into place Make sure that the card is firmly fixed in the slot and does not move easily ThinkPad A20m p A21m p and A22m p 65 Removing and replacing FRU 1040 Backup battery A DANGER Use only the battery in the parts listing for your computer Use of an incorrect battery can result in ignition or explosion of the battery For access remove these FRUs in order 66 ThinkPad A20m p A21m p A22m p Removing replacing FRU 1050 Hard disk drive or RF ID adapter j X Attention Do not drop or apply any shock to the hard disk drive The hard disk drive is sensitive to physical shock Incorrect handling can cause damage and permanent loss of data Before removing the drive have the user make a backup copy of all the information on the drive if possible Never remove the drive while the system is operating or is in suspend mode For access remove this FRU Note The hard disk is attached to the cover Step Screw quantity Coin screw 1 or security screw 1 Note Use a 2 5 mm Allen wrench to remove the security screw ThinkPad A20m p A21m p and A22m p 67 Removing and replacing FRU When installing Make sure that the HDD connector 15 firmly connected 68 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 1060 Ultrabay 2000 device Any of several devices can be inserted into the Ultrabay 2
96. une batterie peut produire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschluf oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen Sebbene le batterie di alimentazione siano a basso voltaggio una batteria in corto circuito o a massa puo fornire corrente sufficiente da bruciare materiali combustibili o provocare ustioni ai tecnici di manutenzione 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 12 ThinkPad A20m p A21m p A22m p Safety notices Safety notice 8 DANGER Before removing any FRU power off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Avant de retirer une unit remplacable en client le mettez le systeme hors tension d branchez tous les cordons d alimentation des socles de prise de courant retirez la batterie et d connectez tous les cordons d interface Die Stromzufuhr muB abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird Prima
97. ve and the diskette drive are properly identified Reseat the hard disk drive Reinstall the operating system Diskette drive Hard disk drive System board Hibernation error Restore the system configuration to what it was before the computer entered hibernation mode 2 If memory size has been changed re create the hibernation file Fan error Fan 52 ThinkPad A20m p A21m p A22m p Beep symptoms Symptom to FRU index Symptom or error FRU or action in sequence One beep and a blank unreadable or flashing LCD 1 Reseat the LCD connector 2 LCD assembly 3 External CRT 4 System board One long and two short beeps and a blank or unreadable LCD 1 System board 2 LCD assembly 3 DIMM Two short beeps with error codes Two short beeps with blank screen 1 System board 2 DIMM Two or more beeps or a continuous beep Operating System starts successfully If a mini PCI Ethernet card is installed confirm that Alert On LAN 2 in IBM BIOS Setup Utility is disabled Three short beeps pause three more short beeps and one short beep 1 DIMM 2 System board Only cursor appears No beep symptoms Reinstall operating system Symptom or error FRU or action in sequence No beep power on indicator on LCD blank and no POST 1 Make sure that every connector is connected
98. ve the UltraPort connector and need step BH If the UltraPort adapter has been screwed onto the LCD remove the adapter before step D To do this remove the screws from both sides of the adapter as shown in the figure For other cable do as shown in the figure ET 104 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 3010 ThinkPad Dock PCI cover Before replacing the PCI cover There are two types of ThinkPad Dock as follows ThinkPad Dock FRU part no 08N1546 PCI cover FRU part no 05K6246 ThinkPad Dock with extension plate FRU part no 08N1537 PCI cover FRU part no 08N7317 Make sure that the PCI cover FRU suits the ThinkPad Dock you are servicing ThinkPad A20m p A21m p and A22m p 105 Removing and replacing FRU Note Following illustration shows the PCI cover removal of ThinkPad Dock FRU 0831546 Do the same procedure for the PCI cover removal of ThinkPad Dock with extension plate FRU part no 08N1537 Bottom view 106 ThinkPad A20m p A21m p A22m p Removing replacing a FRU 3020 ThinkPad Dock top cover Note This section is only for the ThinkPad Dock FRU no 08N1546 Top cover and screw kit for ThinkPad Dock FRU part no 12P4143 is not available for the ThinkPad Dock with extension plate FRU part no 08N1537 Rear view Step Screw quantity Torque M2 5 x 4 8 mm 2 0 392 Nm 4 continu
99. vocar 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 Introduction 9 Safety notices Safety notice 5 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 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 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 unsachgemaB 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 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 Nel caso che caso si dovesse rompere ed il liquido in esso contenuto entrasse in contatto con gli occ
100. x 4Gx CPU Pentium Ill 650 MHz with SpeedStep 12P3450 technology 2628 Hxx CPU Pentium Ill 700 MHz with SpeedStep 10L1417 technology 2628 4xx except 47x 48x 4Dx 4Ex 4Fx 4Gx 2628 3JC 3KC 4Lx 2629 6xx 2633 4xx CPU Pentium Ill 750 MHz with SpeedStep 08K3191 technology 2628 F xx 2629 6Ax 6Cx 6Ux 6Vx 6ZU CPU Pentium Ill 800 MHz with SpeedStep 12P3448 technology 2628 Gxx Pxx Qxx 2633 Gxx CPU Pentium Ill 850 MHz with SpeedStep 12P3450 technology 2628 Rxx Xxx CPU Pentium Ill 900 MHz with SpeedStep 26P8126 technology 2628 Sxx CPU Pentium Ill 900 MHz with SpeedStep 08K3346 technology 2629 Yxx CPU Pentium Ill 1 GHz with SpeedStep 08K3392 technology 2628 Txx 2629 Uxx 2633 Txx 25 Upper shield assembly front 08K7286 26 Diskette drive TEAC 05K9157 Diskette drive SONY 08K9552 continued 134 ThinkPad A20m p A21m p A22m p Parts list No FRU P N 27 Spacer diskette drive for 2629 04P3225 28a Microphone speaker cable for A20m A20p A21m A21p 2628 1 2xx 4 Exx 2629 6 2633 4 27L0484 28b Speaker cable for A22m A22p 2628 Cxx Jxx Rxx Sxx 2629 Uxx 2633 Txx 2710601 29 Keyboard see K 30 Pointing stick cap for A20 21 84G6536 Pointing stick cap for A22 26P9212 31 Clear sheet LED icon for A22 08K7
101. xxK without heatpipe 26P9403 2628 3xK JxK without heatpipe 26P9404 2628 Pxx Rxx except xxK with heatpipe 26P9405 2628 PxK RxK with heatpipe 26P9406 LCD cable 15 0 XGA LG 2710578 2628 3xx Pxx Rxx LCD panel 15 0 LG 05 9647 2628 3 Jxx Pxx Rxx Hinges 15 0 LG for 2628 3xx 04P3051 Hinges 15 0 04P3488 2628 3xx Jxx Pxx Rxx Inverter card 12 1 14 1 15 0 for 2628 3xx 08K3120 Inverter card 15 0 XGA for 2628 Jxx 08K3326 Inverter card slim for 2628 Pxx Rxx 12P3053 Msc ft 15 LG for 2628 Jxx see EMiscellaneoud 15 0 in XGA TFT SAMSUNG Following FRUs are available for MT2628 3xx Fxx Jxx Pxx Rxx FRU P N LCD cover assembly 15 0 XGA 2628 3xx Jxx except xxK without heatpipe 26P9403 2628 3xK JxK without heatpipe 26P9404 2628 Fxx Pxx Rxx except xxK with heatpipe 26P9405 2628 FxK PxK RxK with heatpipe 26P9406 LCD cable 15 0 XGA SAMSUNG 2710487 2628 3xx Fxx Pxx Rxx LCD panel 15 0 XGA SAMSUNG 05 9580 2628 3xx Jxx Rxx Hinges 15 0 04P3488 2628 3xx Fxx Jxx Pxx Rxx Sxx Inverter 12 1 14 1 15 0 for 2628 3xx 08K3120 Inverter card 15 0 XGA for 2628 Jxx 08K3326 Inverter card slim for 2628 Gxx Pxx Rxx Sxx 12P3053 138 ThinkPad A20m p A21m p A22m p 15 0 in SXGA TFT Parts list Following FRUs are available for MT2628 Sxx and 2629 6
102. you replace 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 ThinkPad hardware maintenance diskette version 1 62 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 for each device is displayed Write down the serial number of the system unit designated as follows 20 System unit serial number After you have replaced the system board restore the serial number by doing the following 1 Install the ThinkPad hardware maintenance diskette version 1 62 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 Note The serial number of the system unit is written on the label attached on the bottom of the computer Retaining the UUID The Universally Unique Identifier UUID is a 128 bit number uniquely assigned to your computer at production and stored in the EEPROM of your system board The algorithm that generates the number is designed to provide ThinkPad A20m p A21m p and A22m p 57 FRU replacement notices 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
103. zgeschlossen 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 hren continued 4 ThinkPad A20m p A21m p A22m p Safety notices continuation of safety notice 2 Alcune batterie di riserva contengono una piccola quantit di nichel e cadmio Non smontarle ricaricarle gettarle nel fuoco o nell acqua n cortocircuitarle Smaltirle secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la batteria dell RTC real time clock o la batteria di supporto utilizzare soltanto i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa Algunas bater as de reserva contienen una peque a cantidad de n quel 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 Introduction 5 Safety

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