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Lenovo E49 User's Manual

1. Le FRU Chapter 1 Safety information 7 PERIGO Antes de ligar o computador ap s a substituic o da FRU certifique se de que todos os parafusos molas e outras pecas pequenas estejam no lugar e n o estejam soltos dentro do computador Verifique isso sacudindo o computador e procurando ouvir sons de pecas soltas Pecas met licas ou lascas de metal podem causar curto circuito A PERIGO Algumas baterias reserva cont m uma pequena quantidade de n quel e c dmio Nao desmonte uma bateria reserva recarregue a jogue a no fogo ou na gua ou deixe a entrar em curto circui
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9. Non 3A 35 A AI ox Al CD ROM DVD 3 o 2 HAL 43 EE amp 217 o AAA VERT DEN 22 AT FIARE 22228 BAS AAS HAAL JIN AFI BAS AA p FNS TIA Sape 122 9989 RUT BA JF JE SAN FAs VE Ro 2517 24924 29 9 5 Hoz Ee TEE BAA UY Alo EE 453 A ISL ANA FJ 122 VS ct ae a7 IA AFL VATE FAA 3A SE SZ 3B Mol o LEF EFA 3 amp ud de FAYE Ha 58 3 JAS du 2997 PAM BA SEB BIS dad PAU Pad 5 FES FIO 24 Hardware Maintenance Manual PRECAUCION Cuando haya instalados productos laser por ejemplo unidades de CD ROM unidades de DVD dispositivos de fibra ptica o transmisores tenga en cuenta lo siguiente e No extraiga las cubiertas La extracci n de las cubiertas del producto l ser podr a producir una exposici n a radiaci n l ser peligrosa No hay ninguna pieza dentro del dispositivo que pueda reparar e La utilizaci n de contr
10. FIRE ESKE le ERES ERERTIHAERNE 100 C 212 F LCD LCD un 15 DE gt ag 2218 NEAT NERE gt i BESA SHAY 5 8118 gt Nam 18 Hardware Maintenance Manual FRU BREE gt Laser compliance statement multilingual translations The laser compliance statements in this section are provided in the following languages e English Arabic e Brazilian Portuguese e French German Hebrew Japanese Korean e Spanish e Traditional Chinese CAUTION When las
11. Table 1 Status indicators Battery status Blue The battery charge level is between 80 and 100 or the battery discharge indicator level is between 2096 and 10096 Slow blinking blue The battery charge level is between 2096 and 8096 and charging is continuing When the battery charge level reaches 80 the battery status indicator stops blinking but the charging might continue until the battery is 10096 charged Slow blinking amber The battery charge level is between 596 and 2096 and charging is continuing When the battery charge level reaches 20 the blinking color changes to blue Amber The battery discharge level is between 596 and 2096 Fast blinking amber The battery charge or discharge level is 596 or less Off The battery is detached or the computer is powered off Eb Device access On The hard disk drive or optical drive is reading or writing data status indicator 38 Hardware Maintenance Manual Table 1 Status indicators continued Attention When the indicator is on do not put the computer into sleep mode or turn off the computer When the indicator is on do not move the computer Sudden physical shock might cause drive errors Wireless Blue The wireless network feature is on en Off Wireless network devices are disabled or the wireless radio is turned off indicator ep Fn key combinations The following table describes the functions of Fn key combination
12. Class 3A Ba Class 3B 20 Hardware Maintenance Manual CUIDADO Quando produtos a laser como CD ROMs unidades de DVD dispositivos de fibra tica ou transmissores est o instalados observe o seguinte e N o remova as tampas A remo o das tampas do produto a laser pode resultar em exposi o prejudicial radia o de laser N o h pe as que permitam manuten o no interior do dispositivo e A utiliza o de controles ou ajustes ou a execu o de procedimentos diferentes daqueles especificados aqui pode resultar em exposi o perigosa radia o perco Algumas produtos a laser cont m um diodo de laser Classe 3A ou Classe 3B integrado Observe o seguinte Radia o a laser quando aberta N o olhe diretamente para o feixe a olho nu ou com instrumentos ticos e evite exposi o direta ao feixe Chapter 1 Safety information 21 A ATTENTION Si des produits laser tels que des unites de CD DVD a fibre optique ou des emetteurs sont installes lisez les informations suivantes e Ne retirez pas les carters En ouvrant le produit laser vous vous exposez au rayonnement dangereux du laser Aucune piece de l unit n est r parable e
13. O 2 c o 3 x o 1 85 kgfcm M2 x 6 mm flat head nylon coated 2 Hardware Maintenance Manual 58 Detach the connectors When installing Make sure that all the connectors are attached firmly In steps release the keyboard bezel from the frame using a plastic pry tool as shown in the following illustration Then remove the keyboard bezel in the direction shown by the arrow 1 1110 Power board For access remove these FRUs in order e 1010 Battery pack on page 44 e 1020 Optical drive on page 44 Chapter 7 Removing and replacing a FRU 59 e 1030 Bottom slot cover on page 46 e 1090 Keyboard on page 54 e 1100 Keyboard bezel on page 57 Removal steps of power board Remove the screw fl and then remove the power board EX Step Screw guantity Torgue M2 x 3 mm flat head nylon coated 1 1 85 kgfcm 1120 Backup battery For access remove these FRUs in order e 1010 Battery pack on page 44 1020 Optical drive on page 44 1030 Bottom slot cover on page 46 1090 Keyboard on page 54 1100 Keyboard bezel on page 57 Removal steps of backup battery y 60 Hardware Maintenance Manual Use only the battery specified in the parts list for your computer Any other battery could ignite or explode Insert a screwdriver into the backup battery hole and push the backup battery until
14. Chapter 5 Lenovo E49 and NN E49 Specifications Status indicators Fn key combinations Copyright Lenovo 2012 19 27 27 28 28 28 29 29 30 30 31 31 33 33 33 33 33 34 34 34 34 37 37 38 39 Chapter 6 FRU Sn notices Screw notices Chapter 7 Removing and replacing a FRU General guidelines 1010 Battery pack 1020 Optical drive 1030 Bottom slot cover 1040 Memory modules 1050 Hard disk drive assembly 1060 PCI Express Mini Card for wireless LAN 1070 Thermal fan assembly 1080 Microprocessor 1090 Keyboard 1100 Keyboard bezel 1110 Power board 1120 Backup battery y 1130 System board assembly 1140 LCD unit E 1150 DC in cable and base cover 2010 LCD front bezel 2020 Integrated camera 2030 LCD panel LCD cable and hinges 2040 Antenna assembly and LCD rear cover Chapter 8 Locations Front view Right side view Rear view PG VEG Bottom and left side view Chapter 9 Parts list Overall LCD FRUs Keyboard Miscellaneous parts ac power adapters Power cords Appendix A Notices Electronic emissions notices Trademarks 41 41 43 43 44 44 46 46 47 49 51 53 54 57 59 60 61 62 65 67 69 69 71 73 73 74 74 75 77 78 81 83 83 83 84 89 90 90 Hardware Maintenance Manual About this manual This manual provides service and reference information for t
15. Figure 4 Lenovo E49 and ZhaoYang E49 bottom and left side view Battery latch manual IBI Monitor connector Bl Battery pack Ethernet connector Ell Battery latch spring loaded E HDMI port Security keyhole USB 3 0 connectors H Fan louvers Bottom slot cover 1 The memory modules hard disk drive and wireless cards are located underneath the bottom slot cover Chapter 8 Locations 75 76 Hardware Maintenance Manual Chapter 9 Parts list This chapter contains following lists of the service parts Overall on page 78 LCD FRUs on page 81 Keyboard on page 83 Miscellaneous parts on page 83 ac power adapters on page 83 Power cords on page 84 Notes e Each FRU is available for all types or models unless otherwise specified e A CRU customer replaceable unit is identified by a single asterisk or two asterisks in the CRU ID column An N in the CRU ID column means that the part is not a CRU A single asterisk means that the part is a Self service CRU two asterisks means that the part is an Optional service CRU CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUS are designated as self service CRUs and others are designated as optional service CRUs Installation of self service CRUs is your responsibility For optional service CRUs you can either
16. 54 Hardware Maintenance Manual Removal steps of keyboard Remove the screws QA When installing Make sure that the screws have been fastened to secure the keyboard Torque Screw quantity Step 1 85 kgfcm amp A nylon coated head M2 x 6 mm flat Push hard in the direction shown by the arrows J to unlatch the rear edge of the keyboard Chapter 7 Removing and replacing aFRU 55 Detach the keyboard lightly in the direction shown by the arrow EE Then remove the keyboard in the direction shown by the arrows 1 PAA Carefully lift the keyboard until you can see how it s connected Hold the keyboard above the computer El and then detach the keyboard connector 56 Hardware Maintenance Manual When installing Make sure that the keyboard connector is attached firmly 1100 Keyboard bezel For access remove these FRUs in order e 1010 Battery pack on page 44 e 1020 Optical drive on page 44 e 1030 Bottom slot cover on page 46 e 1090 Keyboard on page 54 Chapter 7 Removing and replacing a FRU 57 Removal steps of keyboard bezel E and EJ that secure the keyboard bezel Remove the screws Torgue Screw guantity Step 1 85 kgfcm 1 85 kgfcm 1 85 kgfcm o o o o c e gt c o RA E E o x N M2 x 3 mm flat head nylon coated 3 M2 x 2 mm flat head nylon coated 3 Remove the screws EX
17. Remove the LCD unit in the direction shown by the arrows EX 1150 DC in cable and base cover For access remove these FRUs in order 1010 Battery pack on page 44 1020 Optical drive on page 44 1030 Bottom slot cover on page 46 1040 Memory modules on page 46 1050 Hard disk drive assembly on page 47 1060 PCI Express Mini Card for wireless LAN on page 49 1070 Thermal fan assembly on page 51 1080 Microprocessor on page 53 1090 Keyboard on page 54 1100 Keyboard bezel on page 57 1120 Backup battery on page 60 1130 System board assembly on page 61 1140 LCD unit on page 62 Chapter 7 Removing and replacing a FRU 65 Removal steps of DC in cable and base cover Remove the screw and the DC in bracket 1 Remove the DC in cable in the direction shown by the arrow 1 Torque Color Screw quantity Step 1 85 kgfcm Black 1 M2 x 3 mm flat head nylon coated 66 Hardware Maintenance Manual Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds The following illustration shows the correct location of each label If the Windows Certificate of Authentication label COA Ell is att
18. e Always look carefully for possible hazards in your work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators Similar units to listed above This practice ensures correct grounding of the units e f an electrical accident occurs 2 Hardware Maintenance Manual Use caution do not become a victim yourself Switch off power Send another person to get medical aid Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions As each machine was designed and built required safety items were installed to protect users and service technicians from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non Lenovo 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 Co
19. 4271368 SATA hard disk drive 320 G 5400 rpm Toshiba MK3265GSX 45N7047 16200097 N 45N7047 SATA hard disk drive 320 G 7200 rpm Seagate ST320LT007 7200RPM 7 mm 16005030 N 4271365 SATA hard disk drive 320 G 7200 rpm HTS725032A7E630 16200194 N 4271371 SATA hard disk drive 320 G 7200 rpm WD3200BEKT 7 2K 320G HDD 45N7055 16200092 N 45N7055 SATA hard disk drive 500 G 5400 rpm ML500S 9 5 mm 16200118 N 45N7068 SATA hard disk drive 500 G 5400 rpm WD5000BPVT 08HXZ 45N7062 16200090 N 45N7062 SATA hard disk drive 500 G 5400 rpm Toshiba MK5065GSX 45N7048 16200098 N 45N7048 5 SATA hard disk drive 500 G 7200 rpm WD5000BPKT 9 5 mm 16200124 45N7071 Chapter 9 Parts list 79 Table 3 Parts list Overall continued FRU Overall CRU ID SATA hard disk drive 500 G 7200 rpm HTS725050A7E630 16200195 N 4211372 SATA hard disk drive 500 G 7200 rpm Toshiba MK5061GSY 45N7053 16200100 N 45N7053 2 SATA hard disk drive 750 G 5400 rpm ML500M 9 5 mm 16200119 45N7069 SATA hard disk drive 750 G 5400 rom WD7500BPVT 9 5 mm 16200121 45N7059 SATA hard disk drive 750 G 5400 rpm HTS541075A9E680 16200192 45N7066 2 Zz SATA hard disk drive 1 TB 5400 rpm ML500M 9 5 mm 16200120 45N7070 SATA hard disk drive 1 TB 5400 rpm HTS541010A9E680 16200193 N 45N7067 Wireless LAN Intel 6205N MOW M PCIE NB HMC WLAN LI 20002533 60Y3252 Hl Wireless LAN Intel 2230 BGN BT M PCIE HMC Wlan 20200078 3 Wireless LAN B
20. An electronic version of this manual can be found at http www lenovo com UserManuals Follow the on screen instructions to find the manual for your product You might be required to return the defective CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details General guidelines When removing or replacing a FRU be sure to observe the following general guidelines 1 Do not try to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Before replacing any FRU review Chapter 6 FRU replacement notices on page 41 3 Begin by removing any FRUs that have to be removed before replacing the failing FRU Any such FRUs are listed at the beginning of each FRU replacement procedure Remove them in the order in which they are listed 4 Follow the correct seguence in the steps for removing a FRU as given in the drawings by the numbers in sguare callouts 5 When turning a screw turn it in the direction as given by the arrow in the drawing 6 When removing a FRU move it in the direction as given by the arrow in the drawing 7 To put the new FRU in place reverse the re
21. LCD unit For access remove these FRUs in order e 1010 Battery pack on page 44 e 1020 Optical drive on page 44 62 Hardware Maintenance Manual 1030 Bottom slot cover on page 46 1040 Memory modules on page 46 1050 Hard disk drive assembly on page 47 1060 PCI Express Mini Card for wireless LAN on page 49 1070 Thermal fan assembly on page 51 1080 Microprocessor on page 53 1090 Keyboard on page 54 1100 Keyboard bezel on page 57 1120 Backup battery on page 60 1130 System board assembly on page 61 Removal steps of LCD unit and hinge brackets Release the antenna cables from the cable guides Then remove the screws Fy and the LCD hinge brackets Step Screw quantity Torque M2 x 3 mm flat head nylon coated 2 1 85 kgfcm Chapter 7 Removing and replacing a FRU 63 Remove the screws EJ that secure the LCD hinges Step Screw quantity Torque EH M2 5 x 6 mm flat head nylon coated 6 4 0 kgfcm When installing Route the antenna cables along the cable guides As you route the cables make sure that they are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken Make sure that the LCD connector is attached firmly and make sure that you do not pinch the antenna cables when you attach the LCD assembly Route the LCD cable along the cable guides 64 Hardware Maintenance Manual
22. Lenovo 2012 41 180 degrees more Cross section Torque driver If you have a torque screwdriver refer to the Torque column in the screw information table for each step Ensure that you use the correct screw It is recommended to use new screws for replacements If you have a torque screwdriver tighten all screws firmly to the torque specified in the screw information table for each step e Ensure that torque screw drivers are calibrated correctly following country specifications 42 Hardware Maintenance Manual Chapter 7 Removing and replacing a FRU This chapter provides instructions on how to remove or replace a FRU CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUs are designated as self service CRUs and others are designated as optional service CRUs Installation of self service CRUs is your responsibility For optional service CRUs you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUs for your product in this Hardware Maintenance Manual
23. Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites dans le pr sent manuel DANGER Certains produits laser contiennent une diode laser int gr e de classe 3A ou 3B Prenez connaissance des informations suivantes Rayonnement laser lorsque le carter est ouvert Evitez toute exposition directe au rayon laser Evitez de regarder fixement le faisceau ou de l observer l aide d instruments optiques 22 Hardware Maintenance Manual A Vorsicht Bei der Installation von Laserger ten wie CD ROM Laufwerken DVD Laufwerken Einheiten mit Lichtwellenleitertechnik oder Sendern Folgendes beachten Die Abdeckungen nicht entfernen Durch Entfernen der Abdeckungen des Laserger ts k nnen gef hrliche Laserstrahlungen freigesetzt werden Das Ger t enth lt keine zu wartenden Teile Werden Steuerelemente Einstellungen oder Durchf hrungen von Prozeduren anders als hier angegeben verwendet kann gef hrliche Laserstrahlung auftreten Einige Laserger te enthalten eine Laserdiode der Klasse 3A oder 3B Beachten Sie Folgendes Laserstrahlung bei ge ffneter Verkleidung Nicht in den Strahl blicken Keine Lupen oder Spiegel verwenden Strahlungsbereich meiden A pa DVD
24. VOLEX IT10S3 HO3VV F VAC5S 1 m Japan e VOLEX VAC5S VCTF M755 1m Korea e VOLEX M2511 KETI IEC VAC5S 1 m South Africa e VOLEX SA16A HOS3VV F VAC5S 1 m 145000530 145000533 145000529 Switzerland 145000524 e VOLEX MP232 HO3VV F VAC5S 1 m Taiwan e VOLEX TW15CS3 VCTF VACSS 1 m 145000531 86 Hardware Maintenance Manual Table 11 Parts list 3 pin power cords Volex continued Country or region CRU ID U K 145000605 e VOLEX MP5004 HO3VV F VAC5S 1 m 145000537 e Volex US15S3 SPT 2 VACSS 1 m Table 12 Parts list 2 pin power cords Linetek Country or region Africa 145500024 e LINETEK PE364 0 HO3VVH2 F LS7H 1 m Argentina e LINETEK LP40 HO3VVH2 F LS7H 1 m Australia LINETEK LP15A HO3VVH2 F LS7 1m Brazil LINETEK LP25 H03VVH2 F LS7H 1 m CCC 145500018 LINETEK PC205 RVV 0 75 2C COC03 1 m CE 145500022 LINETEK LP21 H03VVH2 F LS7 1 m India e LINETEK LP28 IS 694 0 75 2C LS7H 1 m Israel LINETEK LP45 H03VV F LS7 1 m 145500030 145500023 145500028 145500020 145500029 Japan 145500026 LINETEK LP51A HVCTFK 0 75 2C LS7J 1m Korea LINETEK LPEO3A HO3VVH2 F LS7 1 m Taiwan e LINETEK LP51A VCTFK 0 75 2C LS7J 1 m 145500025 145500027 c 145500021 e LINETEK LP5 SPT 2 18 2C LS7C 1 m UK 145500019 e LINETEK LP61L HO3VVH2 F LS7H 1 m CRU ID Chapter 9 Parts list 87 88 Hardware Mainte
25. 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 or icon does not turn on remove the battery pack and let it return to room temperature Reinstall the battery pack If the charge indicator or icon still does not turn on replace the battery pack If the charge indicator still does not turn on replace the system board Then reinstall the battery pack If it is still not charged go to the next section Checking the battery pack Battery charging does not start until the power meter shows that less than 9596 of the total power remains under this condition the battery pack can charge to 100 of its capacity This protects the battery pack from being overcharged or from having a shortened life To check your battery move your cursor to the power meter icon in the icon tray of the Windows taskbar and wait for a moment but do not click it and the percentage of battery power remaining is displayed To get detailed information about the battery double click the power meter icon Note If the battery pack becomes hot it may not be able to be charged Remove it from the computer and leave it at room temperature for a while After it cools down reinstall and recharge it To check
26. battery latches are in the locked position 1020 Optical drive For access remove these FRUs in order e 1010 Battery pack on page 44 44 Hardware Maintenance Manual Removal steps of optical drive Remove the screw El Use a screwdriver to push the optical drive in the direction shown by the arrow E Then remove the optical drive EJ Step Screw quantity Torque M2 x 3 mm flat head nylon coated 1 1 85 kgfcm Removal steps of optical drive bezel and optical drive bracket Remove the optical drive bezel in the direction shown by the arrow in the following direction Chapter 7 Removing and replacing a FRU 45 Remove the screws Ell and then remove the optical drive bracket Step Screw guantity Torgue M2 x 3 mm flat head nylon coated 2 1 85 kgfcm 1030 Bottom slot cover For access remove this FRU e 1010 Battery pack on page 44 Removal steps of bottom slot cover Loosen the screws El and then remove the cover EX 1040 Memory modules For access remove these FRUs in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46 46 Hardware Maintenance Manual Removal steps of memory modules Release the two latches on both edges of the socket at the same time in the direction shown by the arrows and then unplug the memory module in the direction shown by the arrow EX Note If only on
27. install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUs for your product in this Hardware Maintenance Manual An electronic version of this manual can be found at http www lenovo com UserManuals Follow the on screen instructions to find the manual for your product You might be required to return the defective CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details Lenovo computers contain the following types of CRUs Self service CRUs These CRUs unplug or are held by no more than two screws Examples of these types of CRUs include the ac power adapter power cord battery and hard disk drive Other self service CRUs depending on product design might include the memory module wireless card keyboard and palm rest with finger print reader and touch pad Optional service CRUs These CRUs are isolated parts within the computer that are conceal
28. 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 Chapter 1 Safety information 11 AN VORSICHT Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen A VORSICHT Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschlu oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen A VORSICHT Wenn ein Austausch der FRU bei laufendem Betrieb nicht erlaubt ist gehen Sie beim Austausch der FRU wie folgt vor Schalten Sie den Computer aus ziehen Sie alle Netzkabel von den Netzsteckdosen ab entfernen Sie den Akku und ziehen Sie alle miteinander verbundenen Kabel ab AN NIYIN FRU DANN MI NINN 0 1307 PN
29. page 62 e 2010 LCD front bezel on page 67 Removal steps of integrated camera Remove the integrated camera from the LCD cover as shown in the following illustration Note The integrated camera is stuck on the top center of the LCD cover 1 When installing Stick the integrated camera to the top center of the LCD cover and adjust the placement to make sure that the connector is attached firmly 2030 LCD panel LCD cable and hinges For access remove these FRUs in order e 1010 Battery pack on page 44 e 1140 LCD unit on page 62 e 2010 LCD front bezel on page 67 Chapter 7 Removing and replacing aFRU 69 Removal steps of LCD panel and LCD cable Remove the screws Then remove the LCD panel in the direction shown by the arrow EX Step Screw quantity Torque M2 x 5 mm flat head nylon coated 6 1 85 kgfcm Turn over the LCD panel in the direction shown by the arrow E Then remove the LCD cable When installing Make sure that the connector is attached firmly 70 Hardware Maintenance Manual Removal steps of hinges Remove the screws Then remove the hinges EX Step Screw quantity Torque M2 x 3 mm flat head nylon coated 4 1 85 kgfcm 2040 Antenna assembly and LCD rear cover For access remove these FRUs in order 1010 Battery pack on page 44 1140 LCD unit on page 62 2010 LCD front bezel on page 67 2020 Integrated camera on page 69 2030 LCD panel LCD cabl
30. 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 7 See the following figure vorago Wa 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 is still less than 11 0 V dc after recharging replace the battery 4 If the voltage is more than 11 0 V dc measure the resistance between battery terminals 5 and 7 The resistance must be 4 to 30 0 If the resistance is not correct replace the battery pack If the resistance is correct replace the system board Chapter 3 General checkout 31 32 Hardware Maintenance Manual Chapter 4 Related service information This chapter presents the following information e Recovering the computer settings on page 33 e Passwords on page 33 e Power management on page 34 Recovering the computer settings Performing backup and recovery operations using the OneKey Recovery Pro program The OneKey Recovery Pro program enables you to back up all your hard disk drive contents including the operating system data files software programs and personal settings You can designate where the OneKey Recovery Pro program stores the backup After you have backed up the contents on the hard disk drive you can restore the complete contents of the h
31. turn on the computer Turn off the computer Disconnect the ac power adapter and install the charged battery pack Check that the battery pack supplies power when you turn on the computer AD ND If you suspect a power problem see the appropriate one of the following power supply checkouts e Checking the ac power adapter on page 30 e Checking operational charging on page 31 e Checking the battery pack on page 31 Checking the ac power adapter You are here because the computer fails only when the ac power adapter is used e f the power on indicator does not turn on check the power cord of the ac power adapter for correct continuity and installation e f the computer does not charge during operation go to Checking operational charging on page 31 To check the ac power adapter do the following 1 Unplug the ac power adapter cable from the computer 2 Measure the output voltage at the plug of the ac power adapter cable See the following figure m TT 2 CRE Note Output voltage of pin no 2 of the ac power adapter may different from the one you are servicing 3 If the voltage is not correct replace the ac power adapter 4 If the voltage is acceptable do the following Replace the system board 30 Hardware Maintenance Manual e If the problem persists go to Chapter 5 Lenovo E49 and ZhaoYang E49 on page 37 Note Noise from the ac power adapter does not
32. 28 e Important information about replacing RoHS compliant FRUs on page 28 Important BIOS and device driver fixes are customer installable The BIOS and device drivers are available at http www lenovo com support Strategy for replacing FRUs Before replacing parts Make sure that all software fixes drivers and BIOS downloads are installed before replacing any FRUs listed in this manual After a system board is replaced ensure that the latest BIOS is installed to the system board before completing the service action To download software fixes drivers and BIOS do the following 1 Go to http www lenovo com support 2 Click Download Drivers amp Software The Web site offers three options to begin your search e Search by product number e Search through the product auto detect function e Search by product category 3 Follow the directions on the screen and install the necessary software Notes If you need to improve the computer performance you also could download and install the latest BIOS utility from the Support Web site Do not try to update the BIOS settings for any computer unless you have been trained and certified An untrained person runs the risk of damaging the computer Before installing the latest utility make sure that the battery is fully charged and an ac power adapter is connected Do not turn off or put your computer into sleep or hibernation until the update has been completed Otherwis
33. DANGER The battery pack contains small amounts of nickel Do not disassemble it throw it into fire or water or short circuit it Dispose of the battery pack as required by local ordinances or regulations Use only the battery in the appropriate parts listing when replacing the battery pack Use of an incorrect battery can result in ignition or explosion of the battery A DANGER The lithium battery can cause a fire an explosion or a severe burn Do not recharge it remove its polarized connector disassemble it heat it above 100 C 212 F incinerate it or expose its cell contents to water Dispose of the battery as required by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery A DANGER If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands immediately wash the affected areas with water for at least 15 minutes Seek medical care if any symptoms from the fluid are present after washing A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card DANGER Though the main batteries have low voltage a short circuited or grounded battery can produce enough current to burn personnel or combustible materials Chapter 1 Safety information 5 DANGER Unless hot swap is allowed for the FRU being replaced do as fol
34. N 0A38342 Microprocessor Intel 13 2370M 2 4G J1 3M 2cPGA 102500228 N 0A38341 DL CL E woes me MGJi amzere sore fn Memory module 2 GB DDRIII 1600 Samsung M471B5773DHO CKO Rev D 2Gb 35nm 11200840 TEA anon medio 268 DORI ao Enda EBIZOUFEBDUO GN Ne Te ER anon ro 2 Gs Don 100 yn 1200848 7 Memory module 4 GB DDRIII 1600 Samsung M471B5273DHO ROG D 2Gb 35nm IB icr od 68 DOR 1600 Ein ESJTUFESCUD ER enon modus 4 GE DOR ec 120987 7 TEA anon ro Gs DRI 100 yi 7 E vs wwe wipwwoseerf de 19 ess ve un wom won fame IN FHI ss wo os uray sei WOM WO fame v fn sv pe vew egr regewwogeer ln Emma Wn 7777 fn CEET we ET CN Tiss Space na 7070 v is Sour ea i 1 0 CT CS EIC LN ac power adapter see ac power adapters on page 83 LCD FRUs Lenovo E49 and ZhaoYang E49 models use a 14 inch high definition HD light emitting diode LED liquid crystal display LCD Table 4 Parts list LCD on page 82 Chapter 9 Parts list 81 Table 4 Parts list LCD CRU LCD Bezel W Camera Hole 90200865 IN Hinge L R N CI sese fn lo Pea ico case O Panel 14 0 anti glair Wedge CMI N140BGE L12 Asynch Panel 14 0 anti glair Wedge BOE HB140WX1 200 Asynch 82 Hardware Maintenance Manual Keyboard Chicony CCY A4W9 US 84KEY Blueblack KBD 25203598 Sunrex JME A4W9 US 84KEY Blue
35. ached to a part that is replaced return the old part with the label attached to the customer or provide a letter to the customer stating what the label was originally on the system and what the label part number serial number and product key were When you replace the base cover apply the following label IH FCC label The following labels need to be peeled off from the old base cover and need to be put on the new base cover E Information label El Asset tag El SYS barcode label Non Encryption label El Geo label ECC label PRC label Indonesia rating label SIRIM label or Indonesia postel label Rating label El Asset tag Rating label For some models you need to apply two FCC labels Check the old base cover if it has two FCC labels apply both to the new base cover 2010 LCD front bezel For access remove these FRUs in order e 1010 Battery pack on page 44 e 1140 LCD unit on page 62 Chapter 7 Removing and replacing aFRU 67 Removal steps of LCD front bezel Remove the screws Step Screw quantity Color Torque M2 x 6 mm flat head nylon coated 2 1 85 kgfcm Remove the LCD front bezel in the direction shown by the arrows EX When installing Make sure that all the latches are attached firmly Then secure the bezel with the screws 68 Hardware Maintenance Manual 2020 Integrated camera For access remove these FRUs in order e 1010 Battery pack on page 44 e 1140 LCD unit on
36. achine 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 If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Attention An electrical shock can occur only when there is a complete circuit By observing the above rule you may prevent a current from passing through your body When using testers set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the special safety precautions when you work with very high voltages Instructions for these precautions are in the safety sections of maintenance information Use extreme care when measuring high voltages e Regularly inspect and maintain your 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
37. acies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo product specifications or warranties Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties All information contained in this document was obtained in specific environments and is presented as an illustration The result obtained in other operating environments may vary Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Any references in this publication to non Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the materials for this Lenovo product and use of those Web sites is at your own risk Any performance data contained herein was determined in a controlled environment Therefore the result obtained in
38. anty by referring to the following list 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 or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of a PC Card or the installation of an incompatible card Improper disc insertion or use of an optical drive Copyright Lenovo 2012 29 Diskette drive damage caused by pressure on the diskette drive cover foreign material in the drive or the insertion of a diskette with multiple labels Damaged or bent diskette eject button Fuses blown by attachment of a nonsupported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto the keyboard Use of an incorrect ac power adapter on laptop products The following symptoms might indicate damage caused by nonwarranted activities Missing parts might be a symptom of unauthorized service or modification e f the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped Power system checkout To verify a symptom do the following Turn off the computer Remove the battery pack Connect the ac power adapter Check that power is supplied when you
39. aoYang E49 This chapter presents the following product specific service references and parts information e Specifications on page 37 e Status indicators on page 38 e Fn key combinations on page 39 Specifications This topic lists the physical features for the Lenovo E49 and ZhaoYang E49 models Processor To view the processor information of your computer click Start right click Computer and then click Properties Memory Double data rate 3 DDR3 synchronous dynamic random access memory SDRAM Storage device e 2 5 inch 7 mm height or 9 5 mm height hard disk drive Display e Size 14 0 inches 356 mm Resolution LCD 1366 by 768 External monitor Maximum 2048 by 1536 e Integrated camera on some models Keyboard e 84 key keyboard e One key Recovery Pro program button e Speaker mute button on some models Interface Combo audio jack stereo headphone or headset One or two USB 2 0 connectors Two USB 3 0 connectors e RJ45 Ethernet connector e HDMI port e External monitor connector e 7 in 1 media card reader slot Optical drive Copyright Lenovo 2012 37 e 12 7 mm Rambo optical drive on some models Wireless features e Integrated wireless LAN e 10 100 1000 Mbps Ethernet communication Security feature e Fingerprint reader on some models Status indicators This topic presents the system status indicators that show the status of the computer
40. ard disk drive restore only the selected files or restore only the Windows operating system and applications Restoring factory contents using the Product Recovery program On the Windows 7 operating system you can use recovery media to restore the computer settings to the factory contents only Attention When you use the Product Recovery program to restore the computer settings all the data you have stored on the hard disk drive will be deleted and the computer settings will be restored to the factory contents During the restoring process you will be given the option to save one or more files currently on the hard disk drive to other media before the data is deleted Passwords As many as two passwords might be needed for a Lenovo notebook computer the power on password the hard disk password and the supervisor password If any of these passwords has been set a prompt for it will be displayed on the screen whenever the computer is turned on The computer does not start until the password is entered Note If only a supervisor password is set the password prompt will not be displayed when the operating System is started 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 Supervisor password A supervisor password SVP protects the system information stored in the BIOS The user must enter th
41. ated 4 4 0 kgfcm Remove the hard disk drive bracket in the direction shown by the arrow EX 1060 PCI Express Mini Card for wireless LAN For access remove these FRUS in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46 Chapter 7 Removing and replacing a FRU 49 Removal steps of PCI Express Mini Card for wireless LAN In steps unplug the connectors using the removal tool antenna RF connector P N 08K7159 or pick the connectors with your fingers and gently unplug them in the direction of the arrows Then remove the screw EL Step Screw quantity Torque H M2 x 3 mm flat head nylon coated 1 1 85 kgfem Remove the card in the direction shown by the arrow EL When installing Plug the gray cable into the main connector and the black cable into the auxiliary connector 50 Hardware Maintenance Manual 1070 Thermal fan assembly For access remove these FRUs in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46 Removal steps of thermal fan assembly Detach the connector When installing Make sure that the connector is attached firmly Loosen the screws qj to EL Note Different models might have different numbers of screws Chapter 7 Removing and replacing a FRU 51 Lift the thermal fan assembly in the direction shown by the arrow EX Note Be careful not to damage the connector 52 Hardware Maintenance Manual When installi
42. black KBD 25203599 Miscellaneous parts Table 5 Parts list System miscellaneous parts ID Table 6 Parts list Cable miscellaneous parts TSE ID Touchpad Cable Note Italicized letters in parentheses are references to the exploded view in Overall on page 78 ac power adapters Table 7 Parts list 3 pin 65 W ac power adapters CRU ID Delta ADP 65KH BD EuP model 36001929 2 45N0215 Liteon PA 1650 56LC EuP model 36001651 45N0219 Liteon PA 1650 52LB EuP model Brazil Only 36001714 45N0227 Chicony CPA A065 EuP model 36001943 T 45N0223 Chapter 9 Parts list 83 Table 8 Parts list 3 pin 90 W ac power adapters Delta ADP 90DD BD EuP model 36001941 1 45N0217 LITEON PA 1900 56LC EuP model 36001927 45N0221 Chicony CPA A090 EuP model 36001942 iE 45N0225 Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region Table 9 Parts list 3 pin power cords Linetek Argentina 145000599 Australia New Zealand 145000589 Brazil 145000596 CE 145000585 China 145000600 Denmark 145000598 e LINETEK LS15 HO3VV F LP 38 1 m Indian 145000592 Israel 145000595 Italy 145000591 Japan 145000587 Korea 145000590 South Africa 145000586 Switzerland 145000597 DO c 84 Hardware Maintenance Manual Table 9 Parts list 3 pin power cords Linetek continued C
43. board can cause damage to those components and may cause a system malfunction Attention When handling a system board Do not drop a system board or apply any excessive force to it e Avoid rough handling of any kind Avoid bending a system board and hard pushing to prevent cracking at each BGA Ball Grid Array chipset Important information about replacing RoHS compliant FRUs RoHS The Restriction of Hazardous Substances in Electrical and Electronic Equipment Directive 2002 95 EC is a European Union legal requirement affecting the global electronics industry RoHS requirements must be implemented on Lenovo products placed on the market after June 2006 Products on the market before June 2006 are not required to have RoHS compliant parts If the original FRU parts are non compliant the replacement parts also can be non compliant That is if the original FRU parts are RoHS compliant the replacement part also must be RoHS compliant Note RoHS and non RoHS FRU part numbers with the same fit and function are identified by the unique FRU part numbers Lenovo plans to transit to RoHS compliance before the implementation date and expects its suppliers to be ready to meet Lenovo s requirements and schedule in the European Union Products sold between 2005 and 2006 might contain some RoHS compliant FRUs The following statement pertains to the products with RoHS compliant FRUs RoHS compliant FRUs have unique FRU part numbers Before or af
44. capa pl stica que protege a parte inferior da placa inversora A PERIGO Embora as principais baterias possuam baixa voltagem uma bateria em curto circuito ou aterrada pode produzir corrente o bastante para queimar materiais de pessoal ou inflam veis A PERIGO A menos que uma hot swap seja permitida para a FRU que esta sendo substituida faga o seguinte antes de remove la desligue o computador desconecte todos os cabos de energia das tomadas remova o pacote de baterias e desconecte quaisquer cabos de interconex o A DANGER Avant de remettre l ordinateur sous tension apr amp s remplacement d une unite en clientele verifiez que tous les ressorts vis et autres pieces sont bien en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit A DANGER Certaines batteries de secours contiennent du nickel et du cadmium Ne les d montez pas ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court circuit Pour les mettre au rebut conformez vous a la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle de I horloge temps reel veillez a n utiliser que les modeles cit s dans la liste de pieces detachees ad quate Une batterie ou une pile inappropri e risque de prendre feu ou d exploser A DANGER La batterie contie
45. duire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves A DANGER Si le remplacement a chaud n est pas autorise pour I unite remplacable sur site que vous remplacez proc dez comme suit avant de retirer I unite mettez I ordinateur hors tension d branchez tous les cordons d alimentation des prises de courant retirez le bloc de batterie et d connectez tous les cables d interconnexion A VORSICHT 10 Hardware Maintenance Manual Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird mu sichergestellt werden da keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer mu gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen A VORSICHT Die Bereitschaftsbatterie die sich unter dem Diskettenlaufwerk befindet kann geringe Mengen Nickel und Cadmium enthalten Sie darf nur durch die Verkaufsstelle oder den IBM Kundendienst ausgetauscht werden Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Die Batterie kann schwere Verbrennungen oder Ver tzungen verursachen Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien
46. e SVP in order to get access to the BIOS and change the system configuration Attention If the SVP has been forgotten and cannot be made available to the service technician there is no service procedure to reset the password The system board must be replaced for a scheduled fee Copyright Lenovo 2012 33 Power management Note Power management modes are not supported for APM operating system To reduce power consumption the computer has three power management modes screen blank sleep and hibernation Screen blank mode If the time set on the Turn off monitor timer in the operating system expires the LCD backlight turns off You also can turn off the LCD backlight by pressing Fn F2 To end screen blank mode and resume normal operation press any key Sleep mode When the computer enters sleep mode the following events occur in addition to what occurs in screen blank mode The LCD is powered off e The hard disk drive is powered off The CPU stops To enter sleep mode press Fn F1 In certain circumstances the computer goes into sleep mode automatically e f a suspend time has been set on the timer and the user does not do any operation with the keyboard the hard disk drive the parallel connector or the diskette drive within that time e If the battery indicator blinks orange indicating that the battery power is low To cause the computer to return from sleep mode and resume the operation do
47. e and hinges on page 69 Chapter 7 Removing and replacing aFRU 71 Removal steps of antenna assembly and LCD rear cover Release the antenna cables from the cable guides of the LCD rear cover assembly and from the hinges in the direction shown by the arrows Cable routing Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes As you route the cables make sure that they are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken 72 Hardware Maintenance Manual Chapter 8 Locations This chapter introduces the location of the hardware components Front view Figure 1 Lenovo E49 and ZhaoYang E49 front view Integrated camera on some models Touch pad E Wireless antennas El Status indicators E Mute button on some models EZ Built in microphone Speaker right Speaker left El Fingerprint reader on some models Power button E Media card reader slot EP OneKey Recovery Pro program button 1 For the description of the indicators see Status indicators on page 38 O Copyright Lenovo 2012 73 Right side view Figure 2 Lenovo E49 and ZhaoYang E49 right side view USB connector on some models EJ USB connector El Optical drive Combo audio jack Rear view Figure 3 Lenovo E49 and ZhaoYang E49 rear view Power jack 74 Hardware Maintenance Manual Bottom and left side view
48. e the system board might be damaged Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs If you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue e Some computers have both a processor board and a system board If you are instructed to replace either the processor board or the system board and replacing one of them does not correct the problem reinstall that board and then replace the other one O Copyright Lenovo 2012 27 e f an adapter or a device consists of more than one FRU any of the FRUs may be the cause of the error Before replacing the adapter or device remove the FRUs one by one to see if the symptoms change Replace only the FRU that changed the symptoms Strategy for replacing a hard disk drive Always try to run a low level format before replacing a hard disk drive HDD This will cause all customer data on the hard disk to be lost Be sure that the customer has a current backup of the data before doing this task Attention The drive startup 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 Important notice for replacing a system board Some components mounted on a system board are very sensitive Improper handling of a system
49. e memory module is used on the computer you are servicing the card must be installed in SLOT 0 EE lower slot but not in SLOT 1 EE upper slot When installing Insert the notched end of the memory module into the socket Press the memory module firmly and pivot it until it snaps into place Make sure that it is firmly installed in the slot and does not move easily 1050 Hard disk drive assembly For access remove these FRUs in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46 Attention Do not drop the drive or apply any physical shock to it The drive is sensitive to physical shock Improper handling can cause damage and permanent loss of data Before removing the drive have the user make a backup copy of all the information on it if possible Never remove the drive while the computer is operating or in suspend mode Chapter 7 Removing and replacing a FRU 47 Removal steps of hard disk drive assembly Remove the screws EM then pull the tab in the direction shown by the arrow EX Torque Color Screw quantity Step 1 85 kgfcm Black 2 coated M2 x 3 mm flat head nylon Remove the hard disk drive from the slot 1 When installing Make sure that the hard disk drive connector is attached firmly 48 Hardware Maintenance Manual Removal steps of hard disk drive bracket Remove the screws Step Screw quantity Torque M3 x 3 mm flat head nylon co
50. ed by an access panel that is typically secured by more than two screws Once the access panel is removed the specific CRU is visible Copyright Lenovo 2012 77 Overall 90200863 90000247 2 oa 2 lt T co o oo olo olo ola olo og lt 5 LLI o 5 3 SE c ss x Tni 2 5 jo amp 2 6 0 2 0 60 a tc 0 6 LL 3 2 oo oO e c 6 5 ra LL 6 A q Q a c 2 6 E IE ols o 9 ln 5 5 5 Slo I A Table 3 Parts list Overall Hardware Maintenance Manual 78 Table 3 Parts list Overall continued FRU Overall Pe CRU LSS Upper Case W TP for E49A amp G 90200999 N Battery 6 cell 2 2 Ah SAL11S6Y01 48 Wh 121500047 45N1042 Battery 6 cell 2 2 Ah SN L11N6Y01 48 Wh 121500048 45N1046 Battery 6 cell 2 2 Ah LG L11L6Y01 48 Wh 121500049 45N1048 Battery 6 cell 2 2 Ah SM S L11M6Y01 48 Wh 121500050 45N1044 Battery 6 cell 2 8 Ah SA L11S6F01 3S2P 62 Wh 121500051 5 45N1050 Battery 6 cell 2 8 Ah LG L11L6F01 3S2P 62 Wh 121500052 45N1054 Battery 6 cell 2 8 Ah SM S L11M6F01 3S2P 62 Wh 121500053 45N1052 seem v MA LSS Lower 095606 O SATA hard disk drive 320 G 5400 rpm Seagate ST320LTO20 7 mm 16005211 N 4271363 SATA hard disk drive 320 G 5400 rpm HGST HTS545032A7E380 16200068 N
51. er products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure Ac Some laser products contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam Chapter 1 Safety information 19 A CD ROM DVD Bay Sal gill o o Las A
52. he following Lenovo products Lenovo E49 3464 ZhaoYang E49 20161 20162 20178 Use this manual to troubleshoot problems The manual is divided into the following sections e The common sections provide general information guidelines and safety information required for servicing computers The product specific sections include service reference and product specific parts information Important e This manual is intended only for trained service technicians who are familiar with Lenovo products Use this manual to troubleshoot problems effectively Before servicing a Lenovo product be sure to read all the information under Chapter 1 Safety information on page 1 and Chapter 2 Important service information on page 27 O Copyright Lenovo 2012 iii iv Hardware Maintenance Manual Chapter 1 Safety information This chapter presents following safety information that you need to be familiar with before you service a Lenovo Notebook General safety on page 1 Electrical safety on page 2 Safety inspection guide on page 3 Handling devices that are sensitive to electrostatic discharge on page 3 Grounding requirements on page 4 Safety notices multilingual translations on page 4 Laser compliance statement multilingual translations on page 19 General safety Follow these rules to ensure general safety Observe good housekeeping in the area of the machines during a
53. kann zu Entz ndung oder Explosion f hren A VORSICHT Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Die Systembatterie ist eine Lithiumbatterie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen nicht aufgeladen zerlegt ber 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Die Leuchtstoffr hre im LCD Bildschirm enth lt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Der LCD Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgem behandelt wird oder der Computer auf den Boden f llt Wenn der Bildschirm besch digt ist und die darin befindliche Fl ssigkeit in Kontakt
54. lenovo Hardware Maintenance Manual Lenovo E49 and ZhaoYang E49 Note Before using this information and the product it supports be sure to read the general information under Appendix A Notices on page 89 Second Edition May 2012 Copyright Lenovo 2012 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 Contents About this manual Chapter 1 Safety information General safety Electrical safety Safety inspection guide Handling devices that are sensitive to dlecttosfatic discharge Grounding requirements Safety notices multilingual translatione Laser compliance statement multilingual translations Chapter 2 Important service information Strategy for replacing FRUs Strategy for replacing a hard disk die 5 Important notice for replacing a system board Important information bout ieblacing RoHS compliant FRUs Gila e an us lus Chapter 3 General checkout What to do first Power system checkout 1 Checking the ac power adapter Checking operational charging Checking the battery pack Chapter 4 Related service information a uN Recovering the computer settings Passwords D Power on password Supervisor password Power management Screen blank mode Sleep mode Hibernation mode
55. lows before removing it power off the computer unplug all power cords from electrical outlets remove the battery pack and disconnect any interconnecting cables sale FRU
56. m s piezas pequenas se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos y 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 y una 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 16 Hardware Maintenance Manual wp La bater a de repuesto es una bater a de litio y puede provocar incendios explosiones o quemaduras graves No la recargue ni quite el conector polarizado ni la desmonte ni caliente por encima de los 100 C 212 F ni la incinere ni exponga el contenido de sus celdas al agua Des chela tal como dispone la normativa local A Si la LCD se rompe y el fluido de su interior entra e
57. moval procedure and follow any notes that pertain to replacement For information about connecting and arranging internal cables see Chapter 8 Locations on page 73 8 When replacing a FRU use the correct screw s as shown in the replacement procedure Aie Before removing any FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Attention After replacing a FRU do not turn on the computer until you have made sure that all screws springs and other small parts are in place and none are loose inside the computer Verify this by shaking the computer gently and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits Attention The system board is sensitive to and can be damaged by electrostatic discharge Before touching it establish personal grounding by touching a ground point with one hand or by using an electrostatic discharge ESD strap P N 6405959 Copyright Lenovo 2012 43 1010 Battery pack Removal steps of battery pack ww Use only the battery specified in the parts list for your computer Any other battery could ignite or explode Unlock the manual battery latch FN Holding the spring loaded battery latch in the unlocked position remove the battery pack in the direction shown by the arrow EX When installing Install the battery pack in the slot Make sure that the
58. n contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como minimo Obtenga atenci n medica si se presenta alg n sintoma del fluido despues de lavarse eao Para evitar descargas no quite la cubierta de pl stico que rodea la parte baja de la tarjeta invertida icno 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 icno Salvo que se permita el intercambio en caliente para la unidad sustituible localmente realice lo siguiente antes de extraerla apague el sistema desconecte todos los cables de alimentaci n de las tomas de alimentaci n el ctrica extraiga la bater a y desconecte los cables de interconexi n Nam FRU gt BNE ARR HERA EACH ARRET BEE RIESE HESE E alls 18 PEE Nam Chapter 1 Safety information 17 o RE VIRI EE BRE Nam EEE H EN gt 2857 1 29 SHEE
59. nance Manual Appendix A Notices Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to Lenovo United States Inc 1009 Think Place Building One Morrisville NC 27560 U S A Attention Lenovo Director of Licensing LENOVO PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccur
60. nd after maintenance When lifting any heavy object Make sure that you can stand safely without slipping Distribute the weight of the object equally between your feet Use a slow lifting force Never move suddenly or twist when you attempt to lift ON Lift by standing or by pushing up with your leg muscles this action removes the strain from the muscles in your back Do not attempt to lift any object that weighs more than 16 kg 35 Ib or that you think is too heavy for you Do not perform any action that causes hazards to the customer or that makes the equipment unsafe Before you start the machine make sure that other service technicians and the customer s personnel are not in a hazardous position Place removed covers and other parts in a safe place away from all personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip about 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing because metal objects are good electrical conductors Wear safety glasses when you are hammering drilling s
61. ndling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all at the same charge Notes 1 Use product specific ESD procedures when they exceed the requirements noted here Chapter 1 Safety information 3 2 Make sure that the ESD protective devices you use have been certified ISO 9000 as fully effective When handling ESD sensitive parts Keep the parts in protective packages until they are inserted into the product Avoid contact with other people 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 a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices e Select a grounding system such as those listed below to provide protection that meets the specific service requirement Note The use of a grounding system to guard against ESD damage is desirable but not necessary Attach the ESD ground clip to any frame ground ground braid or green wire gr
62. ng Before you attach the thermal fan assembly to the computer apply thermal grease at an amount of 0 2 grams on the part marked EJ and J as shown in the following illustration Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component For models with a discrete thermal fan assembly For models with an integrated thermal fan assembly 1080 Microprocessor For access remove these FRUS in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46 e 1070 Thermal fan assembly on page 51 Attention The microprocessor is extremely sensitive When you service the microprocessor avoid any kind of rough handling Chapter 7 Removing and replacing aFRU 53 Removal steps of microprocessor Rotate the head of the screw in the direction shown by the arrow to release the lock then remove the microprocessor EH When installing Place the microprocessor above the microprocessor socket EJ and then rotate the head of the screw in the direction shown by the arrow to secure the microprocessor 1090 Keyboard For access remove these FRUs in order e 1010 Battery pack on page 44 e 1030 Bottom slot cover on page 46
63. nsider 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 Mechanical hazards such as loose or missing hardware To determine whether there are any potentially unsafe conditions use the following checklist at the beginning of every service task Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and the frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed or worn 4 Check for cracked or bulging batteries 5 Remove the cover 6 Check for any obvious non Lenovo alterations Use good judgment as to the safety of any non Lenovo alterations 7 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 8 Check for worn frayed or pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Ha
64. nt 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 la r glementation en vigueur Lorsque vous remplacez la batterie veillez 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 Chapter 1 Safety information 9 A DANGER La pile de sauvegarde contient du lithium Elle presente des risques d incendie d explosion ou de br lures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la demontez pas Ne l exposez pas une temperature sup rieure 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque de prendre feu ou d exploser A DANGER Si le panneau d affichage a cristaux liguides 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 medecin si des sympt mes persistent apres le lavage A DANGER Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure de la carte d alimentation A DANGER Bien que le voltage des batteries principales soit peu lev le court circuit ou la mise a la masse d une batterie peut pro
65. nual An electronic version of this manual can be found at http www lenovo com UserManuals Follow the on screen instructions to find the manual for your product You might be required to return the defective CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 80 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details Screw notices Loose screws can cause a reliability problem In the Lenovo notebook computer this problem is addressed with special nylon coated screws that have the following characteristics e They maintain tight connections e They do not easily come loose even with shock or vibration e They are harder to tighten Do the following when you service the computer Keep the screw kit in your tool bag It is recommended to use new screws It recommended to use each screw only once e e e Usea torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 degrees after the screw head touches the surface of the plastic part 90 degrees more Cross section Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card Copyright
66. oldering cutting wire attaching springs using solvents or working in any other conditions that might be hazardous to your eyes After service reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective Reinstall all covers correctly before returning the machine to the customer Fan louvers on the machine help to prevent overheating of internal components Do not obstruct fan louvers or cover them with labels or stickers Copyright Lenovo 2012 1 Electrical safety Observe the following rules when working on electrical equipment Important Use only approved tools and test equipment Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents Many customers have near their equipment rubber floor mats that contain small conductive fibers to decrease electrostatic discharges Do not use this type of mat to protect yourself from electrical shock e Find the room emergency power off EPO switch disconnecting switch or electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly Do not work alone under hazardous conditions or near equipment that has hazardous voltages e Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units e Before you start to work on the m
67. oles ajustes o la realizaci n de procedimientos diferentes a los especificados puede dar como resultado una exposici n peligrosa a radiaciones Algunos productos l ser contienen un diodo l ser de Clase 3A o Clase 3B incorporado Tenga en cuenta lo siguiente Emite radiaci n l ser cuando est abierto No fije la vista en el rayo no lo mire directamente con instrumentos pticos y evite la exposici n directa al rayo Chapter 1 Safety information 25 A CD ROM gt DVD WRR KAKEK PI BS ER NE AF AE m HY R PI X EUIS DESEE e DYR RE in B AK 3A 3B gt 26 Hardware Maintenance Manual Chapter 2 Important service information This chapter presents the following important service information that applies to all machine types supported by this manual e Strategy for replacing FRUs on page 27 Strategy for replacing a hard disk drive on page 28 Important notice for replacing a system board on page
68. one of the following Press the Fn key Open the LCD cover e Turn on the power button Also when the time set on the resume timer elapses the computer automatically returns from sleep mode and resumes operation Note The computer does not accept any input immediately after it enters sleep mode Wait a few seconds before taking any action to reenter operation mode Hibernation mode In hibernation mode the following occurs The system status RAM VRAM and setup data are stored on the hard disk drive The system is powered off If you 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 Also the computer goes into hibernation mode automatically in either of the following conditions 34 Hardware Maintenance Manual e f a hibernation time has been set on the timer and if the user does not do any operation with the keyboard the hard disk drive the parallel connector or the diskette drive within that time e If the timer conditions are satisfied in suspend mode 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 Chapter 4 Related service information 35 36 Hardware Maintenance Manual Chapter 5 Lenovo E49 and Zh
69. other operating environments may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Copyright Lenovo 2012 89 Electronic emissions notices For electronic emission information on Class B digital devices refer to the corresponding information in the User Guide Ce Trademarks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo OneKey Windows is the trademark of the Microsoft group of companies Intel is the trademark of Intel Corporation or its subsidiaries in the United States other countries or both Other company product or service names may be the trademarks or service marks of others 90 Hardware Maintenance Manual lenovo Part Number Printed in China 1P P N
70. ound When working on a double insulated or battery operated system use an ESD common ground or reference point You can use coax or connector outside shells on these systems Use the round ground prong of the ac plug on ac operated computers Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician Safety notices multilingual translations The safety notices in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese A DANGER Before the computer is powered on after FRU replacement make sure that 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 short circuits A DANGER 4 Hardware Maintenance Manual Some standby batteries contain a small amount of nickel and cadmium Do not disassemble a standby battery recharge it throw it into fire or water or short circuit it Dispose of the battery as 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 A
71. ountry or region CRU ID Taiwan 145000588 e LINETEK LS15 VCTF LP 53 1m U K 145000593 CE DEE UL 145000594 errs CN Table 10 Parts list 3 pin power cords Longwell en i ID Argentina 145000567 ers O Australia New Zealand 145000557 mm Brazil 145000564 ae 145000553 AA Lo _ China 145000568 seaman WE Denmark 145000566 era Indian 145000560 omg Israel 145000563 namo La Italy 145000559 rr UM Japan 145000555 or A Korea 145000558 EMEN South Africa 145000554 A a Switzerland 145000565 CE Taiwan 145000556 FE e Chapter 9 Parts list 85 Table 10 Parts list 3 pin power cords Longwell continued Country or region U K 145000561 e Longwell LP 61L HO3VV F LS 18 1 m 145000562 e Longwell LP 30B SPT 2 18AWG LS 18 1 m Table 11 Parts list 3 pin power cords Volex UL DO c 0 c Country or region 8 Argentina 145000528 e VOLEX VA2073 HO3VV F VAC5S 1 m Australia New Zealand VOLEX AU10S3 H03VV F VAC5S 1 m Brazil e VOLEX CH10S3 H03VV F VAC5S 1 m 145000532 145000527 0 m 145000525 e VOLEX M2511 HO3VV F VAC5S 1 m China e VOLEX GB10S3 RVV 300 500 VAC5S 1 m Denmark e VOLEX MP233D H03VV F VAC5S 1 m Indian VOLEX IA6A3 IS694 VAC5S 1 m Israel e VOLEX SI16S3 HO3VV F VAC5S 1 m 145000538 145000534 145000536 145000526 Italy 145000535 e
72. roadcom 1 1 BGN BT 4 0 Combo Broadcom BCM4313 BCM20702 20200100 bgn amp BT4 0 0B42379 20200101 0B42380 J Wireless LAN Wifi non Intel 1x1 Cybertan Broadcom BCM4313 1 1 BGN MOW 20200102 0B42368 Wireless LAN Wifi non Intel 1x1 TP LTN RealTek b g n 1x1 WLAN 60Y3248 20200016 60Y3248 Wireless LAN Broadcom 2X2 ABGN BT 4 0 Combo Broadcom BCM43228 BCM20702 20200098 abgn amp BT4 0 0B42381 Wireless LAN Broadcom 2X2 ABGN BT 4 0 Combo Broadcom BCM43228 BCM20702 20200099 abgn amp BT4 0 0B42382 Microprocessor Intel 15 2540M 2 6G 3M 2c J1 PGA 102001068 IN 0A38073 EN Microprocessor Intel 15 2520M 2 5G 3M 2c J1 PGA 102001067 0A38074 Microprocessor Intel SNB 13 2350M 2 3G 3M J1 PGA 102500018 0A38206 Microprocessor Intel SNB B950 2 1G 2M Q0 PGA 102500016 0A38209 Microprocessor Intel SNB B940 2 0G 2M Q0 PGA 102500015 0A38210 Microprocessor Intel B815 1 6G Q0 2M 2cPGA 102500229 N 0A38338 Microprocessor Intel SNB B800 1 5G Q0 2M 2c PGA 102500101 N 0A38251 Microprocessor Intel 15 3210M 2 5G L1 3M 2cPGA 102500301 N 0A38404 80 Hardware Maintenance Manual xx KK xx 2 Zz 2 Table 3 Parts list Overall continued FRU Overall CRU ID Microprocessor Intel 13 3110M 2 4G L1 3M 2cPGA 102500303 0A38405 Microprocessor Intel B820 1 7G Q0 2M 2cPGA 102500350 IN Microprocessor Intel B960 2 20G 2M 35W SNB PGA 102500133 0A38285 Microprocessor Intel B970 2 3G D2 2M 2cPGA 102500230
73. s Table 2 Function key combinations Fn F1 Puts the computer into sleep mode To return to normal operation press the Fn key only Fn F2 Enables the backlight feature of the computer screen To return to normal operation press the Fn key only Switches between the computer display and an external monitor Note You also can use the Windows P combination to switch between the computer display and an external monitor Chapter 5 Lenovo E49 and ZhaoYang E49 39 40 Hardware Maintenance Manual Chapter 6 FRU replacement notices This chapter presents notices related to removing and replacing parts Read this chapter carefully before replacing any FRU CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUS are designated as self service CRUs and others are designated as optional service CRUs Installation of self service CRUs is your responsibility For optional service CRUs you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUs for your product in this Hardware Maintenance Ma
74. t A FRU should not be replaced because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing a FRU only when a problem recurs If you suspect that a FRU is defective clear the error log and run the test again If the error does not recur do not replace the FRU Be careful not to replace a nondefective FRU What to do first When you do return a FRU you must include the following information in the parts exchange form or parts return form that you attach to it Name and phone number of service technician Date of service Date on which the machine failed Date of purchase Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number Customer s name and address OND OE ON Note During the warranty period the customer may be responsible for repair costs if the computer damage was caused by misuse accident modification unsuitable physical or operating environment or improper maintenance by the customer Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use Before checking problems with the computer determine whether the damage is covered under the warr
75. ter the RoHS implementation date the failed RoHS compliant parts must be replaced with compliant parts and only the following FRUs can be used identified as compliant in the Hardware Maintenance Manual or direct substitutions can be used e Compliant FRUs identified in Hardware Maintenance Manual Direct substitutions with different FRU part numbers automatically shipped by the distribution center at the time of order For products shipped after June 2006 Current or original part Replacement FRU Must be RoHS Must be RoHS 28 Hardware Maintenance Manual Chapter 3 General checkout This chapter presents following information e What to do first on page 29 e Power system checkout on page 30 Before you go to the checkout guide be sure to read the following important notes Important notes Only certified trained personnel should service the computer Before replacing any FRU read the entire page on removing and replacing FRUs When you replace FRUs it is recommended to use new nylon coated screws Be extremely careful during such write operations as copying saving or formatting Drives in the computer that you are servicing seguence might have been altered If you select an incorrect drive data or programs might be overwritten Replace a FRU only with another FRU of the correct model When you replace a FRU make sure that the model of the machine and the FRU part number are correct by referring to the FRU parts lis
76. the battery pops up 1130 System board assembly Important notices for handling the system board When handling the system board bear the following in mind Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite Avoid rough handling of any kind At every point in the process be sure not to drop or stack the system board If you put a system board down be sure to put it only on a padded surface such as an ESD mat or a corrugated conductive surface For access remove these FRUs in order 1010 Battery pack on page 44 1020 Optical drive on page 44 1030 Bottom slot cover on page 46 1040 Memory modules on page 46 1050 Hard disk drive assembly on page 47 1060 PCI Express Mini Card for wireless LAN on page 49 1070 Thermal fan assembly on page 51 1080 Microprocessor on page 53 1090 Keyboard on page 54 1100 Keyboard bezel on page 57 1120 Backup battery on page 60 Chapter 7 Removing and replacing a FRU 61 Removal steps of system board assembly Remove the screws El and then detach the connectors as shown in the following illustration Step Screw guantity Torgue M2 x 3 mm flat head nylon coated 3 1 85 kgfcm When installing Make sure that all the connectors are attached firmly Remove the system board in the direction shown by the arrow E Then detach the DC in cable 1140
77. to Descarte a bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria AN PERIGO O pacote da bateria cont m uma pequena quantidade de n quel N o o desmonte jogue o no fogo ou na gua ou deixe o entrar em curto circuito Descarte o pacote da bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas ao substituir o pacote da bateria O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria A PERIGO A bateria de l tio pode causar inc ndio explos o ou graves queimaduras N o a recarregue remova seu conector polarizado desmonte a aque a a acima de 100 C 212 F incinere a ou exponha o conte do de sua c lula gua Descarte a bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria AN PERIGO Se o LCD quebrar e o fluido de dentro dele entrar em contato com seus olhos ou com suas m os lave as reas afetadas imediatamente com gua durante pelo menos 15 minutos Procure cuidados m dicos se algum sintoma causado pelo fluido surgir ap s a lavagem A PERIGO 8 Hardware Maintenance Manual Para evitar choque eletrico nao remova a

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