Lenovo 3254ACU Hardware Maintenance Manual Download

Page: 1 / 112

Hardware Maintenance Manual

ThinkPad Edge E430, E430c, and E435

Summary of Contents for 3254ACU

Page 1: ...Hardware Maintenance Manual ThinkPad Edge E430 E430c and E435 ...

Page 2: ...der Appendix A Notices on page 103 Third Edition December 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 ...

Page 3: ...Recovery Disc Set 33 Using the Windows recovery programs on the Windows 8 operating system 34 Passwords 35 Power on password 35 Hard disk password 35 Supervisor password 36 How to remove the power on password 36 How to remove the hard disk password 36 Power management 37 Screen blank mode for the Windows 7 operating system only 37 Sleep mode 37 Hibernation mode 37 Symptom to FRU index 38 Numeric e...

Page 4: ... 79 1150 System board assembly 80 1160 Speaker assembly 83 1170 Power button sub card 85 1180 I O sub card with USB connector and audio jack 85 1190 RJ45 sub card 87 1200 LCD unit 89 1210 Base cover assembly and DC in connector 92 2010 LCD bezel assembly 94 2020 LCD panel and hinges 96 2030 Integrated camera and LCD cables 98 2040 Wireless antenna assembly and LCD rear cover assembly 100 Appendix ...

Page 5: ...tic tests to troubleshoot problems Important This manual is intended only for trained service technicians who are familiar with ThinkPad products Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a ThinkPad product be sure to read all the information under Chapter 1 Safety information on page 1 and Chapter 2 Important service information...

Page 6: ...iv Hardware Maintenance Manual ...

Page 7: ...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 mo...

Page 8: ...n working with powered on electrical equipment keep the other hand in your pocket or behind your back CAUTION 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 m...

Page 9: ... cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Turn 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 authorized type specified...

Page 10: ...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 ground When working on a double insulated or battery operated system use an ESD common ground or reference point You can use coax or connector outside shells on these sy...

Page 11: ...DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...

Page 12: ...DANGER 6 Hardware Maintenance Manual ...

Page 13: ...PERIGO PERIGO PERIGO Chapter 1 Safety information 7 ...

Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardware Maintenance Manual ...

Page 15: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...

Page 16: ...DANGER DANGER DANGER VORSICHT VORSICHT 10 Hardware Maintenance Manual ...

Page 17: ...VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...

Page 18: ...12 Hardware Maintenance Manual ...

Page 19: ...Chapter 1 Safety information 13 ...

Page 20: ...14 Hardware Maintenance Manual ...

Page 21: ...Chapter 1 Safety information 15 ...

Page 22: ...16 Hardware Maintenance Manual ...

Page 23: ...ual translations The laser compliance statements in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese Chapter 1 Safety information 17 ...

Page 24: ...18 Hardware Maintenance Manual ...

Page 25: ...Chapter 1 Safety information 19 ...

Page 26: ...20 Hardware Maintenance Manual ...

Page 27: ...Chapter 1 Safety information 21 ...

Page 28: ...22 Hardware Maintenance Manual ...

Page 29: ...or the Lenovo authorized service technicians are available at http www lenovoservicetraining com ion Strategy for replacing FRUs Before replacing parts Make sure that all software fixes drivers and UEFI BIOS downloads are installed before you replace any FRUs listed in this manual After a system board is replaced ensure that the latest UEFI BIOS is loaded to the system board before you complete th...

Page 30: ...are very sensitive Improper handling of a system board can cause damage to those components and may cause a system malfunction Attention When handling a system board Do not drop a system board or apply any excessive force to it Avoid rough handling of any kind Avoid bending a system board and hard pushing to prevent cracking at each Ball Grid Array BGA chipset How to use error codes Use the error ...

Page 31: ...dules Remember all CTO and CMV products are loaded in PEW under the 4 digit MT and 3 digit model where model CTO Example 1829 CTO GAVs are loaded in PEW under the 4 digit MT and 3 digit model where model a fixed part number not CTO Example 1829 F1U PEW can be accessed at the following Web site http www lenovo com support site wss document do lndocid LOOK WARNTY Select Warranty lookup Input the MT ...

Page 32: ... DETAIL page click Parts Detail to view the complete list of FRUs Using the Hardware Maintenance Manual For key commodities examples hard disk drive system board microprocessor LCD and memory Use the Hardware Maintenance Manual as a backup to PEW and eSupport to view the complete list of FRUs at the MT model level 26 Hardware Maintenance Manual ...

Page 33: ... 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 return a FRU you must include the following infor...

Page 34: ...with the ThinkPad notebook computer Note The diagnostic tests are intended to test only ThinkPad products The use of non ThinkPad products prototype cards or modified options can lead to false indications of errors and invalid system responses 1 Identify the failing symptoms in as much detail as possible 2 Verify the symptoms Try to re create the failure by running the diagnostic test or by repeat...

Page 35: ...vices To run the UEFI diagnostic program do the following 1 Turn on the computer If the computer cannot be turned on go to Power system checkout on page 30 and check the power sources If an error code is displayed go to Symptom to FRU index on page 38 for error code descriptions and troubleshooting hints 2 When the ThinkPad logo is displayed repeatedly press and release the F10 key The main screen...

Page 36: ...om to FRU index on page 38 for error code descriptions and troubleshooting hints 2 Insert the CD into the optical drive 3 Restart the computer 4 When the ThinkPad logo is displayed repeatedly press and release the F12 key When the Boot Menu window opens release the F12 key 5 Use the arrow keys to select ATAPI CDx x 0 1 and then press Enter The diagnostic program will be launched automatically 6 Fo...

Page 37: ...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 topic Checking the battery pack The battery status icon in the Windo...

Page 38: ...the battery pack If the resistance is correct replace the system board Checking the backup battery Do the following 1 Power off the computer and unplug the ac power adapter from it 2 Turn the computer upside down 3 Remove the battery pack see 1010 Battery pack on page 60 4 Remove the backup battery see 1090 Backup battery on page 71 5 Measure the voltage of the backup battery See the following fig...

Page 39: ... Disc one or more discs This disc restores the preinstalled applications and drivers on the computer Supplemental Recovery Disc This disc contains additional content such as updates to the software that was preinstalled on the computer Not all recovery disc sets come with a Supplemental Recovery Disc Notes You must have a DVD drive to use the recovery discs If you do not have an internal DVD drive...

Page 40: ...xit the ThinkPad Setup program Note After restoring a drive to the factory default settings you might need to reinstall some device drivers Using the Windows recovery programs on the Windows 8 operating system The computer you are servicing might come with built in recovery programs provided by the Windows 8 operating system You can use those programs to refresh or restore the computer Refreshing ...

Page 41: ... the operating system is started Power on password A power on password protects the system from being turned on by an unauthorized person The password must be entered before the operating system can be started For instructions on how to remove the power on password see How to remove the power on password on page 36 Hard disk password There are two hard disk passwords User hard disk password for th...

Page 42: ...stall the backup battery and the battery pack If a supervisor password has been set and is known to the service technician do the following to remove the power on password 1 Turn on the computer 2 When the ThinkPad logo is displayed immediately press F1 3 Type the supervisor password to enter the ThinkPad Setup program 4 Select Security 5 Select Password 6 Select Power On Password 7 Type the curre...

Page 43: ... 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 The hard disk drive is powered off The microprocessor stops In certain circumstances the computer goes into sleep mode automatically After a period of inactivity specified in power plan s...

Page 44: ... contains following information Numeric error codes on page 39 Error messages on page 39 No beep symptoms on page 40 LCD related symptoms on page 40 Intermittent problems on page 40 Undetermined problems on page 41 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 ...

Page 45: ...nd run the ThinkPad Setup program to reset the time and date 0271 Date and time error Neither the date nor the time is set in the computer two short beeps Run the ThinkPad Setup program to reset the time and date 1802 Unauthorized network card is plugged in Turn off and remove the miniPCI network card two short beeps 1 Remove the Mini PCI network card 2 System board Error messages Table 3 Error me...

Page 46: ...e deemed as defective by Lenovo and it should be replaced Notes Lenovo will not provide warranty replacement if the LCD is within specifications because we cannot guarantee that any replacement LCD will have zero pixel defects This policy applies to all ThinkPad Notebooks purchased on 1 January 2008 or later One pixel consists of R G B sub pixels Table 5 LCD related symptoms Symptom or error FRU o...

Page 47: ...2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnect all of the following devices a Non ThinkPad devices b Printer mouse and other external devices c Battery pack d Hard disk drive e External diskette drive or optical drive f DIMM g Optical disk or diskette in the internal drive h PC Cards 4 Turn on the computer 5 Determine whether the problem has been solved 6 If th...

Page 48: ...42 Hardware Maintenance Manual ...

Page 49: ...Lock mode is enabled the Caps Lock indicator is displayed on the screen You can type all alphabetic characters A Z in uppercase directly 1 Wireless status Press F9 to enable or disable the wireless features You can quickly change the power state of each feature on the list 2 Power status Green The ac power adapter is connected Off The ac power adapter is not connected Copyright Lenovo 2012 43 ...

Page 50: ...r and on the palm rest works as a system status indicator it shows whether the computer is in sleep hibernation or normal mode Red The computer is on in normal mode Fast blinking red The computer is entering sleep or hibernation mode Slow blinking red The computer is in sleep mode Off The computer is off or in hibernation mode 44 Hardware Maintenance Manual ...

Page 51: ...d audio settings Switching the display output location F6 Press this key to switch between the computer display and an external monitor The following options will be displayed Computer display only LCD Computer display and external monitor same image Computer display and external monitor the Extend desktop function External monitor only Note You also can use the Windows P combination to switch bet...

Page 52: ...yed You can quickly change the state of each feature on the list Notes If you want to use this button to enable or disable the wireless features the following device drivers must be installed on your computer beforehand Power Management driver OnScreen Display Utility Wireless device drivers Previous track scene F10 Play Pause F11 Next track scene F12 Use these keys for multimedia control 46 Hardw...

Page 53: ...11 10 12 13 14 15 1 Built in microphones 9 Media card reader slot 2 Integrated camera 10 Fingerprint reader on some models 3 ac power connector 11 Touch pad 4 RJ45 Ethernet connector 12 TrackPoint buttons 5 Optical drive or blank bezel 13 TrackPoint pointing stick 6 Always On USB connector 14 UltraNav pointing device 7 Combo audio jack 15 Power button 8 System status indicator1 1 For the descripti...

Page 54: ...Large bottom cover2 2 Battery pack latches 5 Built in stereo speakers 3 Battery pack 1 The wireless WAN card or mSATA solid state drive and the backup battery are located underneath the small bottom cover 2 The memory modules hard disk drive and wireless LAN card are located underneath the bottom slot cover Locating FRUs and CRUs This topic introduces the following service parts Major FRUs and CRU...

Page 55: ...Click User Guides Manuals and then 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 day...

Page 56: ...Major FRUs and CRUs 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 50 Hardware Maintenance Manual ...

Page 57: ...card No Yes 8 Battery pack Yes No 9 RJ45 sub card No No 10 DC in connector No No 11 Optical drive or blank bezel Yes No 12 I O sub card with USB connector and audio jack No No 13 Small bottom cover Yes No 14 Large bottom cover Yes No 15 Hard disk drive Yes No 16 Speaker assembly No No 17 Base cover assembly No No 18 CPU No No 19 Memory module Yes No 20 System board assembly No No 21 Thermal fan No...

Page 58: ...LCD FRUs and CRUs 6 7 2 3 4 2 3 4 6 7 5 1 1 1 52 Hardware Maintenance Manual ...

Page 59: ...3 Wireless antenna assembly No No 4 Integrated camera assembly No No 5 LCD cover kit No No 6 LCD cable No No 7 LCD panel No No Looking up FRU information For detailed FRU information including part numbers descriptions and substitution part numbers go to http www lenovo com serviceparts lookup Chapter 7 Locations 53 ...

Page 60: ...54 Hardware Maintenance Manual ...

Page 61: ...hipping 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 This chapter presents notices related to removing and replacing parts Read this chapter carefully before re...

Page 62: ...o its original value Before replacing the system board save the original serial number by doing the following 1 Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 1 Set System Identification 3 Select 2 Read S N data from EEPROM The serial number of each device in your computer is displayed the serial number of the sy...

Page 63: ...the ECA application To check what ECAs have been previously applied to the machine use the ECA Information Read Write function on the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later 1 Insert the LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later and restart the computer 2 From the main menu select 6 Set ECA Information 3 To read ECA information select 2 Read EC...

Page 64: ...ard is being replaced try to read the ECA information from the old system board and transfer the information to the new system If the system board is inoperable this will not be possible 58 Hardware Maintenance Manual ...

Page 65: ...on 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 8 FRU replacement notices on page 55 3 Begin by removing any FRUs that have to be removed before repla...

Page 66: ...d back into the slot firmly 2 1 1010 Battery pack Important notice for replacing a battery pack The Lenovo Solution Center program provides an automatic battery diagnostic test that determines if the battery pack is defective A battery pack FRU should not be replaced unless this diagnostic test shows that the battery is defective The only exception to this is if the battery pack is physically dama...

Page 67: ...2 2 2 1 When installing Install the battery pack in the slot Make sure that the battery latch is in the locked position 1020 Large bottom cover For access remove this FRU 1010 Battery pack on page 60 Removal steps of large bottom cover Note Loosen the screws 1 1 2 1 1 Chapter 9 Removing or replacing a FRU 61 ...

Page 68: ...r For access remove this FRU 1010 Battery pack on page 60 Removal steps of small bottom cover Note Loosen the screw 1 2 1 When installing Attach the small bottom cover as shown in the following illustration 1040 Optical drive or blank bezel For access remove these FRUs in order 62 Hardware Maintenance Manual ...

Page 69: ...om the illustration above Step Screw quantity Color Torque 1 M2 3 mm wafer head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 3 2 Note Your models might look slightly different from the illustration above 1050 Memory modules For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 Chapter 9 Removing or replacing a FRU 63 ...

Page 70: ...until it snaps into place Make sure that it is firmly installed in the slot and does not move easily 1060 Hard disk drive assembly For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 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 dat...

Page 71: ... might look slightly different from the illustration above Step Screw quantity Color Torque 1 M2 3 mm wafer head nylon coated 2 Black 0 181 Nm 1 85 kgf cm 3 When installing Make sure that the hard disk drive is attached firmly Chapter 9 Removing or replacing a FRU 65 ...

Page 72: ...w quantity Color Torque 1 M3 3 mm wafer head nylon coated 4 Silver 0 392 Nm 4 kgf cm 1070 PCI Express Mini Card for wireless LAN For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 66 Hardware Maintenance Manual ...

Page 73: ...our model might look slightly different from the illustration above Step Screw quantity Color Torque 2 M2 3 mm wafer head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 3 When installing Plug the gray cable into the jack marked MAIN or M and the black cable into the jack marked AUX or A on the card 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive For access remove these FRUs in or...

Page 74: ...a RF connector removal tool or pick the connectors with your fingers and gently unplug them in the direction of the arrows 2 1 1 When installing Plug the red cable into the jack marked MAIN and the blue cable into the jack marked AUX on the card Step Screw quantity Color Torque 2 M2 3 mm wafer head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 3 68 Hardware Maintenance Manual ...

Page 75: ... the connectors with your fingers and gently unplug them in the direction of the arrows 1 1 2 When installing Plug the red cable into the jack marked MAIN and the blue cable into the jack marked AUX on the card Step Screw quantity Color Torque 2 M2 3 mm wafer head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 3 Chapter 9 Removing or replacing a FRU 69 ...

Page 76: ...remove the drive while the computer is operating or is in suspend mode Ensure that you partition the mSATA solid state drive after installing it on the computer you are servicing Otherwise the mSATA solid state drive will not function correctly For instructions on on how to partition an mSATA solid state drive go to http www lenovo com support msata fru http www lenovo com support msata fru 1 Step...

Page 77: ...60 1030 Small bottom cover on page 62 Removal steps of backup battery DANGER Use only the authorized battery specified for your computer Any other battery could ignite or explode 1 2 When installing Make sure that the connector is attached firmly Chapter 9 Removing or replacing a FRU 71 ...

Page 78: ...different from the illustration above When installing Make sure that the connector is attached firmly to the system board 3 Note Your model might look slightly different from the illustration above When installing Do not press the top of the fan cover and the fan hub 1110 Thermal pipes For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 72 Hardware...

Page 79: ...llustration above 2 Note Your model might look slightly different from the illustration above When installing Before you attach the thermal pipes to the computer apply thermal grease at an amount of 0 2 grams on the part marked a as shown in the following illustrations Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component You need t...

Page 80: ...a a b For models with an integrated thermal pipes a b 1120 Keyboard For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 74 Hardware Maintenance Manual ...

Page 81: ...ly different from the illustration above When installing Make sure that the screws are fastened and the keyboard is secured Step Screw quantity Color Torque 1 M2 8 mm wafer head nylon coated 2 Black 0 181 Nm 1 85 kgf cm 2 2 Chapter 9 Removing or replacing a FRU 75 ...

Page 82: ...3 4 4 4 4 7 8 6 5 Installation steps of keyboard To install the keyboard do the following 1 Attach the connectors 76 Hardware Maintenance Manual ...

Page 83: ...oard toward you until the keyboard is in place 4 Secure the keyboard by tightening the screws from the bottom side of the computer 1130 Keyboard bezel For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 1040 Optical drive or blank bezel on page 62 1060 Hard disk drive assembly on page 64 1120 Keyboard on page 74 Chapter 9 Removing or replacing a FR...

Page 84: ...m the illustration above Step Screw quantity Color Torque 1 M2 8 mm wafer head nylon coated 10 Black 0 181 Nm 1 85 kgf cm 2 M2 3 mm wafer head nylon coated 4 Black 0 181 Nm 1 85 kgf cm 3 Step Screw quantity Color Torque 3 M2 5 mm wafer head nylon coated 1 Silver 0 181 Nm 1 85 kgf cm 78 Hardware Maintenance Manual ...

Page 85: ...as shown in the following illustration 11 11 11 11 11 11 11 11 11 11 11 1140 CPU For access remove these FRUs in order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 1100 Thermal fan on page 72 1110 Thermal pipes on page 72 Attention The CPU is extremely sensitive When you service the CPU avoid any kind of rough handling Chapter 9 Removing or replacing a FRU 79 ...

Page 86: ...te Dropping a system board from a height of as little as 6 inches so that it falls flat on a hard bench can subject the accelerometer to as much as 6 000 G s of shock Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite If a system board is dropped be sure to document the drop in any reject report and replace the system board Avoid rough ha...

Page 87: ...up battery on page 71 1100 Thermal fan on page 72 1110 Thermal pipes on page 72 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1140 CPU on page 79 Removal steps of system board Attention The following components soldered on the top side of the system board are extremely sensitive When you service the system board avoid any kind of rough handling a CPU b Platform Controller Hub PCH c Graph...

Page 88: ...For models with an integrated thermal module b a 3 4 1 2 6 5 When installing Make sure that the connectors are attached firmly to the system board 82 Hardware Maintenance Manual ...

Page 89: ...pack on page 60 1020 Large bottom cover on page 61 1030 Small bottom cover on page 62 1040 Optical drive or blank bezel on page 62 1060 Hard disk drive assembly on page 64 1070 PCI Express Mini Card for wireless LAN on page 66 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive on page 67 1090 Backup battery on page 71 1100 Thermal fan on page 72 1110 Thermal pipes on page 72 11...

Page 90: ...page 77 1150 System board assembly on page 80 Removal steps of speaker assembly 1 1 1 Step Screw quantity Color Torque 1 M2 2 mm wafer head nylon coated big head 3 Black 0 181 Nm 1 85 kgf cm 2 2 84 Hardware Maintenance Manual ...

Page 91: ...e 61 1040 Optical drive or blank bezel on page 62 1060 Hard disk drive assembly on page 64 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 Removal steps of power button sub card 1 2 2 Step Screw quantity Color Torque 1 M2 3 mm wafer head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 1180 I O sub card with USB connector and audio jack For access remove these FRUs in order 1010 Battery pack on p...

Page 92: ... 1130 Keyboard bezel on page 77 Removal steps of I O sub card with USB connector and audio jack 1 2 3 When installing Make sure that the connector is attached firmly to the system board Step Screw quantity Color Torque 3 M2 5 mm wafer head nylon coated 1 Silver 0 181 Nm 1 85 kgf cm 86 Hardware Maintenance Manual ...

Page 93: ...n order 1010 Battery pack on page 60 1020 Large bottom cover on page 61 1040 Optical drive or blank bezel on page 62 1060 Hard disk drive assembly on page 64 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 Chapter 9 Removing or replacing a FRU 87 ...

Page 94: ... card 1 2 3 When installing Make sure that the connector is attached firmly to the system board Step Screw quantity Color Torque 3 M2 5 mm wafer head nylon coated 1 Silver 0 181 Nm 1 85 kgf cm 4 4 88 Hardware Maintenance Manual ...

Page 95: ... Card for wireless LAN on page 66 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive on page 67 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1190 RJ45 sub card on page 87 Removal steps of LCD unit 2 2 1 2 2 2 When installing Make sure that the connector is attached firmly to the system board Step Screw quantity Color Torque 2 M2 5 5 mm wafer head nylon coated 5 Black...

Page 96: ...In step 3 release the wireless antenna cables from the cable guides 3 3 3 3 3 3 3 3 3 3 4 4 90 Hardware Maintenance Manual ...

Page 97: ...In step 5 release wireless antenna cables from the cable guides 5 5 5 6 6 Chapter 9 Removing or replacing a FRU 91 ...

Page 98: ...ATA solid state drive on page 67 1090 Backup battery on page 71 1100 Thermal fan on page 72 1110 Thermal pipes on page 72 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1150 System board assembly on page 80 1160 Speaker assembly on page 83 1170 Power button sub card on page 85 1180 I O sub card with USB connector and audio jack on page 85 1190 RJ45 sub card on page 87 Removal steps of bas...

Page 99: ...g 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 Chapter 9 Removing or replacing a FRU 93 ...

Page 100: ...bel or Indonesia POSTEL label 5 WWAN MAC label 15 Brazil ANATEL label for wireless WAN card 6 Rating label 16 Brazil ANATEL label for Bluetooth 7 Japan GEO label 17 Brazil ANATEL label for wireless LAN card 9 Asset tag 18 China GEO label 10 Israel homologation label for wireless WAN card 19 Non encryption label 11 Israel homologation label for Bluetooth 20 Indonesia rating label 12 Israel homologa...

Page 101: ...ard on page 87 1200 LCD unit on page 89 Removal steps of LCD bezel assembly 1 1 1 1 Step Screw cap Screw quantity Color Torque 1 M2 4 5 mm wafer head nylon coated 4 Silver 0 392 Nm 4 kgf cm 2 2 2 2 2 2 2 2 2 2 When installing Make sure that all the latches are attached firmly Then secure the bezel with the screws Chapter 9 Removing or replacing a FRU 95 ...

Page 102: ...70 PCI Express Mini Card for wireless LAN on page 66 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive on page 67 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1190 RJ45 sub card on page 87 1200 LCD unit on page 89 2010 LCD bezel assembly on page 94 Removal steps of LCD panel and hinges 1 1 1 1 Step Screw quantity Color Torque 1 M2 5 4 mm wafer head nylon coated 4 Bl...

Page 103: ...2 2 3 4 5 When installing Make sure that the LCD connector is attached firmly Chapter 9 Removing or replacing a FRU 97 ...

Page 104: ... page 61 1030 Small bottom cover on page 62 1040 Optical drive or blank bezel on page 62 1060 Hard disk drive assembly on page 64 1070 PCI Express Mini Card for wireless LAN on page 66 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive on page 67 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1190 RJ45 sub card on page 87 1200 LCD unit on page 89 2010 LCD bezel assembl...

Page 105: ...d camera 2 1 Step Screw quantity Color Torque 2 M2 3 mm wafer head nylon coated small head 1 Black 0 181 Nm 1 85 kgf cm When installing Make sure that the connector is attached firmly 3 4 Chapter 9 Removing or replacing a FRU 99 ...

Page 106: ...k bezel on page 62 1060 Hard disk drive assembly on page 64 1070 PCI Express Mini Card for wireless LAN on page 66 1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive on page 67 1120 Keyboard on page 74 1130 Keyboard bezel on page 77 1190 RJ45 sub card on page 87 1200 LCD unit on page 89 2010 LCD bezel assembly on page 94 2020 LCD panel and hinges on page 96 2030 Integrated came...

Page 107: ...reless WAN antenna assembly Cable routing When you install the wireless antenna assembly route the cables as shown in the following figures 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 a Wireless LAN AUX antenna black b Wireless WAN AUX antenna blue c Wireless WAN MAIN antenna red ...

Page 108: ...a b c d Note Your model might not have the wireless WAN antenna assembly 102 Hardware Maintenance Manual ...

Page 109: ...e 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 Len...

Page 110: ...marks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo ThinkPad TrackPoint UltraNav Microsoft Windows and Windows Server are trademarks of the Microsoft group of companies Intel is a trademark of Intel Corporation in the U S and or other countries Other company product or service names may be the trademarks or service marks of others 104 Hardware Mai...

Page 111: ......

Page 112: ...Part Number 0B48438_02 Printed in China 1P P N 0B48438_02 1P0B48438_02 ...

Search results

Summary of Contents for 3254ACU

Reviews:

Related manuals for 3254ACU

Brands by name

Popular brands

Lenovo 3254ACU, Hardware Maintenance Manual

Search results

Summary of Contents for 3254ACU

Reviews:

Related manuals for 3254ACU

Brands by name

Popular brands