Lenovo ThinkPad Edge E525 Hardware Maintenance Manual
Lenovo ThinkPad Edge E525 Manual
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- Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 1
Hardware Maintenance Manual ThinkPad Edge E520 and E525 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 2
and the product it supports, be sure to read the general information under Appendix A "Notices" on page 131. Fifth Edition (April 2012) © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 3
. . 64 1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E520 models 66 1080 mSATA solid state drive for ThinkPad Edge E520 models 67 1090 Backup battery 68 1110 Keyboard 69 1120 Top case assembly 71 1130 Bluetooth daughter card 74 1140 Express sub card 75 1150 Speaker assembly - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 4
102 Bottom view 102 Chapter 10. Parts list 103 Overall 104 LCD FRUs 117 Keyboard 121 Miscellaneous parts 122 ac power adapters 123 Power cords 123 Recovery discs 124 Windows XP Professional (32 bit) DVDs . . . 124 Windows 7 Home Basic (32 bit) DVDs. . . . 125 Windows 7 Home Basic (64 bit - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 5
About this manual This manual contains service and reference information for the following ThinkPad® products. ThinkPad Edge E520 Machine Type (MT) 1143 and 1144 ThinkPad Edge E525 MT 1200 Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 6
iv Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 7
before you service a ThinkPad notebook computer. • "General safety" on page 1 • "Electrical safety" on page 2 • "Safety inspection guide" on object: 1. Make sure that you can stand safely without slipping. 2. Distribute the weight of the object equally between your feet. 3. Use a slow lifting force. - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 8
safety precautions when you work with very high voltages; Instructions for these precautions are in the safety sections of such touching can cause personal injury and machine damage. • Do not service the following parts with the power on when they are removed from : 2 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 9
ThinkPad features or options not covered by this inspection guide beginning of every service task. Begin (loose, broken, or sharp edges). 2. Power off the computer batteries. 5. Remove the cover. 6. Check for any obvious non-ThinkPad alterations. Use good judgment as to the safety of any non-ThinkPad - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 10
listed below, to provide protection that meets the specific service requirement. Note: The use of a grounding system or green-wire ground. - When working on a double-insulated or battery-operated system, use an ESD common ground or reference point. You can DANGER DANGER 4 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 11
DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety information 5 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 12
DANGER 6 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 13
Chapter 1. Safety information 7 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 14
PERIGO PERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 15
PERIGO PERIGO DANGER DANGER DANGER Chapter 1. Safety information 9 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 16
DANGER DANGER DANGER DANGER DANGER VORSICHT 10 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 17
VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1. Safety information 11 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 18
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Laser compliance statement (multilingual translations) The laser compliance statements in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese Chapter 1. Safety information 19 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 26
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FRUs listed in this manual. After a system board is replaced, ensure that the latest UEFI BIOS is loaded to the system board before completing the service action. To download software fixes, drivers, and UEFI BIOS, do as follows: 1. Go to http://www.lenovo.com/support. 2. Enter the product number - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 34
when service has computer you are servicing might have been the computer. The Lenovo preloaded software is the computer you are servicing. Strategy for replacing FRUs to configure a Lenovo solution from an unique configuration that has been negotiated between Lenovo and the customer. A unique 4- - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 35
"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 and the Serial number and the complete list of FRUs, do the following: Chapter 2. Important service information 29 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 36
1. Click Product & Parts Detail and then follow the instructions on the screen to reach the Product and Parts Details page. 2. Click the Parts Detail tab to view the list of service parts. Using the HMM For Key Commodities (Examples - hard disk drive, system board, microprocessor, LCD, and memory) - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 37
guide" on page 32 - "System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program" on page 32 - "System supporting the Lenovo 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 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 38
PC-Doctor.) You can detect errors by running the diagnostics test included in PC-Doctor. Note: PC-Doctor for DOS is available at the following Web site: http://www.lenovo.com/support To create the PC-Doctor diagnostic CD, follow the instructions on the Web site. For some possible configurations of - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 39
enable it by using Configuration utility for DOS. The utility is available on the following Web site: http://www.lenovo.com/support Testing the computer Note: The PC-Doctor for DOS CD-R/CD-RW disc supports only test of internal optical disc drives (CD-RW, CD-RW/DVD Combo, and DVD Multi drives) on - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 40
External Tests Benchmark System DOS Shell Tech Support Form Battery Rundown Erase Drive Contents View PCDR Host Log Lenovo ThinkVantage Toolbox Lenovo ThinkVantage® Toolbox is a diagnostic program that works through the Windows® operating system. It enables you to view symptoms of computer problems - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 41
➙ Control Panel ➙ System and Security ➙ Lenovo - System Health and Diagnostics. Windows XP: Click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox. Follow the instructions on the screen. Lenovo ThinkVantage Toolbox also has problem determination aids that determine software and - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 42
Quick Test are two quick test programs that enable you to troubleshoot and resolve computer internal storage and memory problems. Notes: • If the computer you are servicing is not installed with the Lenovo Solution Center program, you can download the quick test programs from the Lenovo Support Web - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 43
go to http://www.lenovo.com/diagnose, and follow the instructions on the Web site. To run a quick test using the downloaded program, do the following: 1. Go to the C:\SWTOOLS\ldiag folder. 2. Double-click the gui_lsc_lite.exe file. 3. When the User Account Control window opens, click Yes. 4. Select - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 44
hints. 3. When the ThinkPad logo is displayed, repeatedly press and release the F12 key. When the Boot Menu window opens, release the F12 key. 4. Use the arrow keys to select USB HDD and then press Enter. The diagnostic program will be launched automatically. 5. Follow the instructions on the screen - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 45
: • Replace the system board. • If the problem persists, go to "FRU tests" on page 35. Note: Noise from the ac battery pack from being overcharged or from having a shortened life. To check your battery, move your cursor to the Power Manager Battery Gauge icon in the icon tray of the Windows - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 46
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 not correct, replace the battery pack. If the resistance is correct, replace the system board. Checking the backup battery Do the following: 1. - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 47
the user instructions and the following set of DVDs to restore the computer to the original factory configuration. Operating System Recovery Disc (one disc) This disc restores the Microsoft® Windows operating system. Use this disc to start the recovery process. Applications and Drivers Recovery Disc - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 48
is normal. 10. When the recovery process is complete, the Set Up Windows screen is displayed. Follow the instructions on the screen to complete the Windows setup. 11. After you have completed the Windows setup, you might want to restore the original startup sequence. Start the ThinkPad Setup program - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 49
nor Lenovo authorized service technicians provide any services to reset either the user hard disk password or the master hard disk password, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee. For instructions on how to remove the hard disk password - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 50
ThinkPad Setup program. 3. Select Security. 4. Select Password. 5. Select Hard-disk x password, where x is the letter of the hard disk drive. A pop-up window Battery Gauge in the task bar. 2. Select Power off display (keep current power plan) (in Windows with the keyboard, the TrackPoint Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 51
occurs: • The system status, RAM, VRAM, and setup data are not do any operation with the keyboard, the TrackPoint, the hard disk problems" on page 47. Note: For a device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for that device. Chapter 4. Related service - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 52
used. (two short beeps) 1. Charge the backup battery for more than 8 hours by connecting the ac power adapter. 2. Replace the backup battery and run the ThinkPad Setup program to reset the time and date. 0271 -disk password is set. Type the password and press Enter. 46 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 53
LCD will have zero pixel defects. • This policy applies to all ThinkPad notebook computers purchased on 1 January, 2008 or later. • One pixel shown by the FRU code. Rerun the test to verify that no more errors exist. Undetermined problems If the diagnostic tests did not identify the adapter or device - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 54
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 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 55
disable the wireless features. You can quickly change the power state of each feature on the list. • Green: The ac power adapter is connected. If a battery is installed on the computer, it is charged when this indicator is on. • Off: The ac power adapter is not connected. © Copyright - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 56
continued) Indicator Meaning 3 Sleep (standby) status 4 Sleep (standby) status The illuminated dot in the ThinkPad logo on the outer lid of the computer and on the palm rest works as a system status (standby) mode. • Off: The computer is off or in hibernation mode. 50 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 57
with several special keys at the upper row of the keyboard. To use each function, directly press the desired key Note: To switch between the computer display and an external monitor, the Windows+P key combination is also available. When you press this key, the as desired. © Copyright Lenovo 2012 51 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 58
Display Utility • Wireless device drivers Previous track/scene Use these keys for multimedia control. (F10) Play/Pause (F11) Next track/scene (F12) Launching calculator Press this key, the calculator will be displayed. Locking OS Has the same function as the Windows+L key combination. Opening - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 59
Lenovo installs an Optional-service CRU according to the warranty service for your product. Where you are installing the CRU, Lenovo will ship the CRU to you. CRU information and replacement instructions can cause a reliability problem. In ThinkPad notebook computers, this problem is addressed with - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 60
numbers need to remain the same throughout the life of the computer. If you replace the ThinkPad Hardware Maintenance Diskette Version 1.76 or later and restart the computer. 2. From the main menu, select 1. Set System Identification. 3. Select 1. Add S/N data from EEPROM. Follow the instructions - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 61
box build date, select 5. Read box build date from EEPROM, and follow the instructions on the screen. After an engineering change is applied to the computer, the EEPROM must be updated. Use the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later to update the EEPROM. Note: Only the - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 62
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lenovo.com/CRUs. You may be required to return the defective part that is replaced by the CRU. When return is required: (1) return instructions any FRU, review Chapter 7 "FRU remove the battery pack, and servicing ThinkPad Edge E520 models Some models of the ThinkPad Edge E520 you are servicing - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 64
58.) After you finish the servicing, make sure that you insert the card back into the slot firmly. 1 2 1010 Battery pack Important notice for replacing a battery pack: • Lenovo ThinkVantage Toolbox or Lenovo Solution Center (in Windows 7) has an automatic battery diagnostic that determines if the - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 65
pack in the slot. Make sure that the battery latch is in the locked position. 1020 ExpressCard blank bezel Removal steps of ExpressCard blank bezel When you press the ExpressCard blank bezel 1 , it pops - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 66
Note: Your models may look slightly different from the illustration above. 1030 Optical drive or travel cover For access, remove this FRU: • "1010 Battery pack" on page 58 Removal steps of optical drive or travel cover 1 Step 1 Screw (quantity) M2 × 6 mm, wafer-head, nylon-coated (1) Color Black - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 67
2 3 1040 Bottom slot cover For access, remove this FRU: • "1010 Battery pack" on page 58 Removal steps of bottom slot cover Note: Loosen the screws 1 , but do not remove them. 2 1 1 1 1 When installing: Attach the bottom slot - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 68
FRUs in order: • "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 Removal steps of memory modules 1 1 2 Note: If only one memory module is used on the computer you are servicing, the card must be installed in in the slot and does not move easily. 62 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 69
1060 Hard disk drive assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 Attention: • Do not drop the drive or apply any physical shock to it. The - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 70
× 2.8 mm, wafer-head, nylon-coated (4) Color Black 1070 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: 64 Hardware Maintenance Manual Torque 0.392 Nm (4 kgfcm) - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 71
• "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 Removal steps of PCI Express Mini Card for wireless LAN In step 1 , unplug the - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 72
TR2 on the card. 1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E520 models For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 -head, nylon-coated (1) Color Black Torque 0.181 Nm (1.85 kgfcm) 66 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 73
1080 mSATA solid state drive for ThinkPad Edge E520 models For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 Attention: • Do not drop the drive or apply any physical shock to it. The - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 74
in the parts list for your computer. Any other battery could ignite or explode. Release the cable from the cable guide of the backup battery as shown in the direction of arrow 2 . 3 2 1 Note: Your models may look slightly different from the illustration above. 68 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 75
When installing: Make sure that the connector is attached firmly. 1110 Keyboard For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1040 Bottom slot cover" on page 61 Removal steps of keyboard 1 1 Note: Your models may look slightly different from the illustration above. - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 76
4 4 4 4 3 8 9 6 7 5 Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. 70 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 77
press the keys with your thumbs and try to slide the keyboard toward you. 4. Secure the keyboard by tightening the screws from the bottom side of the computer. 1120 Top case assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1030 Optical drive or travel cover" on - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 78
1 1 1 1 Note: Your models may look slightly different from the illustration above. Step 1 Screw (quantity) M2 × 6 mm, wafer-head, nylon-coated (10) Color Black 2 2 2 2 Torque 0.181 Nm (1.85 kgfcm) Note: Your models may look slightly different from the illustration above. Step 2 Screw - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 79
33 3 3 3 Step 3 Screw (quantity) M2 × 6 mm, wafer-head, nylon-coated (5) 4 5 Color Black Torque 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. In step 6 , push the top case assembly out from the frame by using a plastic pry tool as - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 80
direction shown by the arrow 7 , and then detach the connector 8 . 7 8 When installing: Make sure that the connector is attached firmly to the system board. 1130 Bluetooth daughter card For access, remove these FRUs in order: • "1010 Battery pack" on page 58 74 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 81
slot cover" on page 61 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 Removal steps of Bluetooth daughter card 1 2 Step 1 Screw (quantity 1140 Express sub card For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 ExpressCard blank bezel" on page 59 • - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 82
these FRUs in order: • "1010 Battery pack" on page 58 • "1020 ExpressCard blank bezel" on page 59 • "1030 Optical drive or travel cover" on page 60 • "1040 Bottom slot cover" on page 61 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1130 Bluetooth daughter card" on page 74 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 83
on a bench top that has a hard surface, such as metal, wood, or composite. • If a system board is dropped, you must test it using PC-Doctor for DOS if the system supports PC-Doctor for DOS, to make sure that the HDD Active Protection System™ still functions. Chapter 8. Removing and replacing a FRU - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 84
E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1090 Backup battery" on page 68 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1130 Bluetooth daughter card" on page 74 • "1140 Express sub card" on page 75 • "1150 Speaker - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 85
b a c For models with an integrated thermal module b a 1 Note: Your models may look slightly different from the illustration above. Chapter 8. Removing and replacing a FRU 79 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 86
-head, nylon-coated (3) Color Black Torque 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. For ThinkPad Edge E520 models 5 80 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 87
the cables are attached to the cable guides firmly. • Make sure that you route the cables correctly and you tape up the cables in the proper positions as shown in the following figures. For ThinkPad Edge E520 models 6 6 6 6 For ThinkPad Edge E525 models Chapter 8. Removing and replacing a FRU - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 88
you route the cables, make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. Removal steps of fan assembly Loosen the screws 2 , but do not remove them. Note: Different models might have different numbers - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 89
amount of 0.2 grams, on the part marked a as shown in the following figures. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. You need to peel the thin film off from the rubbers marked b . For models with a discrete fan assembly - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 90
E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1090 Backup battery" on page 68 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1130 Bluetooth daughter card" on page 74 • "1140 Express sub card" on page 75 • "1150 Speaker - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 91
E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1090 Backup battery" on page 68 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1130 Bluetooth daughter card" on page 74 • "1140 Express sub card" on page 75 • "1150 Speaker - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 92
Removal steps of base cover assembly 1 2 1 Note: Your models may look slightly different from the illustration above. Step 1 Screw (quantity) M2.5 × 6 mm, wafer-head, nylon-coated (2) Color Black Torque 0.392 Nm (4 kgfcm) 2 2 86 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 93
ThinkPad Edge E520 models The new base cover FRU is shipped with a kit containing labels of several kinds. If the Windows cover, apply the following labels: 4 Battery word label 19 Homologation label 17 FCC Brazil wireless WAN label 8 Brazil Anatel Bluetooth label 9 China 3G wireless WAN label - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 94
10 11 13 19 12 18 14 17 15 16 Applying labels to the base cover for ThinkPad Edge E525 models The new base cover FRU is shipped with a kit containing labels of several kinds. If the Windows apply the following labels: 3 Battery word label 11 Homologation label 10 FCC label 12 Serial number - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 95
1 23 4 15 5 14 13 6 12 7 8 11 10 9 1190 LCD unit For access, remove these FRUs in order: • "1010 Battery pack" on Card for wireless WAN for ThinkPad Edge E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1110 Keyboard" on page 69 • " - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 96
Nm (4 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. In step 5 , release wireless antenna cables from the cable guides. 90 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 97
Mini Card for wireless LAN" on page 64 • "1080 PCI Express Mini Card for wireless WAN for ThinkPad Edge E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1190 LCD unit" on page 89 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 98
models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1110 Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1190 LCD unit" on page 89 • "2010 LCD bezel assembly" on page 91 Removal steps of integrated camera 3 1 2 92 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 99
Keyboard" on page 69 • "1120 Top case assembly" on page 71 • "1190 LCD unit" on page 89 • "2010 LCD bezel assembly" on page 91 • "2020 Integrated camera" on page 92 Removal steps of LCD panel, LCD cable, and LCD rear cover assembly For ThinkPad Edge E520 models 1 2 1 2 2 2 For ThinkPad Edge E525 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 100
1 2 1 2 2 Step 1 Screw (quantity) M2.5 × 4.5 mm, wafer-head, nylon-coated (2) 2 Color Silver Torque 0.294 Nm (3 kgfcm) 3 94 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 101
Nm (1.85 kgfcm) 2 2040 Wireless LAN antenna assembly, wireless WAN antenna assembly, and LCD rear cover assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1030 Optical drive or travel cover" on page 60 Chapter 8. Removing and replacing a FRU 95 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 102
wireless WAN for ThinkPad Edge E520 models" on page 66 • "1080 mSATA solid state drive for ThinkPad Edge E520 models" on page 67 • "1110 Keyboard" on page guides of the LCD rear cover assembly and from the hinges. For ThinkPad Edge E520 models 1 2 2 2 2 1 1 1 96 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 103
3 3 3 3 3 For ThinkPad Edge E525 models 1 2 2 1 3 2 1 1 Chapter 8. Removing and replacing a FRU 97 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 104
tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. For ThinkPad Edge E520 models a : Wireless LAN AUX antenna (black) b : Some models might have a third white cable for wireless LAN. For ThinkPad Edge E525 models 98 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 105
a : Wireless LAN AUX antenna (black) b : Wireless LAN MAIN antenna (gray) a b Chapter 8. Removing and replacing a FRU 99 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 106
100 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 107
Chapter 9. Locations This chapter presents the locations of the ThinkPad Edge E520 and E525 hardware components. Front view 12 14 3 13 12 15 110 10 98 6 7 4 5 1 Integrated camera 2 Built-in microphones 3 Power switch 4 Security keyhole 5 ac power connector 6 Optical drive or travel cover 7 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 108
) connector 1: For the description of the sleep (standby) status indicator, see Chapter 5 "Status indicators" on page 49. Bottom view 1 2 4 3 1 Battery pack 2 Battery pack latch 3 Bottom slot cover1 4 Built-in stereo speakers 1: The memory modules, hard disk drive, and wireless LAN/WAN cards - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 109
10. Parts list This chapter contains following lists of the service parts. • "Overall" on page 104 • "LCD FRUs" on page 117 • "Keyboard" on page 121 • "Miscellaneous parts" on page 122 • "ac power adapters" on page 123 • "Power cords" on page 123 • "Recovery discs" on page 124 • "Common service - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 110
Overall 1 21 2 20 3 19 18 4 17 5 6 16 15 7 14 13 8 12 9 11 10 104 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 111
ID 1 LCD unit (see "LCD FRUs" on page 117.) 2 Keyboard (see "Keyboard" on page 121.) 3 Top case assembly without fingerprint reader, no , J2x, J3x, J4x, J5x, KEx, KFx, KZx, L2x, L3x, L4x • 1144-CTO • 1200-CTO, 25x, 2Cx, 2Dx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, 2Nx, 2Px, 22x, 24x, 10. Parts list 105 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 112
, GFx, GGx, GHx, GLx, GMx, GNx, GPx, GQx, GRx, GSx, GTx, GUx, GYx, H2x, HEx, JPx, K6x • 1144-CTO • 1200-CTO, 29x, 2Cx, 2Dx, 2Ex, 2Fx, 2Nx, 2Px, 2Qx, 2Rx, 22x, 24x, 2Wx, 2Xx, 2Yx, 2Zx, 33x, 34x, 37x, 3Bx, K8x, K9x, KAx, KBx, KCx, FRU no. 55Y3716 55Y3717 CRU ID * * 106 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 113
5Hx, 5Jx, 5Kx, 5Lx, 5Mx, 5Nx, 8Zx, 92x, 93x, 94x, 95x, 96x, 97x, 98x • 1144-CTO • 1200-CTO, 24x 42T4763 * 42T4765 42T4913 8 Battery pack, 6 cell Li-ion (2.2 Ah) 42T4751 * • 1143-CTO, 22x, 22x, 23x, 23x, 24x, 24x, 25x, JAx, JBx, JCx, JDx, JEx, JFx, JGx, JHx, JJx, JKx, Chapter 10. Parts list 107 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 114
3Mx, 3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx CRU ID 8 Battery pack, 9 cell Li-ion (2.8 Ah) • 1143-CTO, 31x • 1144-CTO • 1200-CTO, 22x 42T4710 * 42T4712 42T4851 9 Base cover assembly • 1143-CTO, FHx, FGx, FFx, FEx , 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx 108 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 115
, JVx, JWx, JXx, JYx, JZx, K2x, K3x, K4x, KDx, KHx, KJx, KKx, KWx, KXx, KYx, KZx • 1144-CTO 10 DVD-RAM/RW drive 04W1272 * • 1143-CTO, 20x, 20x, 21x, 21x, 22x, 22x, 23x, 23x, 24x, 24x, 25x, 25x, 26x, 26x E3x, E4x, E5x, E6x, E7x, E8x, E9x, EAx, EBx, ECx, EDx, EEx, EFx, Chapter 10. Parts list 109 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 116
L2x, L3x, L4x • 1144-CTO • 1200-CTO, 23x, 25x, 26x, 27x, 10 Travel cover • 1143-CTO • 1144-CTO • 1200 , KAx • 1144-CTO • 1200-CTO, 2Cx, 2Zx, 2Yx GYx, H2x • 1144-CTO • 1200-CTO, 2Ax, 2Dx, 2Nx, , KLx • 1144-CTO • 1200-CTO, 2Ex, 2Lx, 34x, 1200-CTO, 25x, 29x, 2Bx, 2Gx, 2Hx, 2Jx, 2Qx, 3Cx, - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 117
, 3Ex, 3Fx, 3Tx, 3Ux, 3Vx, 3Xx 13 SATA hard disk drive, 1TB, 5,400 rpm • 1143-CTO • 1144-CTO • 1200-CTO 04W4078 * 14 Integrated Mobile Broadband (F5521gw) • 1143-CTO, 21x, 21x, 2Px, 2Px, 2Qx, 2Qx, 2Rx, 2Rx, 2Sx, solid state drive, 80GB • 1143-CTO • 1144-CTO 45N8259 ** Chapter 10. Parts list 111 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 118
) No. FRU (Overall) FRU no. CRU ID 15 Bluetooth daughter card (BDC-3.0) 60Y3271 N • 1143-CTO, KSx, KTx, KUx, KVx, KWx, KXx, KYx, KZx, L2x, L3x, L4x • 1144-CTO • 1200-CTO, 23x, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx Backup battery 04W3253 * 112 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 119
3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx 17 ThinkPad 2x2 11a/b/g/n Wireless LAN PCI Express Half Mini Card Adapter • 1143-CTO, 20x, , BEx, BFx, BGx, BHx, DAx, DBx, KHx, KJx, KKx • 1144-CTO • 1200-CTO, 2Cx, 2Dx, 2Ex, 2Fx, 22x, 24x 17 Intel Centrino® Wireless-N 1000 • 1143 10. Parts list 113 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 120
, CSx, CUx, CVx, CZx, D7x, D9x, DAx, DBx, DEx, DFx, DJx, DLx, DNx, DYx, DZx, E2x, FEx, FFx, FGx, HWx • 1144-CTO 114 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 121
, GYx • 1144-CTO 18 CPU assembly, Intel Celeron B815 Processor (1.60GHz) • 1143-CTO, GRx, GSx, GTx, GUx • 1144-CTO 18 CPU assembly, AMD® A4-3300 Processor (2.50GHz or 1.90 GHz) • 1200-CTO, 25x, 27x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Gx, 2Hx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 24x, 32x, 34x, 3Gx, 3Nx, 3Px, 3Wx - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 122
assembly, AMD A6-3420 Processor (2.40GHz or 1.50GHz) • 1200-CTO, 3Cx, 3Fx, 3Sx, 3Xx 04W4242 N 18 CPU assembly, AMD A8-3500 Processor (2.40GHz or 1.50GHz) • 1200-CTO, CTO • 1144-CTO 04W2104 N 19 System board assembly, AMD FCH_H2, integrated • 1200-CTO, 22x, 23x, 24x 04W1748 N 20 Thermal module - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 123
Table 8. Parts list - Overall (continued) No. FRU (Overall) 21 TrackPoint caps - ac power adapter (see "ac power adapters" on page 123.) LCD FRUs FRU no. 91P9642 CRU ID * 1 2 3 4 6 5 1 Chapter 10. Parts list 117 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 124
KLx, KMx, KNx, KPx, KQx, KRx, KSx, KTx, KUx, KVx, KWx, KXx, KYx, L3x, L4x • 1144-CTO • 1200-CTO, 23x, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Jx, 2Lx, 2Mx, 2Nx , JFx, JUx, JWx, JYx, K4x, KZx, L2x • 1144-CTO • 1200-CTO, 2Hx, 2Kx, 2Ux, 24x, 2Zx, 3Ex 118 Hardware Maintenance - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 125
, KNx, KPx, KQx, KRx, KSx, KTx, KUx, KVx, KWx, KXx, KYx, KZx, L2x, L3x, L4x • 1144-CTO • 1200-CTO, 23x, 25x, 26x, 27x, 28x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, HVx, HWx, HXx, HYx, HZx, J2x, J3x, J4x, J5x • 1144-CTO • 1200-CTO 04W4059 04W4060 Chapter 10. Parts list 119 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 126
B4x, AYx, AWx, AKx, DFx, DAx, D9x, CNx, CMx • 1144-CTO • 1200-CTO, 3Ex, 24x, 2Kx, 2Hx, 2Zx, 2Ux 5 LCD cable, HD, Discrete 04W1850 N 6 LCD module, 15.6-inch HD anti-glare 04W0428 N • 1143-CTO, 20x, 20x, 24x, 24x, 26x, CGx, CHx, CJx, CKx, CLx, CMx, CNx, CUx, CVx, 120 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 127
3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx CRU ID 6 LCD module, 15.6-inch HD glare 04W0429 N • 1143-CTO, 21x, 21x, 22x, 22x, 23x, 23x, 25x, JKx • 1144-CTO • 1200-CTO, 23x, 25x, 2Ux, 2Vx, 24x, 2Wx, 2Xx Keyboard Table 10. Parts list - Keyboard Language Arabic Belgian Brazilian Portuguese - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 128
Table 10. Parts list - Keyboard (continued) Language Greek (U.S. English and Greek layout) head (8) • M3 × 2.8 mm (black), wafer head (4) LCD rubber 122 Hardware Maintenance Manual FRU no. CRU ID 04W0885 04W0849 04W0886 04W0850 04W0887 04W0851 04W0888 04W0852 04W1046 04W1047 04W0889 04W0853 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 129
, xxV) FRU no. 42T5283 CRU ID * 42T4417 42T4421 42T4425 42T4429 42T4433 45N0068 Power cords A ThinkPad power cord for a specific country or region is usually available only in that country or region: CRU ID 42T5105 * 42T5180 42T5183 42T5008 42T5093 42T5014 42T5099 Chapter 10. Parts list 123 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 130
15 India Windows Vista COA affixed to the system, that model is eligible only for recovery DVDs that match the operating system specified on the COA. Windows XP Professional (32 bit) is preinstalled as the operating system in the following models: • 1143-CTO • 1144-CTO 124 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 131
Table 16. Parts list-Windows XP Professional (32 bit) recovery DVDs Language Brazilian Portuguese Czech 92x, 94x • 1144-CTO • 1200-CTO, 26x, 27x, 2Ex, 2Fx, 2Px, 2Wx, 34x, 3Rx, 3Sx Table 17. Parts list-Windows 7 Home Basic (32 bit) recovery DVDs Language Arabic Brazilian Portuguese French Indian - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 132
, DHx, DSx, EUx, EXx, GDx, GEx, GFx, GGx, GHx, GJx, GKx, GLx, JQx, KVx • 1144-CTO • 1200-CTO, 3Dx, 3Cx Table 18. Parts list-Windows 7 Home Basic (64 bit) recovery DVDs Language Arabic Brazilian Portuguese French Indian English Portuguese Russian Serbian-Latin Simplified Chinese Spanish Turkish US - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 133
L2x • 1144-CTO • 1200-CTO, 23x, 25x, 2Hx, 2Kx, 2Ux, 2Vx, 36x, 37x, 39x, 3Ax, 3Bx, 3Ex, 3Gx, 3Hx, 3Lx, 3Px, 3Tx, 3Ux, 3Wx Table 20. Parts list-Windows 7 Home Premium (64 bit) recovery DVDs Language Arabic Brazilian 04T2995 04T2981 04T2997 04T2999 04T2998 CRU ID * Chapter 10. Parts list 127 - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 134
, 5Ex, 5Fx, 6Nx, 6Px, 6Qx, 6Rx, 6Tx, 6Ux, BCx, BDx, BEx, BFx, BGx, BHx, CJx • 1144-CTO • 1200-CTO Table 21. Parts list-Windows 7 Professional (32 bit) recovery DVDs Language French Germany Indian English Japanese Simplified Chinese Spanish US English English, Danish, Finnish, Swedish, and Norwegian - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 135
Table 22. Parts list-Windows 7 Professional (64 bit) recovery DVDs (continued) Language Indian English Japanese Test card for integrated Smart Card LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later Note: Download the file from the following Web site: http://www.lenovo.com/support - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 136
130 Hardware Maintenance Manual - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 137
and verify the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering subject matter described document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 138
in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Active Protection System Lenovo ThinkPad ThinkVantage TrackPoint The following terms are trademarks of the Microsoft group of companies: Microsoft Windows AMD is a trademark or - Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 139
- Lenovo ThinkPad Edge E525 | Hardware Maintenance Manual - Page 140
Part Number: 0A60536_04 (1P) P/N: 0A60536_04 *0A60536_04*
Hardware Maintenance Manual
ThinkPad Edge E520 and E525