Equipment information:

Lenovo ThinkPad E40 Notebook
Manufacturer:
Lenovo
Model: ThinkPad E40
Date: 2012
Category: Computer equipment
Group: Notebook
Description:
Information:
                                    

These manuals are available for the above equipment:

Lenovo -- ThinkPad E40 -- Service Manual
File name: Lenovo-4526-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 158
Size: 13.15 Mbytes (13790932 Bytes)
Language: english
Revision: Fifth Edition
Manual-ID/Number: 75Y4302_04
Date: April 2012
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 9667e065ef1c37352859f9f0531a2e6a
ed2kID: b269fa6ff19600c5b0a689427146700b
Downloads: 236 since 28 April 2013
Information:
About this manual
This manual contains service and reference information for the following ThinkPad® Notebook products.
ThinkPad Edge 14" and E40 Machine types (MT) 0199, 0578, and 0579
ThinkPad Edge 15" and E50 MT 0301, 0302, and 0319
Use this manual along with the advanced diagnostic tests to troubleshoot problems.
Important:
This manual is intended only for trained service technicians who are familiar with ThinkPad products. Use
this manual along with the advanced diagnostic tests to troubleshoot problems effectively.
Before servicing a ThinkPad product, be sure to read all the information underChapter 1 “Safety
information” on page 1 and Chapter 2 “Important service information” on page 23.

Contents
About this manual. . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . 2
Safety inspection guide . . . . . . . . . . . . 3
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Laser compliance statement (multilingual
translations) . . . . . . . . . . . . . . . . 17
Chapter 2. Important service
information . . . . . . . . . . . . . . 23
Strategy for replacing FRUs . . . . . . . . . 23
Strategy for replacing a hard disk drive . . . 24
Important notice for replacing a system
board . . . . . . . . . . . . . . . . 24
How to use error message . . . . . . . . 24
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . . . . 24
Product definition . . . . . . . . . . . . 24
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . . 25
Chapter 3. General checkout . . . . . 27
What to do first . . . . . . . . . . . . . . 27
Checkout guide . . . . . . . . . . . . . . 28
Diagnostics using PC-Doctor for DOS. . . . 28
Lenovo ThinkVantage Toolbox (Lenovo System
Toolbox) . . . . . . . . . . . . . . . 31
PC-Doctor for Rescue and Recovery . . . . 31
Lenovo Solution Center . . . . . . . . . 31
FRU tests . . . . . . . . . . . . . . . 34
Power system checkout . . . . . . . . . . . 35
Checking the ac adapter . . . . . . . . . 35
Checking operational charging . . . . . . 35
Checking the battery pack . . . . . . . . 36
Checking the backup battery . . . . . . . 36
Chapter 4. Related service
information . . . . . . . . . . . . . . 39
Restoring the factory contents by using Recovery
Disc Set . . . . . . . . . . . . . . . . . 39
Passwords . . . . . . . . . . . . . . . . 40
Power-on password . . . . . . . . . . . 40
Hard-disk password. . . . . . . . . . . 40
Supervisor password . . . . . . . . . . 41
How to remove the power-on password . . . 41
How to remove the hard-disk password . . . 41
Power management . . . . . . . . . . . . 42
Screen blank mode . . . . . . . . . . . 42
Sleep mode . . . . . . . . . . . . . . 42
Hibernation mode . . . . . . . . . . . 42
Symptom-to-FRU index . . . . . . . . . . . 43
Numeric error codes . . . . . . . . . . 43
Error messages . . . . . . . . . . . . 45
No-beep symptoms . . . . . . . . . . . 46
LCD-related symptoms . . . . . . . . . 46
Intermittent problems . . . . . . . . . . 46
Undetermined problems . . . . . . . . . 47
Chapter 5. Status indicators . . . . . 49
Chapter 6. Special keys and Fn key
combination . . . . . . . . . . . . . . 51
Chapter 7. FRU replacement
notices . . . . . . . . . . . . . . . . 53
Screw notices . . . . . . . . . . . . . . . 53
Retaining serial numbers. . . . . . . . . . . 54
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . . 54
Retaining the UUID . . . . . . . . . . . 55
Reading or writing the ECA information . . . 55
Chapter 8. Removing or replacing a
FRU . . . . . . . . . . . . . . . . . . 57
1010 Battery pack . . . . . . . . . . . . . 58
1020 Optical drive or travel cover . . . . . . . 58
1030 Thermal cover. . . . . . . . . . . . . 59
1040 Hard disk drive (HDD) assembly . . . . . 60
1050 DIMM . . . . . . . . . . . . . . . . 61
1060 Fan assembly . . . . . . . . . . . . . 63
1070 CPU . . . . . . . . . . . . . . . . 66
1080 Wireless WAN slot cover and PCI Express
Mini Card for wireless WAN. . . . . . . . . . 67
1090 Palm rest assembly with cables . . . . . . 69
1100 PCI Express Mini Card for wireless LAN . . 72
1110 Backup battery . . . . . . . . . . . . 74
1120 Bluetooth daughter card (BDC-2) . . . . . 75
1130 Keyboard . . . . . . . . . . . . . . 75
1140 Keyboard bezel . . . . . . . . . . . . 78
1150 LCD unit . . . . . . . . . . . . . . . 80
1160 Top shielding assembly . . . . . . . . . 83
1170 System board assembly. . . . . . . . . 85
1180 USB connector board and USB cable
assembly . . . . . . . . . . . . . . . . . 88
1190 DC-in cable and base cover . . . . . . . 90
2010 LCD front bezel . . . . . . . . . . . . 94
2020 Speaker assembly . . . . . . . . . . . 95
2030 Integrated camera . . . . . . . . . . . 96
2040 Hinges, LCD panel, LCD cable, and LCD rear
cover assembly . . . . . . . . . . . . . . 96
2050 Antenna assembly . . . . . . . . . . . 99
Chapter 9. Locations . . . . . . . . 101
Front view . . . . . . . . . . . . . . . . 101
Rear view. . . . . . . . . . . . . . . . . 102
Bottom view . . . . . . . . . . . . . . . 103
Chapter 10. Parts list . . . . . . . . 105
Overall . . . . . . . . . . . . . . . . . . 106
LCD FRUs . . . . . . . . . . . . . . . . 123
Keyboard . . . . . . . . . . . . . . . . . 138
Miscellaneous parts . . . . . . . . . . . . 140
AC adapters . . . . . . . . . . . . . . . 140
Power cords . . . . . . . . . . . . . . . 141
Recovery discs . . . . . . . . . . . . . . 142
Windows 7 Home Basic (32 bit) DVDs. . . . 142
Windows 7 Home Premium (32 bit) DVDs . . 142
Windows 7 Home Premium (64 bit) DVDs . . 143
Windows 7 Professional (32 bit) DVDs. . . . 144
Windows 7 Professional (64 bit) DVDs. . . . 145
Common service tools . . . . . . . . . . . 147
Appendix A. Notices . . . . . . . . . 149
Trademarks . . . . . . . . . . . . . . . . 150
Lenovo-4526-Manual-Page-1-Picture
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