Service Manual Info

  Une communauté de partage de manuel de service en ligne.







Lenovo ThinkPad Edge E420 E425

Tags : LenovoThinkPadEdgeE420E425114111671198 
Lenovo ThinkPad Edge E420 E425 Hardware Maintenance Manual

TéléchargerObtenez le fichier PDF

Description

Lenovo ThinkPad Edge E420 E425 Hardware Maintenance Manual
Sixth Edition (October 2012) - 126 Pages

This manual contains service and reference information for the following ThinkPad® products.

ThinkPad Edge E420 
 (MT) 1141, and 1167
ThinkPad Edge E425 (MT) 1198

Use this manual along with the advanced diagnostic tests to troubleshoot problems.

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 . . . . . . . . . . . . . . 25
Strategy for replacing FRUs . . . . . . . . . 25
Strategy for replacing a hard disk drive . . . 26
Important notice for replacing a system
board . . . . . . . . . . . . . . . . 26
How to use error message . . . . . . . . 26
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . . . . 26
Product definition . . . . . . . . . . . . 26
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . . 27
Chapter 3. General checkout . . . . . 29
What to do first . . . . . . . . . . . . . . 29
Checkout guide . . . . . . . . . . . . . . 30
System supporting the Lenovo ThinkVantage
Toolbox program and the PC-Doctor for DOS
diagnostics program . . . . . . . . . . 30
System supporting the Lenovo diagnostics
programs . . . . . . . . . . . . . . . 34
Power system checkout . . . . . . . . . . . 36
Checking the ac power adapter . . . . . . 36
Checking operational charging . . . . . . 37
Checking the battery pack . . . . . . . . 37
Checking the backup battery . . . . . . . 38
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 . . . . . . . . . . 44
Error messages . . . . . . . . . . . . 44
No-beep symptoms . . . . . . . . . . . 44
LCD-related symptoms . . . . . . . . . 45
Intermittent problems . . . . . . . . . . 45
Undetermined problems . . . . . . . . . 45
Chapter 5. Status indicators . . . . . 47
Chapter 6. Special keys . . . . . . . . 49
Chapter 7. FRU replacement
notices . . . . . . . . . . . . . . . . 51
Screw notices . . . . . . . . . . . . . . . 51
Retaining serial numbers. . . . . . . . . . . 52
Restoring the serial number of the system
unit . . . . . . . . . . . . . . . . . 52
Retaining the UUID . . . . . . . . . . . 53
Reading or writing the ECA information . . . 53
Chapter 8. Removing and replacing a
FRU . . . . . . . . . . . . . . . . . . 55
Before servicing ThinkPad Edge E420 models . . 55
1010 Battery pack . . . . . . . . . . . . . 56
1020 ExpressCard blank bezel . . . . . . . . 57
1030 Bottom slot cover . . . . . . . . . . . 58
1040 Optical drive or travel cover . . . . . . . 59
1050 Memory modules . . . . . . . . . . . 60
1060 Hard disk drive assembly . . . . . . . . 60
1070 PCI Express Mini Card for wireless LAN . . 62
1080 PCI Express Mini Card for wireless WAN . . 63
1080 mSATA solid state drive . . . . . . . . . 64
1090 Backup battery . . . . . . . . . . . . 66
1110 Keyboard . . . . . . . . . . . . . . 66
1120 Top case assembly. . . . . . . . . . . 68
1130 Bluetooth daughter card . . . . . . . . 71
1140 Express sub card . . . . . . . . . . . 72
1150 Speaker assembly . . . . . . . . . . . 73
1160 System board assembly and fan assembly . 74
1170 CPU . . . . . . . . . . . . . . . . 80
1180 DC-in sub card and base cover assembly . . 81
1190 LCD unit . . . . . . . . . . . . . . . 84
2010 LCD bezel assembly . . . . . . . . . . 86
2020 Integrated camera . . . . . . . . . . . 87
2030 LCD panel, LCD cable, LCD rear cover
assembly, and hinges . . . . . . . . . . . . 88
2040 Wireless LAN antenna assembly, wireless
WAN antenna assembly, and LCD rear cover
assembly . . . . . . . . . . . . . . . . . 90
Chapter 9. Locations . . . . . . . . . 93
Front view . . . . . . . . . . . . . . . . 93
Rear view. . . . . . . . . . . . . . . . . 94
Bottom view . . . . . . . . . . . . . . . 94
Chapter 10. Parts list . . . . . . . . . 95
Overall . . . . . . . . . . . . . . . . . . 96
LCD FRUs . . . . . . . . . . . . . . . . 105
Keyboard . . . . . . . . . . . . . . . . . 108
Miscellaneous parts . . . . . . . . . . . . 109
ac power adapters . . . . . . . . . . . . . 109
Power cords . . . . . . . . . . . . . . . 110
Recovery discs . . . . . . . . . . . . . . 111
Windows XP Professional (32 bit) DVDs . . . 111
Windows 7 Home Basic (32 bit) DVDs. . . . 112
Windows 7 Home Basic (64 bit) DVDs. . . . 112
Windows 7 Home Premium (32 bit) DVDs . . 113
Windows 7 Home Premium (64 bit) DVDs . . 113
Windows 7 Professional (32 bit) DVDs. . . . 114
Windows 7 Professional (64 bit) DVDs. . . . 115
Common service tools . . . . . . . . . . . 116
Appendix A. Notices . . . . . . . . . 117
Electronic emissions notices . . . . . . . . . 118
Trademarks . . . . . . . . . . . . . . . . 118



Commentaires


Envoyer un commentaire

Vous devez être connecté pour soumettre des commentaires. Cliquez ici pour vous connecter.





Documents connexes