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Lenovo ThinkPad X140e

Tags : LenovoThinkPadX140e20BL20BM 
Lenovo ThinkPad X140e Hardware Maintenance Manual

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Description

Lenovo ThinkPad X140e Hardware Maintenance Manual
First Edition (October 2013) - 94 pages

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

ThinkPad X140e Machine type (MT) 20BL, and 20BM

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 . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . 3
Handling devices that are sensitive to electrostatic
discharge. . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Chapter 2. Important service
information . . . . . . . . . . . . . . 19
Strategy for replacing FRUs . . . . . . . . . 19
Strategy for replacing a hard disk drive or a
solid-state drive . . . . . . . . . . . . 19
Important notice for replacing a system
board . . . . . . . . . . . . . . . . 20
How to use error message . . . . . . . . 20
Strategy for replacing FRUs for CTO, special-bid,
and standard models . . . . . . . . . . . . 20
Product definition . . . . . . . . . . . . 20
FRU identification . . . . . . . . . . . 20
Chapter 3. General checkout . . . . . 23
What to do first . . . . . . . . . . . . . . 23
Checkout guide . . . . . . . . . . . . . . 24
Lenovo Solution Center . . . . . . . . . 24
Quick test programs. . . . . . . . . . . 24
UEFI diagnostic program . . . . . . . . . 25
Bootable diagnostic programs. . . . . . . 25
Power system checkout . . . . . . . . . . . 26
Checking the ac power adapter . . . . . . 26
Checking operational charging . . . . . . 27
Checking the battery pack . . . . . . . . 27
Checking the coin-cell battery . . . . . . . 28
Chapter 4. Related service
information . . . . . . . . . . . . . . 29
Restoring the factory contents by using the
product Recovery Disc Set . . . . . . . . . . 29
Using the Windows recovery programs on the
Windows 8 operating system . . . . . . . . . 30
Passwords . . . . . . . . . . . . . . . . 32
Power-on password . . . . . . . . . . . 32
Hard disk password . . . . . . . . . . . 33
Supervisor password . . . . . . . . . . 34
Power management . . . . . . . . . . . . 34
Screen blank mode (for the Windows 7
operating system only) . . . . . . . . . . 34
Sleep mode . . . . . . . . . . . . . . 34
Hibernation mode . . . . . . . . . . . 35
Symptom-to-FRU index . . . . . . . . . . . 35
Numeric error codes . . . . . . . . . . 36
Error messages . . . . . . . . . . . . 37
Beep symptoms . . . . . . . . . . . . 37
No-beep symptoms . . . . . . . . . . . 37
LCD-related symptoms . . . . . . . . . 38
Intermittent problems . . . . . . . . . . 38
Undetermined problems . . . . . . . . . 38
Chapter 5. Status indicators . . . . . 41
Chapter 6. Fn key combinations . . . 43
Chapter 7. Locations . . . . . . . . . 45
Locating computer controls, connectors, and
indicators. . . . . . . . . . . . . . . . . 45
Front view. . . . . . . . . . . . . . . 45
Rear view . . . . . . . . . . . . . . . 46
Bottom view . . . . . . . . . . . . . . 46
Locating FRUs and CRUs . . . . . . . . . . 46
Major FRUs and CRUs. . . . . . . . . . 48
LCD FRUs and CRUs . . . . . . . . . . 50
Miscellaneous kits and other parts . . . . . 51
Looking up FRU information . . . . . . . . . 52
Chapter 8. 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 9. Removing or replacing a
FRU . . . . . . . . . . . . . . . . . . 57
General guidelines . . . . . . . . . . . . . 57
1010 Battery pack . . . . . . . . . . . . . 58
1020 Bottom slot cover . . . . . . . . . . . 58
1030 Memory modules . . . . . . . . . . . 59
1040 Hard disk drive or solid-state drive
assembly . . . . . . . . . . . . . . . . . 60
1050 PCI Express Mini Card for wireless LAN . . 62
1060 Keyboard . . . . . . . . . . . . . . 63
1070 Keyboard bezel assembly . . . . . . . . 66
1080 Microphone . . . . . . . . . . . . . 68
1090 Speaker assembly . . . . . . . . . . . 69
1100 I/O card . . . . . . . . . . . . . . . 70
1110 CRT board assembly (with cable) . . . . . 71
1120 System board assembly, fan assembly, and
coin-cell battery . . . . . . . . . . . . . . 71
1130 dc-in cable and base cover assembly . . . 74
2010 LCD unit . . . . . . . . . . . . . . . 76
2020 LCD bezel assembly . . . . . . . . . . 77
2030 LCD panel, LCD cable, and hinges . . . . 78
2040 Integrated camera and camera cable. . . . 79
2050 Antenna kit and LCD rear cover assembly . . 80
Appendix A. Notices . . . . . . . . . . 83
Electronic emission notices. . . . . . . . . . 84
Trademarks . . . . . . . . . . . . . . . . 84
Appendix B. Abbreviation and
acronym table . . . . . . . . . . . . . 85
ii Hardware




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