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ThinkPad W540
Lenovo ThinkPad W540 Hardware Maintenance Manual
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Har
dwar
e
Maint
enance
Manual
ThinkP
ad
T540p,
W540,
and
W541
2
Table of Contents
Default Chapter
3
Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
7
Safety Inspection Guide
8
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Chapter 2. Important Service Information
25
Strategy for Replacing Frus
25
Strategy for Replacing a Hard Disk Drive or a Solid-State Drive
25
Important Notice for Replacing a System Board
26
How to Use Error Message
26
Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
26
Product Definition
26
FRU Identification
26
Chapter 3. General Checkout
29
What to Do First
29
Checkout Guide
30
Lenovo Solution Center
30
Quick Test Programs
30
UEFI Diagnostic Program
31
Bootable Diagnostic Programs
31
Power System Checkout
32
Checking the Ac Power Adapter
33
Checking the Battery and Operational Charging
33
Checking the Coin-Cell Battery
34
Chapter 4. Related Service Information
35
Restoring the Factory Contents by Using the Recovery Disc Set
35
Using the Windows Recovery Solutions (for Windows 8 and Windows 8.1 Only)
36
Refreshing Your Computer
36
Resetting Your Computer to the Factory Default Settings
37
Using the Advanced Startup Options
37
Using the Windows Recovery Environment
38
Creating and Using Recovery Media
38
Passwords
39
Power-On Password
39
Hard Disk Password
39
Supervisor Password
40
How to Remove the Power-On Password
40
How to Remove the Hard Disk Password
40
Power Management
41
Screen Blank Mode (for Windows 7 Only)
41
Sleep Mode
41
Hibernation Mode
42
Symptom-To-FRU Index
42
Numeric Error Codes
43
Error Messages
44
Beep Symptoms
44
No-Beep Symptoms
45
LCD-Related Symptoms
45
Intermittent Problems
45
Undetermined Problems
46
Chapter 5. Status Indicators
47
Chapter 6. Function Keys
49
Chapter 7. Locations
51
Locating Computer Controls, Connectors, and Indicators
51
Front View
51
Rear View
52
Bottom View
52
Locating Frus and Crus
53
Major Frus
54
LCD Frus
56
Miscellaneous Parts and Other Frus
57
Looking up FRU Information
57
Chapter 8. FRU Replacement Notices
59
Screw Notices
59
Retaining Serial Numbers
60
Restoring the Serial Number of the System Unit
60
Retaining the UUID
61
Reading or Writing the ECA Information
61
Chapter 9. Removing or Replacing a FRU
63
General Guidelines
63
Common Service Tools
64
Before Servicing the Computer
64
Removing the SIM Card
64
1010 Battery Pack
64
1020 Expresscard Reader or Dummy Expresscard
65
1030 Large Bottom Door
66
1040 Hard Disk Drive or Solid-State Drive
66
1050 Optical Drive
67
1060 Memory Module
68
1070 Small Bottom Door
69
1080 Wireless LAN Card
70
1090 Wireless WAN Card or M.2 Solid-State Drive
71
1100 Coin-Cell Battery
73
1110 Keyboard
74
1120 Keyboard Bezel Assembly
79
1130 Power Button Card, Color Sensor, NFC Card, Fingerprint Reader, and Trackpad
81
1140 Smart Card Reader or Dummy Smart Card
86
1150 LCD Unit
88
1160 Magnesium Structure Frame
91
1170 Speaker Assembly
92
1180 DC-In Cable Assembly
93
1190 Thermal Fan Assembly
94
1200 USB Card
96
1210 Microprocessor
96
1220 System Board and Base Cover
97
2010 LCD Front Bezel
100
2020 LCD Panel, Hinges, and LCD Cable
101
2030 Camera-And-Microphone Card and Camera-And-Microphone Cable
106
2040 Antenna Kit and LCD Rear Cover Assembly
107
Appendix A. Notices
111
Electronic Emissions Notices
112
Trademarks
112
Appendix B. Abbreviation Table
113
Other manuals for Lenovo ThinkPad W540
User Guide
194 pages
Maintenance Manual
118 pages
Safety, Warranty, And Setup Guide
2 pages
4
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Lenovo ThinkPad W540 Specifications
General
Display
15.6 inch, 1920 x 1080 pixels
Graphics
NVIDIA Quadro K1100M
RAM
DDR3L
Battery
6-cell
Ports
Ethernet
Wireless
Bluetooth 4.0
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