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Lenovo ThinkCentre M81 Hardware Maintenance Manual
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ThinkCentr
e
Har
dwar
e
Maint
enance
Manual
Machine
T
ypes:
0267,
0268,
0385,
1730,
1981,
1943,
4166,
4167,
4169,
5025,
5030,
5032,
5048,
5049,
5069,
5070,
7517,
and
7518
2
Table of Contents
Default Chapter
3
Table of Contents
3
Chapter 1. About this Manual
7
Important Safety Information
7
Important Information about Replacing Rohs Compliant Frus
7
Chapter 2. Safety Information
9
General Safety
9
Electrical Safety
9
Voltage-Selection Switch
11
Safety Inspection Guide
11
Handling Electrostatic Discharge-Sensitive Devices
12
Grounding Requirements
12
Safety Notices (Multi-Lingual Translations)
12
Chapter 3. General Information
39
Lenovo Welcome
39
Lenovo Thinkvantage Tools
39
Thinkvantage Productivity Center
39
Lenovo Solution Center
40
Simpletap
40
Additional Information Resources
40
Specifications
40
For Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517
41
For Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518
41
Chapter 4. General Checkout
43
Problem Determination Tips
43
Chapter 5. Diagnostic Programs
45
Lenovo Thinkvantage Toolbox
45
Lenovo Solution Center
45
PC-Doctor for DOS
46
Creating a Diagnostic Disc
46
Running the Diagnostic Program from the Diagnostic Disc
46
Navigating through the Diagnostic Programs
46
Running Tests
46
Test Results
47
Viewing the Test Log
48
Chapter 6. Using the Setup Utility Program
49
Starting the Setup Utility Program
49
Viewing or Changing Settings
49
Using Passwords
49
Password Considerations
50
Power-On Password
50
Administrator Password
50
Hard Disk Password
50
Setting, Changing, or Deleting a Password
50
Erasing Lost or Forgotten Passwords (Clearing CMOS)
51
Enabling or Disabling a Device
51
Selecting a Startup Device
52
Selecting a Temporary Startup Device
52
Selecting or Changing the Startup Device Sequence
52
Enabling Erp Compliance Mode
52
Smart Performance Choices
53
Exiting the Setup Utility Program
53
Chapter 7. Symptom-To-FRU Index
55
Hard Disk Drive Boot Error
55
Power Supply Problems
55
Diagnostic Error Codes
55
Beep Symptoms
73
POST Error Codes
74
Miscellaneous Error Messages
75
Undetermined Problems
77
Chapter 8. Replacing Frus (Machine Types: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517)
79
Locations
79
Locating Connectors, Controls, and Indicators on the Front of Your Computer
80
Locating Connectors on the Rear of Your Computer
81
Locating Components
82
Locating Parts on the System Board
83
Locating Internal Drives
84
Handling Static-Sensitive Devices
84
Installing or Replacing Hardware
85
Removing the Computer Cover
85
Removing and Reinstalling the Front Bezel
86
Installing or Replacing a PCI Card
87
Installing or Replacing a Memory Module
90
Installing or Replacing the Optical Drive
92
Installing or Replacing the Card Reader
94
Installing the Card Reader
95
Replacing the Card Reader
97
Replacing the Battery
98
Replacing the Power Supply Assembly
99
Replacing the Heat Sink and Fan Assembly
101
Replacing the Microprocessor
103
Replacing the System Board
106
Replacing the Primary Hard Disk Drive
109
Replacing the Secondary Hard Disk Drive
111
Replacing the Front Fan Assembly
113
Replacing the Rear Fan Assembly
114
Replacing the Front Audio and USB Assembly
116
Replacing the Internal Speaker
117
Completing the Parts Replacement
119
Chapter 9. Replacing Frus (Machine Types: 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518)
121
Locations
121
Locating Connectors, Controls, and Indicators on the Front of Your Computer
122
Locating Connectors on the Rear of Your Computer
123
Locating Components
124
Locating Parts on the System Board
124
Locating Internal Drives
126
Handling Static-Sensitive Devices
126
Installing or Replacing Hardware
127
Opening the Computer Cover
127
Removing and Reinstalling the Front Bezel
128
Accessing the System Board Components and Drives
130
Installing or Replacing a Memory Module
131
Installing or Replacing a PCI Card
132
Installing or Replacing the Card Reader
134
Replacing the Battery
139
Replacing the Hard Disk Drive
140
Replacing the Optical Drive
143
Replacing the Heat Sink and Fan Assembly
145
Replacing the Power Supply Assembly
148
Replacing the Microprocessor
153
Replacing the System Board
156
Replacing the System Fan Assembly
159
Replacing the Internal Speaker
161
Replacing the Front Audio and USB Assembly
165
Completing the Parts Replacement
166
Chapter 10. FRU Lists
169
Overall: MT 0267, 0385, 1981, 4167, 5025, 5032, 5049, 5070, and 7518
169
Mechanical Frus
184
Keyboard and Mouse
191
Adapters and Miscellaneous Frus
234
Power Cords
238
Recovery Discs
247
Windows 7 Home Premium 32 Recovery CD
247
Windows 7 Professional 32 Recovery CD
250
Windows 7 Professional 64 Recovery CD
257
Windows 7 Home Basic 32 Recovery CD
263
Windows 7 Home Premium 64 Recovery CD
265
Windows 7 Ultimate 32 Recovery CD
266
Windows 7 Ultimate 64 Recovery CD
266
Windows 7 Starter 32 Recovery CD
267
Windows XP Professional 32 Recovery CD
268
Windows XP Professional Generic Recovery CD
273
Windows Vista Business 32 Recovery CD
274
Windows Vista Home Basic 32 Recovery CD
275
Overall: 0268, 1730, 1943, 4166, 4169, 5030, 5048, 5069, and 7517
277
Mechanical Frus
289
Keyboard and Mouse
296
Adapters and Miscellaneous Frus
333
Power Cords
336
Recovery Discs
344
Windows 7 Home Premium 32 Recovery CD
344
Windows 7 Professional 32 Recovery CD
347
Windows 7 Professional 64 Recovery CD
353
Windows 7 Home Basic 32 Recovery CD
358
Windows 7 Home Premium 64 Recovery CD
359
Windows 7 Ultimate 32 Recovery CD
360
Windows 7 Ultimate 64 Recovery CD
360
Windows 7 Starter 32 Recovery CD
361
Windows XP Professional 32 Recovery CD
362
Windows XP Professional Generic Recovery CD
366
Windows Vista Business 32 Recovery CD
367
Windows Vista Home Basic 32 Recovery CD
368
Chapter 11. Additional Service Information
371
Security Features
371
Hardware-Controlled Passwords
371
Operating System Password
371
Vital Product Data
371
BIOS Levels
371
Updating (Flashing) the BIOS from a Disc
371
Updating (Flashing) the BIOS from Your Operating System
372
Recovering from a POST and BIOS Update Failure
372
Power Management
373
Advanced Configuration and Power Interface
373
(Acpi) Bios
373
Automatic Power-On Features
373
Appendix A. Notices
375
Trademarks
376
Television Output Notice
376
Index
377
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Lenovo ThinkCentre M81 Specifications
General
Internal memory
4 GB
Memory clock speed
1333 MHz
HDD capacity
500 GB
Product type
PC
Processor cache
3 MB
Weight and Dimensions
Depth
369 mm
Width
337 mm
Height
99.7 mm
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