Table Of Contents - Lenovo ThinkCentre M78 Hardware Maintenance Manual

Contents
Chapter 1. About this manual . . . . . . 1
Important safety information . . . . . . . . . .
Chapter 2. Safety information . . . . . . 3
General safety . . . . . . . . . . . . . . . .
Electrical safety . . . . . . . . . . . . . . .
Voltage-selection switch . . . . . . . . . . . .
Safety inspection guide . . . . . . . . . . . .
Handling electrostatic discharge-sensitive
devices . . . . . . . . . . . . . . . . . .
Grounding requirements . . . . . . . . . . . .
Safety notices (multi-lingual translations) . . . . .
Chapter 3. General information . . . . 29
Specifications . . . . . . . . . . . . . . .
For machine types: 1562, 1565, 1662, 1663,
1765, 1766, 2011, 2110, 2111, 2112, 10BN,
10BQ, and 10BR . . . . . . . . . . . .
For machine types: 2113, 2114, 2115, 3515,
4860, 4863, 4865, 4866, 4869, 5100, 10BS,
10BT, and 10BU . . . . . . . . . . . .
Lenovo programs . . . . . . . . . . . . .
Accessing Lenovo programs on the Windows
7 operating system . . . . . . . . . . .
Accessing Lenovo programs on the Windows
8 or Windows 8.1 operating system
Lenovo Support Web site . . . . . . . . . .
Chapter 4. General checkout . . . . . 33
Problem determination tips . . . . . . . . . .
Chapter 5. Troubleshooting and
diagnostics . . . . . . . . . . . . . . 35
Basic troubleshooting . . . . . . . . . . . .
Accessing Control Panel on the Windows 8 or
Windows 8.1 operating system . . . . . . . .
Troubleshooting procedure . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . .
Audio problems . . . . . . . . . . . .
CD problems . . . . . . . . . . . . .
DVD problems . . . . . . . . . . . . .
Intermittent problems . . . . . . . . . .
Hard disk drive problems . . . . . . . . .
Keyboard, mouse, or pointing device
problems . . . . . . . . . . . . . . .
Monitor problems. . . . . . . . . . . .
Networking problems . . . . . . . . . .
Option problems . . . . . . . . . . . .
Performance and lockup problems . . . . .
© Copyright Lenovo 2012, 2014
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3
Diagnostics . . . . . . . . . . . . . . . .
3
5
Chapter 6. Using the Setup Utility
5
program . . . . . . . . . . . . . . . . 55
6
Starting the Setup Utility program . . . . . . .
6
Viewing and changing settings . . . . . . . .
6
Using passwords. . . . . . . . . . . . . .
29
29
30
Enabling or disabling a device
30
Selecting a startup device . . . . . . . . . .
30
. . . . 32
Enabling ErP compliance mode . . . . . . . .
32
ICE performance mode . . . . . . . . . . .
ICE thermal alert . . . . . . . . . . . . . .
Changing the BIOS settings before installing a new
33
operating system. . . . . . . . . . . . . .
Exiting the Setup Utility program
Chapter 7. Symptom-to-FRU index . . 61
35
Hard disk drive boot error . . . . . . . . . .
Power supply problems . . . . . . . . . . .
36
Beep symptoms . . . . . . . . . . . . . .
36
POST error codes . . . . . . . . . . . . .
37
Miscellaneous error messages . . . . . . . .
37
Undetermined problems . . . . . . . . . . .
39
40
Chapter 8. Locations . . . . . . . . . 67
41
For machine types: 1562, 1565, 1662, 1663, 1765,
41
1766, 2011, 2110, 2111, 2112, 10BN, 10BQ, and
10BR . . . . . . . . . . . . . . . . . .
42
44
45
48
49
Printer problems . . . . . . . . . . . .
Serial port problems. . . . . . . . . . .
Software problems . . . . . . . . . . .
USB problems . . . . . . . . . . . . .
Lenovo Solution Center . . . . . . . . .
Password considerations . . . . . . . . .
Power-On Password . . . . . . . . . .
Administrator Password . . . . . . . . .
Hard Disk Password. . . . . . . . . . .
Setting, changing, and deleting a password .
Erasing lost or forgotten passwords (clearing
CMOS) . . . . . . . . . . . . . . . .
Selecting a temporary startup device . . . .
Selecting or changing the startup device
sequence . . . . . . . . . . . . . . .
Locating connectors, controls, and indicators
on the front of your computer . . . . . . .
Locating connectors on the rear of your
computer . . . . . . . . . . . . . . .
Locating major FRUs and CRUs . . . . . .
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