Contents
Chapter 1. About this manual ......1
Important Safety Information ..........1
Chapter 2. Safety information. .....3
Generalsafety................ 3
Electrical safety ............... 3
Safety inspection guide ............5
Handling electrostatic discharge-sensitive
devices .................. 5
Grounding requirements . ...........6
Safety notices (multi-lingual translations) .....6
Chapter 3. General information ....29
Specications . . . . . . . . . . . . . . . 29
Lenovo programs ............. 30
Accessing Lenovo programs on the Windows
7 operating system ........... 30
Accessing Lenovo programs on the Windows
8 operating system ........... 31
Lenovo Support Web site ..........32
Chapter 4. General checkout .....33
Problem determination tips ..........33
Chapter 5. Troubleshooting and
diagnostics . . . . . . . . . . . . . . 35
Basic troubleshooting . ...........35
Accessing Control Panel on the Windows 8
operating system. . . . . . . . . . . . . . 35
Troubleshooting procedure ..........36
Troubleshooting .............. 36
Touch function problems .........37
Audio problems ............ 39
CD problems ............. 40
DVD problems . . . . . . . . . . . . . 41
Intermittent problems ..........43
Hard disk drive problems. ........43
Keyboard, mouse, or pointing device
problems ............... 44
Monitor problems. . . . . . . . . . . . 46
Networking problems ..........47
Option problems ............ 50
Performance and lockup problems .....51
Printer problems ............ 53
Serial port problems. ..........53
Software problems ........... 54
USB problems . . . . . . . . . . . . . 55
Diagnostics................ 55
©Copyright Lenovo 2012, 2013
Lenovo Solution Center .........55
Chapter 6. Using the Setup Utility
program . . . . . . . . . . . . . . . . 57
Starting the Setup Utility program .......57
Viewing and changing settings ........57
Using passwords. . . . . . . . . . . . . . 57
Password considerations. ........58
Power-On Password .......... 58
Administrator Password .........58
Hard Disk Password. . . . . . . . . . . 58
Setting, changing, and deleting apassword .58
Erasing lost or forgotten passwords (clearing
CMOS)................ 59
Enabling or disabling adevice ........59
Selecting a startup device ..........60
Selecting atemporary startup device ....60
Selecting or changing the startup device
sequence............... 60
Enabling ErP compliance mode ........60
ICE performance mode ...........61
ICE thermal alert . . . . . . . . . . . . . . 61
Changing the BIOS settings before installing anew
operating system. . . . . . . . . . . . . . 62
Exiting the Setup Utility program .......62
Chapter 7. Symptom-to-FRU index ..63
Hard disk drive boot error ..........63
Power Supply Problems ...........63
Beep symptoms .............. 63
POST error codes ............. 64
Miscellaneous error conditions ........65
Undetermined problems . ..........67
Chapter 8. Locations .........69
Locating connectors, controls, and indicators on
the front of your computer ..........69
Using your computer in monitor mode ...70
Locating connectors on the rear of your
computer................. 71
Locating major FRUs and CRUs (for models with
the 20-inch display) . . . . . . . . . . . . . 73
Locating major FRUs and CRUs (for models with
the 23-inch display) . . . . . . . . . . . . . 76
Looking up FRU information .........79
Locating parts on the system board ......79
Chapter 9. Replacing FRUs ......81
Handling static-sensitive devices .......81
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