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Contents
Chapter 1. About this manual . . . . . . 1
Important safety information . . . . . . . . . . 1
Chapter 2. Safety information. . . . . . 3
General safety . . . . . . . . . . . . . . . . 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 . . . . . . . . . . . . . 29
Accessing Lenovo programs on the Windows
7 operating system . . . . . . . . . . . 30
Accessing Lenovo programs on the Windows
8 or Windows 8.1 operating system . . . . 31
Lenovo Support Web site . . . . . . . . . . 31
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 or
Windows 8.1 operating system . . . . . . . . 36
Troubleshooting procedure . . . . . . . . . . 36
Troubleshooting . . . . . . . . . . . . . . 37
Audio problems . . . . . . . . . . . . 37
CD problems . . . . . . . . . . . . . 39
DVD problems . . . . . . . . . . . . . 40
Intermittent problems . . . . . . . . . . 41
Hard disk drive problems. . . . . . . . . 41
Keyboard, mouse, or pointing device
problems . . . . . . . . . . . . . . . 42
Monitor problems. . . . . . . . . . . . 44
Networking problems . . . . . . . . . . 46
Option problems . . . . . . . . . . . . 48
Performance and lockup problems . . . . . 49
Printer problems . . . . . . . . . . . . 51
Serial port problems. . . . . . . . . . . 51
Software problems . . . . . . . . . . . 52
USB problems . . . . . . . . . . . . . 53
Diagnostics . . . . . . . . . . . . . . . . 53
Lenovo Solution Center . . . . . . . . . 54
Chapter 6. Using the Setup Utility
program . . . . . . . . . . . . . . . . 55
Starting the Setup Utility program . . . . . . . 55
Viewing and changing settings . . . . . . . . 55
Using passwords. . . . . . . . . . . . . . 55
Password considerations. . . . . . . . . 56
Power-on password . . . . . . . . . . . 56
Administrator password . . . . . . . . . 56
Setting, changing, and deleting a password . 56
Erasing lost or forgotten passwords (clearing
CMOS) . . . . . . . . . . . . . . . . 56
Enabling or disabling a device . . . . . . . . 57
Selecting a startup device . . . . . . . . . . 57
Selecting a temporary startup device . . . . 58
Selecting or changing the startup device
sequence . . . . . . . . . . . . . . . 58
Changing the BIOS settings before installing a new
operating system. . . . . . . . . . . . . . 58
Exiting the Setup Utility program . . . . . . . 58
Chapter 7. Symptom-to-FRU Index . . 59
Hard disk drive boot error . . . . . . . . . . 59
Power supply problems . . . . . . . . . . . 59
Beep symptoms . . . . . . . . . . . . . . 59
POST error codes . . . . . . . . . . . . . 60
Miscellaneous error conditions . . . . . . . . 61
Undetermined problems . . . . . . . . . . . 63
Chapter 8. Locations . . . . . . . . . 65
Locating connectors, controls, and indicators on
the front of your computer . . . . . . . . . . 65
Locating connectors on the rear of your
computer . . . . . . . . . . . . . . . . . 66
Locating major FRUs and CRUs . . . . . . . . 66
Looking up FRU information . . . . . . . . . 69
Locating parts on the system board . . . . . . 69
Chapter 9. Replacing FRUs . . . . . . 71
Removing and installing the computer stand . . . 71
Removing and reinstalling the frame stand . . 71
Removing and installing the monitor stand . . 73
Removing the computer cover . . . . . . . . 75
Removing and reinstalling the feet stand . . . . 75
Removing and installing the hard-disk-drive EMI
shield . . . . . . . . . . . . . . . . . . 76
Replacing the 3.5-inch hard disk drive or hybrid
hard disk drive. . . . . . . . . . . . . . . 78
Replacing the 2.5-inch solid-state drive or hybrid
hard disk drive. . . . . . . . . . . . . . . 80
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