Lenovo 3656 Benutzerhandbuch

Contents

Chapter 1. About this manual . . . . . 1

Important Safety Information . . . . . . . . . .

Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . . . .

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. . . .

The ThinkVantage Productivity Center program . .

Additional information resources

. . . . . . .

Specifications . . . . . . . . . . . . . . .

For machine types: 7057, 7062, 7092, 9342,
9344, 9354, 9426, 9486, 9624, 9707, 9787,
9804, 9945 . . . . . . . . . . . . . .

For machine types: 7061, 7090, 9353, 9421,
9485, 9623, 9625, 9705, 9786, 9795, 9935,
9946, 9953 . . . . . . . . . . . . . .

Chapter 4. General Checkout. . . . .

Problem determination tips . . . . . . . . . .

Chapter 5. Diagnostics . . . . . . . .

Lenovo System Toolbox . . . . . . . . . . .

PC-Doctor for Windows PE. . . . . . . . . .

Running diagnostics from the Rescue and
Recovery workspace . . . . . . . . . .

PC-Doctor for DOS . . . . . . . . . . . . .

Creating a diagnostic CD image . . . . . .

Creating diagnostic diskettes . . . . . . .

Running diagnostics from the CD or
diskettes . . . . . . . . . . . . . . .

Navigating through the diagnostics
programs . . . . . . . . . . . . . . .

Running tests . . . . . . . . . . . . .

Viewing the test log . . . . . . . . . . .

Chapter 6. Using the Setup Utility . .

Starting the Setup Utility program . . . . . . .

Viewing and changing settings . . . . . . . .

Using passwords. . . . . . . . . . . . . .

Password considerations . . . . . . . . .

User Password . . . . . . . . . . . . .

Administrator Password . . . . . . . . .

Setting, changing, and deleting a password .

Enabling or disabling a device

. . . . . . . .

Selecting a startup device . . . . . . . . . .

Selecting a temporary startup device . . . .

Selecting or changing the startup device
sequence . . . . . . . . . . . . . . .

Exiting from the Setup Utility program . . . . .

Chapter 7. Symptom-to-FRU Index .

Hard disk drive boot error . . . . . . . . . .

Power Supply Problems . . . . . . . . . . .

Diagnostic error codes . . . . . . . . . . .

Beep symptoms . . . . . . . . . . . . . .

POST error codes . . . . . . . . . . . . .

Miscellaneous error messages . . . . . . . .

Undetermined problems . . . . . . . . . . .

Chapter 8. Replacing FRUs (Types
7061, 7090, 9353, 9421, 9485, 9623,
9625, 9705, 9786, 9795, 9935, 9946,
9953). . . . . . . . . . . . . . . . . .

Locating controls and connectors on the front of
your computer . . . . . . . . . . . . . . .

Rear connectors . . . . . . . . . . . . . .

Removing the cover

. . . . . . . . . . . .

Locations. . . . . . . . . . . . . . . . .

Locating parts on the system board . . . . . .

Removing and replacing the front bezel . . . . .

Replacing the power supply . . . . . . . . .

Replacing the system board . . . . . . . . .

Replacing the microprocessor

. . . . . . . .

Replacing a memory module . . . . . . . . .

Replacing a PCI adapter card . . . . . . . . .

Replacing the hard disk drive . . . . . . . . .

Replacing an optical drive . . . . . . . . . .

Replacing the diskette drive . . . . . . . . .

Replacing the rear fan assembly . . . . . . . .

Replacing the front fan assembly . . . . . . .

Replacing the front audio/USB assembly . . . .

Replacing the power switch/LED assembly . . .

Replacing the CMOS battery . . . . . . . . .

Completing the FRU replacement . . . . . . .

Chapter 9. Replacing FRUs (Types
7057, 7062, 7092, 9342, 9344, 9354,