Fru Tests - Lenovo ThinkPad T40 Hardware Maintenance Manual

FRU tests

The following table shows the test for each FRU.
FRU
System board
Power
LCD unit
Modem
daughter card
(MDC or
BMDC)
Audio
Speaker
PC Card slots
Keyboard
Hard disk drive
Diskette drive
DVD drive or
DVD/CD-RW
combo drive
(continued)
ThinkPad T40/T40p, T41/T41p, T42/T42p Series
Downloaded from LpManual.com Manuals
Applicable test
1. Diagnostics --> CPU/Coprocessor
2. Diagnostics --> Systemboard
3. If the docking station or the port replicator
is attached to the ThinkPad computer,
undock it. Place the computer on a
horizontal surface, and run Diagnostics -->
Other Devices --> HDD Active Protection
Test.
Note: Do not apply any physical shock to
the computer while the test is running.
Diagnostics --> Other Devices --> AC
Adapter, Battery 1 (Battery 2)
1. Diagnostics --> Video Adapter
2. Interactive Tests --> Video
1. Make sure the modem is set up correctly.
2. Replace the modem jack and the modem
card in turn, and run the following tests in
Diagnostics --> Communication:
a. Lucent Soft Modem Loopback
b. Lucent Soft Modem Dialtone
c. Conexant Smart Modem Interrupt
d. Conexant Smart Modem Dialtone
1. Interactive Tests --> Internal Speaker
2. Diagnostics --> Other Devices --> Analog
Devices AC97 CODEC Test
Interactive Tests --> Internal Speaker
1. Diagnostics --> Systemboard --> PCMCIA
2. Insert a PC Card Wrap Plug into every PC
Card slot, and run Diagnostics -->
Systemboard --> PCMCIA External Loop
1. Diagnostics --> Systemboard -->
Keyboard
2. Interactive Tests --> Keyboard
Diagnostics --> Fixed Disks
1. Diagnostics --> Diskette Drives
2. Interactive Tests --> Diskette
1. Diagnostics --> Other Devices -->
CD-ROM/DVD
2. Interactive Tests --> CD-ROM/DVD Test
Product overview
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