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Indicator Meaning
8 Standby
status
Green:
The computer is in standby mode.
Blinking green:
The computer is entering standby mode or
hibernation mode, or is resuming normal
operation.
9 Ultrabay
Enhanced
status
Green:
An Ultrabay Enhanced device is installed
and in use.
Blinking green:
An Ultrabay Enhanced device is in the
process of being detached.
Turn off:
An Ultrabay Enhanced device is ready to
be attached or detached.
FRU tests
The following table shows the test for each FRU.
FRU Applicable test
System board 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 --> IBM HDD Active
Protection Test.
Note: Do not apply any physical shock to
the computer while the test is running.
Power Diagnostics --> Other Devices --> IBM AC
Adapter, IBM Battery 1 (IBM Battery 2)
LCD unit
1. Diagnostics --> Video Adapter
2. Interactive Tests --> Video
Modem
daughter card
(MDC or
BMDC)
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
Audio 1. Interactive Tests --> Internal Speaker
2. Diagnostics --> Other Devices --> Analog
Devices AC97 CODEC Test
Speaker Interactive Tests --> Internal Speaker
(continued)
Product overview
50 R50/R50p, R51 Series