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Indicator Related Symptoms
Symptom/Error FRU/Action
Indicator incorrectly remains
off or on, but system runs
correctly.
1. Reseat the status
indicator cable.
2. Status Indicator
3. Interposer Card
4. System Board
Battery power status
indicator blinks from green,
yellow, to orange.
1. Check that a correct
battery is installed.
2. Set the battery storage
switch to ON.
3. Battery Pack
4. DC/DC Card
5. System Board
Power Related Symptoms
Symptom/Error FRU/Action
Power shut down during
operation.
1. Go to “Power
Systems Checkout”
on page 207.
2. Battery Pack
3. Remove the battery
pack and let it cool for
two hours.
4. DC/DC Card
5. Power sources
The system will not
power-off.
(See “Reset Pushbutton” on
page 199.)
1. Press the Reset
pushbutton.
2. System Board
Function/Audio Related Symptoms
Symptom/Error FRU/Action
The system will not suspend
or resume by opening or
closing the keyboard.
1. Go to “Suspend
Mode” on page 213
and check that the
computer can enter
suspend mode.
2. Go to Easy-Setup
screen and press
Fn+4. If the computer
enters suspend mode,
suspect that the
application program is
defective.
3. DC/DC Card
4. Interposer Card
5. System Board
224 IBM Mobile Systems HMM