HP Compaq NC8000 Maintenance And Service Manual page 41

Troubleshooting
Flowchart 2.2—No Power, Part 1
No power
(power LED
is off).
Remove from
port replicator
(if applicable).
Power up
on battery
power?
Y
Power up
on AC
power?
Y
Power up
in port
replicator?
N
1. Reseat the power cables in the port
replicator and at the AC outlet.
2. Ensure the AC power source is active.
3. Ensure that the power strip is working.
Done
2–12
N
*Reset
power.
N
*Reset
power.
Y
Done
Y
Power up
in port
replicator?
Power up
on battery
power?
Y
Power up
on AC
power?
Y
*NOTES:
1. On some models, there is a separate
reset button.
2. On some models, the notebook can be
reset using the Standby switch and
either the lid switch or the main power
switch.
N
Go to
Flowchart 2.8,
Nonfunctioning
Port Replicator.
Maintenance and Service Guide
N
Go to
Flowchart 2.3,
No Power,
Part 2.
N
Go to
Flowchart 2.4,
No Power,
Part 3.