Flowchart 2.2—No Power, Part - HP Compaq nc8430 Maintenance And Service Manual

Troubleshooting
Flowchart 2.2—No Power, Part 1
No power
(power LED
is off).
Remove from
docking device
(if applicable).
Power up
on battery
power?
Y
Power up
on AC
power?
Y
Power up in
docking
device?
N
1. Reset the power cables in the docking device
and at the AC outlet.
2. Be sure the AC power source is active.
3. Be sure that the power strip is working.
Done
2–8
N
Reset
power.*
N
Reset
power.*
Y
Done
Y
Power up
in docking
device?
Power up
on battery
power?
Y
Power up
on AC power?
Y
*NOTES
1. On select models, there is a separate reset
button.
2. On select models, the computer can be reset
using the standby switch and either the lid
switch or the main power switch.
N
Go to
"Flowchart
2.8—Nonfunctioning
Docking Device (if
applicable)."
Maintenance and Service Guide
N
Go to
"Flowchart
2.3—No Power,
Part 2."
N
Go to
"Flowchart
2.4—No Power,
Part 3."