HP Compaq Presario,Presario R4000 Maintenance And Service Manual page 44

Troubleshooting
Flowchart 2.8—Nonfunctioning Docking Device
(if applicable)
Nonfunctioning
docking device.
Reseat power
cord in docking
device and
power outlet.
Check voltage
setting on docking
device.
Reset monitor
cable connector at
docking device.
Docking
device
operating?
N
Remove notebook,
replace docking
device.
2–16
Y
Done
Reinstall
notebook into
docking device.
Docking
device
operating?
N
Test replacement
docking device with
new notebook.
Maintenance and Service Guide
Y
Done