HP EXPANSION BASE 344524-001 User Manual
Page 17
Troubleshooting
Maintenance and Service Guide
2–3
Table 2-2
External Device Problems and Solutions
Problem
Possible Cause
Solution
A new device is not
recognized as part
of the notebook
system.
The device cable or power
cord is loose.
■
Test the device first by
plugging it into the
appropriate notebook
connector. Note that
composite TV out and
serial connectors are not
supported on the
notebook.
■
Ensure that all cables are
securely connected to
the device and the
Expansion Base.
■
Ensure that all power
cords are securely
connected to the device
and to an electrical
outlet.
Device cabling is incorrect. Ensure that the device cable
is in the correct connector on
the Expansion Base.
The device was connected
while the system was on.
Turn off the notebook, turn
on the device (if applicable),
and then turn on the
notebook.
Device drivers may need
to be installed on the
notebook.
Install drivers according to
the device manufacturer’s
instructions.
If the above solutions are
unsuccessful, the system
board may be
malfunctioning.
Replace the system board.