4 Troubleshooting
Solving common problems
The following tables list possible problems and the recommended solutions.
General use and connection problems
Problem Possible cause Solution
The power light is off. The docking station is not connected to
AC power.
Connect the power cord to the docking
station and to an AC outlet.
The ports or jacks on the docking station
are not working.
The docking station is not connected to
AC power.
Connect the power cord to the docking
station and to an AC outlet.
The docking station is not connected to
the computer correctly.
Disconnect the USB cable from the
computer, and then reconnect it.
The error message The requested
allocation size was too large is
displayed.
The screen resolution is set higher than
the maximum limit.
Set the screen resolution to no higher
than 1600 x 1200 or 1680 x 1050.
Audio problems
Problem Possible cause Solution
An audio device connected to the audio-
out (headphone) jack on the computer
does not produce sound.
An audio device is connected to the
headphone jack on the docking station.
Using the headphone jack on the
docking station mutes sound through the
computer.
Disconnect the audio device from the
docking station.
A microphone connected to the audio-in
(microphone) jack on the computer does
not work.
A microphone is connected to the
docking station. Using the microphone
jack on the docking station mutes sound
through the computer.
Disconnect the microphone from the
docking station.
Video problems
Problem Possible cause Solution
A video device connected to the VGA
external monitor port on the docking
station does not work.
Video devices are connected to both the
DVI external monitor port and to the VGA
external monitor port.
Disconnect the video device from the
DVI external monitor port.
16 Chapter 4 Troubleshooting
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