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Troubleshooting the Dell Thunderbolt Docking
Topics:
•
Symptoms and solutions
Symptoms and solutions
Table 17. Symptoms and solutions
Symptoms
1. No video on the monitors that are attached to the High
Definition Multimedia Interface (HDMI), or DisplayPort (DP) port
on the docking station.
2. The video on the attached monitor is distorted or flickering.
Suggested solutions
•
Ensure that the latest BIOS and drivers for your system and
the docking station are installed on your system.
•
Ensure that your system is connected to the docking station
securely. Try to disconnect and reconnect the docking station
to the notebook system.
•
Disconnect both ends of the video cable and check for
damaged/bent pins. Securely re-connect the cable to the
monitor and docking station.
•
Ensure the video cable (HDMI, or DisplayPort) is connected
properly to the monitor and the docking station. Ensure to
select the correct video source on your monitor (see your
monitor's documentation for more information about changing
the video source).
•
Check the resolution settings on your system. Your monitor
may support higher resolutions than what the docking station
can support. See the
information about maximum resolution capacity.
•
If your monitor is connected to the docking station, the video
output on your system may be disabled. You can enable the
video output using the Windows Control Panel or see the User
Guide of your system.
•
If only one monitor is shown, while the other is not, go to
Windows Display Properties, and under Multiple Displays,
select the output for the second monitor.
•
Using Intel graphics and using the system LCD, only two
additional displays can be supported.
•
For NVIDIA or AMD discrete graphics, the dock supports three
external displays plus the system LCD.
•
Try with a different monitor and cable that is known to be
good, if possible.
•
Reset the monitor to Factory Defaults. See the User Guide of
your monitor for more information about how to reset the
monitor to factory defaults.
•
Ensure that the video cable (HDMI, or DisplayPort) is
connected securely to the monitor and the docking station.
•
Disconnect and reconnect the monitor/s from the docking
station.
•
First power off the docking station by disconnecting the Type-
C cable and then removing the power adapter from the dock.
Troubleshooting the Dell Thunderbolt Docking Station WD19TB
Station WD19TB
Display Resolution Table
13
for more
37
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