Polycom iPower 600 User Manual page 61

iPower Collaboration System Tips and Troubleshooting
56
Problem
No thumbnail or blank thumbnail or
Video Readiness indication
No video (VGA) output (blank VGA
monitor)
Corrective Action
• Make sure that the video source is turned on.
If you are using a laptop with or without an
ImageShare or ImageShare II:
- Make sure that the laptop is selected as the
source of input in the Collaboration
application.
- Make sure that your laptop is enabled to
send to an external screen (as you would
do if you connected a projector to your
laptop). Note that the laptop is added to the
People and Content list.
- Make sure that the laptop screen resolution
is set to 480x640, 600x800, or 1024x768.
If you use a screen resolution of
1024x768, make sure the refresh
Note
frequency is set to 75 Hz or lower.
• From the Hardware Diagnostics application,
start Automated Testing. If the test passes,
the video board is good.
• From the Hardware Diagnostics application,
click Test Video and select the appropriate
video source. If no source is detected, do the
following:
1. Unplug the camera video cable and then
plug it in again, or turn off the Camera and
Microphone module, unplug the video
cable, and then plug it in again.
2. Replace the video cable.
3. Change the cable connections.
4. If the test fails, the video board is faulty. Call
for service.
• If the problem persists, call for service.
• Check all video and power cable connections
to and from the VGA monitor.
• Check the brightness setting on the monitor to
be sure that it is not set to one extreme or the
other.
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