Minor Issues - Polycom V500 Administrator's Manual

Symptom
The people at the far site
cannot hear you.
The headphones do not
operate properly.

Minor Issues

Symptom
Picture is blank on the main
monitor.
Picture freezes frequently
during an IP call.
Picture freezes frequently
during an ISDN call.
Picture is slow or jerky.
No picture in the PIP window
© Polycom, Inc.
Cause
The people at your site are too far
from the system's microphone.
Your system's microphone is muted.
System's microphone does not work
The headphone cable connector is
not fully seated.
The issues in this table do not prevent meaningful communication, but detract
from the videoconference experience.
Cause
The system goes to "sleep" after a
period of inactivity.
There is too much traffic on the LAN.
Check the error count on the Call
Statistics screen.
Too many network line transmission
errors. Check the error count on the
Diagnostics > Call Statistics screen
to verify this.
Network interface cable may be bad.
Only one 64 Kbps channel is
connecting in your call.
The system is receiving video that
includes a large amount of motion.
Too many network line transmission
errors. Check the error count on the
Diagnostics > Call Statistics screen
to verify this.
The lens cover is closed.
Chapter 7 - Diagnostics and General Troubleshooting
Solution
Move closer to the system.
Check your system for one or more of
these mute indications:
• Near site mute icon on the screen
• System indicator is red
To unmute the system, press the
Mute button on the remote control.
Contact your Polycom reseller.
Connect the headphone cable, making
sure it is fully seated.
Solution
Pick up the remote control to wake up the
system.
Go to Admin Settings > Network > IP
Network > Quality of Service and enable
dynamic bandwidth.
Try the call again.
Replace the cable.
Check the ISDN number of the far site.
Ask the far site to call your site.
A background with less motion provides a
better, smoother video picture.
Try the call again.
Open the lens cover.
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