Managing Hardware Setup
Troubleshooting Microphones
Use the information in
Table 9-5
Troubleshooting Microphones
Problem
Sound is muffled.
No sound registers.
Microphone icon with red pipe
displays.
Microphone icon with question
mark displays.
Sound registers at the wrong
microphone.
Cisco TelePresence System Release 1.6 Administration Guide
9-22
Table 9-5
to troubleshoot microphones.
Possible Cause
Something near or on the
microphone is distorting the
sound.
Microphone cable is not
connected or is only partially
connected.
Microphone is not connected.
One of the microphones is
unplugged.
One of the microphones is
unplugged.
Microphone cable is not
connected to its corresponding
codec.
Chapter 9
Troubleshooting the CTS 3010 and CTS 3210
Possible Solution
Move objects away from the microphone.
Check that the system is plugged in and power is
•
on.
Check that the microphone plug is firmly seated in
•
the correct connector on the primary codec.
Check that the mute light on each microphone is lit.
•
An unlit light indicates that the microphone is not
plugged in.
•
Lightly tap the microphone to see if sound
registers.
•
Contact Cisco technical support if you are certain
that the cabling is correct and power is applied to
the system, but no sound registers on the
microphone.
Check that the microphone is properly plugged in.
Check that the microphone is properly plugged in.
Check that the cable from the microphone is
•
plugged into the correct receptor on the codec.
Plug all microphones into the primary codec.
•
OL-13676-05