Cisco Systems 3000 Troubleshooting Microphones, Use -4to troubleshoot problems with microphones

Chapter 9 First-Time Setup

Setting Up CTS Components

microphones per screen, depending on the number of microphones installed. The top microphone represents the microphone in the front row; the bottom microphone icons represent the back row microphones.

•Click Microphones on the Hardware Setup window.

•Click Start to begin setup.

•Lightly tap each microphone and watch the audio meter on the corresponding display screen to see that sound registers.

•Click Refresh Microphones Status (CTS-3200s only) to update the on/off status of all microphones.

•Click Stop when setup is complete.

Troubleshooting Microphones

Use Table 9-4to troubleshoot problems with microphones.

Table 9-4	Troubleshooting Chart for Microphone Problems
Problem		Possible Cause	Possible Solution
Sound is muffled.		Something near or on the	Move objects away from the
		microphone is distorting the	microphone.
		sound.
Cisco TelePresence 3000/3200 only		Microphone cable is not	Check that the cable from the
Sound registers at the wrong		connected to its corresponding	microphone is plugged into the
microphone.		codec.	correct receptor on the codec.
			Plug all microphones into the
			primary codec.
No sound registers.		Microphone cable is not	Check that the system is plugged
		connected or is only partially	in and power is on.
		connected.	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.
Microphone icon with red pipe		Microphone is not connected.	Check that the microphone is
displays.			properly plugged in.
Microphone icon with question		One of the microphones is	Check that the microphone is
mark displays.		unplugged.	properly plugged in.

	Cisco TelePresence System 3000
9-14	OL-14521-01