Installation manual

Solution 3: Set the Main Station or Power Supply termination switch for that channel to the ON
position.
Cause 4: A headset extension cord was used.
Solution 4: Headset extension cords are not recommended.
Problem: Excessive crosstalk
Cause 1: High DC resistance in ground return.
Solution 1: Use heavier cable; add additional conductor(s) to ground return.
Cause 2: MULTI-CHANNEL cable pairs are not individually shielded.
Solution 2: Replace cable with individually shield pairs.
Cause 3: Headset cables are not wired properly or shielded properly.
Solution 3: Correct wiring. Use headsets with properly shielded wiring.
Problem: Program signal sounds distorted.
Cause: Overload of Program Input circuit.
Solution: Reduce Program Input level or reduce the gain of the program signal at the source,
such as an audio mixer.
Problem: Call signals do not function.
Cause 1: Excessive DC loading of intercom line.
Solution 1: Remove any audio transformers or other equipment which may be connected
across the intercom line. If equipment other than Clear-Com intercom equipment
must be connected to the intercom line, please contact Clear-Com application or
service personnel for advice.
Cause 2: Far too many terminations on the intercom line.
Solution 2: Check all Main Stations and Power Supplies to make sure each intercom channel
is terminated at only one point .
Clear-Com System Installation Manual
19