3M c960 User Manual

Troubleshooting Guide
3Mt Headset Intercom System, Model C960
System Troubleshooting
To use this troubleshooting guide, locate the problem in the leftcolumn andlook forthe problem’s possible
causesandcorrectionsinthemiddleandrightcolumns. Possiblecausesare listedintheorderinwhichtheyare
most likely to happen. Check for possible causes in the given sequence to help isolate the problem.
Problem Possible Cause Solution
1. No communications. All
headsets hear static.
1. The base station is not ON. 1. Turn the base station ON.
Make sure the power
transformerisplugged intothe
wall outlet and into the base
station power receptacle. If
the red power light does not
come on, check for power at
the wall outlet.
2. Base station and headsets are
not programmed to same
channel.
2. Reprogram the headsets with
the programming cable.
3. The Base Station is defective. 3. Call for authorized service.
2. A single headset hears
static.
1. Headset is not programmed to
same channel as base station.
1. Reprogramtheheadsetwiththe
programming cable.
3. A single headset hears static.
Programming cable has no
effect.
1. Defectiveprogrammingcable. 1. Try to program other headsets
with the same cable. If they
won’t program, replace the
cable.
2. Defective headset. 2. If the other headsets program
OK, the single headset needs
repair.
4. A single headset is dead. No
static is heard.
1. The headset is not turned on. 1. Press the ON button.
2. The battery is discharged. 2. Replace thebatterywithafully
charged one.
3. The headset is defective. 3. Call for authorized service.
5. No vehicle alert tone in
headset.
1. No power to the vehicle
detector.
1. Plug the vehicle detector into
power outlet or replace the
detector fuse.

3M c960 Specifications

General

Brand	3M
Model	c960
Category	Intercom System
Language	English