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3M™ Wireless Communication System Model XT-1
Store Manager Operating Instructions
November 2011 -
Revision 1.8
Page 38 of 65
Troubleshooting
General Troubleshooting
Problem
Possible Cause
Solution
No communications. All headsets have
green LED is flashing.
The base station has lost power.
Make sure the power transformer is plugged into
the wall outlet and into the base station power
receptable. If the LCD display does not come on,
check for power at the wall outlet.
Headsets are not registered to Base
Station.
Register Headsets
The base station is defective
Call for authorized service.
A single headset has green LED
flashing
Headset is not registered to base station. Register the headset.
Defective headset
If the other headsets register OK, the single
headset needs repair.
Headset has lost reception to the base
station
Move to a line-of-sight location to establish
communications again
No vehicle alert tone in all headsets.
No power to the external vehicle detector. Plug the vehicle detector into power outlet or
replace the detector fuse.
Vehicle detector is “locked up”
Remove power to vehicle detector for a few
seconds to reset the detector.
The base station alert tone volume is set
too low.
Adjust alert tone volume.
System is in Always On order taking
mode.
Change the talking mode.
All headsets will not go into Standby
(silence) when the vehicle leaves the
menu sign.
This is normal when a pulse (air switch)
type of vehicle detector is used.
Press the Page switch to silence the menu
microphone.
There is a large metal object near the loop
in the driveway (if a loop is used).
Remove the object.
The Loop detector is “locked up”
Unplug the look detector from the AC outlet and
plug it back in to reset the detector.
Defective vehicle detector.
Call for authorized service.
System is in Always On order taking
mode.
Change the talking mode.
Audio on all headsets cuts out or is
interrupted
The Backup Intercom is on (the switch is
engaged).
Disengage the Backup Intercom switch on the
base station
Loose or frayed wiring.
Call for authorized service
Poor location of Base Station antennae
(behind large metal objects, too far from
work are, ect).
Relocate the Base Station, or antennae.
Inbound audio cuts out (but outbound
audio is okay)
The AEC level is too high
Reduce the AEC level.
The headset is too close to loud ambient
noise.
Move the headset away from sources of loud
ambient noise.
No Talk or listen from the menu
sign when using the backup wired
intercom. The 3M™ Wireless
Communication System Model XT-1
works OK.
The backup switch on the base station is
not in the correct position.
Turn the backup switch ON.
No power to the backup intercom.
Turn the backup intercom on or plug in its power
transformer.
The volume controls are set too low on
the backup intercom.
Turn the volume controls up.