3M C960SL, Руководство по эксплуатации

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Model C960SL Troubleshooting

3M 2003 19
Problem Possible Cause Correction
Transceiver packs do not go into
standby (silence) when the vehicle
leaves the menu sign. This is normal when an “air switch”
type of vehicle detector is in use. Momentarily press the PAGE
switch to return to standby.
There is a large metal object over
the loop in the driveway (if a loop is
used). Remove the metal object.
Defective vehicle detector. Call for authorized service.
The monitor speaker does not
operate. The base station internal monitor
volume control is turned too low. Increase the monitor speaker
volume setting (Store manager
only).
No vehicle alert tone in headset. The vehicle detector module is not
plugged into the power outlet. Plug the vehicle detector module
into the power outlet.
The internal base station alert tone
volume control is set too low. Call for authorized service.
Defective base station or vehicle
detector module. Call for authorized service.
No communication to or from the
customer when using the backup
intercom. The base station is not turned OFF. Turn the base station OFF.
No power to the backup intercom. Turn the backup intercom ON
and/or plug its power transformer
into the wall outlet.
The volume controls on the backup
intercom are turned too low. Turn the volume controls up to
increase volume.
Defective backup intercom. Call for authorized service.
“Low battery” tones are heard in
compact earset despite newly
charged battery. Dirty contacts on the battery,
transceiver pack, or in the battery
charger. Clean the battery contacts with
alcohol.
Defective battery. Replace the battery.
Defective transceiver pack. Call for authorized service.
No TALK or LISTEN with known
good transceiver pack. System problem. Call for authorized service.
Low volume from transceiver pack
to customer and other compact
earsets. Compact earset earphone not
positioned properly on operator’s
ear. Reposition earphone
(see “Positioning the Earphone” on
page 7 for proper placement)