19505P-43 (10-15)
3 of 3
SERIES 3800 SYSTEM TROUBLESHOOTING
Failure Mode
Possible Cause
•
U3800 Master Station not turned on.
•
Volume control turned off
(a) Remote Headset Station
No Communication
(b) Master Station
•
Microphone switch on headset turned off.
•
Master Station fuse blown.
•
Power cable line fuse blown.
•
DC power loss.
•
Headset plug not seated in headset jack.
Squeal
•
Headset on line, but not being worn, with push-to-
talk switch locked on. Microphone is probably too
close to open earphone, causing feedback.
Distortion
•
System and headset volume control set too high.
Intermittent
Communication
•
Loose connectors
Low Volume
•
Speaker's mic placement poor.
•
System volume control or headset volume control set
too low.
CARE AND MAINTENANCE
•
Headset and earseals can be cleaned with a damp cloth.
•
Store components in a clean, dry area.
•
Damaged components should be returned to the distributor or factory for service.