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.
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