Vision AV-1800 User Manual

13
AV-1800_manual_en.doc
NOTE: Auto-Standby activates after 30 minutes of mute or no operation. Any adjustment turns
standby off.
TROUBLESHOOTING
If your system is not operating properly, please refer to the following information. If the
problem persists, disconnect from power and contact your AV reseller immediately.
Problem
Correction
No Sound
• Turn off and check connections.
• Check output level from sources. For example, laptop
volume.
Microphone quiet
• Some microphones have a gain switch. Consult the
manual.
No Power light
• Check power connections
• Abnormal load. Turn power off, disconnect some
speakers and test again
Distortion
• Input gain too high
• Volume too high
• Loudspeakers may be worn or damaged
Feedback
• Turn microphone down, or move away from speakers
Sound only coming out
one side
• Turn off and switch output connections.
If the side changes the amplifier is okay – the fault is
with the speakers.
• Switch input connections and check input cabling.

Vision AV-1800 Specifications

General

Brand	Vision
Model	AV-1800
Category	Amplifier
Language	English