Alto Aviation ASW-714 제품 설명서 - 페이지 11
{카테고리_이름} Alto Aviation ASW-714에 대한 제품 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Alto Aviation ASW-714 12 페이지. Aircraft cabin subwoofer
페이지 인쇄PRODUCT MANUAL
4.0
TROUBLESHOOTING
4.1
Basic Troubleshooting
Problem
No Sound
Distorted Sound
Poor Audio Quality
Noise in Audio System
Possible Cause
No output from Audio Amplifier
Wiring / connection problem
Audio output from source unit is
distorted
Loudspeaker Membrane Damage
Audio source unit controls are
improperly adjusted
Speakers are improperly installed
Vibration in aircraft fixture, grill, or
panel
Figure 4: Basic Troubleshooting
Size
Doc Type
A
PM
106511-714-4AXXXXPM
Insure Audio amplifier is
providing audio signal to
loudspeaker
Insure continuity between
amplifier and loudspeaker on
both terminals
Verify that the source unit output
has a clean undistorted signal
Inspect the Loudspeaker
membrane to insure there is no
damage and no debris is lodged
in front of the membrane
Adjust controls on audio source
unit for desired sound
Verify installation of speakers to
manufacturer specifications
Use Alto Test CD to play sweep
tones through the system,
Identify loose panel or hardware
that might be rattling and secure.
Drawing Number
Rev #
ASW-714
Possible Solution
Date
11
2
01/26/15
Page
12
of