TROUBLESHOOTING

SYMPTOM

CAUSE

SOLUTION

No power

No +12V accessory, No

Replace circuit fuse, monitor has protection

 

ground, mis-wired/reversed

device built-in/reset, check ground connection,

 

 

verify power is being supplied

 

 

 

Video/No audio

White audio trigger wire

Connect to +12V ACC or reverse light circuit,

 

not powered, Volume adjust

turn volume adjustment up

 

down

 

 

 

 

Monitor does not

Blue standby wire not powered

Connect to reverse circuit +12V

activate in

 

 

Standby reverse

 

 

trigger

 

 

 

 

 

Negative/dark

Low voltage, Brightness

Check voltage power and ground connections,

video image

adjustment down

turn brightness adjustment up

 

 

 

No video/no audio

Camera connection

Check camera input selection, connection to

 

 

camera and junction box, correct camera

 

 

connection/plugged incorrectly

 

 

 

Vehicle battery

+12V ACC (red wire)

Provide +12V ACC (red wire) power from

drained

connected to vehicle battery

switched circuit

 

 

 

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ASA Electronics AOM701 owner manual Troubleshooting, Symptom Cause Solution