Troubleshoot

Basic Unit Operation

MP3

iPod

Troubleshooting

Problem

Cause

Solution

Unit will not turn on

Yellow wire not connected or incorrect voltage

Check connections for proper voltage (11~16VDC)

Red wire not connected or incorrect voltage

(no power)

 

Black wire not connected

Check connection to ground

 

 

Fuse blown

Replace fuse

Unit has power

Speaker wires not connected

Check connections at speakers

One or more speaker wires touching each other

Insulate all bare speaker wires from each other and

(but no sound)

or touching chassis ground

chassis ground

 

 

 

 

 

Yellow or red wire touching chassis ground

Check for pinched wire

Unit blows fuse

Speaker wires touching chassis ground

Check for pinched wire

 

Incorrect fuse rating

Use fuse with correct rating

Unit has audio

Parking brake safety circuit not connected

Check connections at parking brake

(but no video)

Parking brake not applied

Apply parking brake

No video display

Reverse circuit not connected

Check connections at reverse lamp

Select reverse gear

(when in reverse)

Vehicle is not in reverse

 

 

 

 

DVD does not start playback

Physical defect in media

Check media for scratches

Wrong region

Use discs labeled "Region 1" or "All" only.

 

IR remote does not work

Dead battery

Replace battery

 

 

 

Excessive skipping

Unit is not mounted correctly

Check mounting sleeve

 

 

Physical defect in media

Check media for scratches

 

ERR-DISC appears on display

Focus error or disc is in upside down

Press eject or RESET

 

 

 

Region code error appears

Region code error

Use only DVDs labeled “Region 1” or “All” only.

on display

 

 

Front panel will not open/close

Front panel obstructed

Remove the obstacle and press OPEN again to

resume the monitor open/close sequence.

 

 

 

Auto antenna is not fully extended

Connect the auto antenna control cable properly

 

 

 

Weak station searching

Auto antenna not properly connected

Connect the auto antenna control cable properly

 

 

 

 

Local function is activated

Turn LOCAL function OFF

 

 

 

Unit resets itself when engine

Incorrect connection between ACC and positive

Check wiring and correct

is off

battery wire

 

 

Disc is dirty or scratched

Clean disk or replace

 

Interruption during playback

 

 

File is damaged/bad recording

Recreate disc with good files

 

 

 

 

Incorrect playback message

Message is longer than LCD can display.

 

displayed

 

 

iPod source not available

Incorrect cable connections

Check connection of the inport adapter to rear of radio

 

 

or connection of iPod to inport adapter

 

 

 

Cannot see video and photo

Wrong iPod Video Settings

Change iPod video settings to TV Out

media on TFT screen

 

Check yellow RCA cable from the inport adapter to the

 

 

radio

All other errors

 

Refer to the iPOD FAQ section on the website

 

 

 

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OEM Systems CH-4100 operation manual Troubleshooting, Problem Cause Solution