®

CM715K

Troubleshooting

Problem

Cause

Corrective Action

 

 

 

Does not operate (display

No power to yellow wire

Check connection

does not light)

No power to red wire

Check vehicle fuse

 

 

 

 

Inline fuse blown

Replace fuse

 

 

 

Not all speakers operate

Incorrect splices or connections

Check all splices and connections

 

 

 

 

Speaker wires shorting to chassis

Check splices, insulate all bare wires

 

ground or to each other

 

 

 

 

Blows fuses

Power wire shorting to ground

Insulate wire

 

 

 

 

Speaker wires shorting to ground

Insulate wire

 

 

 

 

Incorrect fuse

Install fuse of correct rating

 

 

 

ER-1 appears on display

Disc reading malfunction

Try a different disc. The disc may be damaged

 

 

or dirty

ER-2 appears on display

Disc loading or eject malfunction

Press RESET button

 

 

Insert a disc and try again

 

 

 

ER-3 appears on display

High temperature

Wait until temperature returns to normal

 

 

 

Can’t find cause of problem

 

Call Jensen Technical Assistance

 

 

(1-800-323-0221)

 

 

 

Reset Button

In case of abnormal operation:

Use a pencil tip (or other non-metallic object) to press the RESET button.

Reset

button

RESET

RESET

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Jensen CM715K specifications Troubleshooting, Reset Button