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CM715K
Troubleshooting
Problem Cause Corrective Action
Does not operate (display
does not light)
Not all speakers operate
Blows fuses
ER-1 appears on display
ER-2 appears on display
ER-3 appears on display
Can’t find cause of problem
No power to yellow wire
No power to red wire
Inline fuse blown
Incorrect splices or connections
Speaker wires shorting to chassis
ground or to each other
Power wire shorting to ground
Speaker wires shorting to ground
Incorrect fuse
Disc reading malfunction
Disc loading or eject malfunction
High temperature
Check connection
Check vehicle fuse
Replace fuse
Check all splices and connections
Check splices, insulate all bare wires
Insulate wire
Insulate wire
Install fuse of correct rating
Try a different disc. The disc may be damaged
or dirty
Press RESET button
Insert a disc and try again
Wait until temperature returns to normal
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
Untitled-3 4/10/99, 7:38 PM12