17
Troubleshooting
XDM7615
OPERATION
Problem
Cause
Action
Unit will not turn on
(no power)
Yellow wire not connected or incorrect
voltage Red wire not connected or
incorrect voltage
Check connections for proper
voltage (11~16VDC)
Black wire not connected
Check connection to ground
Fuse blown
Replace fuse
Unit has power
(but no sound)
Speaker wires not connected
Check connections at speakers
One or more speaker wires touching each
other or touching chassis ground
Insulate all bare speaker wires
from each other and chassis
ground
Unit blows fuses
Yellow or red wire touching chassis
ground
Check for pinched wire
Speaker wires touching chassis ground
Check for pinched wire
Incorrect fuse rating
Use fuse with correct rating
Excessive skipping
Unit is not mounted correctly or backstrap
is not secure
Check mounting sleeve and
backstrap support
Physical defect in media (CD, CD-R or
CD-RW)
Check media for scratches
ERROR-01 appears
on display
Disc read error
Press eject or RESET
ERROR-02 appears
on display
Focus error or disc is in upside down
Press eject or RESET
PROTECT appears
on display
The WMA file is copy-protected by DRM
(Digital Rights Management)
Write disc using WMA files that
are not copy-protected
NO FILE appears
on display
Selected file is not available in direct or
alphanumeric search modes
Repeat search using valid
parameters
INVALID appears
on display
The file format is incompatible
Write disc using valid audio
files with .mp3 or .wma file
extensions
Unit will not accept
a disc
CD mechanism position out of alignment
Press and hold EJECT
for 3
seconds to reset CD mechanism
position
CD transit screws still in place
Remove 2 transit screws located
on top of the unit
