9

Troubleshooting

Problem Cause Action

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
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
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
Unitisnotmountedcorrectlyorbackstrapis
not secure
CD mechanism position out of alignment
CD transit screws still in place
Checkmountingsleeveandbackstrap
support
Physical defect in media (CD, CD-R or CD-
RW) Checkmediaforscratches
Press EJECT for 3 seconds to reset
CD mechanism position
Remove 2 transit screws located on top
of the unit.
Unit will not turn on
(no power)
Unit has power
(but no sound)
Unit blows fuses
Excessiveskipping
Unit will not accept
a disc
Error Codes

Error Code Cause Action

ER-1 appears on display Disc error PressejectorRESET
ER-2 appears on display Mechanism error PressejectorRESET
ER-3 appears on display Servo error or disc is in upside down PressejectorRESET
MXD254B OPERATION