21
MXD662B 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
NO SUPPORT appears on 
display
AninvalidID3tagversionispresent Version1.0to2.0ID3tagsare
supported.
Troubleshooting - General