19
DCBT304U OPERATION
Troubleshooting
Problem Cause Action
Unit will not turn on
(no power)
Yellowwirenotconnectedorincorrect
voltageRedwirenotconnectedor
incorrectvoltage
Checkconnectionsforproper
voltage(11~16VDC)
Blackwirenotconnected Checkconnectiontoground
Fuseblown Replacefuse
Unit has power
(but no sound)
Speakerwiresnotconnected Checkconnectionsatspeakers
Oneormorespeakerwirestouching
eachotherortouchingchassisground
Insulateallbarespeakerwires
fromeachotherandchassis
ground
Unit blows fuses
Yelloworredwiretouchingchassis
ground
Checkforpinchedwire
Speakerwirestouchingchassisground Checkforpinchedwire
Incorrectfuserating Usefusewithcorrectrating
Excessive skipping
Unitisnotmountedcorrectlyor
backstrapisnotsecure
Checkmountingsleeveand
backstrapsupport
Physicaldefectinmedia(CD,CD-Ror
CD-RW)
Checkmediaforscratches
ERR FILE appears
on display
Discreaderror PressejectorRESET
Focuserrorordiscisinupsidedown PressejectorRESET
TheWMAfileiscopy-protectedbyDRM
(DigitalRightsManagement)
WritediscusingWMAfilesthat
arenotcopy-protected
NO FILE appears
on display
NoplayableMP3/WMAfilesfoundon
thedevice
Checkthedeviceforvalid
MP3/WMAfiles
Unit will not accept
a disc
CDmechanismpositionoutof
alignment
Press EJECT toresetCD
mechanismposition
CDtransitscrewsstillinplace
Remove2transitscrews
locatedontopoftheunit
NO SUPPORT appears
on display
AninvalidID3tagversionispresent
Version1.0to2.0ID3tagsare
supported.