28
X2DMA400 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
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
NO SUPPORT appears 
on display AninvalidID3tagversionispresent Version1.0to2.4 ID3tagsare
supported.
Troubleshooting - General