Troubleshooting Table - Sharp XV-Z2000 Service Manual

TROUBLESHOOTING TABLE

Checking the basic operation
Does the power LED light up or flash in
red or green?
YES
Does the set function with its keys or the
remote controller?
YES
Does the cooling fan rotate, and the lamp
turn on?
YES
Is the user menu displayed?
YES
Does the analog RGB input function
normally?
YES
Does the component input function
normally?
YES
Does the VIDEO input function normally?
YES
Does the DVI input function normally?
YES
Does the RS-232C function?
YES
Does the autofocus function?
YES
End.
NO
Go to "Checking the power supply system"
and "Checking the power unit".
NO
Go to "Checking the peripheral circuits of
the microprocessor".
NO
Go to "Checking the lamp light-up".
NO
Go to "Checking the peripheral circuits of
the formatter".
NO
Go to "Checking the RGB input".
NO
Go to "Checking the component".
NO
Go to " Checking of VIDEO input ".
NO
Check the DVI circuit and its peripheral
circuits.
NO
Go to "Checking RS-232C".
NO
Go to "Checking the IRIS, FOCUS and
ZOOM motors".
33
XV-Z2000
DT-400