Chapter 5. Troubleshooting Table; Troubleshooting Table - Sharp PG-F320W Service Manual

CHAPTER 5.
PG-F320W

TROUBLESHOOTING TABLE

[1] 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
Lamp does not turn on or it turns off in
a short time.
NO
Nothing is displayed or white vertical
line noise appears.
NO
Colors are not displayed normally.
Color deviation and color fluctuation
occur.
NO
Are RGB and component input
displayed normally?
YES
Is VIDEO input displayed normally?
YES
Is S-VIDEO input displayed normally?
YES
END
NO Has P1701 come off or is it loose?
NO
NO Go to "Main PWB check".
YES Go to "Checking the lamp light-up".
YES Go to "DMD system check".
YES Check PHOTO SENSOR circuit.
NO Go to "RGB and component signal
check".
NO Go to "VIDEO input check".
NO Go to "S-VIDEO input check".
5 – 1
Service Manual
YES
PG-F320W
Fully insert the connector.