Chapter 5. Troubleshooting Table; Troubleshooting Table - Sharp XR-30S Service Manual

XR-30S/XR-30X/XG-F210X
CHAPTER 5.
XR-30S

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