Trouble Shooting Table - Sharp XG-MB50X Serviceanleitung

XG-MB50X
XR-11XC
XR-10X/S
XR-20X/S
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
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

TROUBLE SHOOTING TABLE

NO
Has P1701 come off or is it
loose?
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".
YES
NO
30
Fully insert the connector.