Trouble Shooting Table - Sharp XG-V10XE Service Manual

Checking the PWB performance
Video input in trouble
Go to "Checking the video unit
circuit".
Checking the video system
Is the lamp on?
Yes
Is specified voltage fed to EA
connectors?
Yes
Are there signal inputs at pins (12),
(31) and (37) of SC401?
Yes
Are there signal outputs at pins (7) of
IC6014 and (7) of IC6015?
Yes
Check IC6009, IC6011,
Go to "Checking IC803
IC6014, IC6015 and their
(RGB signal output circuit)".
peripheral circuits as well
as switching circuit.

TROUBLE SHOOTING TABLE

RGB input in trouble
Feed test pattern signal from
PC.
Is specified cable connected
between PC and projector?
Yes
Is supply voltage as specified?
Yes
Does image appear?
Yes
Go to "Trouble shooting table
for PC I/F unit ".
No
No
No
No
Through-output in trouble
Through-output circuit in
trouble.
No
Use specified cable.
No
Power circuit in trouble.
No
Check the connectors, starting
from the input circuit.
Go to "Lamp fails to light-up".
Check the power circuit and its parts.
Check the input unit circuit (IC1401,
IC1402, IC1403, IC1404, IC1405
and its peripheral circuits).
39
XG-V10XE
Remote control in trouble
Go to "Checking the remote
control".