Sharp XR-1X Service Manual

45
XR-1X
End
YES
Check S-VIDEO terminal
and peripheral circuits of
Q3361.
YES
End
YES
Check VIDEO terminal and
peripheral circuits of
Q3301.
NO
Check S-VIDEO terminal
and peripheral circuits of
Q3351.
NO
Check IC3302, IC3301 and
peripheral circuits.
NO
Check IC1734 and
peripheral circuits.
NO
Check IC1773 and
peripheral circuits.
NO
S-VIDEO (INPUT 2)
check
Send S-VIDEO signal from
INPUT 2. Use buttons on
the main unit or the remote
control to select INPUT 2.
Is image displayed
normally?
Is image displayed in black
and white?
NO
VIDEO (INPUT 3) check
Send VIDEO signal from
INPUT 3. Use buttons on
the main unit or the remote
control to select INPUT 3.
Is image displayed
normally?
Is VIDEO signal sent to
C3308?
NO
Is S-VIDEO signal (Y) sent
to R3356?
NO
Is 1.9 V applied to
TL3303?
YES
Is 3.3 V applied to
TL1734?
YES
Is 1.5 V applied to
TL1773?
YES
Check IC3301 and
peripheral circuits.
YES

Sharp XR-1X Specifications

General

Brand	Sharp
Model	XR-1X
Category	Projector
Language	English