Sharp LC-26SH12U Service Manual page 25

THE COLOR DOES NOT
APPEAR
No
Is setting of color
normal?
Yes
Is the color signal
received?
Yes
Yes
Is there color signal at
pins A9 and A13 of
IC2401?
No
Is there color signal at
pins 33 and 35 of
IC701?
Yes
Check IC701 and
peripheral circuit.
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TROUBLESHOOTING GUIDE
No
No
E-5
Adjust the color.
Receive the color signal.
Change DIGITAL PCB.
Check Q701,Q702 and
peripheral circuit.