Sharp LC-26DV200E - Page 32

TROUBLESHOOTING GUIDE
THE PICTURE DOES NOT
APPEAR
Does backlight shine?
Is CD2801 connected? Connected CD2801.
Is there voltage at pins 1,
2, 3, 4 and 5 of CP3803
24V?
Check IC3802, T3801, D3822
and peripheral circuit.
Yes
No
No No
Yes
Yes
Yes
No
Check Q3012 and
peripheral circuit.
Is there voltage at pins
27, 28, 29 and 30 of
CP2804?
E-3
Is there signal at pins 6,
7, 9, 10, 12, 13, 15, 16,
18 and 19 of CP2804?
Change V2801(PANEL).
Change DIGITAL PCB.
No
Yes
Yes
E-3