The Picture Does Not Appear - JVC LT-22HG45E Service Manual

THE PICTURE DOES NOT
APPEAR
Does backlight shine?
Yes
Is there voltage at
pin2 12VDC?
Yes
Is there voltage at pin7
of IC 7001 5VDC?
Yes
Change IC 7001.
TROUBLESHOOTING GUIDE
No
No
No
Check IC7001 and peripheral
circuit.
Check D514 and L503 and
peripheral circuit.
Check R7003 and peripheral
circuit.