Toshiba 19LV505 Service Manual page 69

(DVD SECTION)
DOES NOT DISPLAY DVD
PICTURE
Does this display
logo picture?
No
Is there signal at pins 149
and 151 of IC4001?
No
Does IC4001 gets
P.CON+3.3V and
P.CON+1.8V?
No
Check P.CON+3.3V and
P.CON+1.8V line.
TROUBLESHOOTING GUIDE
Yes
Yes
Yes
E-5
Check the disc.
Check pins 8 and 10 of
CP8501 and peripheral circuit.
Change IC4001.
19LV505/19LV506/22LV505