Hitachi 50VF820 Service Manual page 95

2-18 TROUBLESHOOTING FLOW CHARTS
(3) No HDMI digital audio
NO
BACK TO ADJUSTMENTS
Start
Ensure power at pin
19 and 20 of PHS2.
OK
Ensure that SPDIF
at pin 15 of PHS1.
NG
Ensure that SPDIF
at pin 5 of IJ04.
NG
HDMI 1?
YES
Ensure that SPDIF
at pin 4 and 15 of IJ04 .
NG
Ensure that SPDIF
at pin 29 of IJ03.
NG
IJ03 defect
Ensure that SPDIF
at pin 1 and 2 .
NG
Ensure that SPDIF
at pin 29 of IJ09.
NG
IJ09 defect
SIgnal PWB or Signal Power PWB defect
NG
Signal PWB defect
OK
OK
OK
OK
OK
OK
95
LC58/LC58E
RJ56 defect
IJ04 defect
RJ51 defect
IJ04 defect
RJK3 defect