BACK TO ADJUSTMENTS
2
.
1
8
-2
Troubleshooting for HDMI
(1) No HDMI picture
NG
Ensure Y signal at
emitter of QJ10.
OK
NG
Ensure Y signal at
input of HJ01.
Ensure Y signal at
pin 9 of PHS2.
OK
NG
Signal PWB defect
RJ93 defect
HJ01 defect
Ensure Y signal at
base of QJ10.
QJ10 defect
OK
OK
NG
Ensure Y signal at
pin 12 of IJ03.
NG
OK
IJ03 defect
RJ89 defect
Ensure power at pin
20 and 19 of PHS2.
OK
NG
Signal power PWB or Signal PWB defect
Start
HDMI 1?
YES
NO
1
LC58/LC58E
91
2-18 TROUBLESHOOTING FLOW CHARTS
Summary of Contents for 50VF820 - 50" Rear Projection TV
Page 96: ...LC58 LC58E CIRCUIT BLOCK DIAGRAM TABLE OF CONTENTS 96 ...
Page 97: ...LC58 LC58E POWER SUPPLY BLOCK DIAGRAM TABLE OF CONTENTS 97 ...
Page 98: ...CONNECTION DIAGRAM TABLE OF CONTENTS LC58 LC58E 98 ...
Page 105: ...LC58 chassis Model 50VF820 55VF820 60VF820 1 FRONT PANEL 2 REAR PANEL LC58 LC58E 105 ...
Page 106: ...LC58E chassis Model 50VG825 55VG825 60VG825 1 FRONT PANEL 2 REAR PANEL LC58 LC58E 106 ...
Page 155: ...SIGNAL PWB Solder side PRINTED CIRCUIT BOARDS BACK TO TABLE OF CONTENTS LC58 LC58E 155 ...
Page 159: ...PRINTED CIRCUIT BOARDS POWER PWB Solder side BACK TO TABLE OF CONTENTS LC58 LC58E 159 ...
Page 190: ......