-45-
Troubleshooting
No Sound
Check IC5001 and peripheral circuit.
Check 5V_AUDIO, 9V power supply.
Check if the audio sig-
nal is observed at pins
10 and 21 of IC5001.
Check audio output circuit.
Check speaker, connection of the terminals “K8F”
Yes
No
Check following steps.
Check IC5031 and peripheral circuit.
Check the Mute signal at pin 1 of IC5031. The Mute signal is output
from pin 144 of IC 301<System Control>.
Mute-On: H at pin 144 of IC301, L at pin1 of IC5031
Check if the audio sig-
nal is observed at pins 5
and 8 of IC5031.
Yes
No
Содержание PLC-XU70
Страница 51: ... 51 BA7078 Sync Separator IC5301 IC Block Diagrams BA9743 DDC Control IC5651 ...
Страница 52: ... 52 IC Block Diagrams L3E6100D D A S H LCD Driver IC501 IC531 IC561 FA5502 P F Control IC621 ...
Страница 53: ... 53 IC Block Diagrams L3E07072 LCD Driver Gamma Correction IC401 M62398 D A IC3531 ...
Страница 54: ... 54 IC Block Diagrams STR Z2156A Power Switching IC631 NJW1141 Audio Control IC5001 ...
Страница 55: ... 55 uPD64012 Video Decoder IC101 IC Block Diagrams ...
Страница 75: ...MS5 XU7000 75 Electrical Parts List Key No Part No Description Key No Part No Description ...
Страница 80: ...MS5 XU7000 80 Mechanical Parts List 80 L11 L08 L12 L16 L04 L17 L10 L06 L03 L05 In the Optical Unit ...
Страница 82: ... MS5A Aug 2005 BB 400 Printed in Japan SANYO Electric Co Ltd ...
Страница 86: ...Diagrams Drawings MS5 XU7000 ...