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Troubleshooting
No Sound
Refer to Schematic Diagram or Chassis Block Diagram, find out the part of trouble.
In advance check the setting mode according to Instruction Manual.
All mode?
Check around IC031 in Audio Unit.
Yes
No
PC1, PC2(AV4)
AV1, AV2
Is there
sound signal from
headphone
No
(Speaker output
is O.K.)
No
Yes
Yes
Is there
sound signal from
monitor out
Check around IC1001 in Audio Unit.
Check the line from monitor out to speaker
via IC002, IC003, IC001, IC121and IC071
in Audio Unit.
Check around IC1002 in Main Unit. Also check
the line from IC1001 to PC1 or AV4 via IC1002.
Check the line from
IC1001 in Main Unit
to AV1 or AV2.
Содержание PDP-32H1A
Страница 33: ... 33 Main Scaler IC301 PW365 IC Block Diagrams Sync Processor IC8971 LA7217 T TRM ...
Страница 34: ... 34 Sync Processor IC1201 BA7078AF IC Block Diagrams RGB Component Switch IC1123 24 BA7657F ...
Страница 35: ... 35 Audio Video Switch IC1001 CXA1845Q IC Block Diagrams ...
Страница 36: ... 36 Audio Control IC001 CXA2013N Q Sound IC002 MM1369BD IC Block Diagrams ...
Страница 37: ... 37 BBE IC121 NJM2155M IC Block Diagrams Digital AMP IC071 TA1101B ...
Страница 63: ... Memo ...
Страница 64: ...DEC 2001 335 Printed in Japan SANYO Electric Co Ltd ...