Sony CA-755, Maintenance Manual

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1-7 (E)
CA-755/755P
S4 (S4-1 to S4-4) and S6 : INCOM CONTROL MODE select switches
( ) in parentheses : Factory settings
S4-1 S4-2 S4-3 S4-4 S6 Block Diagrams Descriptions
(OFF) (OFF) (OFF) (OFF) (OFF) For normal use
OFF ON OFF OFF OFF PGM signal is added to INCOM signal
output.
OFF OFF ON OFF OFF INCOM signal is added to PGM signal
output.
OFF OFF OFF ON OFF INCOM signal is output as both INCOM and
PGM outputs.
OFF ON ON OFF OFF Mixed signal of INCOM and PGM is output
as both INCOM and PGM outputs.
ON OFF OFF OFF OFF INCOM LEVEL control adjusts audio levels
of INCOM and PGM and PGM LEVEL
control adjusts a mixed ratio between them.
OFF OFF OFF OFF ON Mixed signal of INCOM and PGM is output
as both INCOM and PGM outputs.
ON OFF OFF OFF ON Mixed signal of INCOM and PGM is output
as both INCOM and PGM outputs.
INCOM LEVEL control adjusts audio levels
of INCOM and PGM and PGM LEVEL
control adjusts a mixed ratio between them.
S5
Selects the signal output at the headphone.
INCOM : INCOM signal
MIX
: Mixed signal of INCOM and PGM
PGM : PGM signal
Factory setting : MIX
INCOM
INCOM
OUT
PGM
PGM
OUT
INCOM LEVEL
PGM LEVEL
INCOM
PGM
INCOM
PGM
INCOM
(PGM)
INCOM
PGM
INCOM
PGM
INCOM
LEVEL
PGM
LEVEL
INCOM
PGM
1-4. Internal Switch Settings
INCOM
PGM