Circuit Boards Location - Sony CDX-C680 Service Manual

Pin No. Pin Name I/O
114 AMSON O Tape AMS control output (Not used in this set.)
115 DOLBC I/O Tape DOLBY B/C select control input/output (Not used in this set.)
116 DOLBY I/O Tape DOLBY control input/output (Not used in this set.)
117 CSV-NAR I Not used in this set.
118 LEDON O Front panel LED control output
119 VSS — GND
120 POWON O System power control output
Pin Description
– 35 –

4-2. CIRCUIT BOARDS LOCATION

tuner unit
(TU10)
DISC IN SW board
LOAD SW board
KEY board
SUB board
LIMIT SW board
SERVO board
MAIN board
RELAY board
– 36 –