CMT-ED1, HCD-ED1, HCD-ED1A (serv.man2) - Sony Audio Service Manual (repair manual). Page 14

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GND
XOUT
XIN
RESET
TUNED
STEREO
TEST
POWDEC
REMOTE
PLL CE
PLL CLK
PLL DATAI
PLL DATAO
SERVO CK
SUB Q
DATA
MUTE D
CDPOWER
CLOSESW
FSW
SENSE
MLAT
XLAT
XRST
SCOR
PLAYSW
MTRSNS
TAPEIN
MOTOR
SOL
AMS
PLYMUTE
REC/PB
DOLBYNR
RECMUTE
BIAS
REC LED
CD SYNC
WIDE
KEYIO 1
KEYIO 2
BANDAREA
N.C
LOUDSEL
N.C
FRECSW
RRECSW
AREF
AGND
GND
O
I
I
I
I
I
I
I
O
O
I
O
O
I
O
O
O
I
O
I
O
O
O
I
I
I
I
O
O
I
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
Ground
8 MHz Oscillator output
8 MHz Oscillator input
CPU reset input
Station detector input
Stereo signal input
Test pin (Connected to ground)
Power down detect input
Remote signal input
Chip enable output
Clock output
Data input
Data output
Servo clock output
Servo subq data & status input
Servo command data output
Digital mute control output
CD power supply output
Top loading close switch input
Servo focus down output
Servo status SENSE input
D/A MLAT output
Servo command latch output
Servo chip reset output
Servo SUBQ sync input
Tape play switch input
Tape motor reel sense input
Tape in switch input
Tape control output
Tape control output
Tape music search input
Tape play back mute signal output
Tape control output
Tape control output
Tape recording mute signal output
Tape control output
Record LED output
CD SYNC LED output
Wide LED output
AD key input (16 keys)
AD key input (16 keys)
Band area option (Not used)
Not used
Loudness initial select input
Not used
Tape forward record switch input
Tape reverse record switch input
A/D convert refrence input (+5V)
A/D convert Input ground input
Ground
Pin No.
Pin Name
I/O
Function
5-2. IC PIN FUNCTION
IC201 MASTER CONTROL (TC9613)
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