Sony CDX-M630 Service Manual page 23

Pin No. Pin Name
50 QUALITY
51 FM AGC
52 MPTH
53 VSM
54 VCC
55 AMP ON
56 NS MASK
57 DDC ON
58 LOAD
59 EJECT
60 BUS/AUX
61 OPEN KEY
62 NOSE SW
63 VSS
64 DETACH SW
65 PWM
66 to 68 NCO
69 FLASH W
70 I2C SIO
71 I2C CKO
72 KEY ACK
73 X1A
74 X0A
75 DAVN
76 CD ON
77 BU IN
78 CD PACK
79 RC IN1
80 AD ON
81 ACC IN
82 FLSW PW ON
83 PW ON
84 TEST IN
85 RAM BU
86 HSTX
87 MD2
88 MD1
89 MD0
90 RSTX
91 VSS
92 X0
93 X1
94 VCC
95 ILL IN
96 I DET
97 MOT –
98 MOT +
99 CLOSW SW
100 OPEN SW
101 CENTER SW
102 MODEL SEL
103 NCO
I/O
I Tuner noise detect signal input from electronic volume (IC305) (AEP, UK, E Model)
O FM auto gain control signal output to tuner unit (TU601)
I Tuner multi-path signal input from RDS decoder (IC601) (AEP, UK, E model)
I S-meter signal input from tuner unit (TU601)
— Power supply pin (+5 V)
O AMP ON control signal output to power amp (IC903)
O Tuner nose masking signal output (AEP, UK, E model)
O DC-DC converter control signal output
O CD loading motor control signal output to loading motor drive (IC2)
O CD eject motor control signal output to eject motor drive (IC2)
O BUS/AUX audio ground select signal
I OPEN key signal input (LSW60)
I Front panel attach/detach detect signal input
— Ground pin
I Front panel detach detect signal input
I DC-DC converter OSC frequency count signal
O Not used. (Open)
I Flash write-in mode detect signal input
O I2C serial data signal output
O I2C serial clock signal output
I Key acknowledge detect signal input
— Crystal oscillator (32.768 kHz)
— Crystal oscillator (32.768 kHz)
RDS data block synchro detect signal input from RDS decoder (IC601)
I
(AEP, UK, E model)
O CD mechanism power control signal output
I Back-up power supply detect signal input from bus interface (IC802)
I Servo CPU CD TEXT PACK synchro signal input from servo IC (IC1)
I Rotary commander signal input 1 from remote in jack (CNP803)
O A/D converter power control signal output
I Accessory key ON signal input
O Flash write-in jig power control signal output
O System power control signal output
I Test mode setting detect signal input
I RAM reset detect signal input
I Hardware standby setting input
I Operation mode setting 2 input Connect to ground in this set.
I Operation mode setting 1 input Connect to VDD in this set.
I Operation mode setting 0 input Connect to VDD in this set.
I CPU reset input
— Ground pin
— Crystal oscillator (3.68 MHz)
— Crystal oscillator (3.68 MHz)
— Power supply pin (+5 V)
I Illumination line detect signal input
I Front panel current detect signal input
O Front panel open/close motor control signal output to motor drive (IC307)
O Front panel open/close motor control signal output to motor drive (IC307)
I Front panel close detect signal input (SW900)
I Front panel open detect signal input (SW900)
I Front panel center position detect signal input
I Fix/Detach model select setting signal input
O Not used. (Open)
Pin Description
CDX-M630
23