Sony HCD-GPX6 Service Manual page 48

HCD-GPX6/GPX7
Pin No. Pin Name
SW3 (PUSH-
45
CLOSE)
46 SW2-1 (CLOSE)
SW2-2 (LOD
47
POSITION)
48 SW1 (OPEN)
49 ELV NEG
50 ELV POS
51 LOD NEG
52 LOD POS
53 SW-POWER
54 —
55 XTCN
56 —
57 CD BD POWER
58 RDS DATA
CDM80
59
LOAD-OUT
CDM80
60
LOAD-IN
(TRIGGER SW)
61
CDM80 SW3
62 VCC
(OUT SW)
63
CDM80 SW1
64 VSS
(CHUCK SW)
65
CDM80 SW2
66 FAN DRIVE
67 ST MUTE
68 ST STEREO
69 ST TUNED
70 ST CE
71 ST DATA OUT
72 ST DATA IN
73 ST CLK
74 KEY WAKE UP
75 TC PLAY
76 TC TRG
77
TC CAPM CONT
78 BIAS ON
79 TC R/P
80 RY ON
81 WATPOW
82 TC DOOR SW
83 LINE MUTE
48
I/O
I CD push-close switch input terminal Not used
I CD close switch input terminal Not used
I CD loading position switch input terminal Not used
I CD open switch input terminal Not used
O Elevator up/down motor control signal output Not used
O Elevator up/down motor control signal output Not used
O Loading motor control signal output Not used
O Loading motor control signal output Not used
O Sub power block on/off control signal output terminal
O Not used
O Oscillator control signal output to the CD DSP
O Not used
O Power on/off control signal output for CD block
I RDS serial data input terminal (AEP only)
O Loading motor control signal output (loading out direction)
O Loading motor control signal output (loading in direction)
I Trigger switch input terminal "L": switch on
— Power supply terminal (+3.3V)
I Out switch input terminal "L": switch on
— Ground terminal
I Chuck switch input terminal "L": switch on
O Fan motor drive signal output terminal Not used
O Tuner muting on/off control signal output terminal
I FM stereo detection signal input from the tuner unit "L": stereo
I Tuning detection signal input from the tuner unit "L": tuned
O Chip enable signal output to the FM/AM tuner unit
O Serial data output to the FM/AM tuner unit
I Serial data input from the FM/AM tuner unit
O Serial data transfer clock signal output to the FM/AM tuner unit
I System wake up signal input terminal in the standby status
I Tape play switch input terminal
O Plunger driver signal output terminal "L": plunger on
O Capstan/reel motor drive signal output terminal "L": forward, "H": reverse
O REC bias on/off control signal output terminal "H": REC bias on
O PB/REC switching control signal output terminal "L": PB
O Relay drive signal output for main power supply "H": power on
O Not used
I Tape deck lid open/close detection signal input terminal Not used
O Line muting on/off control signal output terminal "H": muting on
Description