Sony HCD-GPX9, Service Manual, Page: 50 / 72

50
HCD-GPX9
Pin No.
Pin Name I/O Description
46
SW2-1 (CLOSE) I CD close switch input terminal Not used
47
DAB POWER 5 O Power on/off control signal output for the DAB
48
DAB POWER 3.3
O Power on/off control signal output for the DAB
49
DAB SELECT O DAB/analog tuner (FM/AM) input selection signal output termianl
50
UK LOCAL I Destination setting terminal
51 LOD NEG O Loading motor control signal output Not used
52
LOD POS O Loading motor control signal output Not used
53
SW-POWER O Sub power block on/off control signal output terminal
54 - O Not used
55
XTCN O Oscillator control signal output to the CD DSP
56
- O Not used
57 CD BD POWER O Power on/off control signal output for CD block
58
RDS DATA I RDS serial data input terminal
59
CDM80
LOAD-OUT
O Loading motor control signal output (loading out direction)
60
CDM80
LOAD-IN
O Loading motor control signal output (loading in direction)
61
(TRIGGER SW)
CDM80 SW3
I Trigger switch input terminal "L": switch on
62
VCC - Power supply terminal (+3.3V)
63
(OUT SW)
CDM80 SW1
I Out switch input terminal "L": switch on
64
VSS - Ground terminal
65
(CHUCK SW)
CDM80 SW2
I Chuck switch input terminal "L": switch on
66
FAN DRIVE O Fan motor drive signal output terminal Not used
67
ST MUTE O Tuner muting on/off control signal output terminal
68
ST STEREO I FM stereo detection signal input from the tuner unit "L": stereo
69 ST TUNED I Tuning detection signal input from the tuner unit "L": tuned
70
ST CE O Chip enable signal output to the FM/AM tuner unit
71
ST DATA OUT O Serial data output to the FM/AM tuner unit
72 ST DATA IN I Serial data input from the FM/AM tuner unit
73
ST CLK O Serial data transfer clock signal output to the FM/AM tuner unit
74
KEY WAKE UP
I System wake up signal input terminal in the standby status
75 TC PLAY I Tape play switch input terminal
76
TC TRG O Plunger driver signal output terminal "L": plunger on
77
TC CAPM CONT
O Capstan/reel motor drive signal output terminal "L": forward, "H": reverse
78 BIAS ON O REC bias on/off control signal output terminal "H": REC bias on
79
TC R/P O PB/REC switching control signal output terminal "L": PB
80
RY ON O Relay drive signal output for main power supply "H": power on
81 WATPOW O Not used
82
TC DOOR SW I Tape deck lid open/close detection signal input terminal Not used
83
LINE MUTE O Line muting on/off control signal output terminal "H": muting on
84 PROTECT I Protect signal input from the amplifier circuit "L": protect
85
SP RELAY O Speaker on/off relay drive signal output terminal "L": speaker off
86
AMP POWER O AMP muting on/off control signal output terminal "H": AMP on
87
EQ DATA O Serial data output to the electrical volume
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