Sony HCD-GN660 Service Manual page 56

HCD-GN660/GN770/GX9000
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Pin No. Pin Name
51 A-PLAY
52 A-TRIG
53 A-HALF
54 CAPM-CONT
55 REC (FWD)
56 B-PLAY
57 B-TRIG
58 REC (REV)
59 TC-RELAY
60 REC BIAS
61 AMS-IN
62 VCC
63 TC-MUTE
64 VSS
65 AUDIO1-DATA
66 AUDIO1-CLK
67 AUDIO2-DATA
68 AUDIO2-CLK
69 AC-CUT-MAIN
70 STBY-RELEY
71 CTR-RLY
72 REAR SW-RELAY
73 DISPLAY-KEY
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74 POWER-KEY
75 GC-RESET
76 STBY-LED
77 LINK-RLY
78 FR-RELAY
––––––––––––––––––
79 HP-MUTE
80 STK-MUTE
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81 PROT
82 ST-CLK
83 ST-DIN
84 ST-DOUT
85 ST-CE
––––––––––––––
86 TUNED
–––––––––––––––
87 STEREO
88 ST-MUTE
89 A-PHOTO OUT
90 B-PHOTO OUT
91 B-HALF
92 MODEL-IN
93 DEST-IN
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94 THER MAL VACS IN
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95 DVD-PWR-CHK/SW AO KEY
96 AVSS
97 FUSELESS SW .
98 VREF
99 AVCC
100 XTCN/MIC DET
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I/O
I TCM-A play switch input
O TCM-A trigger output
I A deck half detection signal input
O Capstan motor REV/FWD/STOP control signal output
O Record tab switch for SIDE A signal output
I TCM-B play switch input
O TCM-B Trigger output
O Record tab switch for SIDE B signal output
O REC/PB selection signal output
O Bias on/off signal output
I AMS signal input
— Power supply (+3.3V)
O TC line mute signal output
— Ground
O Serial data output to Audio EQIC
O Serial data clock output to Audio EQIC
O Serial data output to Audio EQIC (not used)
O Serial data clock output to Audio EQIC (not used)
I AC cut check signal input
O Reley drive signal output
O Not used
O Subwoofer relay control signal output
I DISPLAY key signal input
I Power key signal input
O GC reset signal output
O Standby LED drive signal output
O Surround speaker relay driver signal output
O Front speaker relay driver signal output
O Headphone mute signal output
O Mute signal output to power IC
I Speaker protection signal input
O Tuner clock signal output
I Tuner data input
O Tuner data output
O Tuner chip enable signal output
I Tuned signal input
I Stereo signal input
O Tuner mute signal output
I TCM-A reel pulse input
I TCM-B reel pulse input
I B deck half detection input
I Model input
I Destination input
I VACS signal input
I Subwoofer ON/OFF and SURROUND SPEAKER MODE key input (not used)
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— Ground
i I Over-voltage protection detection input termnal
I Reference voltage input
— Power supply (+3.3V)
O Oscillation circuit control signal output
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Description
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