57
HCD-GN880
Pin No.
Pin Name
I/O
Description
51
A-PLAY
I
TCM-A play switch input
52
A-TRIG
O
TCM-A trigger output
53
A-HALF
I
A deck half detection signal input
54
CAPM-CONT
O
Capstan motor REV/FWD/STOP control signal output
55
REC (FWD)
O
Record tab switch for SIDE A signal output
56
B-PLAY
I
TCM-B play switch input
57
B-TRIG
O
TCM-B Trigger output
58
REC (REV)
O
Record tab switch for SIDE B signal output
59
TC-RELAY
O
REC/PB selection signal output
60
REC BIAS
O
Bias on/off signal output
61
AMS-IN
I
AMS signal input
62
VCC
—
Power supply (+3.3V)
63
TC-MUTE
O
TC line mute signal output
64
VSS
—
Ground
65
AUDIO1-DATA
O
Serial data output to Audio EQIC
66
AUDIO1-CLK
O
Serial data clock output to Audio EQIC
67
AUDIO2-DATA
O
Serial data output to Audio EQIC
68
AUDIO2-CLK
O
Serial data clock output to Audio EQIC
69
AC-CUT-MAIN
I
AC cut check signal input
70
STBY-RELEY
O
Reley drive signal output
71
CTR-RLY
O
Not used
72
REAR SW-RELAY
O
Subwoofer relay control signal output
73
DISPLAY-KEY
I
DISPLAY key signal input
74
POWER-KEY
I
Power key signal input
75
GC-RESET
O
GC reset signal output
76
STBY-LED
O
Standby LED drive signal output
77
LINK-RLY
O
Surround speaker relay driver signal output
78
FR-RELAY
O
Front speaker relay driver signal output
––––––––––––––––––
79
HP-MUTE
O
Headphone mute signal output
80
STK-MUTE
O
Mute signal output to power IC
––––––––––
81
PROT
I
Speaker protection signal input
82
ST-CLK
O
Tuner clock signal output
83
ST-DIN
I
Tuner data input
84
ST-DOUT
O
Tuner data output
85
ST-CE
O
Tuner chip enable signal output
––––––––––––––
86
TUNED
I
Tuned signal input
–––––––––––––––
87
STEREO
I
Stereo signal input
88
ST-MUTE
O
Tuner mute signal output
89
A-PHOTO OUT
I
TCM-A reel pulse input
90
B-PHOTO OUT
I
TCM-B reel pulse input
91
B-HALF
I
B deck half detection input
92
MODEL-IN
I
Model input
93
DEST-IN
I
Destination input
––––––––––––––––––––––––––
94
THER MAL VACS IN
I
VACS signal input
95
DVD-PWR-CHK/SW AO KEY
I
Subwoofer ON/OFF and SURROUND SPEAKER MODE key input
96
AVSS
—
Ground
97
FUSELESS SW
I
Over-voltage protection detection input termnal
98
VREF
I
Reference voltage input
99
AVCC
—
Power supply (+3.3V)
100
XTCN/MIC DET
O
Oscillation circuit control signal output