Sony HCD-ZUX999, Service Manual

Page: 81 / 122

HCD-ZUX999
81
Pin No. Pin Name I/O Description
57 ST DATA IN/STEREO I Serial data input from tuner unit
58 ST CLK O Serial data transfer clock signal output to tuner unit
59 ST DATA_OUT O Serial data output to tuner unit
60 ST_CE O Chip enable signal output to tuner unit
61 ST_TUNED I Tuning detection signal input from tuner unit
62 VCC — Power supply (+3.3V)
63 STBY RELAY O Power on/off relay drive signal output terminal (“H”: power on)
64 VSS — Ground
65 VACS IN B I VACS signal input of channel B (A/D input)
66 VACS IN A I VACS signal input of channel A (A/D input)
67 POWER LEVEL I Audio level signal input (A/D input)
68 SOURCE_LEVEL(B) I Source level (channel B) signal input (A/D input)
69 SOURCE_LEVEL(A) I Source level (channel A) signal input (A/D input)
70 JOG3 (X-TRANCE) I X-TRANCE jog dial signal input (A/D input)
71 JOG2 (OPERATIONB) I OPERATION B jog dial signal input (A/D input)
72 JOG1 (OPERATIONA) I OPERATION A jog dial signal input (A/D input)
73 SP/FAN PROTECTOR I Speaker/FAN protect signal input
74 HEADPHONE_DET I Headphone detection signal input (“H”: headphone insert)
75 MODEL I Model information setting terminal (“H”: 4ch, “L”: not used)
76 TAS-RESET O Reset signal output to CXD9928ATQ
77 TAS-SDA I/O Serial data signal input/output with CXD9928ATQ
78 TAS-SCL O Serial clock signal output to CXD9928ATQ
79 CDM ENCODER SW2 I Disc tray address detection signal input from CDM
80 CDM ENCODER SW1 I Disc tray address detection signal input from CDM
81 CDM ENCODER SW0 I Disc tray address detection signal input from CDM
82 THERMAL VACS I Temperature detection signal input from power AMP
83 BPF IN LOW I Speana BPF signal input (A/D input)
84 BPF IN MID L I Speana BPF signal input (A/D input)
85 BPF IN MID H I Speana BPF signal input (A/D input)
86 BPF IN HIGH I Speana BPF signal input (A/D input)
87 SLIDER I Cross Fader signal input (A/D input)
88 HP VOL I Headphone level position signal input (A/D input)
89 ADKEY4 I Panel key input terminal (A/D input)
90 ADKEY3 I Panel key input terminal (A/D input)
91 ADKEY2 I Panel key input terminal (A/D input)
92 ADKEY1 I Panel key input terminal (A/D input)
93 ADKEY0 I Panel key input terminal (A/D input)
94 MIC_VOL I MIC level position signal input (A/D input)
95 AC MONITOR I AC voltage Over/Under protection detection input (A/D input)
96 AVSS — Ground
97 DEST I Destination setting terminal
98 VREF — Reference voltage (+3.3V)
99 AVCC — Power supply (+3.3V)
100 STBY LED O LED drive signal output terminal for the standby LED (“H”: LED on)