Pioneer VSX-D810S, Service Manual

Page: 70 / 78

70
VSX-D810S
No. Pin Name I/O Pin Function Active
51 CK
O For E-SW (TC9164)
O For E-SW (TC9164)
O
52 ST
53 Not used
54 SELA O For LOGIC IC, TC74ACT151F
55 SELB O For LOGIC IC, TC74ACT151F
56 SELC O For LOGIC IC, TC74ACT151F
57 Not used O
58 Not used O
59 Not used O
60 Not used O
61 ATT O ATT output
62 VCC
−
5V
63 Not used O
64 VSS
−
GND
65 Not used O
66 Not used O
67 DIR PD O Power down for DIR
O
I
O
O
O
O
I
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
−
O
−
−
I
O
O
68 DIR SDTO I
O
DIR DATA IN
69 CDC_PD Power down for CODEC
70 FS96 96K
71 Not used
72 Not used
73 Not used
74 Not used
75 ERR DIR
76 CDC_CS CS for CODEC communication
77 CDC_DT DATA OUT for CODEC communication
78 CDC_CK Clock for CODEC communication
79 Not used
80 Not used
81 Not used
82 Not used
83 Not used
84 Not used
85 2CHSW2 For TC9215 control (SW H : PASSIV, L : POWERED)
86 2CHSW1 For TC9215 control (SB H : DSP, L : 6CH)
87 Not used
88 Not used
89 ANOV I Analog input overload detection (A/D)
90 Not used
91 Not used
92 Not used
93 AIRT AK7706DSP INIT reset (control it only in a power start)
94 ARDY AK7706 writing READY input
95 ADRY AK7706 output data READY input
96 AVSS GND
97 ADRT AK7706 DSP reset
98 VREF 5V
99 AVCC 5V
100 ASI