Sony RHT-G800 Service Manual page 34

RHT-G800
Pin No. Pin Name
48 ST CE
49 A_SEL 3
50 A_SEL 2
51 A_SEL 1
52 A_SEL 0
53-61 HP_MUTE
62 VCC
63 NO USE
64 VSS
65 P_CONT 4
66 DIR DO
67 DIR_XSTATE
68 DIR CE
69 DIR RST
70 PCM_MULTI
71 DSP SPIDS
72 DSP RST
73 DSP_INTR
74 KEY INT
75 RDS_CLK
76 DAMP INIT
77 DAMP SOFT MUTE
78 DAMP LATCH 1
79 DAMP LATCH 2
80 DAMP LATCH 3
81 DRIVER RST
82 DRIVER OCP
83 OVER FLOW 1
84 OVER FLOW 2
85 DC DET
86-91 NO USE
92 DESTINATION
93 MODEL
94 KEY2
95 KEY1
96 AVSS
97 KEY0
98 VREF
99 AVCC
100 N.C
34
I/O
O Not used (Open)
O Audio selector 3
O Audio selector 2
O Audio selector 1
O Audio selector 0
– Not used (Open)
— Power supply (BUP 3.3V)
I Not used (Open)
— Ground terminal
O Control for power supply 4
I DIR (Digital audio Interface Receiver) data input
I DIR status input
O DIR chip enable output
O DIR reset signal output
O MULTI CH select output
O DSP serial data latch pulse signal output
O DSP reset signal output
I Interrupt status input from DSP
I Wakeup from power save mode by key input
I RDS clock input
O Digital Amp processor reset output
O Digital Amp muting signal output
O Digital Amp latch 1 signal output
O Digital Amp latch 2 signal output
O Digital Amp latch 3 signal output
O Power driver reset signal output
I Power driver shutdown input
I Digital Amp processor F/C/S overflow detect
I Digital Amp processor SW overflow detect
I Power driver DC out detect
– Not used (Open)
I Destination select input
I Model select input
I Key input 2 input
I Key input 1 input
— Ground terminal
I Key input 0 input
I Reference voltage (E3.3V)
I Power supply (BUP3.3V)
I Not used (Open)
Description