Onkyo TX-SR804, Service Manual

Page: 147 / 237

TX-SR804/804E
MICROPROCESSOR TERMINAL DESCRIPTIONS -2
No. Pin Name Function I/O Act. Description
65 P47/~CS3 AMUT O H
66 P46/~CS2 SPRLZ2 O H
67 P45/~CS1 O H
Audio mute control pin
68 P44/~CS0
SPRLF
O H
Front speaker relay control pin
69 P43/A19
SPRLCS
O H
Center/Surround Back speaker relay control pin
70 P42/A18
SPRLSB
O H
Surround Back speaker relay control pin
71 P41/A17
VOLDATA/FSWSDO
O H
ZONE2 speaker relay control pin
72 P40/A16
VOLCLK/FSWCLK
O
H
73 P37/A15 O H
74 P36/A14 O
CLK
75 P35/A13
I
H
76 P34/A12 ~POFF2
O
L
77 P33/A11 ~FANH O L
78 P32/A10
VPOWER
O L
Power control output to video section
79 P31/A09
APOWER
O H
Power source control output
80 P124 O H
81 P123
~FANCTRL
O H
82 P122 O H
83 P121 O H
84 P120 O H
ZONE2 12V trigger output
85 VCC2 Vcc2 Power supply
86 P30/A8(/-/D7) SEC1H O H Voltage-select control pin
87 VSS Vss Power supply Ground
88 P27/AN27/A7(/D7/D6) PROTECT I H
Signal level protection detect pin 89 P26/AN26/A6(/D6/D5) VOLH I A/D
Thermal protection detect pin 90 P25/AN25/A5(/D5/D4) THERMAL I
Protection detect pin
91 P24/AN24/A4(/D4/D3) INIT3
92 P23/AN23/A3(/D3/D2)
93 P22/AN22/A2(/D2/D1)
94 P21/AN21/A1(/D1/D0) BAND I
95 P20/AN20/A0(/D0/-) ~SYSOUT
I
H
96 P17/D15/~INT5 SYSIN I H
RI input pin
97 P16/D14/~INT4 ~IRIN I L
IRIN remote control input pin
98 P15/D13/~INT3 ~REMIN I L
99 P14/D12 ~STEREO
O L RI output pin
100 P13/D11 ~SD H
101 P12/D10
102 P11/D9
H
STANDBY LED control pin
103 P10/D8 H
104 P07/AN07/D7
H
Headphone detection input
105 P06/AN06/D6
~MICDET Microphone detect input
106 P05/AN05/D5
VOLB
Master volume rotary encoder input
107 P04/AN04/D4
VOLA
108 P03/AN03/D3
Initializing pin 3
109 P02/AN02/D2
Initializing pin 2
110 P01/AN01/D1
Initializing pin 1
111 P00/AN00/D0
Initializing pin for tuner frequency
112 P117
LEDZONE2
O
H
Zone2 LED control pin
113 P116
114 P115
115 P114
116 P113
O
H
Serial data output for FL driver M66005
117 P112
H
Clock output for FL driver M66005
118 P111 O
H
Chip select output for FL driver M66005
119 P110
H
Reset output for FL driver M66005
120 P107/AN7/~KI3 ~KEYINT3 I L
Key input interrupt 3
121 P106/AN6/~KI2 ~KEYINT2 I L Key input interrupt 2
122 P105/AN5/~KI1 ~KEYINT1 I L Key input interrupt 1
123 P104/AN4/~KI0 ~KEYINT0 I L Key input interrupt 0
124 P103/AN3 KEY3 I A/D Key input 3
125 P102/AN2 KEY2 I A/D Key input 2
126 P101/AN1 KEY1 I A/D Key input 1
127 AVIS AVss Ground for A/D
128 P100/AN0 KEY I A/D Key input 0
CLK
I
I
I
I
I
I
I
O
O
O
O
O
O
O
I
O
O
O
I
I
INIT2
INIT1
HPDET
~LEDSTBY
FLDSDO
FLDCLK
~FLDCS
~FLDRST
~VMRST
VMSTB
TXMUTE
RXMUTE
A/D
A/D
A/D
A/D
A/D
H
H
H
L
L
L
L
H
H
H
TRGZ2
TRGB
TRGA
Z2VOLCLK
Z2VOLDAT
Z2VOLMUT
Volume Strobe output pin
Fan control pin
No use
No use
No use
No use
Strobe output to NJU7311
PURE AUDIO LED control pin
No use
No use
Data output to R2S15211/Data output to NJU7311
Clock output to R2S15211/Clock output to NJU7311
POFF2 detect pin
Remote controller signal input pin
FM Stereo detect pin
FM/AM TUNED detect pin
HDMI micro processor reset pin
HDMI micro processor strobe input
HDMI micro processor mute pin
HDMI micro processor RXMUTE detect pin
Master volume rotary encoder input
VOLSTB
FSWSTB
Fan control pin
LEDPURE
No use
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No use
No use
Q701: M30627FJPGP