Onkyo TX-SA705 Service Manual page 135

MICROPROCESSOR TERMINAL DESCRIPTIONS -3
Q2001: M3087BFKBGP
Pin No. Pin Name
THERMAL1
101
102 ~REMIN
103 IRIN
SYSIN
104
105 SYSOUT
106 MICMUTE
~MICDET
107
108 ~FLDCS
109 ~HPDET
110 INIT3
111 INIT2
INIT1
112
113 BAND
114 PCMSW
---
115
116 ~DIRSW
117 DSDRCSW
118 LEDZ2
119 VOLB
VOLA
120
121 VOLLED
122 LEDSTBY
~FLDRST
123
124 RXMUTE
125 TXMUTE
126 ~HDMIRST
127 HDMISTB
HDMISDI
128
129 HDMICLK
130 Vss
HDMISDO
131
132 Vcc
133 KEY3
134 KEY2
135 KEY1
KEY0
136
137 ~DSP1DEC
138 ---
TUNSDA/VSELSDA
139
140 AVss
141 TUNSCL/VSELSCL
Vref
142
143 AVcc
SRRxD
144
I/O Act.
I Thermal sensor1 input
A/D
I L Remote control signal input
I IR interrupt
H
I RI input
H
O L RI output
O Setup Mic mute control
H
I
L Setup Mic detect input
O H (FL driver chip select output)
I Headphone detect input
H
I A/D Initial setup input 3
I A/D Initial setup input 2
I Initial setup input 1
A/D
I A/D Initial setup input
O PCM switch
H
O No use
H
O H DIR switch
O No use
H
O H Zone2 LED control output
I H Master volume data input
I Master volume data input
H
O H Volume LED control output
O STANDBY LED control output
H
O FL driver IC reset control
L
I H HDMI Receiver mute input
O HDMI Transmitter mute output
H
O L HDMI reset control
I H HDMI Strobe input
I HDMI data input
H
O CLK HDMI clock output
I GND
---
O HDMI data output
H
I --- Power supply
I Selector Key voltage input
A/D
I A/D Selector Key voltage input
I A/D Selector Key voltage input
I Selector Key voltage input
A/D
I L DSP1 decode status input
O No use
H
I/O Tuner PLL/Video Sel I2C data input/output
H
I --- GND
I/O Tuner PLL/Video Sel I2C clock output
H
I --- Connect to Vcc
I --- Power supply
I SIRIUS UART data input
H
TX-SR705/SA705
Description