TX-SR505/505E
MICROPROCESSOR TERMINAL DESCRIPTIONS-2
Q701 : M30626FHPFP
Pin No.
Pin Name
I/O
Description
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Act.
SPRLF
EEP_SDA
VOLDAT
VOLCLK
EEP_SCL
VPOWER
APOWER
POFF2
FANH
FANCTRL
---
VCC2
SEC1H
VSS
PROTECT
VOLH
THERMAL
INIT3
INIT2
INIT1
BAND
SYSOUT
SYSIN
---
REMIN
STEREO
SD
HPDET
VOLB
VOLA
---
MICDET
MICMUT
LEDSTBY
FLDSDO
FLDCLK
FLDCS
FLDRST
---
---
KEYINT1
KEYINT0
KEY3
KEY2
KEY1
AVSS
KEY0
VREF
AVCC
HDMRST
O
I/O
O
O
O
O
O
I
O
O
---
---
O
---
I
I
I
I
I
I
I
O
I
---
I
I
I
I
I
I
---
I
O
O
O
O
O
O
---
---
I
I
I
I
I
---
I
---
---
O
H
H
H
CLK
CLK
H
H
L
L
L
---
---
H
---
H
A/D
A/D
A/D
A/D
A/D
A/D
L
H
---
L
L
L
H
H
H
---
L
H
L
H
CLK
L
L
---
---
L
L
A/D
A/D
A/D
---
A/D
---
---
L
Control output for speaker (front) relay.
Data output / input to EEPROM (S24CS16A).
Data output to selector and volume IC (R2S15211).
Clock output to selector and volume IC (R2S15211).
Clock output to EEPROM (S24CS16A) I2C.
Control output for power supply of video section. Not used (D type).
Control output for main power supply.
POFF2 detect input.
Control output of cooling fan. “L” = High speed.
Control output of cooling fan. “L” = ON.
Not used.
Power supply.
Control output for power supply of power amplifier section.
Ground.
Detect input of speaker protect.
Detect input of speaker output level.
Thermal detect input.
Input for initial setting.
Input for initial setting.
Input for initial setting.
Input for tuner frequency setting.
RI (system control) output.
RI (system control) input.
Not used.
Control signal input from remote sensor.
FM stereo detect input.
FM/AM tuned detect input.
Headphone detect input.
Signal input from rotary encoder (Master volume).
Signal input from rotary encoder (Master volume).
Not used.
Detection signal input of SETUP MIC.
Control output of MIC mute.
Control output of Standby LED.
Data output to FL driver (M66005).
Clock output to FL driver (M66005).
Chip select output to FL driver (M66005).
Reset control output to FL driver (M66005).
Not used.
Not used.
Key interrupt input.
Key interrupt input.
Key input.
Key input.
Key input.
Ground for A/D converter.
Key input.
Power supply for reference of A/D converter.
Power supply.
Reset output to HDMI switch (AD8190).
