SA-XH70GW, SA-XH70EE, SC-XH70EE - Panasonic Audio Service Manual (repair manual). Page 116

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116
19.3. Terminal Function of ICs
19.3.1.
IC200 (RFKWMXH70EB): IC MICRO-
PROCESSOR
Pin No.
Terminal Name I/O
Function
1
CLOSE_SW
I
Close Switch for Mechanism
2
ECO_CONTRL
O
Control Voltage Supply of D-AMP for
Eco Mode
3
RMT
I
Remote Control Signal
4
NC
-
No Connection
5
NC
-
No Connection
6
BYTE
-
External data bus width select input
7
CNVSS
-
Micon Programming-Processor / Sin-
gle Chip Mode
8
NC
-
No Connection
9
NC
-
No Connection
10
RESET
I
Microp Reset Signal
11
XOUT
O
Clock Out
12
VSS
-
GND
13
XIN
I
Clock In
14
VCC
-
VCC +3.3V
15
CEC_IN/OUT
I/O CEC in/out 
16
TUN_INT
O
Tuner Interrupt Requset
17
SYNC
I
AC Sync Signal
18
NC
-
No Connection
19
NC
-
No Connection
20
TUN_SDIO
O
Tuner I2C (Software) Data
21
TUN_RST
I
Tuner Reset Signal
22
TUN_SCLK
O
Tuner Serial Clock
23
LED_CTRL
O
Power On LED control
24
FLD_OUT
O
FL Display Data Out Signal
25
FLD_CLK
O
FL Display Clock Signal
26
FLD_STB
O
FL Display Strobe Signal
27
DVD_RX
I
DVD UART Receive
28
DVD_TX
O
DVD UART Transmit
29
DBG_TX
I
UART TX for Debug
30
DBG_RX
O
UART RX for Debug
31
SCLK
O
Clock Signal for Flash Writing
32
DAP_MUTE
O
Master mute for DAP
33
EDA
O
I2C EEPROM data
34
ECK
O
I2C EEPROM clock
35
NC
-
No Connection
36
FWD
O
Forward control for mechanism
37
REV
O
Reverse control for mechanism
38
AMUTE
O
Audio Muting
39
EPM
-
For Downloading Purpose
40
NC
-
No Connection
41
NC
-
No Connection
42
NC
-
No Connection
43
NC
-
No Connection
44
CE
I
For Downloading Purpose (with pull
up)
45
NC
-
No Connection
46
NC
-
No Connection
47
NC
-
No Connection
48
PCONT
O
System Power Control
49
RGB_H
I/O Blanking Signal for SCART
50
VMUTE
O
Video Muting
51
VBUS_EN
O
USB Vbus Supply Enable
52
USB_OC
O
USB Over-Current Protection
53
NC
-
No Connection
54
NC
-
No Connection
55
DCDET1
I
Power Supply Failure Detection (F76)
56
DCDET2
I
D-Amp and Fan Failure Detection
(F61)
57
NC
-
No Connection
58
NC
-
No Connection
59
NC
-
No Connection
60
VCC
-
+3.3V System  Supply 
61
NC
-
No Connection
62
VSS
-
System Ground 
63
NC
-
No Connection
64
NRST
O
ADC Reset
65
NC
-
No Connection
66
WIDE1
O
Signal to control SCART 16:9 or 4:3
67
NC
-
No Connection
68
NC
-
No Connection 
69
NC
-
No Connection 
70
NC
-
No Connection 
71
NC
-
No Connection 
72
NC
-
No Connection
73
VOL 0
O
For Energy Star (FL Power Control)
74
NC
-
No Connection
75
DAP_DAT
O
DAP/DSP data
76
DAP_CLK
O
DAP/DSP clock
77
NC
-
No Connection
78
NC
-
No Connection
79
DAP_RST
O
DAP Reset
80
DAP_PDN
O
DAP Power Down Control
81
VALID
O
DAP valid
82
SD
I
D-AMP Shutdown Signal
83
OTW
I
D-AMP Over Temperature Warning
84
NC
-
No Connection
85
NC
-
No Connection
86
DES 3
I
Model Series 2
87
NC
-
No connection
88
AUX_DET
I
Fan analog to digital control
89
KEY 2
I
Keyline 2:
90
KEY1
I
Keyline 1: 1st key is POWER During
STOP mode; act as KI0 After wake
up; act as AN4
91
SEL_A
I
Analog Input Selector Control A
92
SEL_B
I
Analog Input Selector Control B
93
DES2
-
Model Selector
94
AVSS
-
Analog GND 
95
DES1
-
Model Number
96
VREF
-
Voltage Reference +3.3V
97
AVCC
-
Analog +3.3V Supply
98
NC
-
No Connection 
99
SPDIF_SW
O
Selector control for D-IN/ARC
100
OPEN_SW
I
Open Switch for BRS1D
Pin No.
Terminal Name I/O
Function
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