SC-HC35EG, SC-HC35EF, SC-HC35EP - Panasonic Audio Service Manual (repair manual). Page 127

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127
17 Terminal Function of IC’s
17.1. IC801 (RFKWMHC35M0) MICRO PROCESSOR IC
Pin No.
Mark
I/O
Function
1
MIC_MUTE
-
Mic Muting
2
BT_LED
-
BlueTooth LED Drive
3
APD_IN
I
Auto Power Down Detect
4
OCD_SDA
O
OCD Serial Data
5
DIMMER
O
FL Display Brightness Control
6
OCD_SCK
O
OCD Serial Clock
7
PCONT_POW
O
Regulator On/Off Control
8
EN_BUFFER
O
EN Buffer (Oscillating Signal Switch-
ing)
9
LID_RIGHT
O
Sliding Door Open/Close Control 
Right
10
LID_LEFT
O
Sliding Door Open/Close Control 
Left
11
MMOD
-
Ground
12
OSC2 (OUT)
O
Oscillator Output
13
OSC1 (IN)
I
Oscillator Input
14
VSS
-
Ground
15
XI
I
Oscillator Input
16
XO
O
Oscillator Output
17
VDD33
-
+3.3V Voltage Supply
18
VDD18
-
+1.8V Voltage Supply
19
NRST
I
Active Low Reset
20
ECO_MODE
O
Eco Mode
21
ADC_PDOWN
O
ADC Power Down Detect
22
AUX_SW
I
Music Port Detect Switch
23
NC
-
No connection
24
NC
-
DSP Reset
25
REM_IN
I
Remote control Input
26
IPOD_DOCK_
OPEN
-
iPod Docking Detection (For sliding/
charging)
27
USB_IN
I
USB Detection
28
IPOD_PCONT
O
iPod Power Control (Active = High)
29
CD_S_REQ
I
CD Status Request
30
NC
-
No connection
31
BT_RX
-
Bluetooth Rx
32
BT_TX
-
Bluetooth Tx
33
IPOD_DET
I
iPod Detect Switch (Active Low: 
F76)
34
CD_SI
O
CD Serial Input
35
CD_SO
O
CD Serial Output
36
CD_SCLK
O
CD Serial Clock
37
VDD18
-
+1.8V Voltage Supply
38
STBY_CTRL
O
Standby Control
39
VSS
-
Ground
40
I2S_OFF
-
I2S On/Off (For vTuner)
41
D-AMP_RST
O
D-AMP Reset
42
CD_M_REQ
O
CD LSI Request
43
REST_SW
I
Reset Switch Detect
44
CD_RESET
O
CD Reset
45
DSP_MUTE_X
O
DSP Muting 
46
POS_SW_L
I
Sliding Door Position Detection (L)
47
POS_SW_CEN
I
Sliding Door Position Detection 
(Center)
48
POS_SW_R
I
Sliding Door Position Detection ®
49
MUX_A_PORT
O
Multiplexer Muting Switch Port A
50
MUX_B_PORT
O
Multiplexer Muting Switch Port B
51
MUX_INH
O
Multiplexer Muting Control 
(Active=High)
52
ADC_CKS2
O
ADC Clock Switching
53
YMH_ENA
-
DSP Enhancement
54
LD_CW
O
Loading Motor clockwise 
55
LD_CCW
O
Loading Motor counter clockwise
56
APD_CHK
O
Auto Power Down Check
57
NC
-
No connection
58
NC
-
No connection
59
EE_CS
O
EEPROM Chip Select
60
EE_SCL
O
EEPROM Serial Clock
61
EE_SDA
I/O EEPROM Serial Data
62
NC
-
No connection
63
VSS
-
Ground
64
NC
-
No connection
65
NC
-
No connection
66
MODEL_SEL1
-
Model setting selection
67
NC
-
No connection
68
NC
-
No connection
69
FL_CE
O
FL Chip Enable
70
NC
-
No connection
71
NC
-
No connection
72
DAB_RX
-
DAB Receive (For DAB)
73
DAB_TX
-
DAB Transmit (For DAB)
74
HP_MUTE
O
Headphone Mute 
75
DAB_NRST
-
DAB Reset (For DAB)
76
FL_DI
I
FL Serial Data Input
77
MOTION_LED
-
Motion Detect LED Drive
78
FL_CLK
O
FL Serial Clock 
79
TU_SDA
I/O Tuner Serial Data (For Tuner)
80
PWR_LED_CTR
L
O
Power LED Drive
81
TU_SCL
O
Tuner Serial Clock (For Tuner)
82
DSP_SDA
I/O DSP Serial Data
83
MOTION_RIDR
-
Motion Detect
84
DSP_SCL
O
DSP Serial Clock
85
TU_RST
O
Tuner Reset (For Tuner)
86
MOTION_INT
-
Motion Interrupt Request 
87
TUN_INT
I
Tuner Interrupt Request
88
MOTION_SDA
-
Motion Serial Data
89
VDD
-
Voltage Supply
90
MOTION_SCL
-
Motion Serial Clock
91
VSS
-
Ground
92
KEY1
I
Key Input 1
93
NC
-
No connection
94
KEY2
I
Key Input 2
95
PDET2
I
D-AMP IC Error Detect (F61)
96
PDET1
I
Regulator Power Rise Detect (F76)
97
REGION
-
Tuner Region Setting
98
IPOD_IPDET
I
iPod IP Detect (Authentication)
99
M_VDET
I
SMSP Power Detect / Power Drop 
Detection (F76)
100
VREF+
-
Voltage Supply
Pin No.
Mark
I/O
Function
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