ICOM IC-F3061S 用户手册

1

DSDA

Outputs serial data to the D/A converter (IC20, pin 6).

2

DAST

Outputs strobe signal to the D/A converter (IC4, pin 6).

3

SIDE3

Input port for [Side3] key (S4).
"Low"=When the key is pushed.

4−7 CBI0−3 Input ports for [ROTARY SELECTOR] (VR UNIT; S701).

10

SSO

Outputs serial data to the PLL IC (IC1, pin 15), D/A 
converter (IC4, pin 8).

11

SCK

Outputs serial crock signal to the PLL IC (IC1, pin 
14), D/A converter (IC4, pin 8).

13

PLST

Outputs PLL strobe signal to the PLL IC (RF UNIT; 
IC1, pin 16).

15

DASW

Outputs mode (Digital/Analog) switching signal to 
the D/A converter (IC14, pins 10, 11).

17

TMUT

Outputs transmit mute signal to the transmit mute 
switch (RF UNIT; Q606).

18

NWC2

Outputs Narrow/Wide mode switching signal to the 
bandwidth switches (Q26, D32, D33).

19

NWC1

Outputs Narrow/Wide mode switching signal to the 
bandwidth switches (Q27, Q41, Q42, D34, D35).

20

DDSD

Outputs serial data to the DTMF decode IC (IC10, 
pin 9).

21

DDAC

Outputs serial clock signal to the DTMF decode IC 
(IC10, pin 11).

26

T5C

Outputs T5V line control signal to the T5V regulator 
(Q15).
"Low"= While transmitting.

27

R5C

Output R5V line control signal to the R5V regulator 
(Q16).
"Low"= While receiving.

28

S5C

Output S5V line control signal to the S5V regulator 
(Q14).
"Low"=While power save mode.

29

PTTSW

Input port for [PTT] switch (S3).
"Low"=When the switch is pushed.

30

SIDE2

Input port for [Side2] key (S5).
"Low"=When the key is pushed.

32

RMUT

Outputs mute signal to the AF mute switch (D42).

37

NOIS

Input port for the noise level from the FM IF IC (IC3, 
pin 13).

38

POSW

Input port for power switch (VR UNIT; R702) from 
power controller (D36).

39

DDST

Outputs strobe signal to the DTMF decode IC (MAIN 
UNIT; IC10, pin 14).

40

MTCK

Outputs serial clock signal to the base band IC 
(MAIN UNIT; IC5, pin 9).

41

PWON

Outputs VCC line control signal to the power switch 
(Q30, Q31).
"Low"=While the power is ON.

43

SENC

Outputs single tone encode signal to the LPF (IC17, 
pin 10).

44

BEEP

Outputs beep sound to the AF circuits (IC4, pin 13).

45

SDEC

Input port for decoded 2/5 tone and DTMF signals.

46

CDEC

Input port for decoded CTCSS/DTCS signal.

47

ISENS

Input port for power amplifier current detect signal 
from the current detector (RF UNIT; Q604, Q605).

48

BATV

Input port for remaining battery power.

49

LVIN

Input port for VCO lock voltage.

50

RSSI

Input port for RSSI signal from the FM IF IC (IC3, 
pin 12).

55

EMER

Input port for [Emer] switch (VR UNIT; S702).

70

CSFT

Outputs CPU clock frequency shift signal to the CPU 
clock oscillator (X2, D38).

71

DUSE

Outputs CTCSS/DTCS select signal to the CTCSS/
DTCS switch (Q34).

73

UNLK

Input port for PLL unlock detect signal from the PLL 
IC (IC1, pin 11).

74

RLED

Outputs RX indicator (VR UNIT; DS701) control 
signal to the LED driver (VR UNIT; Q701).

75

TLED

Outputs TX indicator (VR UNIT; DS701) control 
signal to the LED driver (VR UNIT; Q701).

78

FSDA

Outputs serial data to the expand IC (FRONT UNIT; 
IC505, pin 3).

79

FSCL

Outputs serial clock signal to the expand IC (FRONT 
UNIT; IC505, pin 3).

81

CIRQ

Input port for external connection detect signal from 
J1 and J2.

88

SIDE1

Input port for [Side1] key (S6).
"Low"=When the key is pushed.

89−

91

CENC0−

2

Output CTCSS/DTCS signals to the LPF (IC17, pin 3).

92

EMPH

Outputs emphasis characteristic change signal to 
the D/A converter (IC13, pins 9, 10).

93

MTDT

Outputs serial data to the base band IC (IC5, pin 10).

96

MSCK

Outputs serial clock signal to the base band IC 
(MAIN UNIT; IC5, pin 13).

97

PMFM

Outputs modulation mode switching signal to the 
PM/FM switch (IC13, pin 11) .

98

ESDA

Outputs serial data to the EEPROM (IC19, pin 5).

99

ESCL

Outputs serial clock signal to the EEPROM (IC19, 
pin 6).

100

RESL

Input port for reset signal from the reset IC (IC8, pin 1).

1

T1

Outputs BPF tuning voltage to the tunable BPF (

D23, 

D24, L31, L32, C120−C122, C125−C127

).

2

T2

• While receiving
  Outputs BPF tuning voltage to the tunable BPF
  (

D28, D29, L33, L34, C140−C144, C147

).

• While transmitting
  Outputs TX power setting voltage to the APC
  amplifi er (RF UNIT; IC601).

3

TXLVA

Outputs oscillation frequency adjust voltage to the 
TX VCO (

Q3, D10−D12)

.

4

RXLVA

Outputs oscillation frequency adjust voltage to the 
RX VCO1/2 (

Q1, D1−D4/Q2, D5−D8)

.

4

AFON

Outputs AF power amplifi er (Q508, Q509) control 
signal to the AF power amplifi er controller (Q501, 
Q502, D508).

5

LIGH

Outputs backlight control signal to the backlight 
driver (Q507−Q509).

6

SPCON

Outputs internal/external speaker select signal to 
the SP/ESP switch (Q512, Q513).

7

MCON

Outputs internal/external microphone select signal
to the microphone controller (Q505, D504).

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