ICOM IC-FR3000 用户手册

Input port for the strobe signal.

Input port for the clock signal.

Outputs the serial data to the CPU
(LOGIC unit; IC33).

Input port for the received AF signal.

Outputs the adjusted AF signal for the
repeater output.

Outputs the adjustment signal for the
PLL reference frequency on the RX
unit.

Outputs the BPF tuning signal to the
RX unit. 

6

7

8

9

10

14

15

DA2STB

SCK

SDTO

AFFTTI

AFATTO

RVCON

TUNE

3 - 6

Outputs the switch control signal for
the received AF signal to the micro-
phone amplifier.

Outputs the control signal for nar-
row/wide bands.

Outputs the control signal for the +9V
regulator on the RX unit.

Outputs the control signal for the M9V
regulator on the Rx unit and TX unit.

Output the detection signals whether
optional boards are installed or not.

Outputs the speaker mute signal for
the received AF.

Outputs the speaker mute signal for
the received 2/5TONE and DTMF
signals.

Outputs the MIC mute signal for the
hand microphone.

Outputs the MIC mute signal for the
REMOTE connector.

Outputs the pulse control signal for 
the telephone dialer IC 

Outputs the MOD mute signal for 
AF signal from the telephone line.

Outputs the telephone mute signal for  
the received AF signal.

Outputs the MIC mute signal for the
ACC connector.

AFMUTE1

AFMUTE2

MICMUTE1

MICMUTE2

TELBMR

TELMUTE2

TELMUTE1

MICMUTE3

4

5

6

7

11

12

13

14

R/BSW

W/NS

R9C

M9C

OPT1
OPT3

5

6

7

12

13
14

BASL

RMTL

BUSYL

TXL

D5C

PROGL

DCL

Outputs the control signal for “BASE”
LED on the FRONT unit.

Outputs the control signal for
“REMOTE” LED on the FRONT unit.

Outputs the control signal for “BUSY”
LED on the FRONT unit.

Outputs the control signal for “TX”
LED on the FRONT unit.

Outputs the control signal for the D5V
on the FRONT unit.

Outputs the control signal for “P” LED
on the FRONT unit.

Outputs the control signal for “DC”
LED on the FRONT unit.

4

5

6

7

12

13

14