User's Manual

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１２ Technic al Information abou t Various Connecto rs

Pin # Signal Description Remarks

1 +12V Auxiliary DC P. Supply +12V0.1A Never short

9 +5V Auxiliary DC P. Supply +5V0.1A Never short

2 RXD Serial Comm. Port (RX) For EIA232_TRX

10 TXD Serial Comm. Port (TX) For EIA232_TRX

3 BDY0 YAESU Band Data Input 0bit With pull-up resistor

11 BDY1 YAESU Band Data Input 1bit With pull-up resistor

4 BDY2 YAESU Band Data Input 2bit With pull-up resistor

12 BDY3 YAESU Band Data Input 3 bit With pull-up resistor

5 GND Signal Ground

13 AN-IC ICOM Analog Freq. Info. IN

6 AN-IC-G ICOM Analog Freq. Info. Gnd

14 T/R T/R

（

SEND) IN Connector in parallel

with “SEND”

7 GND Signal Ground

15 CIV-T ICOMCI-V TX Port

8 CIV-R ICOMCI-V RX Port

12-A CONT Connector (Control)

Pin Assignment

12-B TUNER Connector

For connector to THP HC-1.5KAT, and HC-1500AT tuners. (DIN

7pin Connector, Female, Hoshiden TCS4470-0140577)

Various control signals are concentrated in this connector. (D-SUB 15pin

onnector, Female)

Pin # Signal Description Remarks

2 GND Signal Ground

4 EVENT Event IN (FREQ request

signal)

7 FREQ Freq. Information OUT FREQOUT=MHz/1000

・

6 No Connection