PROGRAMMING CABLE GMKN4067

GENERAL INFORMATION

The GMKN4067 Programming Cable provides a 4-wire RS232 interface (including RxD, TxD, CTS, RTS) between a computer and a mobile radio for programming or flashing operations.

OPERATION

Programming procedures are detailed in the relevant radio's Basic Service Manual. Connect the radio to the computer as directed in that manual.

⚠️ Do not disconnect the cable during a procedure. This could lead to incorrect radio configuration and degraded performance.

SERVICE

The GMKN4067 Programming Cable is not repairable. Please order a replacement cable if necessary.

CABLE CONNECTIVITY

To Radio Accessory Connector (20 pins)

EXTERNAL PTT: Pin 3
FLASH: Pin 6
GND: Pin 7
GND: Pin 8
SWB +: Pin 13
CTS: Pin 17
RTS: Pin 18
TxD: Pin 19
RxD: Pin 20

To Computer (9 pins female)

DCD: Pin 1
RxD: Pin 2
TxD: Pin 3
DTR: Pin 4
GND: Pin 5
DSR: Pin 6
RTS: Pin 7
CTS: Pin 8
RI: Pin 9

The cable utilizes a Radio Interface Box (RIB) with an RS232 Level Shifter to facilitate communication between the radio and the computer.

CONNECTOR DETAIL

Computer Connection: Features a 9-pin female D-sub connector.

Radio Accessory Connection: Utilizes a 20-pin connector.

The Radio Interface Box (RIB) is an inline component connecting the computer and radio cables.

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