Question about ICOM Informatique IC-F121 VHF 136-174MHz mobile 128Ch 50W Microphone
To use OPC-617 option cable:1- open your CS-F100 Rev 1.7, read your radio.2- click on Common >> Expert >>EPTT/FTSW change to EPTT, 3- On the main board , look into the left side of the board you see pad D, solder ittogether, if you use pad F, you shou.ld put a 47K ohm resistor.You can follow this link for your pin out connection.http://www.two-way-radio-tools.com/icom-mc1700-mdc.html
and download ver sion Rev 1.7 from herehttp://www.two-way-radio-tools.com/icom-softwares.html
Posted on Jan 30, 2012
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Posted on Jan 02, 2017
If you feel the shield goes to the middle, try red on one terminal and white on the other. If not, reverse it.
If it's labeled on the circuit board...pin 1, pin 2, pin 3, then pin 1 is usually ground, pin 2 is hot (red), and pin 3 is cold.
Posted on Apr 15, 2010
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