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ICOM-IC7400-IC746-IC746PRO-IC756PRO-IC7700-IC7800 (see HM-36 below ) PIN1 MIC + DC VOLTS FOR ICOM ONLY MICROPHONE
PIN2 + 8VOLTS 10Ma TO AVOID DAMAGING THE REGULATOR DO NOTSHORT TO GROUND
PIN3 UP/DOWN
PIN4 SQUELCH
PIN5 PTT
PIN6 GROUND
PIN7 MIC SCREEN/EARTH
PIN8 AUDIO OUT
SSK:
Shield ----- audio grnd
White ------audio
Red ---------PTT
Blk ----------PTT Grnd
If you're still around to see this, it looks like this for your rig:
(SSK colors)
5 - Red
6 - Black
7 - Shield
8 - White ** You may need to jump across 6 and 7**
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