Icom ID-4100A

2-1
SECTION 2 CONNECTOR INFORMATION
12345678
Front panel view
PIN
No.
NAME DESCRIPTION SPECIFICATIONS
18 V +8 V DC output Maximum 10 mA
2 MIC U/D Frequency Up/Down
UP: Ground
DN: Ground
through 470 ˘
3 M8V SW
Grounds when
the HM-207S is
connected
—
4 PTT PTT input
Ground for
transmission
5 MIC E Microphone ground —
6 MIC Microphone input —
7 GND PTT ground —
8 DATA IN
When the HM-207S
is connected, inputs
HM-207S data
—
•
Microphone connector information