5
CON3-8
White
+B Power
J3-2
J1-1
Red
Circuit
+B
supply
J2-2
J1-4
Black
MIC input
J2-5
PCB gnd
Black
GND
J2-8
CON 1(8pin circular plug) does not connect to microphone
Table 4. KENWOOD and ALINCO 8pin circular plug (K-8P):
: TS-50, 140,440,450,570,690,790,850,870,940,950,2000, DX-70, DX-77
Connector
pin
Color
Function
Connection
terminal
Remarks
CON3-3
Orange PTT
J3-3
CON3-4
Yellow PTT GND
J3-4
CON3-5
Green
UP
J3-5
CON3-6
Blue
DOWN
J3-6
CON3-7
Purple U/D Com.
J3-7
CON3-8
White
+B Power
J3-8
J1-1
Red
Circuit
+B
supply
J2-8
J1-4
Black
MIC input
J3-1
PCB
ground
Black
GND
J3-2
CON1-1
Brown MIC
J2-1
CON1-2
Red
PTT
J2-3
CON1-3
Orange DOWN
J2-6
CON1-4
Yellow UP
J2-5
CON1-5
Green
+B Power
J2-8
CON1-6
Blue
SQUELCH
N/A
CON1-7
Purple MIC GND
J2-2
CON1-8
White
PTT GND
J2-7
CON 2(Modular input) does not connect to microphone
Table 5. KENWOOD 8pin modular plug (K-8M): TM-V7A, D-700
Connector pin
Color
Function
Connection
terminal
Remarks
CON3-3
Orange PTT
J3-8
CON3-4
Yellow PTT GND
J3-5
CON3-5
Green
UP
J3-6
CON3-6
Blue
DOWN
J3-2
CON3-7
Purple U/D Com.
J3-3
CON3-8
White
+B power
J3-7
J1-1
Red
Circuit
+B
supply
J2-7
J1-4
Black
MIC input
J3-1
PCB ground
Black
GND
J3-4
