2-12
■ Accessory connector information
2
INSTALLATION AND CONNECTIONS
ACC
PIN No.
NAME DESCRIPTION SPECIFICATIONS
NOTE: If the beep level limit is in use, the beep tone
decreases from the fixed level when the [AF] con-
trol is rotated above a specified level. (p. 11-6)
1
2
3
4
5
6
7
8
ANTS
GND
SEND
NC
AF
SQLS
13.8 V
MOUT
Outputs 5 V when the [ANTENNA]
switch is ON.
Connects to ground.
When grounded, attenuator activates
and then audio is muted.
No connection
AF detector output.
Fixed, regardless of [AF] position in
default settings. (see notes below)
Squelch output.
Goes to ground when squelch opens.
13.8 V output when power is ON.
Output S-meter level.
Output current : Less than 100 µA
Output impedance : 10 kΩ
GROUND level : –0.5 to +0.8 V
Input current : Less than 20 mA
Output impedance : 47 kΩ
Output level : 100–300 mV rms
Squelch open : Less than 0.3 V/5 mA
Squelch closed : More than 6.0 V/100 µA
Output current : 100 mA
Output voltage : 0 to approx. 4 V
Output impedance : 10 kΩ
Output level : 1 V p-p ±0.2 V
Output impedance : 75 Ω
DATA IN
PIN No.
NAME DESCRIPTION SPECIFICATIONS
