Kenwood TS-850S Instruction Manual page 18

ACC 2 connector
Terminal numbers and their applications are as
follows :
View from the
rear panel.
Cp
13-pin DIN plug (E07-1351-05)
ACC2 pin assignments
Pin number | Symbol Use
1 NC No connection
2 NC No connection
3 ANO |The receiver audio at a fixed
level independent of AF gain
control setting. Output
voltage : 300 mV/4.7kQ or
more at high input level
4 GND _| Grounding (The shielded wire
of the audio output terminal
is connected here.)
5 PSQ |This pin is used for
connecting a TNC (Terminal
Node Controller) for use with
packet radio. It is the
Squelch Control terminal and
will not allow packet
communications while
squelch is off.
6 Output | Output voltage varies with S-
voltage | meter indication.
pin for
S-meter.
i NC No connection
8 GND _| Grounding
9 PKS | This is the standby pin used
exclusively for the terminal
unit. When this pin is in use
for standby, the microphone
input is automatically shut off
and the transmit is
operational.
10 NC No connection
18
ACC2 pin assignments
Pin number | Symbol
Use
"1 PKD | This is the MIC (microphone)
input pin from the terminal
unit. The input level is
approximately 20 mV.
13 ss Standby terminal.
Grounding transmits.
@ EXT SP (External speaker) jack
This jack is for connection of an external speaker.
ANTI control
GAIN control
This control adjusts the sensitivity of VOX amplifier.
Adjust this control for your personal preference.
DELAY control
This control adjusts how
long the transceiver will
remain keyed after voice input has stopped.
@) ELECTRONIC KEY switch
@ CW KEY jack