Installing a Remote Microphone on a
Kenwood TK-863G using a KCT-19
File created 10-11-2004 by Jay Banks
Contents:
Installing the KCT-19 in the transceiver
Kenwood TK-863G Microphone Pinouts
Standard 8-pin Modular Jack Pinouts
Putting it all together
Notes
Installing the KCT-19 in the transceiver
1. Accessory Connection Cable
(KCT-19: Option)
The KCT-19 is an accessory connection cable for connecting
external equipment. The connector has 15 pins and the necessary signal lines are selected for use.
1-1. Installing the KCT-19 in the transceiver
1. Remove the upper and lower halves of the transceiver case, and
lift the DC cord bushing ( 1 ) from the chassis.
2. Remove the pad as shown in Figure 1 ( 2 ).
3. Insert the KCT-19 cable ( 3 ) into the chassis ( 4 ). The wire
harness band ( 5 ) must be inside the chassis. Replace the DC cord bushing ( 6 ).
Connect the KCT-19 to the TX-RX unit (A/2) as shown in Figure 2 (
7 ).
Connect the KCT-19 to the external accessory by inserting the
crimp terminal ( 8 ) into the square plug ( 9 ), both of which are supplied with the KCT-19.
Figure 1.

Figure 2.

Mic Pinouts for a Kenwood TK-863G 8-pin Microphone
|

|
| 1.
CM |
5.
PTT |
| 2.
HOOK |
6.
E
(Ground) |
| 3.
MIC |
7.
PSB |
| 4.
ME
(Mic
Ground) |
8.
BLC |
Modular Jack Pinouts

Putting it all together
|
8-pin
Modular
Plug
(which
the
microphone
plugs
into)
 |
|
Connect
from
MIC
(8-pin
Modular
Plug)
to
Square
Plug
E09-1571-05
Pin
3
(white/green)
is
connected
to
pin
5
on
the
Square
Plug
Pin
4
(blue)
&
Pin
6
(green)
are
both
connected
to
pin
6
on
the
Square
Plug
Pin
5
(white/blue)
is
connected
to
pin
8
on
the
Square
Plug
|
|
Square
Plug
E09-1571-05
 |
Remote Microphone Example Diagram:

Notes
This setup excludes adding an external speaker to provide audio at the remote
microphone location. Therefore, do not connect KCT-19 cable C to transceiver at CN8. This will leave
the speaker on the transceiver active.
If an external speaker is needed at the remote microphone location, you can connect
KCT-19 cable C to transceiver at CN8 and tie into the black cable going to the speaker on the
transceiver. Doing this will leave the speaker on the transceiver active as well as the remote
speaker. Use two unused wires from the cat-5 cable (white/brown & brown ?) to run the audio from
the KCT-19 to the remote speaker. KCT-19 port 12 is Speaker Audio Out.
If you only want the remote speaker to work and the speaker on the transceiver
deactivated, disconnect the speaker on the transceiver and plug the KCT-19 cable C in at CN8 (see
figure 2 above).
|
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