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TK-868G
PA/HA Unit (KAP-1 : Option)
Installing the KAP-1 in the Transceiver
The Horn Alert (max. 2A drive) and Public Address func-
tions are enabled by inserting the KAP-1 W1 (3P; white/black/
red) into CN3 on the TX-RX unit, inserting W2 (3P; green) into
CN7 on the TX-RX unit, and connecting the KCT-19 (option) to
CN2 and CN3 of the KAP-1.
Installation procedure
1. Open the upper case of the transceiver.
2. Insert the two cables (
1 switch unit into the connectors on the transceiver.
3. Secure the switch unit board to the chassis with a screw
(
). The notch (
3
2
front left side.
4. Attach the cushion on the top of the KAP-1 switch unit.
1
3
2
3
!
W1
W2
CN1
CN2
CN3
CN3
CN7
4
INSTALLATION /
) with connectors from the KAP-
1
) in the board must be placed at the
Cushion /
(G13-1710-04)
"
KCT-19
Fig. 3 /
Modifying the Transceiver
Horn alert
The signal from pin 4 of IC9 on the TX-RX unit turns Q5
and Q1 on and off and drives KAP-1 HA relay K2 to drive the
horn with a maximum of 2A.
The default output is HR1. The relay open output can be
obtained between HR1 and HR2 by removing R1 in the KAP-
1.
HR1 (Default)
HR2
Fig. 4 KAP-1 foil side view
R1
Output form
Yes
04
No
04
04
04
04
04
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