7. Horn Alert Function
The HR1 and HR2 pins of the accessory connector (9-
pin) on the rear of the transceiver are connected to the relay
(K500) and the maximum current is 1A.
1. Remove the upper case of the transceiver.
2. To make the HR2 pin, remove the jumper resistor (0
ohm) R634 on the control unit (X53-440) as shown in
Table 1.
3. Reassemble the PC board and the upper case.
Default
R634
Present
HR1
State
HR2
Table 1
CONTROL UNIT (X53-440)
Component side view
Fig. 7
INSTALLATION
8. Handheld control head
operate the transceiver.
Modifi cation
Absent
HR1
HR2
TK-5810
BG
(
(KCH-16: Option)
The KCH-16 Handheld control head is used to remotely
See the service manual No. B51-8834-00
/5810H
BG
)
(
)
19