19
TK-5710
(
B
)
/5710H
(
B
)
9. 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
(K700) 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)
R960 on the control unit (X53-412) as shown in Table 1.
3. Reassemble the PC board and the upper case.
Default
Modification
R960
Present
Absent
State
Fig. 8-4
Table 1
7
8
Short plug (9-pin)
Crimp terminal
(E23-0613-05)
To KES-5 or KES-6
Black lead
Black/White lead
HR1
HR2
HR1
HR2
CONTROL UNIT (X53-412)
Component side view
K700
R960
Fig. 9
INSTALLATION