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Horn alert function, Tk-7150, Installation – Kenwood TK-7150 User Manual

Page 10

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TK-7150

10

INSTALLATION

8. Horn Alert Function

The HR1 and HR2 pin of the accessory connector (25-pin)

on the rear of the transceiver is a relay and maximum current
is 1A.

8-1. Modification

1. Remove the cabinet and shielding cover from the trans-

ceiver.

2. Remove the panel.
3. Remove the short plug from the 6-pin accessory connec-

tor on the rear of the transceiver.

4. Delete R754 on the TX-RX unit.

Default

Modification

R754

Enable

Disable

State

7. Wiring of the Cable for Installing the

Built-in Type GPS Unit or Other PC Board

1. Loosen the 2 screws (

1

) to remove the D-sub 25-pin

connector.

2. Looses the 4 screws (

2

) to remove the Hardware fix-

ture.

3. Remove the CN704 connector with the 6-pin lead wire.
4. Take out the Hardware fixture.
5. Cut the packing as shown in the illustratation.
7. Tighten the 4 screws to attach the Hardware fixture.
8. Tighten the 2 screws to fix attach D-sub 25-pin connector.

Fig. 7-1

Fig. 8

Fig. 7-2

Fig. 7-3

1

2

2

2

2

1

Packing

Packing

Hareware
fixture

Cut out

Cable of GPS unit
or other board

Cable styling

HR1

HR2

HR1

HR2

R754

TX-RX UNIT
Component side