Motorola MTM5400 用户手册

INSTALLATION

MTM5400 Mobile Terminal Installation Manual

53

Service

The junction box PCB is not repairable. Please order a new junction box as necessary.

Connections

1.

Connect all accessories to the junction box. If it is required please see “Re-crimp Procedure” 
on page 61to be able to connect your accessory.

2.

Connect the mobile-terminal-to-Junction box cable to the junction box.

3.

Connect the programming cable to the junction box (if required).

Figure 23  Connectors on the Junction Box - Front Panel

PIN 4: Use an adapter between the radio and the 
accessory connector to short the ignition to ground. 
Interference can cause radio to hang.

1

2

3

7

7

6 5 4 3 2

1

6 5 4 3 2

1

1

2

3

4

5

6

7

1 = Connecting cable from Junction Box 
to MTM5400 (rear side 26-pin 
accessory connector) for installation 
purpose only.

PMKN4101A (length 6 m)

 

PMKN4102A (length 4 m)

 

PMKN4103A (length 2 m)

2 = Connector for accessory terminal

 

pin 1 SPEAKER +

 

pin 2 SPEAKER -

 

pin 3 EXT_PTT

 

pin 4 IGNITION SENSE

 

pin 5 EXT_ALARM

 

pin 6 EMERGENCY

 

pin 7 

3 = Connector for visor microphone