Figure 51: Accessory Connector; Figure 52: 26-Pin Accessory Connector; Accessory Connection Plan - Motorola MTM800 FuG Installation Manual

PIN Function
24 UART_CTS
25 IGNITION
26 EXTERNAL ALARM
Caution: PIN 25: If the ignition line is not used, it must be grounded for example connected to pin 8.
Interference can cause radio to hang.
Note: PINs 13 and 15 cannot be used (nor configured) at the same time.

Accessory Connection Plan

Caution: The accessory connections shown are not compatible to some other models of Motorola radios.
Check the appropriate accessory or technical manual for further information. Ensure correct position of the
accessory connector.

Figure 51: Accessory Connector

Figure 52: 26–Pin Accessory Connector
25
26
The 26-pin connector, Part Number: 1516174H01 (delivered with the accessory connector kit, Part Number:
PMLN5072_) plugs into the 26-pin accessory connector on the terminal.
Description
RS232 or UART1 / UART2
CTS input
Ignition input (through ser-
ies 15K) – Pull > 10V to
power on
External Alarm output
(Pulled via 4K7 to A+)
1
Connectors and PIN Assignment | 83
2
1
2
68015000584-J | | Send Feedback
26
25