TM250 / P/N 250TM-(xxx)-(xxx)
Operation and Installation
28
Document No.: 03.310.010.71e / Revision: 2.10
Connector Pin-Out
PIN # I/O
Term
Function
1
O
Audio Digital
Digital Audio out
2
I
GPS Rx
GPS Receiver Input (for
configuration)
3
O
GPS Tx
GPS Receiver Output (NMEA for
TRT800)
4
O
Audio Analogue Analogue Audio out
5
I/O
GND
Signal Ground
6
-
Supply PWR
Power Input (9-33 V DC)
7
I
FLARM-Rx
Input from external FLARM
8
O
TRAFFIC-Tx
Traffic data output
9
-
DC-GND
Power Supply Ground
Rear View:
1
5
6
9
The power supply has the following requirements:
•
Voltage:
9 .. 33 V DC
•
Current:
approx. 0.16A at 13.8 V (2.2 W)
The ON/OFF switch completely disconnects the TM250 from aircraft
power, so that the internal electronics can be protected against
overvoltage, e.g. during engine start.
