COBHAM RT-7000 PMR User Manual

150-071724 Rev N
This document contains proprietary information,
see proprietary statement on first page.
Page 87 of 138
7.4 ELECTRICAL INSTALLATION OF THE RCDU
B. RCDU Serial Interface Connector to RT-7000 PMR Transceiver - Wiring
Considerations
(1) M2J1
The M2J1 connector provides system interconnects. M2J1 is a 78 pin D-sub connector
with mating connector Positronic P/N ODD78S1000S/AA-14 or equivalent.
Figure 7-22: RCDU M2J1 Connector
PI
N
SIGNAL NAME
Connection
Wire
Destination
1
RS232 RX
NC
-
-
2
RS232 RTS
NC
-
-
3
RS232 TX
NC
-
-
4
RS232 CTS
NC
-
-
5
GND
NC
-
-
6
RS422 2 TX Hi
NC
-
-
7
RS422 2 TX Lo
NC
-
-
8
RS422 2 RX Hi
NC
-
-
9
RS422 2 RX Lo
NC
-
-
10
GND
NC
-
-
11
Reserved
NC
-
-
12
Test_N
NC
-
Reserved for Factory Use
13
Day/Night_N
22
Aircraft Day/Night switch (Optional)
14
PS Enable_N
22
Remote Radio Power Supply Enable
(Optional)
15
RS485 1 Hi
NC
-
-
16
RS485 1 Lo
NC
-
-
17
Reserved
NC
-
-
18
Reserved
NC
-
-
19
RS485 2 Hi
NC
-
-
20
RS485 2 Lo
NC
-
-
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COBHAM RT-7000 PMR Specifications

General

Brand	COBHAM
Model	RT-7000 PMR
Category	Radio
Language	English