Comtech EF Data MBT-5000 - Manual (Page 41)

MBT-5000 L-Band Up/Down Converter System MN-MBT5000
Rear Panel Connections Revision 4
3–9
‘J1 | COM 1’ EIA-485/232 Interface Connector (DB-9F)
Chapter 7. SERIAL-BASED REMOTE PRODUCT MANAGEMENT
This EIA-485/EIA-232 interface connector is a 9-pin Type "D"female connector
(DB-9F). Its mating connector is a DB-9M connector.
Table 3-4. ‘J1 | COM1’
2-Wire EIA-485 Interface
Connector Pinout
Table 3-5. ‘J1 | COM1’
4-Wire EIA-485 Interface
Connector Pinout
Pin # Description Function Pin # Description Function
5 5
9 +RX/TX Signal 9 +TX Signal
4 4
8 -RX/TX Signal Complement 8 -TX Signal Complement
3 3
7 +RX/TX Signal 7 +RX Signal
2 2
6 -RX/TX Signal Complement 6 -RX Signal Complement
1 GND Ground 1 GND Ground
Table 3-6. ‘J1 | COM1’ EIA-232
Interface Connector Pinout
Pin # Description Function
5
9
4
8
3 RD Receive Data
7
2 TD Transmit Data
6
1