Sd (Ddi) (J6); Ddo (J7); Idi (J8); Sd (Ido) (J9) - Radyne DMD20 Installation And Operation Manual

DMD20/DMD20 LBST Universal Satellite Modem
62 IDR ESC Backward Alarm
Out - 4 Normally Open
63 IBS Transmit Octet Input - B
64 Synchronous Data – Data Mode
Out - B
65 Synchronous Data - Clear to
Send - B
66 IBS Receive Octet Output - B
67 Synchronous Data Request to
Send – B
68 Synchronous Data Receiver
Ready - B

5.5.6 SD (DDI) (J6)

The Send Data (Drop Data In) Port (Unbalanced) is a 75-Ohm Female BNC Connector.

5.5.7 DDO (J7)

The Drop Data Out Port (Unbalanced) is a 75-Ohm Female BNC Connector.

5.5.8 IDI (J8)

The Insert Data In Port (Unbalanced) is a 75-Ohm Female BNC Connector.

5.5.9 SD (IDO) (J9)

The Send Data (Insert Data Out) Port (Unbalanced) is a 75-Ohm Female BNC Connector.

5.6 Ethernet Data Interface (Optional)

The optional DMD20 Ethernet Data Interface provides four RJ-45, Auto-Crossover and Auto-
Sensing, 10/100 Ethernet Data Ports. JS1 through JS4 may be referred to Port 1 through Port 4
respectively.

5.7 High-Speed Serial Interface (HSSI) (Optional)

TM103 – Rev. 2.5
Rear Panel Interfaces
ESCBWO 4NO
TXO-B
SYNC DM-B
SYNC CS-B
RXO-B
SYNC RS-B
SYNC RR-B
No Direction
Input
Output
Input
Output
Input
Output
5-17