Comtech EF Data DMD2401/DMD2401L - Manual (Page 151)

Electrical Interfaces DMD2401/DMD2401L/DMD2401 IBS/IDR Satellite Modem
5-12 TM065 – Rev. 3.3
Receive Data B
46 ESCBWO 4C IDR ESC Backward Alarm Out - 4 Common Output
47 BAL EXC-B External Clock Input B Input
48 GND Ground
49 ESCAUDTX 1B IDR ESC Audio Input Channel 1B Input
50 ESCAUDTX 2B IDR ESC Audio Input Channel 2B Input
51 ESCAUDRX 1B IDR ESC Audio Output Channel 1B Output
52 ESCAUDRX 2B IDR ESC Audio Output Channel 2B Output
53 ESCBWI 4 IDR ESC Backward Alarm Input - 4 Input
54 ES TXD-B/BWI 2 IBS ES Transmit Data B
IDR ESC Backward Alarm Input 2
Input
55 DMD FLT Demod Fault Open Collector Output Output
Open
Collector
56 ES RXD-B IBS ES Receive Data Input - B Output
57 GND Ground –
58 ESCTXC-B IDR ESC Transmit 8 Kbps Output Clock B Output
59 ESCTXD-B IDR ESC Transmit 8 Kbps Output Data B Input
60 ESCRXC-B IDR ESC Receive 8 Kbps Clock Output B Output
61 ESCRXD-B IDR ESC Receive 8 Kbps Data Output B Output
62 ESCBWO 4NO IDR ESC Backward Alarm Out - 4 Normally
Open Output
63 TXO-B IBS Transmit Octet Input B Input
64 SYNC DM-B Synchronous Data - Data Mode Out B Output
65 SYNC CS-B Synchronous Data - Clear to Send B Input
66 RXO-B IBS Receive Octet Output B Output
67 SYNC RS-B Synchronous Data Request to Send - B Input
68 SYNC RR-B Synchronous Data Receiver Ready B Output