Specifications

SDM-300L3 Satellite Modem Revision 0
Connector Pinouts MN/SDM300L3.IOM
3–2
Figure 3-1. SDM-300L3 Rear Panel
Table 3-1. Modem Rear Panel Connectors
Name
Ref.
Desig.
Connector Type Function
TX/IF OUTPUT CP1 Type N , Female RF Output
EXT REF CP2 BNC, Female EXT REF IN
RF IF INPUT CP3 Type F, Female
RF Input 75Ω
Data/I/O (Optional) J2
J3
J4
J5
BNC, Female
BNC, Female
BNC, Female
15-pin D Female
G.703/ASYNC Closed Network
REMOTE J6 9-pin D, Female Remote Interface
FAULT J7 9-pin D, Female FORM C Fault Relay Contacts
DATA I/O
(Customer-select)
J8
25-pin D, Female
34-pin, Female
37-pin D, Female
50-pin D, Female
Data Input/Output (standard modem)
V.35
EIA-449
Data Input/Output
(modem with
ASYNC/AUPC/IDR/IBS/G.703 option)
AUX 1 J9 9-pin D, Female (TTL) Faults
Satellite Clock
Demod I/Q
Automatic Gain Control (AGC) Out
ALARMS J10 9-pin D, Female FORM C Alarm
Relay Contacts
AC INPUT NONE IEC
GROUND NONE 10-32 Stud
J8
DATA I/O
J6
J7
J9
J10 CP2
CP3
CP1
J2 J3 J4 J5
G.703/ASYNC
INTERFACE
OPTIONAL