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CDM-Qx Satellite Modem Revision 5
External Connections MN/CDMQx.IOM
4–6
Name Ref. Desig. Connector Type Function
Configuration #3 - Modem 1 with G.703 T1/E1 Balanced (DB-15) and Quad E1IInterface (1-4 Ports E1,w/ D&I)
M&C 10/100BaseT RJ-45 Remote Interface
485/232 9-Pin D Male Remote Interface
Slot #1 Mod:
Alarms 15-Pin Male Form-C Alarms
G.703 BNC Unbalanced G.703 Data Output (incorrect slot for IO)
Slot #2 Demod:
Alarms 15-Pin Male Form-C Alarms
G.703 BNC Unbalanced G.703 Data input
Slot #3 and #4 Quad E1:
Ports 1-2 of E1 DB-9 Female Balance E1 (with D&I)
Ports 3-4 of E1 DB-9 Female Balance E1 (with D&I)
Ext Ref E1 Clock DB-9 Female Balance E1 clock input and output
70/140 Tx /Rx:
Tx BNC
RF Output 75 or 50Ω
Rx BNC
RF Input 75 or 50Ω
Ref BNC External Reference for Modem Synthesizers
AC Plug IEC Modem Power
Ground #10-32 Stud Grounding