Comtech EF Data CDM-700 - Manual (Page 245)

CDM-700 High Speed Satellite Modem Revision 5
Gigabit Ethernet Interface (GbEI) (CDI-70) MN/CDM700.IOM
E–3
Figure E-2. GBEI Interface Option Board – Phase 1
E.4 Connector Pinout
The LAN interface is comprised of one IEEE 802.3ab 1000Base-T copper interface via a
single female RJ-45 connector wired:
Table E-2. Connector Pinout
Pin # Description Direction
1 BI_DA+ bidirectional
2 BI_DA- bidirectional
3 BI_DB+ bidirectional
4 BI_DC+ bidirectional
5 BI_DC- bidirectional
6 BI_DB- bidirectional
7 BI_DD+ bidirectional
8 BI_DD- bidirectional
GE
Layer 2
Switch
GE
Layer 2
Switch
Packet
Processor
Packet
Processor
Modem
Interface
Clk
&
Data
μC
Gigabit Ethernet Card
J1
RJ-45 RJ-45
Management
Packet
Processor
Management
Packet
Processor
Memory Memory
Ethernet
Interface