Comtech EF Data SLM-5650A - Manual (Page 165)

SLM-5650A Satellite Modem Revision 8
Network Processor (NP) Interface MN-SLM5650A
8–3
8.2.1 Connector Pinout
The LAN interface is comprised of four IEEE 802.3ab 10/100/1000 BaseT copper interfaces via
four female RJ-45 connectors wired as shown in Table 8-1.
Table 8-1. LAN Interface Connector Pinout (Typical)
Pin # Description Direction
1 BI_DA+
Bidirectional
2 BI_DA-
3 BI_DB+
4 BI_DC+
5 BI_DC-
6 BI_DB-
7 BI_DD+
8 BI_DD-
8.3 Interface Specifications
8.3.1 Physical Description
Dimensions 4.5 W x 6.8 D x .85 H inches (11.43 W x 17.27 D x 2.16H cm)
Connectors
SLM-5650A connection: (1) 96-pin DIN receptacle
Console interface for board bring-up and factory use only:
(1) RJ-11 connector
LAN interface: (4) RJ-45 female connectors, 100Ω
Indicators Link Status and Activity Light-Emitting Diodes (LEDs)
8.3.2 General Specifications
Data Framing 10/100/1000 BaseT Interface: RFC-894 “Ethernet”
Data Framing Format (WAN) CEFD proprietary
Electrical Properties Per IEEE 802.3ab
Max Ethernet Frame
1636 Bytes (Bridge mode)
1541 Bytes (Router mode)
Packet Types Burst, distributed, or IPV4
Signal Types Serial data
Voltage Level Per IEEE- 802.3ab
Packet Latency 50 ms maximum
Cable Length, Maximum
100 meters CAT 5 cable, patch cords and connecting hardware, per ISO/IEC
11801:1995 and ANSI/EIA/TIA-568-A (1995)
Hot Pluggable
Card – No
Cable – Yes