Verilink HDM 2180 (880-503048-001) Product Manual - Manual (Page 14)

HDM 2180 DS3 DSU Overview
1-4 Verilink HDM 2180 User Manual
Figure 1-2 HDM 2180 Front Panel
Figure 1-3 CDM 2080 Rear Panel
Figure 1-4 Functional Block Diagram of HDM 2180 Components
HDM 2180 Specifications
Table 1-1 Network Specifications
HDM
2180
LOCAL
SYS
MANAGEMENT
PRI EXT SNMP
DA
T
A
NET
Craft port
LEDs
Network Interface
Type DS3
Line Rate Line rate: 44.736 Mbit/s ± 20 ppm
Framing C-bit parity
Line Code B3ZS
EXT TIMING
INPUT
31
1-1016
33-001
HSSI
DS-3
RX TX
20
80 CDM
T1 TIMING
INPUT
75
Ω
BNC female
75 Ω BNC female
HSSI port
8-pin female circular DIN
(Not Supported)
Shelf
midplane
AS2000 shelf
128-pin
HDM 2180
connector
CDM 2080
Customer
To SNMP Manager
TX DS3 Net
applicatio
FRONT
BACK
HSSI
10BaseT
RX DS3 Net
75 Ω coaxial connection