Chapter 9 Line Interface Boards
Table 9-7 Technical Parameters of the RAC-SPIU-02UE1-75 Board
Parameter
Specification
Silk screen name
RAC-SPIU-02UE1-75
Dimensions (W ×H × D)
3.86 in. × 0.79 in. × 6.9 in. (98.1 mm ×19.92 mm ×175 mm)
Power consumption
6 W
Weight
0.53 lb. (0.24 kg)
Rate
2.048 Mbps×2
9.3 RAC-SPIU-02CE1-120
Overview
RAC-SPIU-02CE1-120 board provides the following functions:
l
Provides two channelized/unchannelized E1 (120 ohm) interfaces.
l
Restores the line clock and providing it to an MPFU board for reference.
l
Supports the processing of various services, such as
and
.
l
Supports hot swapping.
l
Supports board information query and temperature monitoring.
l
Supports the delayed power-on function.
When the router is powered on, all the boards are started up, causing a high pressure
on the power supply. The delayed power-on function can reduce the electric current
impact caused by the boards and protect components from damage due to the
instantaneous surge current.
Panel
For the panel of the RAC-SPIU-02CE1-120 board, see
Figure 9-3 Front Panel of the RAC-SPIU-02CE1-120 Board
Interface Property
The RAC-SPIU-02CE1-120 board provides RJ48 interfaces, and it only supports 120 ohm
E1 interfaces. For a description of the interface properties, refer to
.
Table 9-8 Interface Properties of the RAC-SPIU-02CE1-120 Board
Property
Description
Connector type
RJ48
9-5
SJ-20150204153047-004|2015-03-30 (R1.0)
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