Attribute Description
Cable Time synchronization mode: time synchronization network cable,
which is a common straight-through network cable with the RS422
interface level
Clock synchronization mode: E1/T1 cable, which is a balanced cable
with an impedance of 120 ohm.
For details about cable, refer to 6.7 Clock Cable.
5.3.6 Technical Specifications
Table 5-21 describes the technical specifications of the MCUA.
Table 5-21 Technical specifications of the MCUA
Item Specification
Board dimensions
(depth x width x
height)
426.8 mm x 194.5 mm x 19.9 mm
Maximum power
consumption
l LE02MCUA: 18 W
l LE03MCUA: 26 W (including CKMA)
Weight 0.90 kg
5.4 FSUA - Enhanced Flexible Service Unit
The FSUA is an optional and pluggable unit installed on the SRU to enhance the functions of
the SRU.
5.4.1 Introduction
5.4.2 Function and Application
5.4.3 Panel
5.4.4 Technical Specifications
5.4.1 Introduction
The FSUA is installed on the SRU shown in Figure 5-11. The FSUA provides the features such
as OAM, BFD and security.
The FSUA is an optional subcard on the SRU. It does not provide any interface.
Figure 5-11 Position of FSU in SRU
5 Boards
Quidway S9300 Terabit Routing Switch
Hardware Description
5-24 Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 01 (2010-12-15)
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