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3 Board
3.1 Overview
This chapter introduces board panels and board layouts, including indicators, DIP switches,
jumpers and ports on the BTS3X (the BTS30, the BTS312, the BTS3006A, and the
BTS3012A) boards. All board information is basically supplied on current product version.
For boards with multiple versions, the comparison between other versions and the current one
is provided.
Table 3-1
Table 3-1 BTS3X boards
Board Name
ABB
ASU
CDU
CMB
ECDU
EDU
EMU
EMUA
ESCU
FMU
MDU
PAT
PBU
PMU
PSU
PWB
SCU
SPD
TCB
TCU
TDU
TES
TEU
3-2
lists all the boards described in this chapter.
Full Name
Abis Bypass Board
Access network SDH transmission Unit
Combining and Distribution Unit
Common resource Backplane
Enhanced Combining and Distribution Unit
Enhanced Duplexer Unit
Environment Monitor Unit
Environment Monitor Unit (A: version number)
Enhanced Simple Combining Unit
Fan Monitor Unit
Multi Combining and Distribution Unit
Passive Transmission Board
Power Boost Unit
Power Monitor Unit
Power Supply Unit
Power Backplane
Simple Combining Unit
Surge Protection Device
Transmission/Temperature Control Backplane
Temperature Control Unit
Time Distribution Unit
Transmission Extension power Supply unit
Transmission Extension Unit
Huawei Technologies Proprietary
M900/M1800 BTS3X Series Base Transceiver Station
Hardware Description Manual
Issue 01 (2006-11-18)
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