Pat; Functions; Panel - Huawei BTS3 Series Hardware Description Manual

3 Board
Tributary
Number
11
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16

3.20 PAT

3.20.1 Functions

In addition to E1 transmission, the BTS30/312 also provides the built-in transmission system
that supports external optical transmission ports, such as the 155 MHz SDH optical port and
PON optical port. The PON transmission mode is realized with the PAT. The PAT is a type of
Huawei access network product.
The BTS3006A and the BTS3012A are configured with external optical transmission
equipment. They do not support the PAT.
The PAT has the following functions:
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3.20.2 Panel

Figure 3-43
3-64
75-ohm Impedence
SW106-1: ON
SW106-2: ON
SW106-3: ON
SW106-4: ON
SW107-1: ON
SW107-2: ON
SW107-3: ON
SW107-4: ON
SW108-1: ON
SW108-2: ON
SW108-3: ON
SW108-4: ON
Realizing order wire communication together with local transmission equipment.
Realizing the far end photoelectric conversion, multiplexing and de-multiplexing of data
and 1 to 4 channels of 2 Mbit/s services, including free upload or download, processing
and reporting of order wire.
Realizing far end delay control and ranging.
Providing various loopback functions. There are two segments of loopbacks: E1
loopback and 2M loopback. Each segment of loopback has two directions: near end
loopback and far end loopback.
shows the PAT panel.
Huawei Technologies Proprietary
M900/M1800 BTS3X Series Base Transceiver Station
120-ohm Impedence
SW116-1: OFF SW106-1: OFF
SW116-2: ON SW106-2: OFF
SW116-3: OFF SW106-3: OFF
SW116-4: ON SW106-4: OFF
SW117-1: OFF SW107-1: OFF
SW117-2: ON SW107-2: OFF
SW117-3: OFF SW107-3: OFF
SW117-4: ON SW107-4: OFF
SW118-1: OFF SW108-1: OFF
SW118-2: ON SW108-2: OFF
SW118-3: OFF SW108-3: OFF
SW118-4: ON SW108-4: OFF
Hardware Description Manual
SW116-1: OFF
SW116-2: OFF
SW116-3: OFF
SW116-4: OFF
SW117-1: OFF
SW117-2: OFF
SW117-3: OFF
SW117-4: OFF
SW118-1: OFF
SW118-2: OFF
SW118-3: OFF
SW118-4: OFF
Issue 01 (2006-11-18)