Huawei BTS3900C - Ueiu

Table 3-58 describes the ports on the UPEU panel.
Table 3-58 Description on the ports
Slot Silkscree
n
Connecto
r
Quantity Description
Slot 19 +24 V or
-48 V
3V3 or
7W2
connector
1 Introducing +24 V or -48 V DC power
EXT-
ALM0
RJ45
connector
1 Port for Boolean inputs 0 to 3
EXT-
ALM1
RJ45
connector
1 Port for Boolean inputs 4 to 7
MON0 RJ45
connector
1 Port for RS485 input 0
MON1 RJ45
connector
1 Port for RS485 input 1
Slot 18 +24 V or
-48 V
3V3 or
7W2
connector
1 Introducing +24 V or -48 V DC power
EXT-
ALM0
RJ45
connector
1 Port for Boolean inputs 0 to 3
EXT-
ALM1
RJ45
connector
1 Port for Boolean inputs 4 to 7
MON0 RJ45
connector
1 Port for RS485 input 0
MON1 RJ45
connector
1 Port for RS485 input 1
3.1.13 UEIU
The universal environment interface unit (UEIU) of the BBU3900 transmits monitoring signals
and alarm signals from external devices to the main control board.
Panel
Figure 3-36 shows the panel of the UEIU.
BTS3900C (Ver.C)
Hardware Description 3 BTS3900C Modules
Issue 03 (2013-05-27) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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