Ueiu - Huawei BTS3900C Hardware Description

BTS3900C (Ver.C)
Hardware Description
Table 3-58
Table 3-58 Description on the ports
Slot
Slot 19
Slot 18

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
Issue 03 (2013-05-27)
describes the ports on the UPEU panel.
Silkscree Connecto
n r
+24 V or 3V3 or
-48 V 7W2
connector
EXT- RJ45
ALM0 connector
EXT- RJ45
ALM1 connector
MON0 RJ45
connector
MON1 RJ45
connector
+24 V or 3V3 or
-48 V 7W2
connector
EXT- RJ45
ALM0 connector
EXT- RJ45
ALM1 connector
MON0 RJ45
connector
MON1 RJ45
connector
shows the panel of the UEIU.
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Copyright © Huawei Technologies Co., Ltd.
Quantity Description
1 Introducing +24 V or -48 V DC power
1 Port for Boolean inputs 0 to 3
1 Port for Boolean inputs 4 to 7
1 Port for RS485 input 0
1 Port for RS485 input 1
1 Introducing +24 V or -48 V DC power
1 Port for Boolean inputs 0 to 3
1 Port for Boolean inputs 4 to 7
1 Port for RS485 input 0
1 Port for RS485 input 1
3 BTS3900C Modules
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