Figure 3-49 DIP switch on the UELP
Table 3-82 describes the DIP switch on the UELP.
Table 3-82 DIP switch on the UELP
DIP
Switch
DIP Status Description
1 2 3 4
S1 OFF OFF OFF OFF Not grounded
Other status Grounded
NOTE
The E1 cable of 75 ohms can be either grounded or not, whereas the E1 cable of 120 ohms and the T1 cable
of 100 ohms cannot be grounded.
3.1.18 UFLP
Each universal FE lightning protection unit (UFLP) provides protection for two channels of FE
signals. Each universal FE lightning protection unit type B (UFLPB) provides protection for two
channels of FE/GE signals.
NOTE
The UFLPB applies only to the LTE mode.
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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