NOTE
(1) The security of the USB port is ensured by encryption.
(2) When the USB port functions as a commissioning Ethernet port, ensure that an OM port has been opened
and the user has obtained required authorities for accessing the base station through the OM port before
accessing the base station through the USB port.
Indicators
describes the indicators on the UMPT.
Table 3-11
Indicators on the UMPT
Silkscreen
Color
Status
Description
RUN
Green
Steady on
There is power
supply, but the board
is faulty.
Steady off
There is no power
supply, or the board
is faulty.
On for 1s and off for
1s
The board is
functioning properly.
On for 0.125s and off
for 0.125s
l
The board is
being loaded or
configured.
l
The board is not
started.
ALM
Red
Steady on
An alarm is
generated, and the
board needs to be
replaced.
Steady off
The board is running
properly.
On for 1s and off for
1s
An alarm is
generated, and you
need to locate the
fault before deciding
whether to replace
the board.
ACT
Green
Steady on
The board serves as
an active board.
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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