shows the panel of the UTRPc.
Figure 3-42
Panel of the UTRPc (with four electrical ports and two optical ports)
Functions
The UTRP performs the following functions:
l
Provides extended E1/T1 ports to connect to transmission equipment, supporting ATM,
TDM, and IP transmission.
l
Provides electrical and optical transmission ports to connect to transmission equipment.
l
Supports cold backup.
Restriction
The GTMUa cannot be used together with the UTRPc.
Indicators
describes the indicators on the UTRP panel.
Table 3-61
Indicators on the UTRP panel
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 running
properly.
On for 0.125s and off
for 0.125s
l
The board is
being loaded or
configured.
l
The board is not
started.
BTS3900C (Ver.C)
Hardware Description
3 BTS3900C Modules
Issue 03 (2013-05-27)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
77