Table 3-24
CPRI port status indicators
Silkscreen
Color
Status
Description
CPRIx
Red or green
Steady green
The CPRI link is
functioning properly.
Steady red
An optical module
fails to receive or
transmit signals
because of the
following reasons:
l
The optical
module is faulty.
l
The fiber optic
cable is broken.
Blinking red (on for
0.125s and off for
0.125s)
The RF module
connected to the CPRI
link has a hardware
fault.
Blinking red (on for
1s and off for 1s)
The CPRI link is out
of lock because of
following reasons:
l
There is no mutual
lock between dual-
mode clock
sources.
l
There is
mismatched data
rate over CPRI
ports.
l
VSWR alarms are
generated on the
RF module
connected to the
CPRI link when
the USB
(1)
flash
drive is used for
VSWR test.
Steady off
l
The optical
module cannot be
detected.
l
The CPRI cable is
not connected.
NOTE
(1) The security of the USB port is ensured by encryption. The TST port is used for commissioning the
base station rather than importing or exporting the base station configuration.
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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