Huawei BTS3900C Hardware Description page 56

BTS3900C (Ver.C)
Hardware Description
Table 3-24 CPRI port status indicators
Silkscreen
CPRIx
Issue 03 (2013-05-27)
Color
Red or green
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.
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Status
Steady green
Steady red
Blinking red (on for
0.125s and off for
0.125s)
Blinking red (on for
1s and off for 1s)
Steady off
3 BTS3900C Modules
Description
The CPRI link is
functioning properly.
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.
The RF module
connected to the CPRI
link has a hardware
fault.
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
(1)
the USB flash
drive is used for
VSWR test.
l The optical
module cannot be
detected.
l The CPRI cable is
not connected.
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