Huawei BTS3900C Hardware Description page 75

BTS3900C (Ver.C)
Hardware Description
Silkscreen
As listed in
Pluggable (SFP) link status. The indicators are positioned above the SFP ports.
Table 3-51 SFP link status indicators
Silkscreen
CPRIx
Issue 03 (2013-05-27)
Color Status
Steady off
On for 1s and off for 1s
Table 3-51, the LBBP provides six indicators indicating the Small Form-factor
Color
Red or green
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Description
l The board does not serve as
an active board.
l The board is not activated.
l The board does not provide
any services.
The power supply for the board
is insufficient.
NOTE
Of all types of LBBP boards, only
the LBBPd has this status.
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)
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 the
following reasons:
l There is no mutual
lock between dual-
mode clock
sources.
l The data rates of
the CPRI ports do
not match each
other.
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