Label
Color
State
Description
OFF (red)
No VSWR alarm is generated.
CPRI0
Red/Green
On (green)
The CPRI links are normal.
On (red)
The reception of the optical module is
abnormal, and an alarm is generated.
ON for 1s and OFF for
1s (red)
The CPRI link has a loss-of-lock error.
OFF
The SFP is out of position, or the
optical module is powered off.
CPRI1
Red/Green
On (green)
The CPRI links are normal.
On (red)
The reception of the optical module is
abnormal, and an alarm is generated.
ON for 1s and OFF for
1s (red)
The CPRI link has a loss-of-lock error.
OFF
The SFP is out of position, or the
optical module is powered off.
Ports
describes the ports on the WRFU panel.
Table 4-51
Ports on the WRFU panel
Port
Label
Connector
Description
RF port
ANT_RXB
DIN
RF RX port, connected to the antenna
system
ANT_TX/
RXA
DIN
RF TX/RX port, connected to the antenna
system
CPRI
CPRI0
SFP female
Connected to the BBU, or the upper-level
WRFU during the cascading
CPRI1
SFP female
Connected to the lower-level WRFU
during the cascading
Interconnectio
n port for RF
RX signals
RX_INB
QMA female
Input port of diversity signals in the
antenna channel
RX_OUTA
QMA female
Output port of diversity signals in the
antenna channel
Power supply
socket
PWR
2V2 power
Feeding power
4 BTS3900 Components
BTS3900
Hardware Description
4-52
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Copyright © Huawei Technologies Co., Ltd.
Issue 04 (2011-02-15)