If the VSWR LED
is...
It Indicates That... Then...
OFF
No VSWR alarm is
generated.
Wait till the transmission is available.
Blinking (ON for
0.125s and OFF for
0.125s)
There are alarms on
the ANT_TX/RXA
port and ANT_RXB
port.
Check whether the antenna system is properly
connected to the MRFU or RRU3908.
If the fault persists, record the fault and the
LED status in the
. Then, rectify the fault on the
LMT or M2000.
ON
There is an alarm on
the ANT_TX/RXA
port.
Blinking (ON for 1s
and OFF for 1s)
There is an alarm on
the ANT_RXB port.
----End
6.5 Set the Download Control Right
If the BTS is working in the co-module scenario, the download control right needs to be set. The
system with the download control right upgrades the co-modulated RRU3908/MRFU and the
USCU software during software upgrade.
Prerequisite
l
M2000 server/terminal is working properly, and M2000 is logged on.
l
The connection between BTS and M2000 is working properly. If the BTS is GSM BTS,
the connection between the BSC and M2000 needs to work properly.
Procedure
Step 1
Run the corresponding MML command to set the download control right according to the actual
system of BTS, see
Table 6-8
The corresponding MML commands of setting the download control right versus the
BTS Systems
BTS Systems
MML Commands
GSM
SET BTSLOADCTRL
UMTS
SET LOADCTRL
LTE
SET LOADCTRL
----End
3900 Series Multi-Mode Base Station
Commissioning Guide
6 Commissioning the MBTS by Using USB and M2000
Issue 02 (2010-07-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
6-25