Checking The Hardware Connection Of The Bts; Table 5-8 Checklist For The Connection Of The Power Cables And Grounding Cables - Huawei BTS3900 GSM Commissioning Manual

5 Commissioning the BTS (Transmission Unavailable)
Step 5 Perform the next operation according to the result displayed in the Board Alarm
Information dialog box.
If...
No alarm is generated
An alarm is generated
----End

5.6 Checking the Hardware Connection of the BTS

This describes how to check the hardware connection of the BTS by checking the connection
of power cables, grounding cables, and all kinds of signal cables.
Procedure
Step 1 For checking the connection of power cables and grounding cables, see

Table 5-8 Checklist for the connection of the power cables and grounding cables

SN
1
2
3
4
5
5-32
NOTE
Each red grid represents an alarm.
NOTE
When the transmission is unavailable, which indicates that the BTS is not connected to the BSC, certain
alarms are generated in common cases. These alarms are theE1 Local Alarm of the GTMU, the SW Not
Activated Alarm, the LAPD Alarm, and the SFP Port Inconsistency Alarm. The SFP Port
Inconsistency Alarm is reported only when the TRX is connected but not configured or is configured but
not connected.
Check Item
The unused connectors of the power cables are capped.
The PGND cable is green and yellow. The DC grounding cable is black.
The -48 V DC power cable is blue. The cross-sectional area of the PGND
cable is 16 mm
All the power cables and grounding cables are copper-core cables. The
outer diameter of the external power cables and grounding cables is about
11 mm.
The power cables and grounding cables are not short-circuited or
reversely connected.
The power cables and grounding cables are bound separately from other
cables.
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Then...
Close the Board Alarm Information dialog box.
Repeat steps Step 2
alarms generated in other boards or modules.
Clear the alarm based on the troubleshooting
suggestions.
2
.
BTS3900(A) GSM
Commissioning Guide
through Step 5 and query
Table 5-8.
Issue 02 (2009-04-20)