Testing The Cs Services - Huawei BTS3900 GSM Commissioning Manual

BTS3900(A) GSM
Commissioning Guide

4.5.1 Testing the CS Services

This describes how to test the CS services by making test calls between two MSs or between an
MS and a PSTN phone.
Prerequisite
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Procedure
Step 1 Power on one test MS, and check that the MS automatically searches for the GSM network.
If...
The testing MS fails to find the GSM
network
The test MS finds the GSM network
Step 2 Lock the testing MS on a frequency in a logical cell under the BTS.
If...
The test lasts at least 40n minutes (n is the
number of carriers)
The test lasts less than 40n minutes
Step 3 Set the state of the TRX TCH.
1.
Issue 02 (2009-04-20)
Two test MSs which support GSM are registered with the HLR.
The logical cells to be checked are activated.
The BSC functions properly.
On the LMT, choose BTS Maintenance > Modify Administrative State. The Modify
Administrative State dialog box is displayed, as shown in
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4 Commissioning the BTS (Transmission Available)
Then...
Check that the test MS is configured with the SIM
card and the SIM card supports authentication
and encryption.
Go to Step 2.
Then...
Go to Step 3. Conduct the call test on a special
TCH.
Go to Step 4. Conduct the call test directly.
Figure 4-25.
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