User manual

65
3.7.2. BER Test function
SYSTEM DIAGNOSTIC Î DIAG BER TEST
This is the internal Bit Error Rate Tester (BERT) for complete testing of local and remote modem and the link quality without
any external test equipment.
This built-in Bit Error Rate Test generator can generate a standard 2047 (2
11
-1) test pattern.
DIAG
BER TEST
*BERT 2047*
RUN
When the BERT doesn’t have Bit Errors, it shows zero. Otherwise, it will show some number counter.
RUN(SEC) item shows the time elapsed in seconds
RUN(SEC): 00001
BIT ERR: 00000
If there is NO SYNC on bit error message, it is because the testing path hasn’t been connected.
RUN(SEC): 00001
BIT ERR: NO SYNC
Press ENTER key on this display message, it will re-sync again.
*BERT 2047*
RESYNC
Press ENTER key on this display message, it will show the real time status of this testing.
*BERT 2047*
INFO
If you want to exit the BERT, please press ENTER key from this display message.
*BERT 2047*
DISABLE