Chapter 9 267
BERT
Setting Up a PHS Bit Error Rate Test (BERT)
Setting the Radio to a Receiver Mode
Set the PHS radio to receive the signal of the specified carrier frequency and the timeslot 1, and output the
data used for the bit error rate measurements.
Selecting the BERT Data Pattern and Total Bits
1. Access the BERT function.
For an ESG with Option UN7 Installed
Press
Aux Fctn > BERT > Configure BERT.
For an ESG with Options UN7 and 300 Installed
Press
Aux Fctn > BERT > Baseband BERT > Configure BERT.
If the
Data softkey does not show that PN9 is the selected data pattern, press
Data > PN9.
The selected PN sequence must match the data PN sequence used on the channel being measured. For
example if the DCH (DTCH) is using PN9 data, then the data selection in the BERT function must also
be PN9.
2. Press
Total Bits > 100000 > Bits.
Selecting the BERT Trigger
1. Press Return > Configure Trigger.
If the
BERT Trigger softkey does not show Trigger Ke y as the selected trigger, press
BERT Trigger > Trigger Key.
2. Press
Return > BERT Off On.