Use the CRC4 and E-bits radio buttons to enable (On) or disable (Off) the
corresponding bit in the received signal. Use buttons in left frame for setting
CRC4. Use buttons in right frame for setting E-Bit.
If it is uncertain whether the CRC4 and E-bits are supported in the monitor
signal, it is recommended to select the Off mode.
Content tab page
The Content tab page contains the following parameters:
Pattern type
Select the requested pattern. Refer to Pattern type in "Transmitter Setup".
For testing of data rates from 64 kbps to 2 Mbps in a 2 Mbps line, ITU-T O.150
recommends PBRS 11 to be used. For testing at the 2 Mbps rate, PRBS 15 is
recommended in ITU-T O.150.
Select 'Normal' or 'Inverse' pattern type.
Touching the 'ITU standard' button will apply ITU-T O.150 recommended
Pattern type for N x 64 kbps data rates (PRBS 11).
User pattern
User pattern field is enabled if Pattern type is set to User [32] bit or User
[2084] bit. Touch the User pattern field and use the launched Pattern
Editor dialog box to define the user pattern. Depending on the selected
pattern type, different user pattern setup options will be available.
The length can be any length from 1 bit to 32 bits or from 1 bit to 2048 bits.
Pattern time slots
Touch the Pattern time slots graphics and use the launched dialog box to
select the timeslot which will receive the Channel Content signal. Set and
clear timeslots as relevant.
Audio
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