Chapter 3
171
VEE Measurement Program Operation
Measurement
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If [Last Revolution] is selected, only the error
data of the last revolution is logged. The
[View Err Log] displays the logged error data.
Refer to the
“hpe5022_BER_berDataLoggingMode”
function of the programming manual for
details.
Meas. Bytes
Specifies the number of bytes to be measured.
Data Rate
Specifies the number of user data bits to be
recorded on the media per second. The range
should be from 50Mbit/s to 800 Mbit/s. Refer
to the “hpe5022_BER_userDataBitRate”
function of the programming manual for
details.
BER Pattern #
Specifies the pattern number to be used for bit
error rate measurement. The data pattern of
the selected pattern number must be specified
in the [Pattern Config.] menu in advance.
Average
Specifies the number of tests to get the
average result. Average is equal to the number
of times a measurement sequence is repeated.
Refer to “hpe5022_BER_berMeas
ByteCount” function of the programming
manual for details.
Track #
Specifies the track number to be tested.
Meas. Type
Specifies the type of measurement sequence.
1)[Erase Write Meas.] means to erase, write
data then measure. 2)[Write Meas.] means to
write data, then measure. 3) [Meas.] means to
measure only.
NOTE
To set the erase type i.e. (DC+ / DC- / AC), click on [More Config.] to open the setup menu
and select the type in the [Erase Type] button.
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