Agilent Technologies E5022A Operation Manual page 183

Hard disk read/write test system
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VEE Measurement Program Operation
Measurement
[Data Rate Sweep] Ch. Quality Menu
Measurement
1.
Procedure
2.
182
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Click on [Ch Quality] button to open the BER measurement menu of the data rate
sweep.
[Data Rate Sweep] > [Ch Quality] Menu
Set the parameters, click on each button to enter a new value.
BER Pattern #
Track #
Meas. Type
Start Data Rate
Stop Data Rate
NOP
Step
Specifies the pattern number to be used for bit
error rate measurement. The data pattern of
the selected data pattern number must be
specified in the [Pattern Config.] menu in
advance.
Specifies the track number to be tested.
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.
Specifies the starting point of the data rate.
Specifies the stopping point of the data rate.
Specifies the number of points to sweep the
data rate.
Displays the step by which data rate is
incremented. This parameter is computed and
updated automatically when you specify
[NOP].
Chapter 3

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