User Manual of Smart Digital Storage Oscilloscope
56
Do Self Cal (Self-Calibration)
The self-calibration procedure can improve the accuracy of the oscilloscope under
the ambient temperature to the greatest extent. If the change of the ambient
temperature is up to or exceeds 5
℃
, the self-calibration procedure should be
executed to obtain the highest level of accuracy.
Before executing the self-calibration procedure, disconnect the probe or wire and
the input connector. Press the
Utility
button .Then
,
press the
H1
button and the
function menu will display at the left of the screen, turn the
M
knob to choose
“
Adjust
”, then press the
H2
button to choose “
Self Cal
”, entering the
self-calibration procedure of the instrument.
Fig.5-42 Self-Calibration
●
Pass/Fail
The
Pass/Fail
function monitors changes of signals and output pass or fail signals by
comparing the input signal that is within the pre-defined mask.
Press the
Utility
button and turn the
M
knob to select the
Pass/fail
to go to the
following menu.
Fig.5-43 Pass/Fail menu
Function Menu
Setting
Description
Self Cal
Carry out the self-calibration procedure.
Default
Call out the factory settings.