Pass/Fail - UNI-T UPO3000E Series User Manual

12.3 Pass/Fail

The Pass/Fail uses a template to detect whether the input signal satisfies
the template requirements. If the input signal exceeds the limited range of
the template, it is judged as failed.
(1) Function Introduction
Press UTILITY PgDn pass/fail to enter its menu.
Enable:
Press enable, select on to make the relevant settings for the Pass/Fail.
Output:
Press output to select fail or pass.
(1) Fail: Set the AUX interface on the back panel of the oscilloscope to output
pulses when "fail" and produce beeps.
(2) Pass: Set the AUX interface on the back panel of the oscilloscope to
output pulses when "pass" and produce beeps.
Note: AUX output selection needs to be switched to Pass/Fail.
Source:
Press source, select CH1, CH2, CH3, or CH4 to set the test source of Pass/Fail.
Message:
Press message, select on and the test result statistics will be displayed at
the upper left
corner of the screen, as shown below:
Total_wfs means the total number of frames tested; Pass_wfs means the
number of frames passed; Fail_wfs means the number of frames failed.
Stop Setting:
Press PgDn stop setting to enter its menu as follows:
Options
Functions
Set the Pass/Fail function to stop the test
automatically after it reaches the specified
Pass Count
threshold value of pass
Stop Type
Set the Pass/Fail function to stop the test
Fail Count automatically after it reaches the specified
threshold value of failure
>=, <= Set the stop condition
Condition
Use the Multipurpose knob to set the
Threshold
stop condition threshold
Returns to previous menu, the Pass/Fail menu
Return
Template Setting:
Press PgDn template setting to enter its menu. As shown below:
Options
Functions
Select a channel waveform in CH1~CH4 and
Ch1, CH2,
Reference
plus the horizontal and vertical tolerance as
Waveform CH3, CH4
the conditions for creating a template
Horizontal Use the Multipurpose knob to select the
1 ~ 255
Tolerance horizontal tolerance
Vertical Use the Multipurpose knob to select
1 ~ 255
Tolerance the vertical tolerance
Create
Creates a template with above conditions
Template
Returns to previous menu, the Pass/Fail menu
Return
Operate:
After the above settings are completed, press the operate key and select
on, the device will start recording the waveforms.
Descriptions
Descriptions
52