Fluke 43B - Page 63

Performance Verification
4.5 Input 1 and Input 2 Tests in the SCOPE MODE.
4
4-11
• Press .to select the TIME BASE menu.
• Press
to select SINGLE.
• Press
to confirm;  mark changes to ■.
• Press
to highlight Trigger slope.
• Press
to select the TRIGGER SLOPE menu.
• Press
to highlight positive trigger ( ).
• Press
to confirm;  changes to ■.
• Press
to return to SCOPE.
7. Verify that no trace is shown on the test tool display, and that at the upper right
corner of the display HOLD is not shown. If the display shows HOLD then press
. Hold should disappear and the test tool is re-armed for a trigger.
8. Increase the 5500A voltage slowly in 0.1V steps, using the 5500A EDIT FIELD
function, until the test tool is triggered, and the traces are shown.
9. Verify that the 5500A voltage is between +1.5V and +2.5V when the test tool is
triggered.
To repeat the test set the 5500A to 0.4V and start at step 5.
10. Set the 5500A to Standby.
11. Press
to clear the display.
12. Select negative TRIGGER SLOPE.
• Press
to select menu SCOPE SETUP.
• Press
to highlight Trigger slope.
• Press
to select the TRIGGER SLOPE menu.
• Press
to highlight negative trigger ( ).
• Press
to confirm;  mark changes to ■.
• Press
to return to SCOPE.
13. Set the trigger level to +2 divisions from the screen center. For negative slope
triggering, the trigger level is the bottom of the trigger icon (
).
• Press
to select TRIGGER.
• Using
set the trigger level to +2 divisions from the screen center.
14. Set the 5500A to source +3V DC.
15. Verify that no trace is shown on the test tool display, and that at the upper right
corner of the display HOLD is not shown. If the display shows HOLD then press
. Hold should disappear and the test tool is re-armed for a trigger.
16. Decrease the 5500A voltage slowly in 0.1V steps, using the 5500A EDIT FIELD
function, until the test tool is triggered, and the traces are shown.