Technical data

50 U4154A Logic Analyzer Service Guide
3 Testing U4154A Performance
5 Click Edit to display the Edit Measurement dialog box.
NOTE
Align the blue bars vertically
Initially, the blue bars will be vertically aligned. After running Eye Scan, the
blue bars will not be vertically aligned because an independent sample
position will be determined for each channel.
1 If the blue bars in the Eye Scan display are not vertically aligned:
a In the “My Bus 1” row, grab the right-most blue bar with the mouse pointer
and move it all the way to the left. Release the mouse button. This will
vertically align all of the blue bars.
2 Using the mouse pointer, grab the blue bar for “My Bus 1” and move it to the
recommended starting position of -3.6 ns. All of the blue bars will follow.