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Getting Started
Steps for Setting Up Eye-Diagram Analysis
Controlling an
70841A/B Pattern
Generator
When using the 70311A clock source (below 3 Gb/s):
This section explains how to display the menus for the 70841A/B pattern gen-
erator. The display can be assigned to control either the eye-diagram analyzer
or the 70841A/B pattern generator.
Note If the eye-diagram analyzer is configured with a non 70841 pattern generator,
you must manually set the trigger level. Refer to “To Manually Set the Trigger
Level” on page 1-25 in this chapter.
1 Turn on the power for both mainframes. Wait until the start-up routines are
completed and the mainframes are ready for key presses.
2 Continue by pressing:
DISPLAY, NEXT INSTR
If several instruments are in the system, you may have to press NEXT INSTR
several times.
3 If the 70841A/B’s status screen, shown in the following figure, is not shown, the
pattern generator is probably addressed as a slave instead of a master. Perform
the following steps:
a Press the left-side Address Map softkey.
An Example 70841A/B’s Status Screen
b Use the front-panel knob to scroll the box to the column where the