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5790A
Operators Manual
If you previously pressed the "Avg Ref" softkey, you will see both input values that were
used to compute the averaged reference as follows:
Press [VIEW REF] again to return to normal operation. If no reference is set, [VIEW
REF] generates a beep.
4-30. [UTIL MENUS] Key
Press [UTIL MENUS] to call up the top-level utilities menu, which provides softkeys for
calibration, diagnostics, instrument configuration, and measurement control. Most
parameters are saved in memory until they are changed, including power-off periods.
Refer to Tables 4-1 and 4-2 for a summary.
When you press [UTIL MENUS], the Control Display changes to:
This is the top-level utilities menu. The list below describes submenus accessed through
each softkey and tells you where to find further information in the manuals.
•
•
4-22
Cal: Opens the calibration menu. Softkeys in this menu execute dc zeros
calibration, as previously described, and control the semiautomated calibration
procedure. A softkey in this menu displays calibration date information and
another opens a calibration report menu for printing data through the RS-232-C
interface. Refer to Section 3 of the 5790A Service Manual for full details on
calibration. DC zeros calibration is described earlier in this section.
Diag: Opens the diagnostics menu. This menu contains softkeys to execute the
power-up tests, diagnostics, and interactive tests for verifying the displays and
keys. Refer to Section 5 of the 5790A Service Manual for instructions for using
these softkeys.
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