Agilent Technologies 8590 Series Service Manual page 566

Softkey Descriptions
Softkey Descriptions
R
ELATED
CAL FETCH Calibration Fetch
D
Pressing
CAUTION
permit erroneous data to be stored. Use
troubleshooting.
R
ELATED
566
• While CAL: LOG AMP is displayed, the following
calibrations are performed:
The log fidelity is measured in 1 dB steps.
Errors are corrected with digital offsets of the
video signal on the A16 assembly.
The video offsets are stored as correction factors.
If a failure occurs during this calibration routine, an
error message is displayed. Refer to
description of displayed error messages.
Be sure to press
AMPTD
S
DISPLAY CAL DATA
OFTKEYS
CAL FREQ
CAL FREQ & AMPTD
CAL FETCH
CAL STORE
CORRECT ON OFF
CAL FETCH
ESCRIPTION
factors from the area of memory that retains data when
the analyzer is turned off and places it in working
(volatile) RAM memory.
clears the correction-data-error flag and can
CAL FETCH
S
CAL AMPTD
OFTKEYS
CAL FREQ
CAL FREQ &AMPTD
CAL STORE
CAL STORE
routine.
retrieves the self-calibration correction
CAL FETCH
Chapter 14 for the
after running the
CAL
only for
Chapter 13