Tektronix 11A32, Service Reference Manual, Page: 30 / 71

Part 4-Enhanced
Procedure a.
b.
Twenty minutes after power up, the instrument must
achieve the Enhanced Accuracy Press the ENHANCED ACCURACY
button. Another prompt then appears on the display. Press the ENHANCED
ACCURACY button
Self-calibration takes a couple of minutes.
the off during may in
losing
some of
the Non-Volatile RAM This could
diagnostic at the and affect
operation in unpredictable
CHECK-for the message, In Progress” “Enhanced
Accuracy in Progress,” indicating that the instrument began self-calibration.
the
message, completed and, passed” or “Self
calibration completed successfully,”
indicating successful self-calibration.
The
on the display when calibration is finished.
2-16
Checks and Adjustments-llA32 Service Reference