Leftplug-In - Tektronix 11A34 Service Reference Manual

P a r t 2 When &played, ttle Enhanced Accufacy symbol (EA) indicates that the
Enhanced &zduracy
1 YA34 Service Reference
ambient temperature for use in maintaining
Accuracy state.'
For more information about the Enhanced Accuracy
Measurement Accuracy Indicetor
White Enhanced Accuracy Is in effect, to verify the DC measurement accuracy of
the amplifter and mainframe system, apply end monitor test voltages, and
compare these test voltages with the measurements made on the
me
When invoked,
Setup to Check Enhanced Accuracy
Mainframe
Setup to Check Enhanced Accuracy
Procedure to Check Enhanced Accuracy
Initialize the maMame's settings.

Leftplug-in...................................

Mainframe . . . . . . *. . . . . . . . . . . . . no setting changes
Signal standardizer . . . . . . . , . . . . *. . . . . not used in this part
q
Step 2:
itself to achieve me Enhanced Accuracy state. Press the ENHANCED
ACCURACY button. A prompt then appears on the display. Press the
ENHANCED ACCURACY button again. Enhanced Accuracy is achieved after
a couple of minutes.
Turning the mainframe's power off during Enhanced Accuracy testing
may result in losing some of the non-volatile RAM data. This could
cause diagnostic errors ar the next power-up, and cause the
Restoring Calibration Data in your mainframe's Service Reference
the Enhanced
the mainframe Reference manual.
in User
activity executes successfully.
nosettingchanges
the mainframe must recalibrate