Performance Tests and Calibration
7
Agilent U1251A/U1252A User’s and Service Guide
153
Finishing the Adjustment
1
Remove all shorting plugs and connectors from the
instrument.
2
Record the new Calibration Count.
3
Press
and
button simultaneously to exit the
Adjustment Mode. Power off and on again. The instrument
will then be secure.
To Read the Calibration Count
You can query the instrument to determine how many cali-
brations have been performed.
When you receive your instrument, read the count to deter-
mine its initial value
.
The count value increases by one for each calibration point,
and a complete calibration will increase the value by many
counts. The calibration count increments up to a maximum
of 65535 after which it rolls over to 0. The calibration
count can be read from the front panel after the instrument
has been unsecured.Use the following procedures to read the
calibration count from the front panel.
1
Press
Adjustment Mode. The primary display
shows the calibration count.
2
Take note of the count.
3
Press
again to exit the calibration count mode.
N O T E
Your instrument was calibrated before it left the factory.
Summary of Contents for U1251A
Page 34: ...34 Agilent U1251A U1252A User s and Service Guide 1 Getting Started Tutorial...
Page 116: ...116 Agilent U1251A U1252A User s and Service Guide 5 Maintenance...
Page 120: ...120 Agilent U1251A U1252A User s and Service Guide 6 Accessories...
Page 156: ...156 Agilent U1251A U1252A User s and Service Guide 8 Specifications...
