5
Performance Tests and Calibration
72
Keysight U1241B and U1242B User’s and Service Guide
7
If the 4 digit serial number entered is correct, the secondary display will show
PAS
. If an invalid code is entered, the multimeter will show error code
E03
.
Ensure that the last 4 digit serial number is entered correctly and repeat the
step 1 to 7.
Using the Front Panel for Adjustments
This section describes the process used to perform adjustments from the front
panel.
Selecting the Adjustment Mode
Unsecure the multimeter, see
Unsecuring the Multimeter for Calibration
or
Unsecuring the Multimeter Without the Security Code
. Once the multimeter has
been unsecured, the reference value will be indicated on the primary display.
Entering Adjustment Values
1
Press
and
to step through each character in the primary
display.
2
Press
and
to change the value of the corresponding character
from digits 0 through 9.
3
Apply the respective corresponding input signal from the recommended test
equipment in
Table 5-1
.
4
Press
(Save) when done to start calibration.
NOTE
Ensure that the accuracy of the input signal adheres to the
Valid Adjustment
Input Values
in
Table 5-3
.
