4.
Reset the security code to the factory default:
a.
Press
[Shift]
>
[Utility]
>
Test / Admin
>
Security > New Code
.
b.
Enter AT3446XA as the new passcode.
c.
Press
Done
.
d.
Verify the new code and press
Yes
to confirm the change.
5.
Remove power, disassemble the instrument, and remove the short. Then reassemble the instrument
to complete the security code (calibration password) reset procedure.
Performance Verification
Use the performance verification tests in this section to verify the measurement performance of the instru-
ment using the instrument’s specifications listed in the product data sheet.
You can perform three different levels of performance verification tests:
l
Self–Test (two types):
Internal verification tests that give a high confidence that the instrument is
operational, as described
l
Quick Verification:
A combination of the internal self–tests and selected verification tests.
l
Performance Verification Tests:
An extensive set of tests that are recommended as an acceptance
test when you first receive the instrument or after performing calibration:
l
l
DC Volts and DC Current Gain Verification
l
Frequency Accuracy Verification
l
AC Voltage and AC Current Verification
l
l
Capacitance Verification (Optional Verification Test)
Keysight True
volt
Series Operating and Service Guide
503
Performance Verification
