Keysight U1271A - Exiting the Adjustment Mode

1 Calibration Procedures
46 Keysight U1270 Series Service Guide
7 Use the arrow keys to enter the actual applied input values.
8 Press to start the adjustment. CAL is shown on the display to indicate
that the calibration is in progress.
9 Upon completion of each adjustment value, the display will show PASS. If the
adjustment fails, the instrument will sound a long beep and the calibration
error number is shown on the display.
10 Turn the rotary switch to the next function according to the Test function
column shown in Table 1-3. Repeat step 3 to step 8 for each adjustment point
shown in the adjustment table.
11 Verify the adjustments using the “Performance Verification Tests” on page 26.
Exiting the adjustment mode
1 Remove all the shorting plugs and connectors from the instrument.
2 Record the new Calibration Count.
3 Press and simultaneously to exit the Adjustment Mode.
4 Cycle the instrument’s power. The instrument will then be secured.
NOTE
You are highly recommended to complete the adjustments in the same order as
shown in Table 1-3.
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NOTE
If the adjustment fails, check the input value, range, function, and entered
adjustment value before repeating the adjustment steps.
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