Chapter 4 Features and Functions

Calibration Overview

Calibration Overview

This section gives a brief introduction to the calibration features of the instrument and plug-in modules. For a more detailed discussion of the

calibration procedures, see chapter 4 in the Uc :=EC7M fx”vx Twx .

W n

This feature allows you to enter a security code to prevent accidental or unauthorized calibrations of the instrument. When you first receive your instrument, it is secured. Before you can calibrate the instrument, you must unsecure it by entering the correct security code.

Vy zx vwx3 vtw”u x vyxtx u

tww”t x ”wx x ”xx Uc :=EC7M fxvx T”wx y ”yt”

The security code is set to “HP034970” when the instrument is shipped from the factory. The security code is stored in t”

memory on the mainframe, and wx change when power has been off, after a Factory Reset (*RST command), or after an Instrument Preset (SYSTem:PRESet command).

The security code may contain up to 12 alphanumeric characters.

The first character be a letter, but the remaining characters can be letters, numbers, or an underscore ( _ ). You do not have to use all 12 characters but the first character must always be a letter.

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HP 34970A manual Calibration Overview