Changing The Instrument Access Mode; Changing The Password - Tektronix Keithley 2281 Series Reference Manual

Section 3: Functions and features

Changing the instrument access mode

To change the access mode Using SCPI commands:
:SYST:PASS:MODE NONE
:SYST:PASS:MODE ALL

Changing the password

If the instrument is set to the access mode of All, you must enter a password to change to a new
control interface. You can set the password, as described below.
The default password is admin.
To change the remote-control password from the front panel:
1. Press the MENU key.
2. Under System, select Settings.
3. Select the button next to System Password and press ENTER. The System Password screen is
displayed.
4. Select Remote and press ENTER. The Input Original Password screen is displayed.
5. Enter the original password.
6. Select the OK button on the displayed keyboard. An Input New Password screen is displayed.
7. Enter the new password.
8. Select the OK button on the displayed keyboard. A verification screen is displayed.
9. Enter the new password again.
10. Select the OK button on the displayed keyboard. The password is reset.
You can reset the password by pressing the MENU key, selecting Settings (under System), and
selecting Reset. When you do this, the remote control password and calibration password return to
the default setting.
To change the remote control password using a SCPI command:
:SYSTem:PASSword:NEW <string1>, <string2>
Where <string1> is a string that contains the present password, and <string2> is a string that
contains a new password.
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Model 2281S-20-6 DC Power Supply and Battery Simulator Reference Manual
077114601 / March 2019