Changing The Password - Keithley 6430 Instruction Manual

5.
Step 5: Lock out calibration
1.
2.

Changing the password

Follow the steps below to change the password:
1.
2.
3.
4.
5.
Resetting the calibration password
If you lose the calibration password, you can unlock calibration by shorting together the
CAL pads, which are located on the display board. Doing so will also reset the password to the
factory default (006430).
When the instrument is finished performing offset calibration for all ranges, it will
return to the calibration menu.
From the calibration menu, select LOCK, then press ENTER. The instrument will
return to the main menu.
Press EXIT to return to normal display.
Press the MENU key, then choose CAL and press ENTER. The instrument will display
the following:
CALIBRATION
UNLOCK EXECUTE VIEW-DATES
SAVE LOCK CHANGE-PASSWORD
Select UNLOCK, then enter the password. (Default: 006430.)
Select CHANGE-PASSWORD, and then press ENTER. The instrument will display
the following:
New Pwd: 006430
Use , ▲, ▼, , ENTER or EXIT.
Using the range keys, and the left and right arrow keys, enter the new password on the
display.
Once the desired password is displayed, press the ENTER key to store the new
password.
Calibration 19-21