Digital Multimeter
Calibration Adjustments
15
Changing the Password
To change the password in the Meter:
1. Turn the Meter Rotary Switch from OFF to VAC mode while holding down the
MINMAX pushbutton at the same time. The Meter will display Y .
2. Press the AutoHOLD pushbutton twice. The display should show ""
3. Using the pushbuttons select the old password (do not use AutoHOLD to
save the password)
4. Press the RANGE pushbutton. The Meter should display "_ _ _ _".
5. Use the pushbuttons to select a desired new password.
6. Press AutoHOLD to save the new password.
Restoring the Default Password
If the password has been forgotten, the default password (1234) can be restored
by performing the following:
1. Turn the rotary switch of the Meter to OFF.
2. Remove the bottom case and bottom shield of the Meter.
3. Check the revision number on the PCB. Board revision location is identified in
Figures 3 and 4 below.
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