Switch on the unit and wait for the display to zero. If it doesn't show "0.0," press the Zero key.
Press the red power button followed by the red enter button when "8" appears on the screen.
Use the default operator ID "1" and enter the default PIN 4296 . Navigate Menus: System Data: Option 1 to manage product details.
If your scale displays an error, it is often a software lock or a sensor issue. Resolving Error 999 on Avery Berkel L115 - Scribd