Kemppi Master S 400 Service Manual page 15

Service manual Master S 400 and 500
Resetting the calibration data to factory values:

Rotate potentiometer until "FAC" appears in the display and select it with short press of "A/V"
button, display shows "OFF".

Change value with potentiometer to "rES" and when exiting the calibration state by long pressing
A/V button, calibration data will be reset.
See practical calibration instructions later on this manual.
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Kemppi Oy
Version 1.1 5.9.2014