American Weigh Scales AMW-300DR - Manual (Page 5)

4. Place the 50g weight on the platform, and press
the [MODE] key again. The display will now show
“100.00g”. Tap [MODE] again to make the display flash
“100.00g”.
6. Place another 50g on the platform to make 100g
total on the scale and press the [MODE] key. The
display will show PASS and shut off. Calibration is
compete!
Check the availability of weights with the store you
bought your scale from.
IV. TROUBLESHOOTING
The primary reasons for inaccuracy or malfunction
are low batteries, incorrect calibration, overload or
operating on an unstable surface. Please keep this in
mind and maintain and operate your scale properly.
This scale is a precise instrument and must be
handled with the utmost care and caution.
[Display] Elimination of errors
Nothing, Battery-Symbol, [lo] or [88888]
Change the batteries.
[OUE2] Recalibrate the scale as shown above.
[0_Ld] You are overloading the scale. Remove the
excess again after recalibration.
[UNST] Use the scale in a more stable position