Hornady GS-1500 - Manual (Page 5)

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, Change the batteries.
Battery-Symbol,
[lo] or [88888]
[OUE2] Recalibrate the scale
as shown above.
[EEEEE] You are overloading
the scale. Remove the
excessive load immediately!
[LLLLL] The delicate weighing load cells
have been damaged by misusing
the scale (i.e. it was shocked,
dropped or overloaded).
You can try recalibrating the
scale. If the load cell has not
been damaged too much it will
work again after recalibration.
[UNST] Use the scale in a more
stable position.