American Weigh Scales AMW-850 - Manual (Page 4)

IV. Troubleshooting
The primary reason for innaccuracy or malfunction are low
batteries, overload or operating on an unstable surface. Please
keep this in mind and maintain and operate your scale prop-
erly. This scale is a precision instrument and must be handled
with care.
Error Code Descriptions:
Error: Nothing on screen,
Solution: Replace Batteries
Error: [EEEE], [O-Ld]
Solution: Load is in excess of 50lb, remove the extra load.
V. Specifications
Capacity: 50lb; 23kg
Graduation: 0.2oz; 5g
Calibration: Auto Calibration
Tare Range: Tare full capacity
Display: 5 digits