This indicates an "Overload." The weight on the scale exceeds its maximum capacity (usually 400 lbs / 180 kg).
Open the battery compartment on the bottom and pull out the plastic insulator tab. taylor scale 5789f manual
The Taylor 5789F uses "Auto-On" technology, meaning you do not need to tap it before stepping on. This indicates an "Overload
A: 400 pounds (181 kg). Do not exceed this; it will damage the internal spring permanently. taylor scale 5789f manual
If you want the full technical breakdown, you can download the official manual directly from the Taylor USA Instruction Manuals database . Just enter