How to resolve the invalid preset message on the DM300c, DM400c, and more

Products affected: DM300C™, DM400C™, and DM475™

Issue

After replacing the ink cartridge, the meter displays invalid Preset.

Cause

The scale may not be recognized by the meter.

Resolution

The immediate work around is to select the Quit Presets softkey and then press the Normal Preset button.

If the message keeps comes back follow the steps below

remove the scale and set it aside
Unplug the power cord; wait one minute
place scale back on the machine, ensuring there are no gaps between the scale and the meter
Plug the power cord back in, ensuring that it is plugged directly into a wall outlet

If the message keeps comes back follow the steps below

Do not remove the scale
Unplug the power cord; wait one minute
Plug the power cord back in, ensuring that it is plugged directly into a wall outlet

If your issue is not resolved, contact customer support from 8 am to 8 pm Eastern Time. Have your model number ready.

UPDATED: 14 June 2021

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