Resolve blinking lights on the DM100i, DM125, DM200L and DM225

Learn how to resolve when the all the lights are blinking on a DM100i, DM125, DM200L, and DM225.
Products affected: DM100®i, DM125™, DM200L™, DM225™


The Page Up, Page Down, and power lights are blinking and the meter will not turn on.


An internal component has failed.


You may be able to clear the error by restarting the meter. Follow these steps to restart safely:
  1. Unplug the power cord.
  2. Wait one to three minutes.
  3. Plug the power cord back in, ensuring that it is plugged directly into a wall outlet.
If the issue is not resolved after restarting the meter, contact customer support from 8 am to 8 pm Eastern Time. Please have your model number ready.

UPDATED: June 07, 2021