Resolve Error 12EF on the DM500, DM800i, DM925, DM1000 and more

Products affected: DM500™, DM525™, DM550™, DM575™, DM800™, DM800i™, DM825™, DM875™, DM900™, DM925™, DM1000™, DM1100™


The meter displays error code 12EF and will not boot up.


The meter head is not communicating with the mailing machine.


UPDATED: September 1, 2017
You may be able to clear the error by restarting the meter. Follow these steps to restart safely:
  1. Turn the power off with the power switch.
  2. Wait for the display screen to turn off.
  3. Remove the meter from the top of the mailing machine by pulling the blue lever on the right side.
  4. Wait one to three minutes.
  5. Put the meter back onto the mailing machine and push gently until you hear it click.
  6. Turn the power switch back on.
If the issue is not resolved, contact client support. Please have your model number ready.