Products affected: DM500™, DM525™, DM550™, DM575™, DM800™, DM800i™, DM825™, DM875™, DM900™, DM925™, DM1000™, DM1100™, and DM Infinity™.
The seven-digit serial number shows on the bottom of the meter and on a meter stamp. The images below show the locations.
- On the bottom of the DM series digital mailing system
- On the meter stamp
UPDATED: October 4, 2016