Scale weight changes to one ounce after removing a mailpiece on the SendPro CX Series

Reboot your device if the scale weight changes to one ounce after removing a mailpiece.

Products affected: SendPro® CX 100, SendPro® CX 200, SendPro® CX 300 and SendPro® CX 500

Issue

After removing a mailpiece from the scale, the weight changes to one ounce.

Cause

There is a problem with the device software.

Resolution

Remove the scale, then restart the device:

  1. Unplug the power cord. The screen turns off after 10 seconds.
  2. Wait 30 seconds.
  3. Plug the power cord directly back into a wall outlet. Check that the wall outlet is working correctly.
  4. Quickly tap and release the power button to turn the device back on.

UPDATED: October 13, 2026