Stuck in manual weight mode and price is stuck on 0.00 on a DM300c, DM400c, DM450c or DM475
Learn how to resolve being unable to exit manual weight mode and the price being stuck on 0.00 on a DM300c, DM400c, DM450c or DM475.
Products affected: DM300C™, DM400C™, DM450C™, DM475™
Step 1: Check serial port settings
- Press Menu.
- Select Setup.
- Press Page Down.
- Select Serial Port.
- Select Attached Scale.
- Press Home.
Step 2: Reseat the scale and reboot the machine
- Unplug the power cord.
- Remove the scale.
- Plug power cord back in, but keep the scale off the machine.
- Once the machine has booted up, place the scale back on machine. Ensure that there are no gaps between the scale and the meter.
- Check that the meter is in Scale Mode:
- Press the Weight Rate button.
- Select Rate Mail on Scale option if present.
- Select 1st Class.
- Select Letter.
- Press Enter.
- Verify that the top of the screen displays 0 lb. 0.0 oz. If the screen does not display 0 lb 0.0 oz, Zero the Scale .
Step 3: Set a normal preset
- Press Menu.
- Press Page Down and select Preset Options.
- Select Set Normal Preset.
- Select Yes.
- Press Home.
UPDATED: October 29, 2021