The warning code C3 is displayed when printing paper is missing

Description

The warning code C3 is displayed when the printer is working properly.

Cause

If the printer detects that the paper tray has no paper when it is working properly, the possible causes are as follows:

1. The printer tray is not installed properly.

2. There is no paper in the tray.

3. The paper is not flat, too damp, or has been printed before.

4. The paper detection sensor is faulty.

Solution

1. Check whether the printer's paper tray is properly installed.

2. Check whether there is sufficient paper in the tray.

3. Use the correct printing paper.

4. If the issue persists, take your printer and proof of purchase to an authorised Huawei Customer Service Centre for assistance. If your printer is newly purchased, you can contact your reseller or seller directly.