Affected Products:
Single-Function: CS331, CS431, C2326, C3224, C3326 and C3426
Multifunction: CX331, CX431, MC3224, MC3326, MC3426, MC3224i, MC3326i, MC3426i and XC2326

Issue Description:
When powering the printer On, the 110.31A service printhead error appears on the home screen.

Solution:

Make sure that the printer front door opens / closes properly.

Power the printer Off for one minute and power it back On.
LEGACY ID: SO8829