40Error MessagesError Message Cause Corrective ActionWrong x printhead. (x is L, R, ornot displayed)An incompatible Printhead hasbeen installed.Open the Top Cover. Replace the Printhead Lwith a new one if "Printhead L" is displayed and thePrinthead R if "Printhead R" is displayed. If neitherleft or right is indicated, replace both Printhead L andPrinthead R with new ones.(→ , Replacing the Printhead)x printhead error (x is L, R, or notdisplayed)There is a problem with thePrinthead.Follow these steps to replace the Printhead.No x printhead (x is L, R, or notdisplayed)No Printhead is installed. Install the Printhead L if "Printhead L" is displayedand the Printhead R if "Printhead R" is displayed. Ifneither left or right is indicated, install both PrintheadL and Printhead R.(→ , Replacing the Printhead)Blue platen switch is dirty. The blue Switch on the platen isdirty.Open the Top Cover and clean the blue Switch onthe platen.(→ , If Paper is Soiled)Open the Top Cover.1.Replace the Printhead L with a new one if" Printhead L" is displayed and the Printhead R if" Printhead R" is displayed. If neither left or right isindicated, replace both Printhead L and PrintheadR with new ones.2.(→ , Replacing the Printhead)Follow these steps to replace the Printhead.Turn off the printer, wait a while, and then turn it onagain.1.Replace the Printhead L with a new one if" Printhead L" is displayed and the Printhead R if" Printhead R" is displayed. If neither left or right isindicated, replace both Printhead L and PrintheadR with new ones.2.(→ , Replacing the Printhead)Move the blue platen switchNo.xx to the right. (xx representsa number)The printer has detected that theblue Switch on the platen neededin maintenance during printing isset away from the ● mark.Set blue Switch on the platen that is identified in themessage toward the ● side.(→"Setting the Blue Switch on the Platen," UserManual)PHeads: wrong pos. The printheads are installed in thewrong positions.Open the Top Cover and switch the Printhead usedonce in the right side to the right side. Switch thePrinthead used once in the left side to the left side.