It is possible that dust can gather on the encoder strip, which will make it very difficult for the printer to determine where the carriage is on its track. To clean the encoder strip, perform the following steps:
Important Note: As you perform the following steps, be careful when handling the encoder strip as it can break easily.
1. Power down the printer and unplug the power.
2. Lift the cover on the printer.
3. Using a dry, lint free cloth, pinch the encoder strip on the right-hand side of the cartridge carriage and pull your fingers across it toward the right-hand side of the printer
4. Plug in the printer and power it on.
5. Open the cover to allow the cartridge carriage to center itself.
6. Using a dry, lint free cloth, pinch the encoder strip on the left-hand side of the cartridge carriage and pull your fingers across it towards the left-hand side of the printer.
