Panasonic UF7000 Error Codes list and fixing solutions – Compatible Printer model: Panasonic UF7000 – Panasonic UF7000 Error Code List and description errors: Code: E1-22 Description: Polygon Motor Synchronization Causes: 1. Engine PCB connector is disconnected. 2. Engine PCB is defective. 3. Laser Unit is defective. 4. LVPS connectors is disconnected. 5. LVPS is defective. […]