Xerox 5312

• Code: J7
• Description: Copy cartridge (drum unit) must be replaced

• Code: J8
• Description: Copy cartridge 9drum unit) problem

• Code: L6
• Description: Problem with an accessory. Installed but not initialized

• Code: U1
• Description: Drive problem. Main motor, gear etc.

• Code: U2
• Description: Scan problem

• Code: U3
• Description: Main board dip switches wrong. Lens drive problem