EN
Error Codes –
25
1
4P
• The top cover is open.
• The toner cartridge is not installed.
• There is a defective interlock switch assembly.
4L
• Part of the top door that pushes the plunger down is broken.
• The top door switch (plunger assembly) is broken.
IIIP, IIP Plus, IIP
• The paper path door or top cover is open.
– Close the paper path door or top cover.
• A toner cartridge is not installed or it is not seated.
– Replace or reseat the toner cartridge.
• There is a defective fan, PS4, or PS5.
• The external fuser access door is not closed.
12 Open or No EP