How to solve error 0x9a on Epson printers

The error code 0x9a could appears on these Epson printers:

• Epson Workforce WF3010, WF3011, WF3012, WF3520, WF3521, WF3530, WF3531, WF3232, WF3540, WF3541
• Epson Workforce WF5690, WF4640, WF4630, WF5620, WF5190, WF5110
• Epson Workforce WF7110, WF7610, WF7620
• Epson Expression Photo XP55, XP510, XP520, XP600, XP601, XP605, XP610, XP615, XP620, XP621, XP625, XP700, XP701, XP702, XP710, XP720, XP721, XP750, XP760, XP800, XP801, XP802, XP810, XP820, XP821, XP850, XP860
• XP950

This error indicate a failure of the electronical board.


Try this:

• Power off and unplug the printer for an hour
• Plug back and switch on
• If the error still appears, you have to contact the Epson support

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Printer OKI B401, B401D, B401DN

MAJ 24/08/17

Downloads:

• Drivers and manuals

Toners:

• 44992401: Toner black (1500 pages)
• 44992402: Toner black (2500 pages)
• 44574307: Drum (25000 pages)

Parts:

• 44565806: Fuser 220v
• 43922301: MPT Manual Tray 1 Pickup Roller
• 44384701: Retard Roller Assy - Fits in Paper Cassette Tray
• 44483301: Hopping Roller
• 44483601: Pickup Roller
• 43355101: Manual Paper Tray 1 Pinch Roller
• 43932701: 230v ACDC Power Switch PCB
• 44135601: Feed Roller
• 44317201: LED Printhead Assembly
• 44432101: Transfer Roller
• 44559001: 250 Sheet Paper Cassette Assembly
• 44563701: Duplex Unit

Troubleshooting:

• How to remove paper jams (PDF)

Error codes:

•     Code: 001 - Machine Check Exception
•     Code: 002 - DSI Exception (Data read failure)
•     Code: 003 - ISI Exception (Instruction read failure)
•     Code: 004 - Alignment Exception (Memory access error)
•     Code: 005 - Program Exception (Illegal instruction, trap instruction, privilege violation, and so on)
•     Code: 006 - Floating-point Unavailable Exception
•     Code: 007 - Instruction Address Breakpoint Exception
•     Code: 020 - CU ROM Hash Check Error (resident or ROM slot 1)
•     Code: 023 - CU Font ROM Hash Check Error (resident)
•     Code: 024 - CU Font ROM Hash Check Error (ROM slot 1)
•     Code: 030 - CU RAM Check Error (resident)
•     Code: 031 - CU RAM Check Error (resident)
•     Code: 034 - RAM Configuration Error
•     Code: 040 - CU EEPROM Error

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