Epson Epson WorkForce WF-7820 All-in-One Wide-Format Wireless Color Inkjet Printer with Auto 2-Sided Print up to 13x19 0x97 Error Fix: Internal Hardware Error (Mainboard)

Error code 0x97 on the Epson Epson WorkForce WF-7820 All-in-One Wide-Format Wireless Color Inkjet Printer with Auto 2-Sided Print up to 13x19 means: Internal Hardware Error (Mainboard). A critical internal hardware error has occurred, often related to the mainboard or print head assembly — turn off the printer, disconnect the power cord for 5 minutes, then reconnect and power on; if the error returns, the mainboard may need replacement; this is one of the most common fatal Epson errors and often occurs on WorkForce models

The most successful fix is "Replace the Mainboard Assembly" (hard difficulty, ~90 minutes). Estimated DIY cost: $10-$20. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Replace the Mainboard Assembly") is rated hard difficulty and takes about 90 minutes. Tools needed: Phillips screwdriver #1, Anti-static wrist strap.

DIY cost: $10-$20. Professional repair typically costs $200-$350. Many homeowners save money by trying the top-ranked community fix first.

The Epson Epson WorkForce WF-7820 All-in-One Wide-Format Wireless Color Inkjet Printer with Auto 2-Sided Print up to 13x19 has 8 other known error codes, including: 0x69 (Print Head Overheated), 0xEA (Paper Feed Error (Hardware)), 0xF1 (Ink System Error (Fatal)), ADF-JAM (Automatic Document Feeder Paper Jam), BLANK-PAGES (Printing Blank Pages), and 3 more.

Error code 0x97 also appears on 5 other Epson models: Epson EcoTank ET-2800 All-in-One Wireless Color Cartridge-Free Supertank Printer with Scan and Copy, Epson EcoTank ET-2850 All-in-One Wireless Color Supertank Printer with Scanner and Copier, Epson EcoTank ET-4850 All-in-One Cartridge-Free Supertank Printer with Scanner, Copier, Fax, ADF, and Ethernet, Epson WorkForce Pro WF-4830 All-in-One Wireless Color Inkjet Printer with Auto 2-Sided Print and PrecisionCore, Epson WorkForce WF-2960 All-in-One Wireless Color Inkjet Printer with Scanner, Copier, Fax, and ADF. The fix may vary by model, so check each model's specific page for tailored repair steps.