OKI B721 Error Codes list and solutions – Compatible Printer model: OKI B721 – OKI B721 Error Code description: Code: 042, 043, 045 Description: Flash File System Error Failed access to Flash set directly on PU/CU board. Troubleshooting Guides: Run forced initialization of Flash.(Note that NIC- F/W and Mac address is deleted.After the initialization,it is […]
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Epson Wic Key
Fix Epson red lights blinking with errors: Service Required, A printer's ink pad at the end of its service life Please contact Epson Support. Guaranty 100% money back if it does not work (counter still 100%) !!!