OKI C531 Error Codes list and solutions – Compatible Printer model: OKI C531 – OKI C531 Error Code description: Code: – Display: CRC CHECK NG Description: PU download data CRC check error A CRC check error was detected after downloading of PU data (PU firmware and custom media data). Troubleshooting Guides: A CRC check error […]
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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%) !!!