HP DesignJet 4020 error codes with quick guide – Compatible Printer model: HP DesignJet 4020 – HP DesignJet 4020 Error Codes with instructions guide: HP DesignJet 4020 Code: 01.0:03 Description: Error impact I2C channel. Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord […]
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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%) !!!