HP Color LaserJet 4700 error codes with quick guide – Compatible Printer model: HP Color LaserJet 4700 – HP Color LaserJet 4700 Error Codes with instructions guide: HP Color LaserJet 4700 Code: – Display: Control Panel display is blank Description: Possibly poor formatter, or Compact Flash Firmware card connection, or Control Panel display problem. Remedy: […]
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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%) !!!