Fix Damaged MIO card or Hp LaserJet printer
How to fix Error code 70 and 71?
Error Code 70 and 71 occurs if the MIO card which is also called the SIMMS is damaged or faulty.
↣ Make sure that the SIMM Slot or the SIMM is compatible with your HP Laser Jet Printer.
↣ If the SIMM is damaged or not compatible with your HP LaserJet printer then get a new one which is compatible with your printer.
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