HP OfficeJet Pro 6978 shows "Printer not turned off properly." When printer is turned off, then back on and the OK button is selected to proceed it leads to a paper jam error message, but after opening and confirming no paper jam, it proceeds to error code 0x6100004a. "
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HP OfficeJet Pro model 6978 showing error code 0x6100004a, Error code recurs after following clearin
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