service mode I have an sc 543 code on a Ricoh Aficio cp c419dn I need to get into service mode to clear it? call service --- possible bad thermistor (fuser) could over heat Press the ?Up/Down arrow? ...
Printer problem The printer doesn't print,this error appear(open heat error)on the screen. open the back cover and you find a two wire connector just near ribbon connector it is thermistor connector ...
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