Old head
Anonymous posted an answer for this Samsung ML 2010 Laser Printer:
"I have found that when this happens the cartridge is not aligning with the micro switch..."
Anonymous posted an answer for this Samsung ML 2010 Laser Printer:
"it is the clutch relay and or driver on the board HVPS Q6 and or Q7. The clutch will not..."
Anonymous posted an answer for this Office Equipment & Supplies:
"the relay which releases the clutch is bad or the driver in the Q6 and or Q7 on HVPS..."