HP 6L pro, 6L Gold manual Solenoid and sensors Number Name Description, SL1

Figure 5-6 shows the locations of the photosensors, switches, solenoid, and other important printer elements. Table 5-1 describes the function of each photosensor and the solenoid.

PS204 (5L only) Pick-up Roller Assembly

SW101

Laser Scanner

PS202

PS203

SL1

						Heating Element
	Drive Unit
	Main Motor					DC Controller
		Formatter		SW201		PS201
Figure 5-6	Solenoid and sensors
	Table 5-1 Solenoid and sensors
	Number		Name		Description
	SL1		Paper Pick-up Solenoid		Enables the Paper Pickup Roller.
	PS201		Paper Exit Sensor		Senses when paper has successfully
					moved out of the fusing area and the next
					sheet of paper can be fed.
	PS202		Paper Out Sensor		Senses no paper in either the Paper Input
					Tray or Manual Input Slot. If this sensor
					does not sense paper in the Input Paper
					Tray or the Single-Sheet Input Slot, the
					formatter displays the paper-out indication
					on the Control Panel. Paper must be
					reloaded before printing can resume.
	PS203		Paper Registration Sensor		Detects the leading and trailing edges of
					the paper. Synchronizes the photosensitive
					drum and the top of the paper.
	PS204		Door Open/Cartridge Sensor (HP LaserJet		Detects whether printer door is open and
			5L only) In the HP LaserJet 6L, SW101		cartridge is in place. If the door is open or
			performs the function of 5L’s PS204. The		the cartridge is not in place, the control
			6L Pro has no toner cartridge sensor.		panel LEDs will display an error message.
					Printing cannot continue until the door is
					closed and the cartridge is in proper
					position.

64 Functional overview EN