LASER EXPOSURE
B044/B045/B046 6-24 SM
6.9 LASER EXPOSURE
6.9.1 OVERVIEW
[A]: LD Unit
[B]: Synchronization Detector Lens
[C]: OPC Drum
[D]: Shield Glass
[E]: Toroidal Lens
[F]: Polygon Mirror Motor
[G]: Cylindrical Lens
[H]: LD Shutter
• The LD unit controls both the laser output and the laser synchronization
mechanism.
• The machine cuts the power to the LD drive board when the front door or right
door is opened.
• The LD shutter blocks the laser-beam path if the toner bottle holder or THM
(toner hopper magazine) is unlatched.
B046D101.WMF
[A]
[H]
[B]
[C]
[D]
[G]
[F]
[E]
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