Laser Exposure
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.
6. Detailed Section Descriptions
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