Laser Optics
• Turn off the main power switch and unplug the machine before beginning any of the procedures in
this section. Laser beams can cause serious eye injury.
Caution Decal Locations
Caution decals are attached as shown below
• Make sure to turn off the main power switch and disconnect the power plug from the power outlet
before beginning any disassembly or adjustment of the laser unit. This machine uses a class IIIb
laser beam with a wavelength of 657 - 663 nm and an output of 15 mW. The laser can cause
serious eye injury.
Laser Unit
• Before installing a new laser unit, remove the polygon motor holder bracket and the tag from the
new unit.
Before removing the old laser unit
Do the following settings before removing the laser unit. These are adjustments for skew adjustment
motors in the laser unit, main scan start position, and laser diode power.
4. Replacement and Adjustment
100
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