Ricoh SP 310DN

Laser Unit
M154/M155/M174/M175/A0A7/M287/M0BB 4-14 SM
4.4.3 POLYGON MIRROR MOTOR
 Turn off the main switch and unplug the machine before attempting any of the procedures
in this section. Laser beams can seriously damage your eyes.
1. Top cover (page 4-10 "Top Cover")
2. Polygon mirror cover [A] (
x 2)
3. Polygon mirror motor [A] (
x 4, x 1)
 Never touch the surface of the mirror with bare hands.