Laser Unit - Ricoh B064 Service Manual

LASER UNIT

3.5 LASER UNIT
WARNING
⇒
Power off the machine (
any procedure in this section. Laser beams can seriously damage the eyes.
WARNING
• This laser unit uses four laser beams produced by a Class III LDA with a
wavelength of 788 nm and intensity of 10 mW. Direct exposure to the
eyes could cause permanent blindness.
• Before performing any replacement or adjustment of the laser unit,
⇒
Power off the machine (
power source. Allow the machine to cool for a few minutes. The polygon
motor continues to rotate for about one to three minutes.
• Never power on the machine with any of these components removed: 1)
LD unit, 2) polygon motor cover, 3) synchronization detector.
3.5.1 CAUTION DECALS
Two caution decals are provided for the laser section.
B064R018.WMF
B064/B065
1.1.5) and unplug the machine before performing
1.1.5). Then unplug the machine from the
3-26
Rev. 07/2002
DECAL6.WMF
SM