Gestetner G056, Service Manual

Page: 45 / 335

LASER UNIT
SM 3-7 G056/G058
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3.3.5 LASER DIODE UNIT
Laser Unit (
☛
3.3.4 Laser Unit)
[A]: Spring
[B]: LD unit holders
[C]: Loosen the screw
[D]: Nut
[E]: LD Unit
NOTE: 1) Do not remove the screws that secure the LD board.
2) Do not touch any variable resistors on the LD board.
When installing the LD Unit:
Tighten the screw [C] until the unpainted portion of the screw [F] is not visible.
After installing the LD unit, check the test pattern for the final adjustment (see
Laser beam pitch adjustment the following procedure).
G058R209.WMF
[A]
[B]
[C]
[D]
[E]
[F]
⇒
Rev. 08/2001