June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c ADJUSTMENT
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3.9.2 Lens unit
(1) Replacing the lens unit
The lens unit must not be readjusted and some part of its components must not be replaced in
the field since the unit is precisely adjusted. If any of the components is defective, replace the
whole unit.
When replacing the unit, do not loosen or remove the 6 screws indicated with the arrows.
Fig.3-20
Handle the unit with care. Do not hold the lens and adjusted part (hold the unit as shown
below).
Fig.3-21
(2) Installation of lens unit
Follow the procedure below when installing and replacing the lens unit.