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Section 4: Maintenance and Troubleshooting
RPMX/CX50/CX60/CX67 User’s Manual 4-7
The projection lens can be adjusted to focus a displayed image. Typically, the
projection lens only requires focusing during the installation and setup of the
projector.
Do not look directly into the projection lens when adjusting for focus.
For RPMX (38-GFX101-01), CX67 (38-GFX005-01):
(Figure 4.5.)
1. Loosen the lock screw (C) on the lock
ring (A).
2. Loosen the lock ring (A), until the lens
barrel (B) can easily be turned.
3. Turn the lens barrel (B) clockwise
and/or counter-clockwise until the
image on the screen appears clear.
4. Re-tighten the lock ring to lock the
focus adjustment.
5. Re-tighten the lock screw to prevent
possible tampering with the focus
adjustment.
For CX50 (38-GFX003-02/05/06), CX60 (38-GFX004-02), CX67 (38-
GFX005-06/07), RPMX (38-GFX101-02 or higher):
1. Loosen the lock screw on the barrel of the lens.
(Figure 4.6, top)
2. Grasping the lock screw, slide it to the left and
right until the desired focus is achieved.
(Figure 4.6, bottom)
3. Tighten the lock screw to lock the focus
adjustment.
4.4 Projection Lens
Focus
Figure 4.5.
Figure 4.6