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SRX-T420
2-5. Illumination Area Adjustment and Registration Adjustment
2-5-1. Illumination Area Adjustment
If there is any deviation of illumination range when installing the unit, perform adjustment in the follow-
ing procedure.
n
The adjustment cannot be correctly performed with the fi lter cover open because the fi lter cover switch
sensor function operates. Before starting the adjustment, be sure to close the fi lter cover after removing
the panel duct covers.
Procedure
1. Remove the panel (U7) block assembly. (Refer to Section 1-1-2.)
2. Remove the panel (U2) block assembly. (Refer to Section 1-1-3.)
3. Remove the fi lter.
4. Remove the fi ve screws.
Filter cover
Front side
Filter cover switch
Filter (center portion)
Screws
Front side
Fig. 2-5-1a
Fig. 2-5-1b