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2-15
SRX-T420
2-4. Lens Adjustment (H Shift, V Shift, Zoom, and Focus)
Procedure
1. Project a test pattern on the INSTALLATION window.
2. Loosen the four bolts securing the projection lens.
Insert the fl at screwdriver between the lens bracket and
the lens bracket shield and move the projection lens
from side to side to adjust the horizontal position (H
shift) of the image.
3. After H shift adjustment is completed, tighten the four
screws loosened in step 2.
4. Open the adjustment lid.
5. Turn the control knob of this unit to move the lens up
and down for adjusting the vertical position (V shift)
of an image.
6. Adjust the zoom and focus using the [+] and [_]
buttons in the “LENS CONTROL” menu.
(Refer to “2-7-2. INSTALLATION Window”.)
Projection
lens
Tighten the bolts in the order of to .
Lens bracket
Lens bracket
shield
Flat screwdriver
Bolts
Bolts
Projection lens
Fig. 2-4a
Control knob
Adjustment lid
Projection lens
Fig. 2-4b