
CX-4 user manual Lamp 7
5 Insert the lamp assembly with the black metal shield up, between the lamp
and the fan. Replace the screws.
To align the lamp
Realignment when changing the lamp may improve performance.
1 Strike the lamp and project the light on a flat surface.
2 Using a 3 mm Allen wrench, center the hot-spot horizontally with the top-left
adjustment screw. Center the hot-spot vertically with the bottom-right
adjustment screw.
3 if there is significant hot-spot, flatten the field by turning all 3 adjustment
screws clockwise 1/4-turn at a time until the light is evenly distributed and
there is no further improvement.
4 If the light is brighter around the edge than it is in the center, or if light output
is low, turn the screws counterclockwise 1/4-turn at a time until the light is
evenly distributed and there is not further improvement.
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