NEC NP3151W - Manual (Page 148)

34
8. Using Optional Lenses
Using the anti-theft screw to prevent theft of the lens
Tighten the supplied anti-theft screw on the front bottom.
hole of anti-theft screw for lens unit
Install the new lens
1. Insert the lens with the yellow protrusion on top.
SE LEC T
LEFT
RIGH T
DOW N
UP
2. Rotate the lens clockwise.
Rotate the lens until you feel it click into place.
LEFT
RIGH T Yellow
Protrusion