FujiFilm EG-580UR Operation Manual page 74

Chapter 4 Method of Use
(3) When necessary, apply lens cleaner to the objective lens
and light guides.
[Note]
Use lint-free sterile gauze to prevent fibers from entering
the air/water nozzle.
(4) Apply lubricant (Xylocaine jelly or the like) to the
insertion portion.
[Note]
Do not apply Xylocaine spray, olive oil or the like directly
to the insertion portion.
(5) Press the Lamp button on the light source to turn on the
lamp.
[Note]
If the light source is off, press the power button to turn it
on.
(6) Insert the distal end of the ultrasonic endoscope into the
oral cavity and then move it down the pharynx while
under constant observation.
Adjust the brightness as needed by pressing the brightness
adjustment button on the light source.
74 202B1262871D