Answer: Below conditions:
(1) A place avoiding direct sunlight
(2) A place that the temperature and humidity are within specifications:
20-35℃ (68 to 95°F), 35-65%(Rh)
(3) A place not exposed to direct air blow from air conditioner, etc.
(4) A place that is horizontal.
(If the machine is not placed horizontally, drawing quality may be degraded.)
(5) Vibration –free place.
(6) A place where fire is not used.
(7) A clean place equivalent to normal office level. (0.15mg/㎥ or less)