Answer: Please operate your printer under the following environment.
1. A place avoiding direct sunlight
2. A place that the temperature is within 18-25℃ (Guaranteed temperature),
and humidity is within 35-65%Rh (No condensation)
3. Temperature change： [±10℃/hour or less]
4. A place not exposed to direct air blow from air conditioner, etc.
5. A place that is horizontal.
(If the machine is not placed horizontally, drawing quality may be degraded.)
6. Vibration-free place
7. A place where fire is not used
8. A clean place equivalent to normal office level. (0.15mg/㎥ or less)
9. No chemicals around.