Canon BJ-20 User Manual page 7

On operating environments
Operate the printer only in the following
environments:
Operating
temperature:
Relative humidity:
Place the printer on a level surface.
If the printer is placed near a window, use a blind
or curtain to protect the printer from direct
sunlight.
Do not leave the printer in a vehicle because the
temperature can suddenly rise.
Do not install the printer near devices which
contain magnets or generate magnetic fields.
Do not subject the printer to strong physical shock
or vibration.
Keep the printer clean. Accumulation of dust can
prevent the printer from operating properly.
5°C to 35°C
(41°F to 95°F)
10% to 90% RH
(no
condensation)