Canon Pixma MP800R User Manual page 12

Print Head/Ink tanks For safety reasons, store print heads and ink tanks out of the reach of small children.
If a child ingests any ink, consult a doctor immediately.
Do not shake print heads or ink tanks.
Ink may leak out and stain clothing or the surrounding area.
Never touch the Print Head.
Radio wave Since the microwave oven and the wireless LAN system use the same frequency
interference bandwidth, the microwave oven can be the potential source of interference when the
microwave oven is on. Placing this product close to microwave oven may result in the poor
status of radio.
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