BenQ HT3550 User Manual - Page 5
obstructed, overheating inside the projector, may result in a fire.
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9. Never replace the lamp assembly or any 13. Always place the projector on a level, electronic components unless the projector is horizontal surface during operation. unplugged. - Do not use if tilted at an angle of more than 10 degrees left to right, nor at angle of more than 15 degrees front to back. Using the projector when it is not fully horizontal may cause a malfunction of, or damage to, the lamp. 10. Do not place this product on an unstable cart, stand, or table. The product may fall, sustaining serious damage. 14. Do not stand the projector on end vertically. Doing so may cause the projector to fall over, causing injury or resulting in damage to the projector. 11. Do not attempt to disassemble this projector. There are dangerous high voltages inside which may cause death if you should come into contact with live parts. The only user serviceable part is the lamp which has its own removable cover. Under no circumstances should you ever undo or remove any other covers. Refer servicing only to suitably qualified professional service personnel. 15. Do not step on the projector or place any objects upon it. Besides probable physical damage to the projector, doing so may result in accidents and possible injury. 12. Do not block the ventilation holes. - Do not place this projector on a blanket, bedding or any other soft surface. - Do not cover this projector with a cloth or any other item. - Do not place inflammables near the projector. 16. When the projector is under operation, you may sense some heated air and odor from its ventilation grill. It is a normal phenomenon and not a product defect. If the ventilation holes are seriously obstructed, overheating inside the projector may result in a fire. Important safety instructions 5