Acer C20 User Manual - Page 3

English iii • Do not look into the air outlet grille when projector is operating. It may hurt your eyes. • Always open the lens shutter or remove the lens cap when the projector is on. • Do not block the projector lens with any object when the projector is under operation as this could cause the object to become heated and deformed or even cause a fire. To temporarily turn off the lamp, press HIDE on the remote control. • The lamp becomes extremely hot during operation. Allow the projector to cool for approximately 45 minutes prior to removing the lamp assembly for replacement. • Do not operate lamps beyond the rated lamp life. It could cause it to break on rare occasions. • Never replace the lamp assembly or any electronic components unless the projector is unplugged. • The product will detect the life of the lamp itself. Please be sure to change the lamp when is showing warning message. • When changing the lamp, please allow unit to cool down, and follow all changing instructions. • Reset the "Lamp Hour Reset" function from the Onscreen display "Management" menu after replacing the lamp module. • Do not attempt to disassemble this projector. There are dangerous high voltages inside which may hurt you. The only user serviceable part is the lamp which has its own removable cover. Refer servicing only to suitable qualified professional service personnel. • Do not stand the projector on end vertically. It may cause the projector to fall over, causing injury or damage. • This product is capable of displaying inverted images for ceiling mount installation. Only use acer ceiling mount kit for mounting the projector and ensure it is securely installed. Caution for Listening To protect your hearing, follow these instructions. • Increase the volume gradually until you can hear clearly and comfortably. • Do not increase the volume level after your ears have adjusted. • Do not listen to music at high volumes for extended periods. • Do not increase the volume to block out noisy surroundings. • Decrease the volume if you can't hear people speaking near you. Disposal instructions Do not throw this electronic device into the trash when discarding. To minimize pollution and ensure utmost protection of the global environment, please recycle. For more information on the Waste from Electrical and Electronics Equipment (WEEE) regulations, visit http://www.acer-group.com/public/Sustainability/sustainability01.htm First things first Usage Notes Do: • Turn off the product before cleaning. • Use a soft cloth moistened with mild detergent to clean the display housing. • Disconnect the power plug from AC outlet if the product is not being used for a long period of time. Don't: • Block the slots and openings on the unit provided for ventilation. • Use abrasive cleaners, waxes or solvents to clean the unit. • Use under the following conditions: • In extremely hot, cold or humid environments. • In areas susceptible to excessive dust and dirt. • Near any appliance that generates a strong magnetic field. • Place In direct sunlight. Precautions Follow all warnings, precautions and maintenance as recommended in this user's guide to maximize the life of your unit...Warning! • To reduce the risk of fire or electric shock, do not expose this product to rain or moisture. • Please do not open or disassemble the product as this may cause electric shock. • When switching the projector off, please ensure the projector completes its cooling cycle before disconnecting power. • Turn on the projector first and then the signal sources. • Do not use lens cap when projector is in operation.