Epson Powerlite Home Cinema 700 Users Guide
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5 71 5 Maintaining the Projector Your projector needs little maintenance. All you have to do on a regular basis is clean the lens, and check that the air filter and vents are clean. A clogged air filter or vent can block ventilation needed to cool the projector. The only parts you should replace are the lamp and air filter. If any other part needs replacing, contact your dealer or a qualified servicer. This chapter covers the following: ■Cleaning the lens ■Cleaning the projector case ■Cleaning the air filter ■Replacing the air filter ■Replacing the lamp ■Replacing the remote control batteries ■Transporting the projector warning Before you clean any part of the projector, turn it off and unplug the power cord. Never open any cover on the projector, except the lamp cover. Dangerous electrical voltages in the projector can injure you severely. Do not try to service this product yourself, except as specifically explained in this User’s Guide. Refer all other servicing to qualified service personnel.
72Maintaining the Projector Cleaning the Lens Clean the lens whenever you notice dirt or dust on the surface. To remove dirt or smears on the lens, use a commercially available cloth for cleaning glasses. Cleaning the Projector Case Before cleaning, turn off the projector and unplug the power cord. ■To remove dirt or dust, wipe the case with a soft, dry, lint-free cloth. ■To remove stubborn dirt or stains, moisten a soft cloth with water and a neutral detergent and firmly wring the cloth dry. Then wipe the case. Cleaning the Air Filter Your projector includes an air filter to ensure the best performance. If dust collects on the air filter, clean it as described here. Dust clogs prevent proper ventilation and can cause overheating, which can damage the projector. 1. Turn off the projector and unplug the power cord. 2. Remove dust from the air filter using a small vacuum cleaner designed for computer or office equipment, or gently clean the vent with a soft brush (such as an artist’s paintbrush). caution Do not rub the lens with harsh materials or subject the lens to shocks, or you may damage it. Do not use wax, alcohol, benzene, paint thinner, or other chemical detergents. These can damage the case. note To order replacement air filters, request part number V13H134A13. See page 15 for ordering information.
Maintaining the Projector73 You can remove the air filter to clean both sides If the filter is too dirty or broken, replace the filter as described below. Replacing the Air Filter You need to replace the air filter if: ■You cannot remove the dust from it ■The air filter is damaged or torn ■You repeatedly see a projected message telling you to clean or replace it Contact your dealer or call Epson at 800-GO-EPSON (800-463-7766) to obtain a new air filter. Request part number V13H134A13. 1. Turn off the projector and unplug the power cord. 2. Slide the air filter out of its slot as shown. 3. Slide the new air filter into the slot until it clicks into place. note Air filters contain polycarbonate, ABS resin, and polyurethane foam. Dispose of used air filters according to local regulations.
74Maintaining the Projector Replacing the Lamp The life span of the projection lamp is about 3000 hours if Brightness Control in the Settings menu is set to High (default), and 4000 hours if Brightness Control is set to Low. See page 77 to check the lamp usage. It is time to replace the lamp when: ■The projected image gets darker or starts to deteriorate. ■The message Replace the lamp appears on the screen and the Lamp light flashes orange. To maintain projector brightness and image quality, replace the lamp as soon as possible. You may also need to replace the lamp if the Lamp light flashes or stays on red. See page 83. Contact your dealer or call Epson at 800-GO-EPSON (800-463-7766). Request part number V13H010L41. Follow these steps to replace the lamp: 1. Turn off the projector and, after the projector beeps twice, unplug the power cord. 2. Let the projector cool for at least an hour (if it has been on). The lamp is extremely hot immediately after use. note Turn off this product when not in use to prolong the life of the projector. Lamp light warning Let the lamp cool fully before replacing it. In the unlikely event that the lamp has broken, small glass fragments may be present and should be removed carefully to avoid injury. If the projector has been installed on the ceiling, you should stand to the side of the lamp cover, not underneath it. If the lamp is used after the replacement period has passed, the possibility that the lamp may break increases. When a lamp replacement message appears, replace the lamp with a new one as soon as possible, even if it is still working.
Maintaining the Projector75 3. Loosen the lamp cover screw (you cannot remove it). Then slide the lamp cover off. 4. Loosen the two screws holding the lamp in place (you can’t remove them). 5. Hold the lamp as shown and pull it straight out. Loosen, but don’t remove these screws note The lamp(s) in this product contain mercury. Please consult your state and local regulations regarding disposal or recycling. Do not put in the trash.
76Maintaining the Projector6. Gently insert the new lamp. (If it doesn’t fit easily, make sure it is facing the right way.) Then tighten its screws. 7. Replace the lamp cover, then tighten its screw. 8. Reset the lamp timer as described in the next section. Resetting the Lamp Timer After you replace the lamp, you need to reset the lamp timer using the projector’s menu system. 1. Press the Menu button on the remote control or on the projector’s control panel. You see the main menu. note Tighten the lamp cover securely so you do not receive a lamp cover error when you turn the projector back on. note Do not reset the lamp timer if you have not replaced the lamp. Otherwise, you will receive incorrect lamp usage information on the Info menu; see page 77.
Maintaining the Projector77 2. Select the Reset menu and press Enter. You see this screen: 3. Select Reset Lamp Hours and press Enter. 4. When you see the prompt, select Yes and press Enter. 5. When you’re finished, press Menu to exit. Checking Lamp Usage To check the number of hours the lamp has been used, press the Menu button and highlight the Info menu. You see a screen like this: The life span of the lamp is about 3000 hours if the Brightness Control setting in the Settings menu is set to High (default), and 4000 hours if the Brightness Control setting is set to Low. Make sure you have a spare lamp handy if the usage hours on this menu are close to the life span of your lamp. note The information displayed depends on the input signal currently selected. If you have used the projector for less than 10 hours, the hours are listed as 0H.
78Maintaining the Projector Replacing the Remote Control Batteries Replace the batteries in the remote control as described below: 1. Turn the remote control over. 2. Press in on the catch on the battery cover as you lift the cover off. 3. Install two AA alkaline batteries, inserting the +and– ends as shown. 4. Replace the battery cover and press it down until it clicks into place. caution When replacing batteries, take the following precautions: ■Replace the batteries as soon as they run out. If the batteries leak, wipe away battery fluid with a soft cloth. If fluid gets on your hands, wash immediately. ■Do not expose batteries to heat or flame. ■Dispose of used batteries according to local regulations. ■Do not use batteries other than those specified in this User’s Guide and do not use batteries of different types or mix old and new batteries. ■Keep these batteries out of the reach of children. Batteries are choking hazards and are very dangerous if swallowed.
Maintaining the Projector79 Transporting the Projector The projector contains many glass and precision parts. When hand-carrying the projector, use an optional carrying case. Follow these guidelines to prevent damage when transporting it: ■When shipping the projector for repairs, use the original packaging material if possible. If you do not have the original packaging, use equivalent materials, placing plenty of cushioning around the projector. ■When transporting the projector a long distance, first place it in a hard-shell shipping case, then pack it in a firm box with cushioning around the case. ■Close the A/V Mute slide (lens cover). ■If an SD card is installed or a USB device is connected, remove it from the projector. ■Return the projector feet to their stored (highest) positions. note Epson shall not be liable for any damages incurred during transportation.