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Фрагмент инструкции
Users who do not know the correct password can not use the projector. WARNING: You will be inconvenienced if you activate the password functionality and subsequently forget the password. Write the password you used in this manual, and keep the manual in a safe place for later recall. The password can be entered by using either the buttons on the projector or the remote control. Change Password You will be asked to enter the current password before changing to a new one. For more information, refer to page 17. 28 Operation 4. Advance menu FUNCTION DESCRIPTION Mirror The projector can be installed on a ceiling or behind a screen, or with one or more mirrors. Contact your dealer for the ceiling mount bracket (optional accessory) if you need to install the projector on your ceiling. Refer to page 12 for more information. Blank Time Sets the image blank time when the Blank feature is activated, once elapsed the image will return to the screen. Source Scan Sets whether the projector searches automatically for input signals. If the source scan is on ( ), the projector will scan for input signals until it acquires a signal. If the function is not activated, the projector selects the last used input signal. Language Language sets the language for the OSD control menus. Use 3 Left/ Right 4on the projector or 3/ 4 on the remote control to select your desired language from among English, French, German, Italian, Spanish, Russian, Traditional Chinese, Simplified Chinese, Japanese and Korean. User Logo Enables the user to select which logo screen will appear during projector start-up. Three modes are available: Default (BenQ logo), black screen or blue screen. High Altitude Mode A mode for extreme environments like high altitude and high temperature. We recommend you use the High Altitude Mode when your environment is higher than 3000 feet above sea level, and is hotter than 40°C. To activate the High Altitude Mode, select by pressing 3 or 4on the projector or remote control. A confirmation message displays. Press Auto. Next time you turn on the projector, it will show a message pictured below as a reminder during the start-up. Operation under "High Altitude Mode" may cause a higher decibel operating noise level because of increased fan speed necessary to improve overall system cooling and performance. If you use this projector under other extreme environments excluding the above, it may display auto shut-down symptoms, which is designed to protect your projector from over-heating. In cases like this, you should switch to High Altitude mode to solve these symptoms. However, this is not to state that this projector can operate under any and all harsh or extreme environments. We recommend you use the High Altitude Mode by selecting when your environment is higher than 3000 feet, and is hotter than 40°C. Do you want to turn on High Altitude Mode? Yes Auto No 5 Current Status High Altitude Mode On This mode is used for protecting projector from extreme environment and may cause high fan speed. Operation 29 Use this mode to reduce system noise and reduce power consumption by Economic 20%. The lamp life is also extended with lower light output. Mode 5. Information menu This menu shows you the current operating status of the projector. Some picture adjustments are available only when certain input ports are in use. Unavailable adjustments are not shown on the screen. FUNCTION DESCRIPTION Source Shows the current signal source. Resolution Shows the native resolution of the input signal. Application Mode Shows the selected mode in the Picture menu. Lamp Hour Displays the number of hours the lamp has been used. System Shows the Video input system format, NTSC, SECAM or PAL. 30 Operation Maintenance Care of the projector Your projector needs little maintenance. The only thing you need to do on a regular basis is to keep the lens clean. Never remove any parts of the projector except the lamp. Contact your dealer if other parts needs replacing. Cleaning the lens Clean the lens whenever you notice dirt or dust on the surface. .. Use a canister of compressed air to remove dust. .. If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with lens cleaner to gently wipe the lens surface. Never rub the lens with abrasive materials. Cleaning the projector case Before you clean the case, turn the projector off 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. Then wipe the case. Never use wax, alcohol, benzene, thinner or other chemical detergents. These can damage the case. Storing the projector If you need to store the projector for an extended time, please follow the instructions below. .. Make sure the temperature and humidity of the storage area are within the recommended range for the projector. Please refer to the Spec. page in the manual or consult your dealer about t...