Optoma Technology TX779P3D Cleaning the Projector, Cleaning the Lens, Cleaning the Case, English

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Cleaning the Projector

Appendices

Cleaning the Projector

Cleaning the projector to remove dust and grime will help ensure trouble-free operation.

Warning:

4Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn.

4Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings on the projector.

4If a little water gets into the projector interior while cleaning, leave unplugged in a well-ventilated room for several hours before using.

4If a lot of water gets into the projector interior when cleaning, have the projector serviced.

Cleaning the LensCleaning the Lens

You can purchase optic lens cleaner from most camera stores. Refer to the following to clean the pro-jector lens.

1.Apply a little optic lens cleaner to a clean soft cloth. (Do not apply the cleaner directly to the lens.)

2.Lightly wipe the lens in a circular motion.

Caution:

4 Do not use abrasive cleaners or solvents.

4 To prevent discoloration or fading, avoid getting cleaner on the projector case.

Cleaning the Case

Refer to the following to clean the projector case.

1.Wipe off dust with a clean dampened cloth.

2.Moisten the cloth with warm water and mild detergent (such as used to wash dishes), and then wipe the case.

3.Rinse all detergent from the cloth and wipe the projector again.

Caution:

To prevent discoloration or fading of the case, do not use abrasive alcohol-based cleaners.

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Contents Table of Contents Usage Notice Safety InformationImportant Safety Instruction Class B emissions limits9. See projector enclosure for safety related markings  EnglishPrecautions Do not Eye Safety Warnings Product Features IntroductionPackage Overview Main Unit Product Overview  English Control Panel  Menu    Rear View11 English Remote Control Connect to Computer / Notebook InstallationConnecting the Projector 13 English4. HDMI Cable Optional 5. S-Video Cable Optional Connect to Video Sources1. Power Cord 2. Audio-in Cable Optional 3. DVI-D Cable Optional 6. Video Cable Optional 7. Audio-in Cable Optional 8. VGA CablePowering On the Projector Powering On/Off the Projector15 English Powering Off the Projector Warning Indicator  Adjusting the Projected ImageAdjusting the Projector’s Height 17 EnglishAdjusting the Zoom / Focus Adjusting Projection Image Size 19 EnglishUser Controls Control PanelRemote Control 21 EnglishUser Controls On-screen Display Menus How to operate23 English Menu Tree Brightness ImageDisplay Mode ContrastColor Color SettingImage TintGain Image Color SettingsReset BiasGamma Image AdvancedBrilliantColorTM Color TempImage Advanced Input Source 29 EnglishDisplay FormatH Image Shift Edge maskZoom V Image Shift 169 onlyProjection SetupLanguage Menu LocationSecurity SignalAudio Settings Projector IDSetup Language Automatic Setup SignalPhase FrequencySetup Security Security Timerredisplays Change Passwordv If the new passwords do not match 37 EnglishEnable or disable the security password Security Settings4 Disabled-no password is required for any function Mute Setup Audio SettingsVolume Audio InputSetup Network Setup RS232 41 EnglishLogo Capture Setup AdvancedLogo Closed CaptioningHigh Altitude OptionsSource Lock Information HideLamp Settings Background ColorAuto Power Off min Direct Power OnSignal Power On Sleep Timer minLamp Reminder Options Lamp SettingsLamp Hour Brightness ModeLamp Reset 47 EnglishLANRJ45 LANRJ4549 English 12. In the Address bar, input the IP address 13. Press Apply Image TroubleshootingAppendices No image appears on-screenImage has vertical flickering bar Image is unstable or flickeringImage is out of focus Image is too small or too large The image is stretched when displaying 169 DVD titleOther Image has slanted sidesSteady light Projector LED Status IndicatorNo light There is no sound AudioMessage Reminders The sound is distortedReplacing the Lamp 1. Switch off the power to the projector by pressing the Power button 57 EnglishCleaning the Lens Cleaning the ProjectorCleaning the Case Computer Compatibility Compatibility ModesRefresh Rate Hz Apple Mac Compatibility SignalIntel 61 English RS232 CommandsRS232 Connector projector side 1 2 3 4 6 7 8RS232 Protocol Function List RS232 CommandsFunction Keypad Command63 English ASCIIFail ASCIIPass OSD/DisplayOSD/Setup 65 EnglishOSD/Option 67 English RS232 commandResponse Response Ceiling Installation Europe Optoma Global OfficesCanada FranceHong Kong Latin AmericaTaiwan ChinaRegulation & Safety notices FCC noticeRemarque à l’intention des utilisateurs canadiens Operation conditionsNotice Canadian users Declaration of Conformity for EU countries