LG Projector Minibeam UST PF1000U User Manual
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131MAINTENANCE
MAINTENANCE
Clean your Projector to keep it in optimal condition.
Cleaning
Cleaning the Lens
If there is any dust or staining on the lens surface, you must clean the\
lens.
Use an air spray or a cleaning cloth to clean the lens.
To remove dust or stains, use an air spray or apply a small amount of cleaning agent onto a swab or soft cloth to lightly rub the lens.
Please be aware that liquid may flow into the lens if the product is sprayed directly onto the lens.
Cleaning the Projector...](http://img.usermanuals.tech/thumb/47/100076/w64_projector_manual_9037_d-130.png "Page 131
131MAINTENANCE
MAINTENANCE
Clean your Projector to keep it in optimal condition.
Cleaning
Cleaning the Lens
If there is any dust or staining on the lens surface, you must clean the\
lens.
Use an air spray or a cleaning cloth to clean the lens.
To remove dust or stains, use an air spray or apply a small amount of cleaning agent onto a swab or soft cloth to lightly rub the lens.
Please be aware that liquid may flow into the lens if the product is sprayed directly onto the lens.
Cleaning the Projector...")
131MAINTENANCE MAINTENANCE Clean your Projector to keep it in optimal condition. Cleaning Cleaning the Lens If there is any dust or staining on the lens surface, you must clean the\ lens. Use an air spray or a cleaning cloth to clean the lens. To remove dust or stains, use an air spray or apply a small amount of cleaning agent onto a swab or soft cloth to lightly rub the lens. Please be aware that liquid may flow into the lens if the product is sprayed directly onto the lens. Cleaning the Projector Case To clean the projector case, first unplug the power cord. To remove dust or stains, use only a dry, lint-free, nonabrasive cloth t\ o polish the lens. Do not use alcohol, benzene, thinners, or other chemicals, which may damage the case.
132INFORMATION INFORMATION To Update Projector Software Uses Software Update to check and obtain the latest version. It is also possible to check manually for available updates. 1 Press the (Home) button and select SETTINGS. 2 Select SUPPORT and go to Software Update. ItemDescription Software UpdateSet it to On. If an update is available, a prompt will appear to perform the update. Automatic Update ModeIf an update is available, the update automatically starts without prompting. Check Update VersionChecks the latest update version installed. When a new update is available, the download process can be performed manually. • When the update starts, the update progress window appears for a short time and disappears. • The latest version can be obtained via an Internet connection. • If software is not updated, certain functions may not work properly.
133INFORMATION Before Reporting a Problem, Check the Following: If the following symptoms occur, please carry out the checks and adjustments described below. There may be no malfunction. General ProblemSolution Cannot view certain programs. • Adjust the location or orientation of the antenna. • Save the programs you wish to view later using Auto Tuning or Channel Edit. There is a delay after the projector is switched on before the image is fully visible. • This is not a problem. Image noise that may occur when the projector is first switched is being cleaned up. Picture (Home) → SETTINGS → SUPPORT → Picture Test First run a Picture Test to verify that the image signal output is norma\ l. If there is no problem with the test image, check external device connections and broadcast signals. ProblemSolution Images from previous program or other programs linger or the screen displays annoying lines. • Adjust the orientation of the antenna to the TV transmitter, or refer to the manual for instructions on connecting the antenna. Vibrating horizontal/vertical lines and fishnet patterns appear momentarily. • Such a problem may happen when there is strong electronic interference. Turn off other electronic devices such as mobile phones, power tools, and other small electrical appliances.
134INFORMATION ProblemSolution The screen display freezes or does not work properly during a digital broadcast. • This may occur in case of a weak signal or unstable reception. Adjust the antenna orientation and cable connections. • If the signal strength or quality is low on Manual Tuning, check with the TV station or administration office. Digital broadcasting is not available even though the cable is connected. • Check with the cable operator providing your subscription and/or signal. (Depending upon your subscription, digital broadcasting may not be supported.) The display is inactive or unclear when connected to an HDMI® source. • Check the HDMI® cable specifications. If your HDMI® cable is not genuine, images may fade in and out or not be displayed properly. • Ensure that all cables are securely connected. When connections are not secure, images may not be properly displayed. Does not work with a USB storage device. • Verify that the USB device and cable is version 2.0 or higher. Sound (Home) → SETTINGS → SUPPORT → Sound Test First run a Sound Test to verify that the sound signal output is normal.\ If there is no problem with the test sound, check connected external devices and the broadcast signal. ProblemSolution Screen display is on but there is no sound. • Check other TV programs. • Check if the audio output settings for the projector are configured correctly.
135INFORMATION ProblemSolution For an analogue broadcast, stereo is not clear or sound comes from one speaker only. • In a poor reception area (areas with weak or unstable signals) or if multi audio is not stable, select Mono on Multi Audio. • Adjust the balance using the navigation button. TV sound is not in sync with the image or the sound breaks up occasionally. • If the issue affects a specific TV program only, it may be caused by problems with the broadcast signal for the individual station. Check with the TV station or your cable operator. The volume changes when I change program. • Volume can vary from program to program. • Set Auto Volume to On. On certain programs, there is no sound at all, or only the background music can be heard(in case of a programs created for overseas viewers). • In Language, set Language → Audio Language to the language of your choice. Even if you change the language on Multi Audio, you can go back to the default setup once you turn off the power or change the program. There is no sound when connected to HDMI / USB. • Verify that the HDMI® cable is high speed. • Check if the USB device and cable is version 2.0 or higher. • Use only regular music (*mp3) files.
136INFORMATION PC Connection Problem ProblemSolution The screen display does not come on after connecting to the computer. • Verify that the computer and the projector are securely connected. • Turn the projector off and back on using the remote control. • Restart the PC with the projector on. • Check whether the resolution is correctly set for PC input. • Reconnect the HDMI cable. There is no sound after connecting the computer with the HDMI cable. • Check with manufacturer of your video card to ensure it supports HDMI voice output. (Video cards in DVI format require connection of a separate sound cable.) When connected to the computer, the display is partially cut off or shifts to one side. • Set the resolution to support PC input. (If this does not work, reboot the computer.)
137INFORMATION Problems Replaying Movies in My Media ProblemSolution I cannot view the files on the Movie List. • Check whether the file on the USB storage device can be read on a computer. • Check whether the file extension is supported. This file is invalid. message appears or the image display is not normal even though the sound is OK. • Make sure that the file replays normally on the computer’s video player. (Check for damaged files.) • Check whether the resolution is supported by the computer. • Verify that the video/audio codec is supported. • Verify that the frame rate is supported. Audio not supported. message appears or the sound is not normal even though the image display is OK. • Make sure that the file replays normally on the computer’s video player. (Check for damaged files.) • Check if the audio codec is supported by the computer. • Verify that the bit rate is supported. • Verify that the sample rate is supported. Subtitles are not displayed. • Make sure that the file replays normally on the computer’s video player. (Check for damaged files.) • Check if the video file has the same name as the subtitle file. • Make sure that the video and subtitle files are in the same folder. • Verify that the subtitle file format is supported. • Verify that the subtitle language is supported. (Subtitle files can be opened in Notepad to check the language.) • Image shown may differ from your projector. • For information on requesting service, refer to the following menu. (Home) → SETTINGS → SUPPORT → Product/Service Info.
138SPECIFICATIONS SPECIFICATIONS MODELS PF1000U (PF1000U-NA) Resolution (Pixel)1920 (Horizontal) × 1080 (Vertical) Aspect Ratio16:9 (Horizontal:Vertical) Panel size (mm)11.896 (0.468 inches) Projection Distance (Video size) 0.413 m to 0.686 m (152.4 cm to 254 cm)[1.35 feet to 2.25 feet (60 inches to 100 inches)] Ratio of Upward Projection125 % Working range of the remote control6 m (19.68 feet) PowerAC 100 - 240 V, 50 Hz/ 60 Hz Power consumption100 W AC-DC Adaptor19 V , 5.79 A (Adaptor Input 100 - 240 V @ 50/60 Hz) Audio Output3 W + 3 W Reception typeNTSC-M, ATSC Reception channelsVHF 02 to 13, UHF 14 to 69, CATV 01 to 158, DTV 02 to 69, CADTV 01 to 158 External Antenna Impedance75 Ω Height (mm)127.6 (without foot) (5.02 inches)/ 128.8 (with foot) (5.07 inches) Width (mm)131.4 (5.17 inches) Depth (mm)309 (without tuner) (12.16 inches) / 318 (with tuner) (12.51 inches) Weight (kg)1.9 (4.18 lbs) USB Device5 V, 0.5 A (Max.)
139SPECIFICATIONS MODELS PF1000U (PF1000U-NA) Operation environment Temperature Operation0 °C to 40 °C Storage-20 °C to 60 °C Relative humidity Operation0 % to 80 % Storage0 % to 85 % * Contents in this manual may be changed without prior notice due to upgrade of product functions. HDMI (DTV) Supported Mode ResolutionHorizontal Frequency (kHz)Vertical Frequency (Hz) 720 x 480p 31.4760 31.4759.94 31.5060.00 1280 x 720p44.9659.94 45.0060.00 1920 x 1080i33.7259.94 33.7560.00 1920 x 1080p 26.9723.976 27.00024.000 33.7129.97 33.7530.00 67.43259.939 67.50060
140SPECIFICATIONS Supported HDMI (PC) Modes ResolutionHorizontal Frequency (kHz)Vertical Frequency (Hz) 640 x 35031.46870.09 720 x 40031.46970.08 640 x 48031.46959.94 800 x 60037.87960.31 1024 x 76848.36360.00 1152 x 86454.34860.053 1360 x 76847.71260.015 1280 x 102463.98160.020 1920 x 108067.560 • If an invalid signal is input into the projector, it will not be display\ ed properly on the screen or a message such as No Signal or Invalid Format will be displayed. • The projector supports the DDC1/2B type as the Plug and Play function (Auto-recognition of PC monitor). • 1920 x 1080 is recommended as the best picture quality in the PC mode.