Troubleshooting - Sharp LL-B270 Manual De Instrucciones

If you are experiencing any problem with your display, before requesting service, please review the following troubleshooting
tips.
There is no picture.
• Is AC adapter and the power cord disconnected?(See page 8.)
• Is main power switch off?(See page 9.)
There is a picture but no sound from headphone.
• Make sure the volume is not set to minimum. (See page 11.)
Cannot display images.
• Is the cable a HDMI certified product?
• Is the input signal compatible with this unit?(See page 15.)
• Is it connected correctly with the computer?
• Is the computer turned on?
• Is the power saving function of the computer running?Please press key on the keyboard or move the mouse.
• Turn off the power once, wait at least 5 seconds, then turn on the power again.
• When connecting to multiple input terminals at the same time, the appropriate input may not be selected.
Input mode changes automatically.
• In this unit, when the input of the video signal disappears it automatically switches to the input mode with video signal.
• Therefore, the input mode may change in the following cases.
- When the computer enters the system standby state
- When stopping playback of video on playback equipment
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Troubleshooting