ESON 696Ui, Руководство пользователя, Страница: 264 / 343

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• Make sure you selected the correct Gamma or RGBCMY setting in the Image menu.
• Make sure all the cables are securely connected to the projector and your video device. If you
connected long cables, try connecting shorter cables.
• If you are using the ECO Power Consumption setting, try selecting Normal in the projector's menus.
Note: At high altitudes or locations subject to high temperatures, the image may become darker and
you may not be able to adjust the Power Consumption setting.
• Position the projector close enough to the screen.
• If the image has been progressively darkening, you may need to replace the projector lamp soon.
Parent topic: Solving Image or Sound Problems
Related concepts
Projector Lamp Maintenance
Related references
Image Quality Settings - Image Menu
Input Signal Settings - Signal Menu
Projector Feature Settings - Settings Menu
Solutions to Sound Problems
If there is no sound when you expect it or the volume is too low or high, try the following solutions:
• Adjust the projector's volume settings.
• Press the A/V Mute button on the remote control to resume video and audio if they were temporarily
stopped.
• Press the Source Search button to switch to the correct input source, if necessary.
• Check your computer or video source to make sure the volume is turned up and the audio output is set
for the correct source.
• Try disconnecting and reconnecting the audio cable.
• Check the audio cable connections between the projector and your video source.
• If you do not hear sound from an HDMI source, set the connected device to PCM output.
• Make sure any connected audio cables are labeled "No Resistance".
• If you are using the USB Display function, turn on the Output audio from the projector setting in the
Epson USB Display Settings program on your computer.