Mitsubishi DiamondPoint M55LCD User Manual page 18

Troubleshooting
Selected resolution is not displayed properly
• Use OSD Display Mode to enter Information menu and confirm that the appropriate
resolution has been selected. If not, select corresponding option.
No Sound
• Check to see if speaker cable is properly connected.
• Check to see if mute is activated.
• Check to see if volume in OSD is set at minimum.
USB Hub does not operate
• Check to make sure the USB cord is properly connected. Refer to your USB device
User's Manual.
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