Difference between revisions of "HDMI Configuration"

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(Created page with "Category: RaspberryPi [http://www.69b.org/prox-pi.php/rpo/phpBB3/viewtopic.php?f=5&t=5851 http://www.69b.org/prox-pi.php/rpo/phpBB3/viewtopic.php?f=5&t=5851] [http://elinux...")
 
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[http://www.raspberrypi.org/phpBB3/viewtopic.php?f=28&t=7693 http://www.raspberrypi.org/phpBB3/viewtopic.php?f=28&t=7693]
 
[http://www.raspberrypi.org/phpBB3/viewtopic.php?f=28&t=7693 http://www.raspberrypi.org/phpBB3/viewtopic.php?f=28&t=7693]
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Original Problem:
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1920 x 1080 @ 60Hz Monitor
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Image format provided by RasPi, as above. Reported by monitor and by RasPi.
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tvservice -s
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Reduced image size.
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lxde -> Preferences -> Monitor reprts 1824 x 984
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Solution (Information obtained from above references):
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Generated a /boot/config.txt file
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added line
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disable_overscan=1
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This put the image at full 1920 x 1080. This put the image right to the edges, but was a too close. Edited the config.txt to read.
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disable_overscan=1
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overscan_left=5
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overscan_right=5
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overscan_top=5
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overscan_bottom=5
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This gave the image a 5 pixel border.
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Occasionally the RasPi reboots with a centralised colour reference square, but generally boots normally.
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References above also give information as to disable the RasPi HDMI Hot-Plug Detection which will eneble the HDMI output even if no Monitor is detected.

Revision as of 12:59, 13 June 2012


http://www.69b.org/prox-pi.php/rpo/phpBB3/viewtopic.php?f=5&t=5851

http://elinux.org/R-Pi_ConfigurationFile

http://elinux.org/RPi_config.txt

http://www.raspberrypi.org/phpBB3/viewtopic.php?f=28&t=7693


Original Problem: 1920 x 1080 @ 60Hz Monitor Image format provided by RasPi, as above. Reported by monitor and by RasPi.

tvservice -s

Reduced image size.

lxde -> Preferences -> Monitor reprts 1824 x 984

Solution (Information obtained from above references): Generated a /boot/config.txt file added line

disable_overscan=1

This put the image at full 1920 x 1080. This put the image right to the edges, but was a too close. Edited the config.txt to read.

disable_overscan=1 overscan_left=5 overscan_right=5 overscan_top=5 overscan_bottom=5

This gave the image a 5 pixel border.

Occasionally the RasPi reboots with a centralised colour reference square, but generally boots normally.

References above also give information as to disable the RasPi HDMI Hot-Plug Detection which will eneble the HDMI output even if no Monitor is detected.