This article is intended for users who want to Faculty, students, and staff can connect a MacBook via HDMI cable to a projector. You Users can also change the settings of your for the connection, such as like audio, resolution adjustment, and changing display settings.
Connecting HDMI Audio with a MacBook
When connecting a MacBook to a classroom system via an HDMI cable, you will need to tell your computer to output the sound through the HDMI output.
Connect the HDMI cable from the classroom system
intoto your laptop’s HDMI port.
Power on the classroom system
and select.
Select Laptop HDMI.
Click the Apple
Iconicon in the top left corner
, then choose.
Choose System Preferences.
Click the Sound icon from the second row.
Select the Output tab.
Choose the Extron D option.
When you have finished using the HDMI connection, remove the HDMI cable from
youyour laptop
and; your laptop will default back to the internal speakers.
Note | title | Note
---|
When outputting audio through the HDMI port, the only audio control will be is from the classroom program volume bar. There is no volume control on your laptop with this option. |
Adjusting MacBook Resolution
...
When connecting to the classroom system via HDMI, you will need to decide if you want to mirror or extend your desktop.
Changing MacBook Display Settings When Connected to a Projector
Connect the HDMI cable from the classroom system to your laptop’s HDMI
Portport.
Power on the classroom system
and select.
Select Laptop HDMI.
Click the Apple
Iconicon in the top left corner
, then select.
Select System Preferences.
Select Displays from the second row.
Under the Displays window, select
the middle tab for ArrangementInthe Arrangement tab.
The Mirror Display check box is located in the bottom left corner
there is a check box that says "Mirror Display". This option
will showshows the same image on the laptop screen and the projector
. To show different images on the laptop screen and projector, do not check
thethis box.
...
Mirrored Desktop
...
If the desktop is mirrored, a secondary window will appear with options to adjust the resolution.
- On
Click on the
window labeled "Display" selectDisplay tab in the Display
tabwindow.
From the Optimize drop-down menu
that is labeled Optimize for, select Extron D.
Select the Scaled option from just below the drop-down menu.
You will be provided two options for resolutions.
Select
thethe 720p option.
...
Extended Desktop
...
When in "extended desktop"the desktop is extended, you will need to use both your MacBook screen and the classroom preview screen to adjust resolution rates.
Deselect the Mirror Display option under the Display Menu.
On the classroom preview monitor, you will see a Display window
labeled "Display".
Select the Display tab on this window.
Note title NoteScroll
your mouseto the right to access the second screen.
Select the Scaled option.
You will be provided two options for resolutions
, select the. Select the 720p option.
After these Once your settings have been madeselected, they should will become the default settings when you connect your laptop the to the classroom system again. At this point you may close Close all windows related to the settings for Display and System Preferences.
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