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This article will review the steps to Faculty, students, and staff can connect a MacBook via HDMI (cable to a projector. Users can also change the settings for the connection, like audio, resolution adjustment, changing display settings when connected to a projector)

...

and display. 

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. 

1. Connect the HDMI cable from the classroom system

   into

   to your laptop’s HDMI port. 

2. Power on the classroom system

   and select

   .

3. Select Laptop HDMI. 

4. Click the Apple

   Icon

   icon in the top left corner

   , then choose

   .

5. Choose System Preferences. 

6. Click the Sound icon from the second row. 

7. Select the Output tab. 

8. Choose the Extron D option. 

9. When you have finished using the HDMI connection, remove the HDMI cable from

   you

   your laptop

   and

   ; your laptop will default back to the internal speakers. 

...

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

1. Connect the HDMI cable from the classroom system to your laptop’s HDMI

   Port

   port. 

2. Power on the classroom system

   and select

   .

3. Select Laptop HDMI. 

4. Click the Apple

   Icon

    icon in the top left corner

   , then select

   .

5. Select System Preferences. 

6. Select Displays from the second row. 

7. Under the Displays window, select

   the middle tab for ArrangementIn

   the Arrangement tab. 

8. The Mirror Display check box is located in the bottom left corner

   there is a check box that says "Mirror Display"

   . This option

   will show

   shows the same image on the laptop screen and the projector

   . To show different images on the laptop screen and projector, do not check

   the

   this box. 

...

Mirrored Desktop

...

If the desktop is mirrored, a secondary window will appear with options to adjust the resolution. 

1. On

   Click on the

   window labeled "Display" select

   Display tab in the Display

   tab

   window. 

2. From the Optimize drop-down menu

   that is labeled Optimize for

   , select Extron D. 

3. Next select

   Select the Scaled option from just below the drop-down menu. 

4. You will be provided two options for resolutions

   - select the

   . Select the 720p option. 

...

Extended Desktop

...

When in the desktop is extended desktop, you will need to use both your MacBook screen and the classroom preview screen to adjust resolution rates.

1. Deselect the Mirror Display option under the Display Menu. 

2. On the classroom preview monitor, you will see a Display window

   labeled "Display"

   .

   Select the Display tab on this window.

3. NOTE:

   Scroll

   your mouse

   to the right to access the second screen.

4. Next select

   Select the Scaled option.

5. You will be provided two options for resolutions

   , select

   . Select the

   the

   720p option.

After these Once your settings have been made selected, 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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