![]() Selecting to never let the mini go to sleep prevents crashing during the day, of course, but if I manually turn off the monitor at night (so the monitor doesn't illuminate the whole room) the mini still can't reestablish a signal when i turn the monitor back on (i have to unplug and replug the monitor cable). Make sure that is enabled and the drop-down dialog box. Regardless of cable combination i have no sound control from keyboard/mini (sound panel always shows 'The selected device has no output controls"). At the very bottom you'll see an option for Show Sound in menu bar. Use the following procedure to select whether the Mac keyboard volume buttons control the level of your Apogee interfaces headphone level, or speaker. Basically, the monitor asks which input i want to use for display, and i have to choose the same for sound output to get any sound at all. Follow the Below steps for Manage Control Strip on Mac Toch Bar. 10 Answers Sorted by: 55 Its because Apple computers dont support CEC ( Consumer Electronics Control ). If your Mac has a touch bar and wants to customize the Control Strip with App control on Mac or system control like Volume Up and Volume Down, Mute. If i choose HDMI as sound output and as display i get sound, but still no ability to control the sound via the mini/keyboard. Add Volume Shortcut in Control Strip on Touch Bar MacBook. The mute volume keyboard shortcut is Fn + F6. The volume control is still available by holding down the Fn key and hitting F12. In Keyboard preferences, check the 'Use all F1, F2, etc. With both cables connected if I choose thunderbolt as sound output (which mini sound output panel lists as displayport even though it is not plugged into displayport) and tell monitor to use HDMI for display I get no sound at all. To turn down the volume, press the Fn + F7 keys at the same time. 4 Answers Sorted by: 11 If this is a MacBook or MacBook Pro, you could change the configuration so that the F12 keys acts as an F12 key and not a volume key. PC's and Earlier Macbooks using a thunderbolt to HDMI adaptor also work fine.Unfortunately neither of those steps solves either problem. Only 'Digital audio out' as the only output source displayed in the Sound panel of the System Preferences. ![]() A red light continues to emanate from the audio output port. The app sits in your menu bar so you can call it up as needed. A no parking like symbol appearing below the sound icon whenever you attempt to manipulate the volume on your Mac. Reboots did not help, nor did swapping around the USB-C port use.Ĭannot see anything obvious as to why 2 Air's don't work, yet the 3rd is fine. Volume Mixer is the first Mac app on the list and it allows you to control system volume by application. ![]() Official Apple USB-C to multiport adaptor (USB-C, A and HDMI) Model: A1621.Īll 3 Air's are running the latest OSX 10.14.3, Local account is Admin and have Similar software suites installed - A fairly standard collection of MS Office 2016 and Adobe CC. Tried multiple HDMI screens, multiple different HDMI cables and 3 different USB-C to HDMI adaptors.Ĭ. HDMI output simply does not appear in the list of Audio output devices in System Prefs. If you move the Balance all the way to the left then right speakers will be muted. First, make sure that the Balance is set in the middle. ![]() I work at an educatonal institution, and we are having an issue with some of the newer 2018 13" Macbook Airs.Ģ out of 3 of the MacBook Air's will not output audio to HDMI via a USB-C to HDMI adaptor. Go to System Preferences (System Settings on macOS Ventura and above) (link) and click on the Sound panel. you can break up 1 change into 4 changes. This reduces the volume change amount to 25, i.e. No Audio through USB-C to HDMI on 2018 Macbook Airs. To do this, in conjunction with the Audio MIDI Setup.app in your Utilities folder to control the master volume in that extension, unless your particular USB speaker has that feature disabled.
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