Turn on external speakers

My Bose external speakers have suddenly stopped working and all connnections are good, as is the power source. I don't see the speakers in my system preferences for some reason. Any ideas on how to get the iMac to recognize them again? It's worked fine for 3 years. I have the latest version of OS X installed.
THanks
Ken

I have the same problem. did you resolve yours?

Similar Messages

  • External speakers do not turn back on when computer restarted...

    iMac 24" C2D. External speakers are Harman Kardon Sounds SticksII-Z (the ones you plug into the headphone jack) on the back of the computer. They work great, when the computer sleeps, and is reawakened they work. (And yes, when the external speakers are plugged in - the sound preference pane shows "headphones.")
    THE ISSUE - if I turn the computer and the external speakers off over night - and restart the computer...the next morning, no sound form the external speakers.
    I check the sound preference pane - still shows "headphones" (meaning the external speakers are plugged in) but no sound. I unplug the external speakers - and the internal speakers iMac speakers take over.
    So, then I plug the external speakers in - and all is well.
    Seems like a small nit - but why doesn't the computer automatically play throught the external speakers after an off-on cycle?
    Michael
    iMac Intel C2D 2.16 GHz   Mac OS X (10.4.9)   1 GB RAM, Printer HPC3180, Sounds SticksII-Z Harman Kardon

    Hello Michael
    "Seems like a small nit - but why doesn't the computer automatically play throught the external speakers after an off-on cycle? "
    When you startup or restarts the startup chime will come from the internal speakers. Then the system should automaticly switch to external when it detects a jack pluged in. From what you discribe it seems to work properly when the computer is up and running, so it sound more like a startup issue.
    First reset the SMC the instructions are in this link:
    http://docs.info.apple.com/article.html?artnum=303446
    Then test to see if this solved the issue!
    If not then maybe you should Repair Disk Permissions, the instructions are in this link:
    http://docs.info.apple.com/article.html?artnum=25751
    Then test again!
    Let us know how it's going!
    Dennis
    17" iMac Intel Core Duo 1.5GB Ram   Mac OS X (10.4.9)   Maxtor 300GB FireWire Creative Inspire 2.1 2G Nano

  • External speakers do not turn off Qosmio x770 speakers

    When I plug external speakers on my Qosmio x770-135 the internal speakers don't turn off.
    Can someonee help me?

    You may check the Realtek HD Audio Manager in the Control Panel.
    In the top right corner, there's a little yellow folder called "Connector Settings.
    There, you could enable the setting "Enable pop-up dialog, when device is plugged in".
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  • How do I connect Apple TV to external speakers and my TV?

    I just bought an Apple TV for my studio apartment and have it connected to my TV via HDMI, and use AirPlay to stream my music and videos. Video works great, but the my TV's internal speakers are low quality. So, I would like to have my audio come from external speakers (which I have not bought yet), for the following 2 scenarios:
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    Watching videos on my TV, with the audio coming through my external speakers rather than the TV speakers
    I see my Apple TV has an Optical Audio (Toslink) port, but the salesperson at the nearby electronics store said none of their speakers have Toslink cables, only 3.5 mm (or USB). The only solution I found is an AV receiver box that has optical input but costs hundreds of dollars. I am looking for something cheaper and am willing to settle for "pretty good" sound quality.
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    Rex,
    Since the toslink is optical, the 3.5mm adapter will not work for you as it is only ment as a conversion to a mini-toslink cable. Your first option of using the DAC, is in my opinion the best and perhaps only way to get audio out without going to a fancy amp or tuner first.
    One option that I'm considering is the Bose Solo TV sound system. It might set you back about 4-Grant's, but I generally enjoy the sound of bose for most music/tv/movie purposes; and it has a direct optical audio input that you can run either from your tv or your ATV. Whatever audio you're sending to your TV via the HDMI, should go to these speakers through your HDTV's toslink output with equal digital clarity.
    I've read a few other posts on the apple discussion forum which lead me to believe that the optical output of the ATV might not work so well after the 5.2 update... so whatever I do, it won't be JUST for use with the ATV.

  • How can I increase the volume on my iPhone 4s using external speakers?

    I used to have the iPhone 4 and I played my tunes through my PC external speakers (like using a pair of headphones). The maximum volume was extremely loud, and I never put it on full blast.
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    I've also noticed that there is a Max Volume Warning which shows white/yellow/red volume bars when I turn the volume up - also my iPhone 4 never had. I believe there is a EU Volume Limit on iPhones, but I cannot understand why there is such a huge difference between the 4 and 4s.
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    Please help!!!

    The volume buttons are on the left hand side of your device.
    Top one is increase
    Bottom one is decrease.
    Once they are at the maximum/minimum that is all you can do.
    Good Luck

  • Problems with sound from external speakers after iOS 5.0.1 update

    Have others experienced problems with external speakers on the Iphone 4 after iOS 5.0.1 update?  My phone no longer rings, sounds when i receive a text message, sounds alarm, etc.  Vibrate works fine and when i plug in headphones I can hear music through the headphones.  Any fixes for this?

    Hi Guys,
    I have post eariler on another forum and I have the same problem, I have tried all the things listed here and nothing was perminant in fixing this painful iphone hating problem.... and failed.  You probably have the problem when you use youtube or your music external speaker that there is no volume bar and no sound.   I have had the same problem But I need to happily say that I now have the fix!!!!  This worked for me and I fixed it by myself so you don't need to go to apple or service centre or anything.
    Ok I like so many of you here truly believed this was as IO5 issue as it only dropped the sound on the speakers once that IO5 update came along.  I tried a bunch of reset, reboots, home clicks, lock and unlocks, to fix this and all failed.  some worked for an hour but then failed.  hours of my life that I will never get back.   but since I have learnt this is not a IO5 problem but a hardware issue! ...  and in paticualar is has to do with your bottom connection.  Your phone is thinking it is docked all the time.
    To fix the no sound problem what you need is...
    1.  a torch
    2.  a tooth brush
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    4. a butter knife
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    step 3.
    Dip your tooth brush into some methated sprits.   then at your sink tap the exess metho out of your brush as you just want the brushes to be slightly damp, not soaking wet and then scrub the bottom connetiors on your iphone.  work the brush back and forward in a way that scoops the dirt out of the phone, not just pushing it side to side.
    (As you bushing you should notice the volume bar come back on or off as you scub.   This happened to me and that is how I realised I was on the right track to fixing this problem as I was doing something external that was actually controling when the volume display came on or off.   but once I cleaned it this still didn't fix the problem...)
    Step 4.
    Use the back side of a butter knife (not the sharp side) to gently slide over the connectors on the iphone.  Do this gently as you are only pushing down on the tiny metal contect bars and you should notice the volume display come on again.  slide it back and forward.  Now the area of interest is about 2/3 along the connection plate to the right.   This is the area that has the infomation sent when your iphone thinks its docked.
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  • Strange issue with external monitor, only working when external speakers plugged in (using Thunderbolt to VGA adaptor)

    Hey – I am having a very strange issue with my external monitor; where it only works if my external speakers are plugged in and connected.
    I am using a late 2011 Macbook pro, running Mavericks 10.9.4, along with an MBox 2 (USB Audio Interface), and two powered speakers (KRK Rokit 5). This setup has had no issues. I have just acquired an external monitor (Benq T2200HD), which I am using with a thunderbolt to VGA adaptor (a cheap Chinese knockoff adaptor).
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    What I found is - If I unplug the MBox, the monitor loses signal from the computer (displaying ‘No Signal Detected!’). Further, if I keep the MBox plugged in, however unplug both the cables from the MBox to the speakers, the monitor loses signal. It doesn’t matter if the speakers are turned off, however they need to be plugged in (or the monitor loses signal). Weirder still, I can unplug the MBox, however the monitor will work if I plug in the speakers through my macs headphone jack.
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    Some other information:
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    - If I unplug the thunderbolt adaptor, then the speaker noise disappears straight away.
    - The ground noise doesn’t appear in my headphones, which are plugged into the MBox.
    Any information would be great – am I missing something here, or is this genuinely weird?

    Well, I went back into Best Buy to test on 3 other laptops (2 Asus, and their floor model for this Sony). It seems to be doing the same problem so at least I was able to rule out broken hardware issue on my particular laptop.
    Here's what I did to test:
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    I have 2 other things I can try:
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    2.  Upgrading to Win7x64bit Pro and possibly testing with XP on the new MS Virtual PC (http://www.microsoft.com/windows/virtual-pc/).  I can't do it with my Home edition apparantly.
    Who needs to view video on an external TV anyways....sheeesh...(scarcasm).
    Tim

  • Can't get external speakers to work using headphone jack on MacBook Pro

    I have a male-male connector that I use for my iPod to radio or multimedia player to play on external speakers. When I plug it into my MacBook Pro, sound goes dead on the MacBook Pro, no sound comes out of the external speakers, and the preferences on the MacBok Pro say "Headphone : Headphone port" and volume is at full, and mute is off. Am I doing something wrong, or do I need a repair?  I unplug the cable and sound comes back.

    No such problem, eww. The speakers were plugged in and working. I shut off the speakers, but did not unplug them, and when I turned them back on, there was no sound. I tried my headphones, and there was no sound from them, either. The headphone port was dead. I restarted, with no change.
    I was getting ready to do an SMC reset and read the preliminary steps. The last one before resetting the SMC was to shut down the MacBook Pro. That brought the port back to life. When I restarted, I had my external speakers back.
    Go figure.
    I have not upgraded to Lion because I have PowerPC apps that I want and/or need, so this was not a Lion-related bug. I am certainly glad the port isn't dead. I was not looking forward to having to send in my MacBook Pro for repair.

  • Why when using keynote on my i-pad do I have no sound through the i-pad speakers and only sound when I plug in external speakers or headphones?

    Why do I get no sound through the i-pad speakerts when using Keynotes but when external speakers or headphones are plugged in sound is there. Also how do you get back to the program page when in play mode on i-pad?

    Whoa, I found the answer by clicking on one of the questions in the "More Like This" box to the right.  I do  wonder how to find that box before posting my dumb question.  The answer turned out to be checking the youtube volume control.  I turned that up and it solved the problem for Comast as well.

  • How to get internal and external speakers playing together?

    Hey everyone, I just bought the HP ENVY dv7 with beats audio and I love it!  I only have one question that I couldn't seem to get answered anywhere else so I turned to here. Is there a way I can have the compuer's internal speakers (beats audio) and my home stereo speakers (external) playing at the same time? I love how good the beats sound but I also want the surround sound given by the external speakers. So is there a setting I can switch it to so it'll play both? I've tried looking but couldn't find it. Or is there some program/driver like thing I need to download off the interwebs so it'll play both? Thanks in advanced. 

    Hello Branman,
    I understand you want to play your surround sound system while also being able to hear your internal laptop speakers, is that correct? I will be happy to help you.
    Unfortunately that will not work, by design whenever you plug in a surround sound system or just a standard set of headphones the system automatically disables the internal speakers. I was not able to come across any legit online software that you can download to make that a possible transition.
    Thanks
    Clicking the White Kudos star on the left is a way to say Thanks!
    Clicking the 'Accept as Solution' button is a way to let others know which steps helped solve the problem!

  • External speakers popping/clicking sounds on new 24" iMac 2,8 GHz

    Hello everyone,
    got a new iMac from Gravis in Germany and connected it via it's headphone jack to my external stereo amplifier and it emits clicking or popping sounds whenever I switch the light in my room on or off. I've used the same connection for my Windows PC and that is working fine - no pops or clicks. The problem also exists if the Mac is muted. I can not hear clicks or popping noises when I disconnect the external speakers and use the in-built ones.
    I brought my Mac back to Gravis and explained the problem and they replaced the audio board and cabling. No success. The popping and clicking is still there. Replacing the audio cable with a better shielded one does not fix the problem. Turning the power connectors of amplifier and/or Mac 180° does not help also.
    The problem seems to come from a bad shielding inside the Mac or the built-in power supply that is not capable of filtering the power surges.
    I've found some threads but I'm not sure whether or not these issues are related. Some people seem to think that these problems are software related.
    A workaround could be:
    1) getting an online USV that disconnects the Mac from the power cabling
    2) using the digital output (toslink)
    3) getting an external Firewire or USB sound device for sound output
    Neither of these three workarounds are options for me - I still want a fix for my Mac.
    Anyone here who has the same problems?
    vex

    Hi Elvinio,
    I'm trying to solve this problem by getting rid of the analog connection between Mac and stereo. I've ordered a digital 7.1 receiver for 250 Euro and a toslink cable for 20 Euro.
    Another solution would be an online UPS. That UPS disconnects the Mac from the direct power source and delivers "freshly generated" and "perfect" current without disturbances.
    I think that those pops are power surges that are not filtered by the Apple Mac's power supply. My ordinary Windows PC is not subject to clicking and popping sounds - so I suppose that either the power supply or the internal shielding of the Mac is crap.
    I hope that those ugly pops are gone when I establish the new connection...
    I will post the results of my not too cheap work-around.
    Regards
    Message was edited by: viciousvex

  • Strange issue with external monitor, only working when external speakers plugged in

    Hey – I am having a very strange issue with my external monitor; where it only works if my external speakers are plugged in and connected.
    I am using a late 2011 Macbook pro, running Mavericks 10.9.4, along with an MBox 2 (USB Audio Interface), and two powered speakers (KRK Rokit 5). This setup has had no issues. I have just acquired an external monitor (Benq T2200HD), which I am using with a thunderbolt to VGA adaptor (a cheap non-apple adaptor).
    To start - I plugged the monitor in with the thunderbolt adaptor, and it powers up and works fine. However, there is a nasty buzz coming from the speakers. I did some research and it looks like a simple ground loop issue. I did a bit of troubleshooting, and this is where things get weird.
    What I found is - If I unplug the MBox, the monitor loses signal from the computer (displaying ‘No Signal Detected!’). Further, if I keep the MBox plugged in, however unplug both the cables from the MBox to the speakers, the monitor loses signal. It doesn’t matter if the speakers are turned off, however they need to be plugged in (or the monitor loses signal). Weirder still, I can unplug the MBox, however the monitor will work if I plug in the speakers through my macs headphone jack.
    Simply put, the monitor only works if there is a direct connection between the computer, the speakers, and the power source.  What is going on here? Is the monitor grounding through the computer port, to the speakers (I don’t know how this works, is this possible?). Could it somehow be the cheap VGA adaptor I am using?
    Some other information:
    - Everything is plugged into the same multi-box for power. I have tried plugging things into separate sources, and the result is the same.
    - If I unplug the thunderbolt adaptor, then the speaker noise disappears straight away.
    - The ground noise doesn’t appear in my headphones, which are plugged into the MBox.
    Any information would be great – am I missing something here, or is this genuinely weird?

    Hello cgoldberg11
    Please go to the below link to test if you are having a speaker hardware failure.
    Testing for Hardware Failures (Windows 7)
    This will rule out hardware failure, let me know how that goes.
    Thanks
    If I have solved your issue, please feel free to provide kudos and make sure you mark this thread as solution provided!
    Although I work for HP, my posts and replies are my own opinion and not those of HP. .....
    Reguards,
    Mo

  • Very low volume from external speakers when watching Netflix

    MacBook Pro Why might external speaker volume be extremely low when it is turned up to max in Sounds and on F11?

    Do the external speakers have their own volume control?

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  • I have lost all audio on both my internal and external speakers.

    I have lost audio on both my internal and external speakers.  I have checked the System Preferences when my external speakers are plugged in it is acknowledged.  When using internal speakers they are also acknowledged.  Sound volume on Preferences is on and fully high.  The sound buttons on the keyboard  do not work and the sound level is now locked in at full sound and cannot be adjusted using the keys.  The System Preferences shows that Mute is now checked and I cannot uncheck it.  What should I do to get my sound back both internally and externally?

    Repair permissions & restart.
    Check your settings in the Audio Midi app which is located in the Utilities folder.
    http://support.apple.com/kb/TS1574 Troubleshooting issues with no audio from built-in speakers on Macs
    Trick/Tip: Open up GarageBand if installed then, open a program (optional).
    Quit out of the GarageBand app.
    =====================
    Repairing the mysteriously muted Mac
    The background on the issue is that there’s a small sensor switch inside the headphone port. When you insert a headphone jack, the sensor understands what's what and changes the sound output setting to Headphones. If you insert a jack for digital audio output, the device changes to Digital Out. When you remove the jack completely, it should read Internal Speakers.
    The spirits tell me that there’s a very good chance that you recently had something jacked into this port—a set of headphones or a cable leading to powered speakers, for example. When you removed the jack, something in the port prevented the sensor from tripping correctly. That’s why you see Digital Out instead of internal Speakers.
    The solution is to force the sensor to do its job. The safest way to do that is to simply run a jack in and out of the port a few times. Much of the time, this takes care of the problem by correctly tripping the sensor. If that doesn’t work, there may be gunk in the port. Before turning to more invasive techniques, get a can of compressed air, attach the small tube that fits the nozzle, and blast a few shots of air into the port. With any luck, that should dislodge the gunk and the port will operate as it should.
    If that doesn’t work, find a foam-tipped swab that fits (electronics shops generally carry them), dip it in rubbing alcohol, and gently insert it into the headphone port in an attempt to wipe away any stubborn gunk. I recommend foam rather than cotton swabs because the cotton variety might leave threads behind. (This same technique works well with misbehaving headphone ports on devices such as iOS devices.)
    It's possible that gunk has nothing to do with it. Rather, it may be that the switch just needs a subtle nudge. If a jack or swab doesn't work, I've heard of people successfully resetting it with a deft poke of a toothpick.
    http://www.macworld.com/article/2031146/repairing-the-mysteriously-muted-mac.htm l

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