Resetting may help with getting USB functionality back. 3 Reset the SMC SMC, or the System Management Controller, is a system on a chip within Intel-based Macs that plays a role Reply Pete says: November 21, 2015 at 9:18 am How much power can you get before this trips out? The thing about the Reset the SMC procedure, is that it requires a device reboot, which also 100% of the time fixes the issue - no SMC refresh required. In fact, neither one of those things you listed require an SMC reset.
Or just, you know, call apple. Some of the recommended solutions I have tried are: Resetting the SMC and resetting the PRAM following the methods describe in different Mac forums. Reply Renae says: April 12, 2016 at 2:57 pm So I had the same problem with USB ports not working (on a macbook pro). It helps to think of it as the circuit breaker for the computer.
Wait at least five seconds, and then press the power button to turn on the Mac. Rebooting the Mac resets certain hardware conditions, which may lead to a solution to USB port issues. 2 Reset the PRAM PRAM, or parameter random-access memory, is a part of the Same thing for my card reader if I use that instead of connecting the camera. One Usb Port Not Working Macbook Pro Does the printer show up under Printer & Scanners in your System Preference settings and can you print a test page? 07/28/2014 by Dan Hi Scott Dingle, thank you for your
but the cost of repairing may meet or exceed simply replacing the logic board with a known good board from a machine that suffered some other damage (probably damaged display) that Usb Devices Disabled Mac However, due to not having the logic board diagrams I could not check independent voltages through components. References (2) Apple: Resetting Your Mac's PRAM And NVRAMApple: Intel-based Macs: Resetting the System Management Controller (SMC) About the Author Kefa Olang has been writing articles online since April 2009. USB ports fixed.
Reply Tim says: August 10, 2015 at 9:07 am You are correct. Now, let us have a tour of how to do the same and get the resolution when USB port is not working. Macbook Pro Not Recognizing Usb Soldering computer logic boards requires special tools, solder and lots & lots of practice in order to not destroy the board. Imac Usb Ports Not Working When it first occured, I could restart the laptop and the ports would work.
Mar 5, 2013 12:49 PM Helpful (0) Reply options Link to this post by whitey999, whitey999 Jun 3, 2013 12:56 PM in response to tjk Level 1 (0 points) Jun 3, http://vicnot.net/usb-port/macbook-air-usb-ports-not-working.html Mac OS X - 10.6.8 Posted on May 10, 2012 3:19 AM Reply I have this question too by tjk,Apple recommended tjk Level 7 (24,679 points) Mac OS X A: Hi There may be numerous reasons for USB failure, especially for Mac, but be assured that the method of fixing it is very easy. For those with a MacBook, MacBook Pro, and MacBook Air, all you need to do is this: Shut down the Mac and connect the power cable Hold down Shift+Control+Option+Power concurrently for Reset Usb Ports Mac
First and foremost, keep in mind that sometimes a USB device itself can fail, which may have nothing to do with the Mac itself. Aug 5, 2012 7:31 AM Helpful (5) Reply options Link to this post by Maziyar, Maziyar Aug 5, 2012 3:45 PM in response to Booze S Level 1 (10 points) Aug Reply Leave a Reply Click here to cancel reply. navigate here I finally went to Apple to get the latest MAC OS update - installed it and restarted and voila!!!
Jun 3, 2013 8:55 AM Helpful (0) Reply options Link to this post Page 1 of 3 Next last Apple Footer This site contains user submitted content, comments and opinions and Mac Won't Recognize Flash Drive How to Fix USB Ports not working Now let us see some other aspects to learn how to fix USB ports In case, a specific USB port is not functioning, and The exact scenario happens to many customers; as per their feedback, they report that while they travel with their Mac Book Pro all of a sudden one by one hardware starts
But since we're talking about OS X, can't wait for OS X 10.12.1, right?Anyone? I've tried using Apples own 10/100 base-T adapter and a Moshi 10/100/1000 base-T solution (which is offered through the Apple online store). com has encounter a problem similar to mine? Mac Not Recognizing Usb Device But from the new write-up it seems that the power system of your laptop has gone bad.
This I experienced while working with some micro-controllers. Also, the means to reset the SMC varies for different (older) models. Does anyone here at iFixit. http://vicnot.net/usb-port/mac-mini-usb-ports-not-working.html This is particularly true with cheap low quality USB devices and cables.
I thought I was going to have to pay apple to fix it since I didnt have apple care! So for instance if i plug a usb 3hd works like a charm but an apple mouse won't. My USB port is now working again!!SOLVED!!!! Completing the CAPTCHA proves you are a human and gives you temporary access to the web property.
Reply kisertn says: December 27, 2015 at 9:36 am Same issue - followed instructions but no indication that the SMC reset actually occurred (and I am on latest OS, latest patches). Release all the keys and the power button at the same time. You can not post a blank message. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site.
CloudFlare Ray ID: 3019d622213953a8 • Your IP: 126.96.36.199 • Performance & security by CloudFlare Home Mac OS X iPhone iPad Tips & Tricks Jailbreak News iOS Mac USB Ports Stopped Working? Release the keys. SMC reset dos the trick for my USB port. Enjoy this tip?
If your physical Mac hardware is not working out of the blue, sure a reboot may ‘fix' it, but more often than not an SMC reset is needed. Click the Apple menu, select "About This Mac," and then click "More Info." Click "USB" to view a list of the USB devices connected to your Mac. April 9, 2016 Mac By Veda 00Share on Pinterest000Mac is known for its flawless operation, but rarely some unpredicted glitches bother some of the customers. Tip If the USB ports are still not working, your Mac maybe experiencing deeper hardware issues, so contact Apple for additional troubleshooting and possible repair.
Subtotal: USB-C Cable Low power $14.99 each Included USB-C Cable High power $24.99 each PC Laptop Cable $24.99 each MacBook Cable MagSafe 2 $24.99 each ChromeBook Cable $24.99 each Checkout Shopping Reply Van says: August 3, 2016 at 2:31 am One more thing, I've got this cheap mouse and keyboard but they are working properly in bot usb port. It's obvious Apple would prefer we go Thunderbolt-to-USB as Apples only offering for a Gigabit-to-Ethernet solution. Aug 5, 2012 8:45 AM Helpful (0) Reply options Link to this post by SueAnnDavies, SueAnnDavies Sep 24, 2012 2:24 PM in response to Selim Deniz Level 1 (0 points) Sep
Are there any other indications of a successful SMC reset?