Broadwell

Fifth Intel Graphic Chipset HD5500 – CPU-55xxu

How To Fix NO Audio and Mic After Wake on Mac OS X

| January 29, 2017 | 12 views

These days with the new and improved Mac OS X and macOS Sierra, on our MacWannaBe,  the speaker sound and mic don’t work after wake up from sleep. They come in many symptoms: no speaker after wake, plugin a headphone and pull out, the speakers work again or only failed when the AC charger plugged …

How To Patch AppleHDA For HDMI ALC255 Broadwell

| January 7, 2017 | 3 views

I just got a Dell Inspiron 7352 i7-5500u Broadwell HD5500 1920×1080 2-1 laptop for my daughter. Turned it into a MacBook Air and it worked perfectly with El Capitan, Yosemite and macOS Sierra. It has Realtek ALC255 sound card. This is how to patch AppleHDA. 1. Use original AppleHDA.kext and AppleALC released version installed to /System/Library/Extensions …