Lenovo U410, i5 3317U (1.7Ghz), Intel 4000 graphics.
Replaced the wifi card with Atheros 9285
Replaced 32GB SSD with 120GB Samsung EVO 850
BIOS is 65CN99WW. I had the whitelist removed to allow it to boot with a different wifi card.
USB Legacy - Enabled...
Yes. You need add patch for sound and disable SIP by
My U410 works fine with El Capitan.
Trying it on Yosemite?
If you trying it on El Capitan, don't forget add next audio patch to clover:
<string>El Capitan sound patch</string>
I use El Capitan Public Beta 4 with your ACPIBacklight.kext and no problem.
edit: OK, one problem. Lowest brightness level in display settings isn't real lowest level. And speed of brightness steps is slower than sound steps.
And one question. PrtSc key disable touchpad. Can i change it on...
Thanks for latest version.
Finally brightness slider is full working for me.
1) Install AcpiBacklight.kext from 2015/08/13 (maybe the older one works too, I don't know)
2) Use graphics_PNLF-Lenovo-Ux10b.txt patch (i didn't test graphics_PNLF-Lenovo-Ux10a.txt)
3) I created patch (by your quide)...