Dell XPS 15z some trouble

Dell XPS-15Z
i7-2620m Mobile Intel HM67 Express
Intel HD 3000 + NVIDIA GeForce GT 525M
ALC269
Keyboard/Trackpad Cypress
Atheros AR8151 PCI-E Gigabit Ethernet Controller
USB 2.0 + USB 3.0 Renesas / NEC)

All work not bad….

But

1. Cant restart notebook (system halt with black screen, all devices offline)
2. Cant sleep with usb devices (mouse, flash drive…) wake reason eh02 eh01. Without - 90% chance.