GA-Z77-D3H problem with the PCI

[serpentes]

Hello, excuse for my English) I write to you from Ukraine. Faced such problem: bought the motherboard 6 months ago and faced periodic hang. Tried everything, changed versions BIOS, changed accessories, such situation if in PCI the plug no equipment is interposed was clarified, the board works stablly, only I interpose in PCI wi-fi the adapter there are hang, and not at once, can stablly work days-two, and can hang up through pair minutes. Thus a storage broad gull are not saved. With sound card Creative the same problem. Prompt who can faced, the problem in chip ITE IT8892E seems to me.
Configuration:
The motherboard gigabyte ga-z77-d3h rev1.0 bios f19g
The processor corei5-3570k
Storage of 2 laths on 4 gigabytes goodram GoodRAM GR1600D364L9/4G work on frequency 1600 мгц
Hitachi HDS721010DLE630 hard disk - 1tb sata3
Videocard NVIDIA GeForce GTX 560
HL-DT-ST DVDRAM GH24NS90 Firm LG Electronics
Operating system windows 7 ultimate X64
Devices in PCI:
The sound card: creative sound blaster
WI-FI A card tp-link

[Rale]

ITE IT8892E seems to me.
Devices in PCI:
The sound card: creative sound blaster
WI-FI A card tp-link

So PCI1/2, not Express (PCIEX1_1/2/3)?

[serpentes]

yes, the problem with the PCI

[Rale]

Temporary solution for your problem.
GA-Z77-D3H freezes suddenly every day