How to fix my Blue Screen of Death (BSOD) problem

Hi everybody , i have problem with my laptop , sometime when i shutdown and turn on , something wrong with wireless driver ( Atheros AR9285 ) appeared. But when i uninstalled driver and scan hardware changes then it crashed suddenly . It appeared many times . Addition , my laptop restarted aumatically when i using laptop in 2 or 3 hours . I need your help

I have attached my SF Diagnostic Tool - Using for Troubleshooting file for your reviewing and give me some advices to fix this problem . Thanks you so much !!!

Code:

Diagnostic Report (1.9.0027.0):
-----------------------------------------
Windows Validation Data-->

Validation Code: 0
Cached Online Validation Code: N/A, hr = 0xc004f012
Windows Product Key: *****-*****-Q6MMK-KYK6X-VKM6G
Windows Product Key Hash: 289NoAWl2ZoVfuieux/315WkDIc=
Windows Product ID: 00426-OEM-8992662-00173
Windows Product ID Type: 2
Windows License Type: OEM SLP
Windows OS version: 6.1.7601.2.00010100.1.0.001
ID: {E9C7D68A-5FCA-42BF-89F9-34310415F7F2}(1)
Is Admin: Yes
TestCab: 0x0
LegitcheckControl ActiveX: N/A, hr = 0x80070002
Signed By: N/A, hr = 0x80070002
Product Name: Windows 7 Ultimate
Architecture: 0x00000009
Build lab: 7601.win7sp1_rtm.101119-1850
TTS Error: 
Validation Diagnostic: 
Resolution Status: N/A

Vista WgaER Data-->
ThreatID(s): N/A, hr = 0x80070002
Version: N/A, hr = 0x80070002

Windows XP Notifications Data-->
Cached Result: N/A, hr = 0x80070002
File Exists: No
Version: N/A, hr = 0x80070002
WgaTray.exe Signed By: N/A, hr = 0x80070002
WgaLogon.dll Signed By: N/A, hr = 0x80070002

OGA Notifications Data-->
Cached Result: N/A, hr = 0x80070002
Version: N/A, hr = 0x80070002
OGAExec.exe Signed By: N/A, hr = 0x80070002
OGAAddin.dll Signed By: N/A, hr = 0x80070002

OGA Data-->
Office Status: 109 N/A
OGA Version: N/A, 0x80070002
Signed By: N/A, hr = 0x80070002
Office Diagnostics: 025D1FF3-364-80041010_025D1FF3-229-80041010_025D1FF3-230-1_025D1FF3-517-80040154_025D1FF3-237-80040154_025D1FF3-238-2_025D1FF3-244-80070002_025D1FF3-258-3

Browser Data-->
Proxy settings: N/A
User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Win32)
Default Browser: C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
Download signed ActiveX controls: Prompt
Download unsigned ActiveX controls: Disabled
Run ActiveX controls and plug-ins: Allowed
Initialize and script ActiveX controls not marked as safe: Disabled
Allow scripting of Internet Explorer Webbrowser control: Disabled
Active scripting: Allowed
Script ActiveX controls marked as safe for scripting: Allowed

File Scan Data-->
File Mismatch: C:\Windows\system32\wat\watadminsvc.exe[Hr = 0x80070003]
File Mismatch: C:\Windows\system32\wat\npwatweb.dll[Hr = 0x80070003]
File Mismatch: C:\Windows\system32\wat\watux.exe[Hr = 0x80070003]
File Mismatch: C:\Windows\system32\wat\watweb.dll[Hr = 0x80070003]

Other data-->
Office Details: <GenuineResults><MachineData><UGUID>{E9C7D68A-5FCA-42BF-89F9-34310415F7F2}</UGUID><Version>1.9.0027.0</Version><OS>6.1.7601.2.00010100.1.0.001</OS><Architecture>x64</Architecture><PKey>*****-*****-*****-*****-VKM6G</PKey><PID>00426-OEM-8992662-00173</PID><PIDType>2</PIDType><SID>S-1-5-21-4149177197-1235358902-3499945509</SID><SYSTEM><Manufacturer>ASUSTeK Computer Inc.</Manufacturer><Model>K42JA</Model></SYSTEM><BIOS><Manufacturer>American Megatrends Inc.</Manufacturer><Version>300</Version><SMBIOSVersion major="2" minor="6"/><Date>20110126000000.000000+000</Date></BIOS><HWID>34CF3B07018400FC</HWID><UserLCID>0409</UserLCID><SystemLCID>0409</SystemLCID><TimeZone>SE Asia Standard Time(GMT+07:00)</TimeZone><iJoin>0</iJoin><SBID><stat>3</stat><msppid></msppid><name></name><model></model></SBID><OEM><OEMID>_ASUS_</OEMID><OEMTableID>Notebook</OEMTableID></OEM><GANotification/></MachineData><Software><Office><Result>109</Result><Products/><Applications/></Office></Software></GenuineResults>  

Spsys.log Content: 0x80070002

Licensing Data-->
Software licensing service version: 6.1.7601.17514

Name: Windows(R) 7, Ultimate edition
Description: Windows Operating System - Windows(R) 7, OEM_SLP channel
Activation ID: 7cfd4696-69a9-4af7-af36-ff3d12b6b6c8
Application ID: 55c92734-d682-4d71-983e-d6ec3f16059f
Extended PID: 00426-00178-926-600173-02-1033-7601.0000-2362013
Installation ID: 010185485934976290626382772863485486047756653031827636
Processor Certificate URL: http://go.microsoft.com/fwlink/?LinkID=88338
Machine Certificate URL: http://go.microsoft.com/fwlink/?LinkID=88339
Use License URL: http://go.microsoft.com/fwlink/?LinkID=88341
Product Key Certificate URL: http://go.microsoft.com/fwlink/?LinkID=88340
Partial Product Key: VKM6G
License Status: Licensed
Remaining Windows rearm count: 3
Trusted time: 9/10/2013 11:32:11 PM

Windows Activation Technologies-->
HrOffline: 0x00000000
HrOnline: N/A
HealthStatus: 0x0000000000000000
Event Time Stamp: N/A
ActiveX: Not Registered - 0x80040154
Admin Service: Not Registered - 0x80040154
HealthStatus Bitmask Output:


HWID Data-->
HWID Hash Current: LgAAAAEAAQABAAEAAAACAAAAAgABAAEAonZAMnKaACkwFmC2Yj2sJu4fKDJcXQ==

OEM Activation 1.0 Data-->
N/A

OEM Activation 2.0 Data-->
BIOS valid for OA 2.0: yes
Windows marker version: 0x20001
OEMID and OEMTableID Consistent: yes
BIOS Information: 
  ACPI Table Name	OEMID Value	OEMTableID Value
  APIC			_ASUS_		_ASUS_
  FACP			_ASUS_		_ASUS_
  HPET			_ASUS_		_ASUS_
  MCFG			_ASUS_		_ASUS_
  ECDT			_ASUS_		_ASUS_
  SSDT			PmRef		Nvga
  SSDT			PmRef		Nvga
  SLIC			_ASUS_		Notebook

Hi koolkat77 , many thanks for your reply . This is my MGADiag report .