Please remove the following software:
Code:
Start Menu\Programs\AVG PC Tuneup 2011 Public:Start Menu\Programs\AVG PC Tuneup 2011 Public
Start Menu\Programs\AVG PC Tuneup 2011\Utilities Public:Start Menu\Programs\AVG PC Tuneup 2011\Utilities Public
This software is a known cause of BSOD's. The windows 7 operating system does not require these registry cleaning software. They often tune-down rather than tune-up and can wreck the OS beyond repair. Microsoft have improved Windows 7 significantly and it is much better at organising and optimising itself than its predecessors. Check
this,
this and
this thread for evidence.
If you feel the need to use a registry cleaning or optimisation software, most of us recommend the use of
CCleaner - PC Optimization and Cleaning - Free Download but make sure you back up the registry before making letting ccleaner delete anything.
Avast! contributes in BSOD's. Please remove it using its removal tool from here:
Uninstallers (removal tools) for common antivirus software - ESET Knowledgebase
We recommended Microsoft Security Essentials from a strict BSOD perspective. Is most compatible & provides most stability compared to other antivirus app/Internet Security Software.

Warning
Do not start the free trial of Malware Bytes; remember to deselect that option when prompted.

Run a full scan with both (separately) once downloaded, installed and updated.
Perform a clean install of the drivers below in the following manner:
Quote:
Sometimes drivers remain, not completely uninstalled. Follow this tutorial for complete removal of drivers of the particular program:
Update this driver to the version on the link below:
Code:
lmvm iaStor
start end module name
fffff880`010a2000 fffff880`012aa000 iaStor T (no symbols)
Loaded symbol image file: iaStor.sys
Image path: iaStor.sys
Image name: iaStor.sys
Timestamp: Sat Nov 21 05:09:41 2009 (4B0721B5)
CheckSum: 00085D2F
ImageSize: 00208000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4 Intel® Rapid Storage Technology (Intel® RST) RAID Driver Code:
kd> lmvm athrx
start end module name
fffff880`04ca5000 fffff880`04f57000 athrx T (no symbols)
Loaded symbol image file: athrx.sys
Image path: athrx.sys
Image name: athrx.sys
Timestamp: Mon Dec 12 19:02:13 2011 (4EE5FB55)
CheckSum: 002AF309
ImageSize: 002B2000
Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4 If its wireless, match your device from here:
If its not a wireless, match your device from here:
Perform a System File Check to check the integrity of all protected
Windows 7 :
- Click on the start

- Type CMD on Search
- Left click and Run as Administrator
- Type
Full tutorial here:
Check your hard drive(s) for errors by running chkdsk
Number down items at start-up. Keep only your anti-virus, this also improves the time for logging into windows.
Let us know the results and further BSOD reports.