UNKOWN BSOD HELP

HERES MY PC BSOD NIFO
I HAVE GIVING MY PC TO SHOP FOR REPAIR N ITS BEEN WITH HIM FOR MORE THEN A MONTH N YET HE CUDNT FIND THE PROBLEM FOR CASSIN BSOD
SO HERE IS MY INFO HOPE U CAN FIND THT ERROR WHICH CASSIN ALL THIS PROBLEM



Log Name: System
Source: Microsoft-Windows-Kernel-Power
Date: 25/03/2011 19:32:13
Event ID: 41
Task Category: (63)
Level: Critical
Keywords: (2)
User: SYSTEM
Computer: user-PC
Description:
The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost power unexpectedly.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Kernel-Power" Guid="{331C3B3A-2005-44C2-AC5E-77220C37D6B4}" />
<EventID>41</EventID>
<Version>2</Version>
<Level>1</Level>
<Task>63</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000002</Keywords>
<TimeCreated SystemTime="2011-03-25T19:32:13.453125000Z" />
<EventRecordID>1009</EventRecordID>
<Correlation />
<Execution ProcessID="4" ThreadID="8" />
<Channel>System</Channel>
<Computer>user-PC</Computer>
<Security UserID="S-1-5-18" />
</System>
<EventData>
<Data Name="BugcheckCode">10</Data>
<Data Name="BugcheckParameter1">0x1</Data>
<Data Name="BugcheckParameter2">0xff</Data>
<Data Name="BugcheckParameter3">0x1</Data>
<Data Name="BugcheckParameter4">0x82875440</Data>
<Data Name="SleepInProgress">false</Data>
<Data Name="PowerButtonTimestamp">0</Data>
</EventData>
</Event>

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