BSOD error,bios failure

Hlo guyz i had stuck on with a BSOD err to my system which leads to bios failure. The problem started when I use a USB with virus attack which makes shortcuts.
The details of problem is mentioning below. Please anyone help me..

blue screen os version 6.1.7600.2.0.0. locale id 1033
BCCode a
BCP1 8A8A5300
BCP2 00000002
BCP3 00000000
BCP4 828DDD4D
OS Version 6_1_7600
Service pack 0_0
Product 256_1

Hiya and welcome to SevenForums!

Please follow the Blue Screen of Death (BSOD) Posting Instructions

Plz help anyone....

So,

Code:

BugCheck D1, {4, 2, 0, 878d6c45}

Probably caused by : memory_corruption

Code:

BugCheck A, {3a4ba138, 2, 1, 81acc511}

Probably caused by : hardware ( nt!MiRemoveLockedPageChargeAndDecRef+13b )

Code:

BugCheck A, {c03695e0, 0, 0, 81a7b989}

Probably caused by : memory_corruption ( nt!MiSwapWslEntries+af )

Code:

BugCheck 1A, {31, 87583100, a8c37000, ad16af83}

Probably caused by : memory_corruption ( nt!MiApplyCompressedFixups+70 )

Code:

BugCheck A, {8a8a5300, 2, 0, 828ddd4d}

Probably caused by : ntkrpamp.exe ( nt!ExpAddTagForBigPages+104 )

Run MemTest86+, It must be MemTest86+. RAM - Test with Memtest86+

Run sfc /scannow and chkdsk /r.
Install the latest updates from Windows Update.

Do the exact same steps for chkdsk /r but instead of typing in sfc /scannow type chkdsk /r.