BSOD new laptop

Hello guys, I bought new Acer Asprire V3-771G laptop week ago. But I getting a bsod about 5 times a day. Tested RAMs with mestest86+. Checked Hard disk with Hard Disk Sentinel Professional 3.30, everything looks ok. Tried to update all drivers, BIOS, rewrite windows, no help here. I am using microsoft security essentials. Any ideas?


Problem signature:
Problem Event Name:BlueScreen
OS Version:6.1.7601.2.1.0.256.1
Locale ID:1033

Additional information about the problem:
BCCode:9f
BCP1:0000000000000003
BCP2:FFFFFA8008377A10
BCP3:FFFFF80000B9C3D8
BCP4:FFFFFA8009903010 (P.S. other time BCP4 was FFFFFA800EB0E810)
OS Version:6_1_7601
Service Pack:1_0
Product:256_1

Files that help describe the problem:
C:\Windows\Minidump\021013-17706-01.dmp
C:\Users\tomy\AppData\Local\Temp\WER-68468-0.sysdata.xml

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If the online privacy statement is not available, please read our privacy statement offline:
C:\Windows\system32\en-US\erofflps.txt

Extra info: before some updates all BSODs were about ntoskrnl.exe+7efc0. After updates it is caused by address ntoskrnl.exe+705c0

DRIVER_POWER_STATE_FAILURE
Caused by a bad or improperly set up driver. Are there any yellow exclamation points in the device manager? Have all the Windows updates including all optional ones been applied?

There are not yellow exclamation points in the device manager. And yes all Windows updates been applied.

Can you return it back to where you bought it to have them fix it?