Seeing the image you've attached
STOP 0x0000007A: KERNEL_DATA_INPAGE_ERROR
BSOD Index Usual causes: Memory, Paging file corruption, File system, Hard drive, Cabling, Virus infection, Improperly seated cards, BIOS, Bad motherboard, Missing Service Pack
Is this laptop under warranty? If yes, please take it back to where it was purchased for checking/replacements
We cannot understand more without the dumps