Too add to jaguarkx's excellent post. Found this - talks about clean the fan, but procedure to get to CPU should be the same.
HP » DV Series » DV6-3050us Laptop Fan & Heatsink Installation Replacement Guide
How to Remove Replace and Install Your HP DV Series DV6-3050us Laptop Heatsink Fan
1. Inorder to replace fix or install your new HP DV6-3050us laptop fan and heatsink, you will need to open up your laptop. You can do this by removing the screws from the bottom of the laptop.
2. Once the screws have been removed from the bottom of your laptop, you can now remove the keyboard and plastic bezels from your HP DV6-3050us laptop.
3. You will see your HP DV6-3050us Fan and Heat Skin exposed.
4. Use a screw drivers and remove the screws from you HP DV6-3050us HeatSin Fan.
5. Before reinstalling the new HP DV6-3050us Fan onto your laptop, you can clean the HP DV6-3050us Fan. To clean your Fan and Heatsink, use a can of air and blow out any dirk from your HP DV6-3050us Fan. You can also use a paint brush to clean out the dirt from the hard to get areas. Somtimes cleaning your HP DV6-3050us laptop fan will actually repair it. Dirt can cause the HP DV6-3050us Laptop Fan to make noise and even stop spinning properly.
SEE for additional input:
http/www.google.com/#hl=en&sugexp=les%3B&gs_rn=2&gs_ri=hp&cp=20&gs_id=n&xhr=t&q=repair+HP+dv6-3050us&es_nrs=true&pf=p&tbo=d&output=search&sclient=psy-ab&oq=repair+HP+dv6-3050us&gs_l=&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&bvm=bv.42080656,d.b2U&fp=2971ae0ea37985b4&biw=1120&bih=764