Thermal paste/pad roadblock, what should I do next?

Tone_T1i

Reputable
Sep 5, 2015
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I’m cleaning an old Gateway laptop and was planning to replace the thermal paste, but I’m not sure what to do now, as I have not encountered this setup before:

20134868076_14b2fcbcfc_c.jpg


20161148175_f3abd0f9fb_c.jpg


Is this thermal tape on the heat sink? I started cleaning off what seemed to be regular thermal paste but then noticed I wasn’t reaching the heat sink itself. What’s the best course of action? Should I:

- Remove the existing tape and apply new tape (with or without paste on top of it)?
- Apply new thermal paste on top of the existing tape (after cleaning the old paste off)?
- Remove the tape and only apply new paste?

Thanks for any suggestions!
 
Solution
Wow, a Tualatin, don't see too many of those any more.

Many OEM heatsinks including those installed on laptops use a thermal compound that is not a paste but a gummy mat-like or tape-like material applied to the bottom of the heatsink. It needs to be completely removed off both the CPU and the heatsink like thermal paste with 91% rubbing alcohol, denatured alcohol, or another nonpolar ("organic") solvent like Goof-Off and then needs a new coat of thermal paste applied.

Wow, a Tualatin, don't see too many of those any more.

Many OEM heatsinks including those installed on laptops use a thermal compound that is not a paste but a gummy mat-like or tape-like material applied to the bottom of the heatsink. It needs to be completely removed off both the CPU and the heatsink like thermal paste with 91% rubbing alcohol, denatured alcohol, or another nonpolar ("organic") solvent like Goof-Off and then needs a new coat of thermal paste applied.

 
Solution