10. Clean the old thermal paste from the APU using isopropyl alcohol and a lint-free cloth.
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11. **CAUTION**: Be extremely careful around the small capacitors near the APU - avoid excessive cleaning in these areas, it's okay if there is still some thermal paste om these parts:
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11. **CAUTION**: Be extremely careful around the small capacitors near the APU - avoid excessive cleaning in these areas, it's okay if there is still some thermal paste on these parts (marked with red):
12. Allow the APU to dry completely (a couple of minutes).