How to clean the HP Pavilion 550

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How to clean the HP Pavilion 550: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

How to clean the HP Pavilion 550: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Place the circuit board back into the case and secure the board using the screws removed earlier.
After the circuit board is secured, secure the fan using its specific screws.
Insert the hard drive and reattach it using the correct screws.

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