![Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User](https://i.stack.imgur.com/1kkP2.jpg)
Why is my HP laptop showing "System Fan (90B)" error even after cleaning the fan with compressed air? - Super User
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Laptop CPU Cooling Fan for HP Pavilion G4-1000 G6-1000 G7-1000 Hp 450 Hp 455 G4 4pin Wire Series 641024-001 657145-001 685086-001 688281-001 : Amazon.in: Computers & Accessories
![FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube](https://i.ytimg.com/vi/H03gzUTJqwg/maxresdefault.jpg)
FIXED - The system has detected that a cooling fan is not operating correctly || System Fan (90B) - YouTube
![HP System Fan 90B Error Fix😎 |The system has detected that a cooling fan not working properly - YouTube HP System Fan 90B Error Fix😎 |The system has detected that a cooling fan not working properly - YouTube](https://i.ytimg.com/vi/vx2Fi90Z-3M/maxresdefault.jpg)
HP System Fan 90B Error Fix😎 |The system has detected that a cooling fan not working properly - YouTube
![System Fan (90B) The system has detected that a cooling fan is not operating correctly, HP, Compaq - YouTube System Fan (90B) The system has detected that a cooling fan is not operating correctly, HP, Compaq - YouTube](https://i.ytimg.com/vi/rIdPdBLnJ1k/maxresdefault.jpg)