![HP 8470p laptop error: "The system has detected that a cooling fan is not operating correctly"? – IT System Administrator Tuts HP 8470p laptop error: "The system has detected that a cooling fan is not operating correctly"? – IT System Administrator Tuts](https://i0.wp.com/i.imgur.com/3WsjJ3T.jpg?resize=350%2C200&ssl=1)
HP 8470p laptop error: "The system has detected that a cooling fan is not operating correctly"? – IT System Administrator Tuts
![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
![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
![Advisory: HP ProBook 645 G1 and HP ZBook Mobile Workstations - Intermittent System Fan (90B) Error During POST, Computer Shuts Down | HP® Customer Support Advisory: HP ProBook 645 G1 and HP ZBook Mobile Workstations - Intermittent System Fan (90B) Error During POST, Computer Shuts Down | HP® Customer Support](https://support.hp.com/doc-images/308/c05318861.jpg)
Advisory: HP ProBook 645 G1 and HP ZBook Mobile Workstations - Intermittent System Fan (90B) Error During POST, Computer Shuts Down | HP® Customer Support
![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/BfnNw.png)