HP Support - Not a fan of the System Fan (90b) error message? Here are the steps to get to the solution: http://hp.care/2qdc6Yy | Facebook
![IT System Administrator Tuts: 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"?](https://i.imgur.com/3WsjJ3T.jpg)
IT System Administrator Tuts: HP 8470p laptop error: "The system has detected that a cooling fan is not operating correctly"?
![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
![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)
System Fan (90B) The system has detected that a cooling fan is not operating correctly, HP, Compaq - YouTube
![Fix HP Laptop System Fan 90b Error Message on Startup Digital Art by HP Technical Support - Fine Art America Fix HP Laptop System Fan 90b Error Message on Startup Digital Art by HP Technical Support - Fine Art America](https://images.fineartamerica.com/images/artworkimages/mediumlarge/1/fix-hp-laptop-system-fan-90b-error-message-on-startup-hp-technical-support.jpg)
Fix HP Laptop System Fan 90b Error Message on Startup Digital Art by HP Technical Support - Fine Art America
![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)