![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
![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
![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://i.imgur.com/3WsjJ3T.jpg?w=144)
HP 8470p laptop error: "The system has detected that a cooling fan is not operating correctly"? – IT System Administrator Tuts
![Hp 90B fan error fixed ! The system has detected that a cooling fan is not operating correctly! #90b - YouTube Hp 90B fan error fixed ! The system has detected that a cooling fan is not operating correctly! #90b - YouTube](https://i.ytimg.com/vi/jkd3g_i0WfY/maxresdefault.jpg)