Hi Prakiran, welcome to the HP Forums. You will see my link above addressing the 90b error regarding the system fan. Here it is again, I hope it helps: System Fan (90b) error message on startup.
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Hi Prakiran, welcome to the HP Forums. You will see my link above addressing the 90b error regarding the system fan. Here it is again, I hope it helps: System Fan (90b) error message on startup.