Asked on Super User by semi, 1 year ago. No reply there for at least a week.
QCNCM865 causes laptop fans to stay active in sleep/standby
I replaced my wifi card from a Mediatek MT7925 to a Qualcomm QCNCM865. The Qualcomm card works great, except that it causes the fans to run while the computer is in sleep/standby mode. I switched back to the mediatek card and it can sleep with the fans off like normal again. I ran the Windows SleepStudy utility and found that while sleeping with the Qualcomm card installed, the PCI Express Root Port (_SB.PCI0.GPP5) is active 99% of the time. When I expand that tab, I see the component is Qualcomm FastConnect 7800 Wi-Fi 7 High Band Simultaneous (HBS) Network Adapter (_SB.PCI0.GPP5.WLAN) . So I
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QCNCM865 causes laptop fans to stay active in sleep/standby
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