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RT-BE92U Persistent Thermal Zone Faults

RicoSuave
Star II

First post here so bear with me if I miss anything. Since purchase, my RT-BE92U has been plagued with the same issues others have posted here. Up until the new firmware version dropped, I was having constant problems with network stability. I am currently running the latest firmware version (3.0.0.6.102_37435) and a lot of the issues seem to have been resolved except for one. Before the firmware update, I was seeing intermittent thermal zone errors in the system log. Since applying the update, I am consistently getting the following errors that appear every 3 seconds exactly:

Jan 4 18:29:52 kernel: read_bpcm_reg_direct_keyhole: Wait for completion failed, devAddr 0x3, offset 24, idx 2
Jan 4 18:29:52 kernel: thermal thermal_zone0: Failed to get RAIL 0 temperature, ret=256
Jan 4 18:29:52 kernel: thermal thermal_zone0: Failed to get temperature, ret=-1
Jan 4 18:29:52 kernel: thermal thermal_zone0: failed to read out thermal zone (-1)

On occasion, the errors coincide with a drastic decrease in wireless network performance. Under normal conditions, when connected to the 6GHz network, my wireless network download speed averages around 1100Mbps. This will drop to a nearly unusable 2-3Mbps. The 2.5GHz and 5GHz networks also see a decrease in speed to around the same 2-3Mbps. Wired clients seem unaffected. Once I perform a hard reset to the router, it seems to correct the speed issue for a while, but the thermal zone errors continue to persist. This seems to happen anywhere from once a week, to every day. Performing a hard reset isn't something I want to nor should have to keep doing to correct the issue every time it happens. Please let me know if there is anything else I can do to stop this from happening. I am getting very close to returning this router and exchanging it for a different brand. Thanks.

137 REPLIES 137

Hi @Lid ,

Thank you for your reply! 

If you have already submitted a problem report, please kindly provide the following information via private message so we can forward it to our backend team for further investigation:

  • Product serial number
  • Problem report submission time
  • Email address used in the problem report
  • Time when the issue occurred
  • Device MAC address
  • Current network setup diagram

Thank you for your cooperation.

PM sent

Hi @RicoSuave ,

we have sent you a private message. 

Please assist us by checking the message so that we can provide further assistance. 

Thank you for your cooperation.

Could you kindly send me the beta firmware for BE92U to resolve the Thermal Zone issue?

Lid
Star III

 Aureliannn_ASUS I have no means to private message you. Perhaps this is due to my new status on this group?   Please advise or if possible provide an email address so I can send the relevant attachments.