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    Znote - 6224 - fan on always

    Discussion in 'Other Manufacturers' started by Superlasso, Jan 28, 2008.

  1. Superlasso

    Superlasso Newbie

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    I love my 6224w.

    However, the fan is always on. Not at full speed though.

    I've installed the latest BIOS. I seem to remember, that the fan was not always running in the beginning.

    I've tried raising the "fan on" temp in bios but nothing changed.

    Is it normal that that the fan is constantly running or maybe my pc needs cleaning?

    What do you think?

    Notebook Hardware Control gives me the following readings with AC power plugged in:
    Tz0: 50
    tz1: 56
    core 0:46
    core 1: 46
     
  2. Boston_

    Boston_ Newbie

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    i've got the same issue with my 6324w...
     
  3. thorseye

    thorseye Notebook Enthusiast

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    I've got the same problem. In the changelog for the newest BIOS update, there was a line that said that the fan control was updated. I think it has gone even worse from before.

    Any ideas how to solve this?
     
  4. CLB-NL

    CLB-NL Notebook Deity

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    Can you check for me if 'DTS Callibration' (in the bios) is enabled or disabled?
     
  5. thorseye

    thorseye Notebook Enthusiast

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    The DTS Calibration was set to Enabled. I changed it to Disabled, but with the same results.

    The fan is set to put in at normal speed at 55 degrees C, and at high speed at 75 degrees C.

    I remember that changing the DTS Calibration value was the key to silent the fan in previous BIOS versions, but nothing seems to happen with the new BIOS update...

    Edit: I just checked my core temp and it's at 70 degrees C, so I guess there's no question why the fan is on always. But I don't really see why the temperature is so high? I'm not using any CPU-demanding applications. Only firefox is open... Don't think I had this high temperature before I updated BIOS.
     
  6. John Ratsey

    John Ratsey Moderately inquisitive Super Moderator

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    What CPU speed and voltage are you getting when under light load? (Use the monitoring page of RMClock if you don't have another package which tells you this).

    I wonder whether the CPU is running at full speed even when there is no work to do. This can happen with the High Performance power plan (I always use performance on demand).

    John
     
  7. thorseye

    thorseye Notebook Enthusiast

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    When CPU load is ~8% I get the following:

    CPU speed: 1995 MHz
    CPU Frequency ID: 10.0
    Voltage ID: 1.288

    In other words, it's maxed. But I don't understand how the temperature can be so high when I'm not doing that much? What's happening here?

    Is there a good tutorial or something that helps me set up RMClock to undervolt the CPU? Haven't done that before.
     
  8. Boston_

    Boston_ Newbie

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  9. John Ratsey

    John Ratsey Moderately inquisitive Super Moderator

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    That explains a lot, particular since the CPU has a default voltage at the high end of Intel's range. It may not be doing much work but the CPU is running full speed all the time so it gets no opportunity to go more slowly or drop into the lower power states.

    Are you using the Performance on demand power profile which should automatically slow down the CPU to match the workload? If you are, then check whether Speedstep is enabled in the BIOS (it will be under the Intel CPU options).

    You should get the latest RMClock beta which supports the Santa Rosa features including SLFM (but I don't trust the IDA).

    John
     
  10. Superlasso

    Superlasso Newbie

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    the problem seems to be the graphics card. The CPU is, according to CPUID harware monitor wel below the threshold for active cooling, around 40 - 45 degrees celsius. The 8600 GT however seem to idle at 50 - 55. When it reaches 50, the fan kicks in. Very, very, annoying. Like it's not reacting to the temperature set in the bios, which is curently 55.

    Why is the fan running even though the temperature is below the threshold set in the BIOS? I'm starting to hate this machine :(