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    Temperatures for Sony VGN-SZ330P: Too Hot?

    Discussion in 'VAIO / Sony' started by Rsulliv1, Jan 24, 2008.

  1. Rsulliv1

    Rsulliv1 Newbie

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    Hello everyone,

    I have a sony VGN=SZ330P. I'm running ubuntu 7.04.

    I've had a few kernel panics (two in six months) which I believe is due to overheating.

    My high running temperatures are around

    sda: 45C
    CPU: 65C
    ATP0: 90C
    DTS0: 92C
    DTS1: 93C

    This is after about ten hours of running one or two VMs, Open Office, Firefox, etc.. a pretty heavy load, I'd say.

    my starting temps are around:


    sda: 35 - 40C
    CPU: 45 - 50C
    ATP0: 65C
    DTS0: 70C
    DTS1: 70C

    they stay around there for most of the day, but sometimes at the end of the day it gets pretty hot.

    I also have the extended battery which gives the laptop some lift for extra ventilation under the notebook.

    Does anyone have any comparable numbers, or any comments? What is the highest allowed temps for each of these sensors? I believe the bios will shut down if the cpu hits something like 105C, right?

    I'm using GKrellM to monitor my stats.

    Thanks.
     
  2. hardc0re

    hardc0re Notebook Guru

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    Thats way too hot!

    If you were using Windows XP/Vista, you could use NHC or RMClock to undervolt the CPU. Undervolting to 0.95V @ full speed on my SZ31 (T5500 C2D 1.67Ghz), the CPU core temperature peaks at around 60C under full load, 55C under high load, and around 45C under normal/low load. When idle it can go down to <40C. And this is in Singapore, where the ambient temperature is about 28C-30C.

    Before undervolting, I noticed that the CPU core reaches 75C or so under full load.
     
  3. dznutz

    dznutz Notebook Consultant

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    assuming your monitoring program is similar to everest then it's really hot

    this is a bit more serious than undervolting.

    all my components in my notebook has never gone over 71c. 70c was in the summer (it was hot here in s cali) and cpu's were maxed out doing psp video conversions. it was so hot that i was sweating in my house and my psp's cpu was measured at 40c from a cold start.

    my temps are
    idle:
    hd around 29 ish
    cpu around 39-44ish

    load:
    hd around 33ish
    cpu around 48-55 ish

    i've applied as5, cleaned out the hs and fan, and undervolted
     
  4. Rsulliv1

    Rsulliv1 Newbie

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    Cool, thanks guys.

    My HD temp isn't too bad, but my cpu seems to peak 5-10 C above both of your temps.

    My main concern are the ATP0, DTS0, and DTS1 readings.. Those can get into the upper 90's, and that can't be great. There is a distinctive smell under the laptop as well.. I can't say for sure that it's fatal, or even bad, but it's concerning nonetheless.

    Does anyone know where I can get a map of the internal temp sensors on the Sony laptops (vgn-sz330p particularly)? I wonder if those readings are picking up the headsink, which could get to that temp safely.. i think..

    Thanks again.