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IDProjectCategoryView StatusLast Update
0001192SpeedFanFan controlpublic2008-07-15 04:39
Reporterbkeith4web Assigned Toalfredo  
PrioritynormalSeverityminorReproducibilityalways
Status assignedResolutionopen 
PlatformToshiba Tecra M2-S530OSWindowsOS VersionXP Pro SP3
Product Version4.34 
Summary0001192: No fan found on Configure - Fans, but fan speed can be controlled on 'Readings' tab
DescriptionEverything seems to be working great as far as temperatures (VGA card, case, CPU, PSU) but no fans are found when I go to Config - Fans. However, when I go to Configure - Speeds there is a single entry 'Speed01', Chip = 'Toshiba', Sensor = 'Pwm1', Bus = ISA, Address = $0. When I select this entry and then select 'Automatically Variated', and on the main 'Readings' page I select 'Automatic Fan Speed', the percentage display will change based on the temperature. For example, when I run Prime95 to get the laptop hot, the fan will go back to 100% if I manually reduce it.

I verified that it really alters the fan speed by checking the exhaust port with a tissue, and the air output varies with the displayed percentage.
Steps To ReproduceSee above.
Additional InformationI enabled querying both ISA and SMBus to find sensors.

On startup, in the main 'Readings' screen in the diagnostics panel it says 'ADM1032 (ID=$00) found on SMBus at $4C' followed by 'Found TOSHIBA fan driver'. After some other startup messages, I get these 2 lines repeating:
SMBus msg: <several numbers> Unsuccessful SELB $01 to $4C
SMBus msg: <several numbers> Unsuccessful SELB $00 to $4C

Here's the other information I know about the laptop:
CPU pentium-m banias rev b1 sig 695
chipset intel i855PM rev b1
southbridge intel 82801db (ICH4-M)

I am able to controll the FSB using clockgen with the pll set to ics952618 but that may not be the right pll.
TagsNo tags attached.
Motherboard Model
Video Card ModelNvidia Geforce FX Go 5200

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Issue History

Date Modified Username Field Change
2008-07-15 04:39 bkeith4web New Issue
2008-07-15 04:39 bkeith4web Status new => assigned
2008-07-15 04:39 bkeith4web Assigned To => alfredo
2008-07-15 04:39 bkeith4web Video Card Model => Nvidia Geforce FX Go 5200