Re: Not detecting all fan RPMs

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Hi Glenn,

On Mon, 26 Mar 2012 11:20:33 -0800, Glenn Hollowell wrote:
> I have an ASRock 880G Extreme motherboard running openSuse linux 12.1. I
> have been having difficulty seeing all of my chassis and power fan rpms
> using SENSORS. I have just upgraded to v3.3.2 with no luck.
> 
> The mother board has (5) fan plugins. Three of these are for chassis
> fans, and the other two are labelled "CPU fan" and "PWR fan". The CPU
> fan and one of the chassis fan (#1) mobo plugins are 4-prong, the others
> are 3-prong plugs. The pigtails from the 2 chassis fans are 3-prong, as
> is the power supply plugin. The CPU fan pigtail is a 4-prong.
> 
> Currently, I've got chassis fans plugged into CHA_FAN1 and CHA_FAN2, and
> I've got the power supply fan plugged into PWR_FAN1. The CPU fan is
> plugged into CPU_FAN1. There is an additional CHA_FAN3 plug on the
> motherboard.
> 
> In bios I get the following readings,
> 
> CPU fan 1 = 3750
> Chasis fan 1 = 1268 
> Chasis fan 2 = 1278 
> Chasis fan 3 = NA
> Power fan 1 = 878 
> 
> All of the above seem reasonable and fine.
> 
> Below is the output from SENSORS,
> users@dothom-user1:~> sensors
> (...)
> nct6775-isa-0290

The NCT6775 supports only 4 fans, so either there is some multiplexing
in place (which we don't support) or you have a second hardware
monitoring chip on your system.

Can you please send the full output sensors-detect from lm-sensors
3.3.2?

-- 
Jean Delvare

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