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0
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2answers
42 views

How fast should a hot laptop's fan spin?

I am having some problems with my T420 Lenovo laptop overheating. The fan is working, in that I feel air being blown and can hear it when I put my ear near the heat sink fins. I have noticed however, ...
0
votes
0answers
12 views

Using Arduino GPS to set system location

I have found a number of people asking here how to set the system's defult location lat and long values manually and the answer is always that it can't be done. But obviously it can be sence if i go ...
0
votes
1answer
13 views

Disable light sensor of Webcam which lights up LED

I use an external webcam with pre-built LED lights which light up in low-light situations. The light sensor is on the top of the webcam. The software supplied with the webcam doesn't have a function ...
0
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0answers
26 views

Faulty GPU heat sensor or something else?

So, today my GPU started crashing after yesterday being fine. I have Gigabyte GTX 670 3x Windforce, so the fans can get quite noisy under heavy load. Usually the driver crash and eventual PC crash ...
6
votes
1answer
6k views

USB thermometer that works in Linux [closed]

I am constructing a small robot based on an embedded board running Linux. I am looking for a USB thermometer device, which will work with the 2.6 kernel. So far I found a bunch of devices, but it's ...
0
votes
2answers
413 views

Is it possible to replace the thermal sensor of my case?

During the update of my computer hardware, I managed to damage one of the thermal sensors which my case has, making the display LCD show a "Er" (Error) on the LCD screen which monitor the temperatures ...
0
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0answers
50 views

On Linux, what is a virtual device on sensors?

I use Ubuntu 14.04. I tried to measure how hot my computer is on mprime torture test. The output was omistaja@omistaja-AOA110:~$ sensors coretemp-isa-0000 Adapter: ISA adapter Core 0: +49.0°C (...
0
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0answers
94 views

Can I swap out the standard arduino/raspberry pi ultrasonic sensor for a waterproof transducer?

The standard HC-SR04 ultrasonic module is in almost every arduino or raspberry pi experimentation kit and works pretty well. However, the transducer are bare and will be killed by water. These ...
0
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0answers
27 views

Odd +5 voltage sensor reading

A long time ago I had this 'issue' with the sensor reading of the +5V rail. It disappeared from the sensors. I checked it on programs like on HWmonitor, AI suite and even on the BIOS. Then yesterday, ...
-1
votes
1answer
116 views

Could my CPU Temperature Sensor be broken?

One of my older computers started shutting down suddenly and when I tried running it again, it would give me the beep code for overheating. However, I tried to get some info using Speccy, but couldn't ...
0
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0answers
18 views

Use Sensor descriptions from Windows in Linux

On every machine ever, when I use these temperature reading tools for windows, Example: HwidCpuMonitor, I get way more sensors shown, than lm-sensors and acpid ever find. Also the devices are clearly ...
0
votes
1answer
34 views

Receive realtime data from phone

I am using an android app that streams real-time accelerometer data to the specified ip address of a server. I have written a "server" in C running on Linux which is running in VMware. I am connected ...
1
vote
1answer
1k views

CCD vs. CMOS webcams [closed]

Several years ago, I tried a CMOS-based webcam and it really sucked. It needed an extremely brightly-lit room to work. Around the same time, I also tried a CCD camera and it worked great. But since ...
2
votes
3answers
1k views

Interpreting sensor names

Here is the output from the sensors command on my Late 2012 MacMini 6,2 running Linux. I am unable to find out what each code means. What parameter do each of these code represent? I would like to ...
1
vote
1answer
53 views

Strange battery behavior (not discharging)

Lately my laptop got this problem. Right after i unplug it (with full charge battery) it says that the duration remaining is about 30 minutes. Then, after few seconds, it drops from 100% to 90/96% ...
1
vote
2answers
365 views

Automatically detecting temperature sensors on startup (Ubuntu 10.10)

I am very close to achieving my goal of setting up a CPU temperature graph that is displayed in the top panel of my desktop. I have the applet and have gotten it to graph temperatures, which appear to ...
0
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0answers
81 views

Identifying temperaturs of sensors output

I need some help with interpreting the output of the sensors command. I use it together with watch to have updated live temperatures. Part of the output is this: f71882fg-isa-0a00 Adapter: ISA ...
1
vote
1answer
436 views

Why is my motherboard's CPU temperature inconsistent with the individual core temperatures? [duplicate]

This image demonstrates what I'm talking about: The motherboard's CPU temperature is in green. The individual cores' temperatures are in red. I've tested the temperatures in three different ...
5
votes
3answers
7k views

How can I manually control a fan from the terminal?

I'm trying to control the fan speed on my desktop, and I'd appreciate your help. Goal: Use a script to control the fan speed on my computer. Motivation: The embedded BIOS "Smart Fan" settings isn't ...
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0answers
311 views

Can not view fan speed rpm in hp 4530s laptop

Output of sensors is: ~$ sensors acpitz-virtual-0 Adapter: Virtual device temp1: +31.0°C (crit = +128.0°C) temp2: +0.0°C (crit = +128.0°C) temp3: +31.0°C (crit = +128.0°C) ...
0
votes
1answer
39 views

What does the confidence value mean on the output of sensors-detect?

Sample output of sensors-detect taken from here: Driver `coretemp': * Chip `Intel digital thermal sensor' (confidence: 9) Driver `lm90': * Bus `SMBus nForce2 adapter at 4d00' Busdriver `...
0
votes
2answers
2k views

Temperature sensors showing high CPU temps, CPU not super hot

(For monitoring heating I have used SpeedFan, Ai suite II (asus mobo software), RealTemp and my bios (on an Asus Gene IV Rampage)) SpeedFan says 100-120 C RealTemp says 30-80 C at idle (30 C ...
0
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0answers
225 views

Where can I find temperature sensors locations on a laptop?

I'm trying to identify the locations of the different sensors highlighted in red (TZx_) to find where exactly the hot spot is. I assume TZ5_ is probably located near the GPU which is also running at a ...
0
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0answers
3k views

How can I control the keyboard backlight when running Windows on a MacBook?

I installed Windows 7 Ultimate 64bit on my MacBook Air 2014, using Boot Camp. When I'm using the Windows partition, the keyboard backlight turns on randomly, and I cannot turn off the keyboard light ...
2
votes
1answer
150 views

Compass a la USB [closed]

I'm looking for a compass (the cardinal direction kind) sensor that I can connect via USB. I'm willing to revert to an integrated circuit and Arduino or some such, but an off-the-shelf device is ...
0
votes
0answers
296 views

GPU sensor not working, fans out of control

My fans are out of control and my GPU is apparently hotter than the surface of the sun. I'm using an iMac with Windows 7, (no OS X partition) and I already tried resetting the pram and nvram. ...
1
vote
1answer
84 views

How do remote sensors connect to a password-protected wifi network?

I'm quite new to networking in general, and am wondering how remote sensing devices are able to connect to someone's home wifi network? For example, take a device like this: https://www.kickstarter....
0
votes
1answer
36 views

Re-enable Sudden Motion Sensor

I installed Mathias Bynens dotfiles which are very handy but when I check his code it says # Disable the sudden motion sensor as it’s not useful for SSDs sudo pmset -a sms 0 I don't have an SSD and ...
0
votes
1answer
187 views

How to check CPU temperature on BAMT (Debian)

How can I check CPU temperature on BAMT? BAMT is Debian based bitcoin/litecoin mining distribution (kernel is 2.6.32-41 32 bit version). I've tried with lm-sensors, every time I'm using, I'm ...
-1
votes
1answer
46 views

iTunes 11.1.5 versus S.M.A.R.T. hard drive sensor

After I installed a bigger startup drive in my Mac Pro, I renamed the prior startup drive and use it to keep my media contents, including my iTunes media folder. I work that drive hard, doing video ...
1
vote
0answers
186 views

Laptop Thermal Sensor Reading Excessively High Temperatures

My laptop has done a thermal shutdown several times tonight due to high temperature readings. The computer however is not running at a temperature any higher than it normally does. I think the ...
0
votes
1answer
183 views

how to send temperature DS9097 sensor data to apache and keep an archive of it

I want to show at my website this temperature readings data. USB DS18B20 with the prolific adaptor PL2303. instructions for Debian are: apt-get install digitemp digitemp_DS9097 -i -s /dev/ttyUSB0 ...
7
votes
1answer
3k views

sensors-detect does not detect

I am trying to run sensors-detect in Debian6 64 bits and I get: Sorry, no sensors were detected. Either your system has no sensors, or they are not supported, or they are connected to an I2C or SMBus ...
1
vote
1answer
3k views

Computation of temperature using Temp Sensor Lm35 with LPC1768

I have connected a LM35 to ADC channel 1 of LPC1768. getting a value of 306(adc reading). Vref =5V For 12 bit ADC Step size = 5V/4096=1.22mV to calculate the output voltage. Vout in mV = ...
0
votes
1answer
114 views

How much heat can a heat sensor on a video card handle?

I have some troubles with my XFX HD5770 (video card), the head sensors on my video card are broken but I'm out of warranty. I need to prove to the reseller that I didn't damage the head sensors by for ...
5
votes
2answers
3k views

Are there any disadvantages of having a “free fall sensor” on a hard disk drive?

This is a general question that came out of a specific comparison between the Western Digital Scorpio WD3200BEKT and Western Digital Scorpio WD3200BJKT (which is the same as the former but with a free ...
1
vote
1answer
122 views

Server keeps resetting

I have a server that keeps resetting. I installed lm_sensors last time, and discovered it was die to the fan not working, causing the temperature to rise. Now the problem has returned, and lm_sensors ...
0
votes
1answer
772 views

What does the fan speed sensor really report?

I have an overheating issue on my netbook (ASUS EeePC 1015PW), which I'm trying to troubleshoot. Using lm-sensors while overheating gave me this output : acpitz-virtual-0 Adapter: Virtual device ...
0
votes
0answers
533 views

Adding sensors on Intel Atom through GPIO

I am building a portable medical kit on Intel Atom N240 series, loaded with FC 11. I am adding sensors (spirometer oximeter) through GPIO, (using RS 232, spi. USB is also an option). I have loaded ...
0
votes
1answer
316 views

How do tools like Speedfan detect the CPU temperature?

There are some applications which claim to be able to detect the temperature of various components inside your PC, for example: Speedfan. How do they detect the temperature without using any external ...
0
votes
1answer
131 views

I need a replacement heat sink thermistor for a MacPro1,1 [closed]

I need a replacement heat sink thermistor for a MacPro1,1. I pulled the 5160's and replaced them with 5350's (2.66/1066). I then did the BSEL and VID mods to get them working at 3.3/1333. The heat ...
1
vote
1answer
1k views

Ubuntu 10.10 running on Acer Aspire 5315 Laptop keeps shutting down unexpectedly

Basically the title says it all - I have an Acer Aspire 5315 laptop on which I've installed 'Ubuntu 10.10 Desktop i386' from a bootable flash drive and while using the system thereafter all seems to ...
1
vote
2answers
2k views

Shut down on start up - faulty temperature sensor?

I have a packard bell Imedia 4145 about 18 months old. It shuts down soon after I switch it on. It will get as far as starting to load windows then shut off. Each time I turn it on it runs for a ...
2
votes
3answers
948 views

lm-sensors - always returns 32 degrees (celsius) for temperature

On my VIA EPIA motherboard (using VIA VT8231 ISA bridge), I get strange output for the lm-sensors temperature reading. It always returns 32 degrees (celsius). I have previously had correct output ...