Questions related to physical hardware, and how it interacts with Ubuntu.

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RTL8191SEvB Wireless LAN Controller `unclaimed` in TOSHIBA m645 sp6001L

I am using Ubuntu 14.04 64-bit and it worked very well. One day, without any updates or reason I can tell, the wireless began to fail, oscillating too much, or sometimes even disconnecting from the ...
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65 views

Usb Network Adapter needs to be reinserted after every reboot

My Wireless USB adapter (usb-n13) needs to be re-seated after every reboot for wireless networks to appear. On initial login the computer will indicate network unplugged. After re seating the card ...
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81 views

Speaker noise when browser loading pages

I notice it most in my browser, but it happens in other programs too. When my browser is doing anything, like loading a page, mouse-over a link, scrolling, etc., I get speaker crackling. It's ...
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26 views

Installation Ubuntu on New or Old Hardware

Is there a Software Progam under Windows 10 running with the I can test whether Ubuntu can be installed on my hardware Acer W511 ? Thanks for your help.
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1answer
181 views

Laptop built-in monitor not detected, dual GPU

The built-in monitor of my laptop seems to be not recognized by Ubuntu. The screen is black though illuminated. External monitor connected through HDMI works just fine. Doesn't matter if plugged in ...
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41 views

How is it possible storage hard disk failure cause system disk to fail to read/write?

Update: One of the 3TB Seagate Storage Drives was dying and any time I had it connected to the system, I got the IO/read errors, eventually even when the system was booting. As described below, ...
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1answer
65 views

Drivers for new network card

Yesterday i bought a new network card ASUS PCE-AC56 (Not an USB-adapter) for my desktop which only runs on ubuntu. I quickly found out that i need som drivers for it to work, but i cant seem to find ...
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1answer
33 views

How to figure out what causes hardware issues?

So for a week now I'm experiencing issues that distort the appearance on many programs such as Firefox while dayly use. Ultimately this causes most programs to crash. I pinpointed this to be a ...
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1answer
15 views

Toshibia Satellite C640 automatically scrolls up or down according to its own mood

While reading a pdf file or a webpage or anything that had to be scrolled in order to read it and sometimes books which ran into 500-600 pages and while reading it. due to some error it generally ...
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68 views

Need command or program that shows all errors in hardware/software, but Phoronix Test Suite isn't working

I am using Kubuntu 15.04. A couple of times I've gotten a CPU error at shutdown. It appears after the last Kubuntu sign and then poweroff. Between these two moments there are two error reports or ...
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274 views

ECC Memory Error causing Freeze (HANDLING MCE MEMORY ERROR)

My computer freezes with the following event in /var/log/syslog. This can be caused by my ECC memory or my CPU or anything ... It shows that Channel 0 and Channel 1 are affected. What would you ...
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74 views

Ubuntu certified hardware: Lenovo IBM System x3100 M5 v1 vs v2

I found on this page that "Lenovo IBM System x3100 M5 (Intel Series v2)" is Ubuntu certified. Unfortunately, I can only find v1 from local stores. The only difference I noticed is their CPU spec: ...
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1answer
123 views

USB wifi adapter has stopped working, is it the device's or Ubuntu's fault?

I was happily using a TP-LINK TL-WN722N USB wifi adapter on Kubuntu 14.04. Now it has suddenly stopped working. When I plug it, /var/log/syslog says things like these: Sep 30 20:34:08 meles kernel: [...
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1answer
258 views

mcelog: CPU is unsupported - how to fix it?

Got problem after trying to install samba4. Some of the packages throwing up error: # apt-get install attr -y // NO MATTER AT ALL PART: Reading package lists... Done Building dependency tree ...
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1answer
339 views

I want to change the resolution to 1600x900

Hola tengo recién instalado Ubuntu 15.04 y una placa de video nvidia GeForce 6150SE nForce 430, de 32 bits y una frecuencia de 60 Hz. Quisiera cambiar la resolucion de 1024x768 a 1600x900, pero no me ...
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1answer
218 views

cannot install on asus z97-a 3.1 mobo

I can boot into my usb from my bios, but when i select install or run without install I lose video output. I have tried all of my usb ports and I tried using a usb hub to bring it down to usb 2.0 but ...
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24 views

Can't connect to network, tried 4 different adptors

This is a fresh Vivid Vervet on a new PC. I tried connecting using Network Manager and WICD I tried 4 different network adapters (mobo's ethernet, usb ethernet and 2 different usb WIFI devices) I ...
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1answer
424 views

How do I get rid of a ghost printer in Gnome?

When I try to print from a Gnome application, the print dialog has non-functional printer listed. It is called "duerqxesz5090 -- Basement Utility Room -- Rejecting Jobs". Here is a screenshot of ...
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1answer
87 views

Graphic artefacts on the screen

I am running on a relatively old laptop, HP Compaq Presario CQ61 303sv, with relatively old hardware. Recently, the blurs and defects in the screenshot below started to appear in all the Ubuntu ...
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88 views

How to install/access an SSD

Total newbie here. I installed Ubuntu on my HDD and all works fine. However I also have an SSD that I installed physically in the system when I created it. I built the computer. However I don't know ...
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1answer
40 views

Ubuntu distribution for a Notebook? [duplicate]

My soundcard stopped suddenly working on my Xubuntu LTS 14.04. Is it better to install the most recent stable Xubuntu version on a Notebook? Is LTS only suggested for servers?
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1answer
385 views

USB drive might be broken. How to find out for sure?

I got this USB drive from my father. It doesn't show up in the GUI anymore and in fact couldn't even get mounted properly. Below is the dmesg output from the time I plugged in the drive. It does ...
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57 views

After suspend and restart computer constantly power cycles

So this likely could just be hardware issue, but let me explain what happened first. So I have a pre-built desktop that I've been running Ubuntu/Windows for about 3-4 years now. It typically runs ...
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0answers
132 views

Xubuntu won't boot after RAM upgrade

I just upgraded the RAM in my notebook, from 3 to 8GB. Right after this, Xubuntu won't start, blinking some text before rebooting and failing again. I could only read "PCC probe failed", but there was ...
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309 views

Installing ubuntu on a Thinkpad T420s

I was wondering if I will be able to install the latest version of Ubuntu on the T420S, which runs the following specs: Intel i5 2520M processor 120GB SSD 8GB RAM Intel 3000 GPU I'll be using the ...
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1answer
137 views

Newest Laptops in Ubuntu Certified hardware list?

I am looking for a new laptop, with the intent to run Ubuntu Linux on it. I have a preference for Lenovo, but Asus is good too. So I started looking at the Ubuntu Certified hardware list but then I ...
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2answers
43 views

Hardware Networking

I'm setting a static on my P.C. such as 10.1.18.77 255.255.255.0 10.1.18.1 10.1.18.1 My Hardware on my network is 192.168.200.100-200 I would like to enter 192.168.200.100 in my browser and see my ...
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53 views

Will Ubuntu on former Windows tablet support touchscreen?

I have the Linx 8 inch tablet. There used to be Windows 8.1 on it, but the Windows partition is damaged, and I can't install it again. When I reinstall Windows, the touchscreen is not working. Will ...
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1answer
78 views

Kayboard's “g” key not working

My keyboard's "G" button has stopped working all of a sudden. I didn't make any update or any hardware change. I have to use on screen keyboard to type "G" alphabet. Checked on BIOS, still not ...
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1answer
244 views

Ubuntu 14.0.4 LTS Crashes and freezes many times just after installation

Hello everyone and thanks for opening this thread; My computer works fine when I boot windows 8.1, but booting Ubuntu, I will surely face a system crash ( or freez), some times it takes one or two ...
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1answer
74 views

Which of these hardware devices are not listed in the /dev directory?

(1) Mouse (2) Video adapter (3) Network adapter (4) Webcam (5) Hard drive (6) USB drive I feel like all of them is listed except for the network adapter , Is that correct ?
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92 views

Ubuntu server 14.04 with adaptec RAID. How do I find my RAID folder in webmin

Ok so probably you'll be laughing at me for such a noob question... I have just set up the above system that I want to administer through webmin. All working fine but can't find RAID directory or ...
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1answer
271 views

NVIDIA graphics drivers options

I have DELL inspirion laptop and i have both integrated and non-integrated nvidia 340 series graphics card. When I open additional drivers tab and i have 3 options : use NVIDIA binary driver - ...
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4answers
7k views

hwinfo replaced with … what?

New and Hopefully more clear question this is NOT a question about some system information program I NEED to know what framebuffer modes I can add in grub configuration without starting to ...
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2answers
133 views

how do i upgrade my gpu (drivers)

I want to get a new gpu, but I'm afraid if I just swap it out with the new one the drivers will not be compatible. Also do I even need to change the drivers manually, or can I just swap out the card ...
2
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0answers
396 views

Ubuntu 15.04 overheating

I have HP ENVY dv6-7357se laptop i was running windows for about a year yesterday i switched to ubuntu <3 but i'am facing an always noisy fan and heating of my laptop with windows i never faced ...
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0answers
25 views

Wifi stopped working without reason

I have TPLink TL-WN722N (Atheros 9271) working as AP with hostapd. It worked just fine for several years. But a week ago it stopped - it connects but connection and/or speed drops very soon (checked ...
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49 views

no sound on usb powered logitech audiohub 2.1 on newly installed Lubuntu

This is my first question here: my ancient Logitech audiohub is not cooperating running Lubuntu. This is the output of lsusb: Bus 001 Device 005: ID 05e3:0607 Genesys Logic, Inc. Logitech G110 Hub ...
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1answer
83 views

Ubuntu 14 can't detect second monitor

I'm on a new install of Ubuntu 14 and i have nvidia drivers. When i go to setting > display I can only see one monitor. I already sought some solutions but no success.. What can I do ? I start ...
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0answers
62 views

Why isn't my mouse working in Ubuntu 14.04?

For the past few weeks, my mouse has been not working properly in Ubuntu. At random, the mouse pointer freezes and not after any amount of time does it work again. I can still tab around with the ...
2
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1answer
51 views

Is this a hardware or software failure?

My system freezes up increasingly, but tests show nothing for HDD,SDD,RAM and it runs fine from Live CD. Given the details below, what does this point to, or what else can I test? I ran ubuntu 14.04 ...
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34 views

Shutting down and hardware error

After I'm trying to do: # shutdown -P now System is shutting down, but instead of power off I got this kind of message (screenshot): Hardware Error: System Fatal error Hardware Error: CPU:0 (f:2b:...
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42 views

LCD Display USB detected as 20x2 instead of 20x4

I have a PD-6207 Posiflex USB display which is detected as 20x2 instead of 20x4 so that I can only use half of the screen. I wonder if someone knows how I can configure the size of the screen. When I ...
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1answer
43 views

System Information Remotely

I want to access system information of remote Ubuntu system using terminal. How should I get system details remotely?
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2answers
98 views

My lap is cold. How can I get ubuntu on my laptop to start generating some heat with minimal effort?

Basically I want the CPU and the GPU to start working hard so it heats up my laptop, but not to the point where I can no longer use my laptop. I still need to work on it. How can I accomplish this ...
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0answers
34 views

Test for Artifacts

I have some weird effect on the screen when I open for example the terminal from the dock. The effect doesn't work perfectly and there is like a small vsync on the windows manager. I'm thinking maybe ...
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53 views

Cannot install ubuntu because of possible hard drive failure

When I try to install Ubuntu 14.04 the installer always crashed and the bug reporter tells me The system log from your installation contains an error. The specific error commonly occurs when ...
2
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1answer
166 views

Check if my laptop has built-in microphone

How can I check if my laptop has built-in microphone ? I have ubuntu 12.04 installed
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27 views

Logged as root changes are not made

Firstly I want to mention that my hard-drive today stopped to boot Ubuntu, because of I/O read errors. The problem seems to be related to a hardware one, not a logical one. I used Hirens tools on a ...
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2answers
278 views

lshw output: unclaimed and strange lines in memory

I am sorry if this has already been asked, I could not find any solutions. I have some questions about lshw output: 1. What do these lines in *memory section mean? (the same appears in *-bank:1 and *-...