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6
votes
4answers
6k views

What means a blue question mark in Vista/Windows 7 Device Manager

In Windows Vista/7, a small blue question mark on a white background is overlaid on a device icon in my Device Manager. What does it means? The properties dialog says "this device is working properly" ...
2
votes
4answers
3k views

Windows 7 x64 is not installing driver for Das Keyboard

This is the Professional Model S. No need for drivers as it's plug and play, according to company. Here is what I have done up to now: Windows 7 x64 tries to install drivers but fails. ...
0
votes
2answers
4k views

How to tell if my sound card is listed in Device Manager?

The sound on my computer suddenly stopped working. When I check Sounds and Audio Devices in the Control Panel, I get "No Audio Device" with everything grayed out. When I check the Device Manager under ...
0
votes
0answers
22 views

Windows assigns the same COM port to two identical USB devices

I'm trying to plug-in two identical USB devices to different USB ports on my laptop, but Windows' device manager displays only one assigned COM port for both so I can't distinguish between the two. I ...
0
votes
1answer
19 views

Is it possile to set time before windows disable device for energy saving purposes?

I have a tablet-pc with Windows 8 and dock keyboard. Windows disables dock keyboard after ~10 seconds of downtime by default. I want to increase that time to 60 seconds at least. Is it possible ...
1
vote
1answer
45 views

Bluetooth headphones no longer pairing in Windows 7

My Bluetooth headphones used to pair with no issues on my Windows 7 x64 installation until yesterday. Whenever I turn on my headphones, it shows up as “Standard Serial over Bluetooth Link (COM21)” in ...
1
vote
0answers
136 views

What is a TLS Lenovo Home automation controller?

I went to install a printer on my laptop and spotted the following: I have an HP laptop and am in the office and don't have anything Lenovo related hooked up to my machine, so what could this be?
0
votes
1answer
22 views

SanDisk Sansa device on Ubuntu: where did the music go?

I have an old Sansa Clip mp3 player that I used to use. I dual-boot Windows and Ubuntu, and I know that the Clip works just fine on Windows and that there are a variety of questions about the Sansa ...
1448
votes
3answers
152k views

Why does Windows think that my wireless keyboard is a toaster?

I've inherited an old PC from my girlfriend's dad and when setting up the printer I got a bit of a surprise: Two questions spring to mind here: Why does Windows think my wireless keyboard is a ...
1
vote
0answers
25 views

How to disable and re-enable an (wireless) network device? [duplicate]

I know I can enable and disable my network Devices in Control Panel > Network and Internet > Network Connections. I use the context menu and click on "Disable" and then "Enable". Because I have to ...
1
vote
2answers
56 views

Stats on /proc/diskstats always shows more writes than reads

I've taken the following stats from /proc/diskstats: 9 0 md0 106989 0 _2923830_ 0 117988 0 _3448953_ 0 0 0 0 8 0 sda 33840 22299 _1143351_ 871132 87336 194804 _2003961_ 2201868 0 949992 ...
0
votes
1answer
28 views

New battery not recognized

I have Acer Aspire 5750. Recently I replaced my 4400 mAh, 6 cell battery with new one, 6600 mAh, 9 cell, compatible battery. Since than, when my notebook restarts, or turns on, I have to wait for 15 ...
0
votes
1answer
111 views

Pulseaudio: how to rescan audio devices?

When adding a USB device to my system (I deliberately run no modern stack for device detection), Pulseaudio can't pickup it without restart (pulseaudio -k; pulseaudio --start). Is there an option ...
0
votes
1answer
42 views

Determine number of USB controllers on a PC

I need to determine how many individual USB 3 controllers/buses are on a PC. The PC in question is a Gigabyte Brix GB-BXi7H-5500. I plan to use this with a Microsoft Kinect v2 sensor, which is a USB ...
5
votes
4answers
7k views

Portable device driver has exclamation mark after every PC reboot - until I reinstall the same driver

Problem description I need some advice with a tough PC driver problem. I have an exotic smartphone (Hero H2000+) which isn't recognized/shown as portable device in Explorer when I plug it into my PC. ...
3
votes
2answers
8k views

How to disable my laptop's defective keyboard?

I have an Alienware M17x R2, and after a couple years of use I started having problems with the keyboard: Intermittently, and without warning or apparent cause (even if I'm not touching the computer), ...
4
votes
2answers
335 views

What are “Software Devices” in Device Manager?

I have some items in a group labeled Software Devices in Device Manager utility in Windows 7. This group contains three items: Lightweight Sensors Root Enumerator Microsoft Device Association ...
2
votes
4answers
11k views

Hard drive recognized in BIOS, but not device/disk management

I installed windows 7 x64 a day or two ago, after install I could use the HDD fine. Today I noticed it wasn't showing up in my computer, so I restarted my computer, but it still was not showing, I ...
11
votes
2answers
4k views

How to find vendor and model of unknown drivers

I reinstalled windows on a new machine and the drivers are not present for the product network card. When in device manager all I get is the question mark and I am unable to figure out the actual ...
1
vote
1answer
209 views

Flash Drive/External Drive driver not recognized - Windows 8.1

I can't find a solution to my problem. I'm connecting a flash drive to my laptop and Windows doesn't recognize it... The same drive was used to be recognized and all of a sudden it doesnt work ...
0
votes
2answers
221 views

Detect what this unknown device is (on Intel LPC Interface Controller)

An unknown device is detected in all the computers/laptops we buy from a specific vendor. The vendor himself does not have any idea of what this device could be. The vendor and I searched the ...
4
votes
1answer
733 views

Update Driver Software from command prompt

I'm looking for a way to automatically install missing drivers on newly installed machines. All the machines are the same brand and model, so I created a shared folder that hass all the drivers in it. ...
1
vote
1answer
41 views

How to Create Virtual Block Devices

I want to create multiple virtual block devices like /dev/sda and then use them to create an md device for test purpose. I have mounted my root filesystem on /dev/sda1 and don't have extra space to ...
1
vote
0answers
696 views

Asus Tablet Model K01A Device Driver Not Found

I am trying to connect my Asus K01A tablet device to eclipse for Android development - Device's not visible for eclipse. In my computer's devices manager I see the driver is missing for the device ...
0
votes
0answers
42 views

USB host controllers broken on every reboot

Something happened (including Windows Updates?) and now every time I reboot, most of my USB host controllers/root hubs are not working: The broken ones say: This device cannot start. (Code 10) ...
1
vote
1answer
950 views

How do I force refresh connected hardware?

Full Question: How do I force my computer to refresh and re-detect new USB/connected devices; hardware connected to it? Without restarting my whole system? For some reason, my laptop is not detecting ...
0
votes
1answer
153 views

Disconnected USB device still visible in Device Manager

I have a USB device that, when a certain hard problem is encountered and after I unplug it, refuses to disappear from Device Manager. Even there's no driver for it in memory (Process Explorer, ...
1
vote
1answer
76 views

Windows 7 driver connecting to a device over ethernet blocking the device manager

First of all, I know that I cannot get a proper answer to my problem, but I am looking for ways to start debugging it and/or maybe check some Windows process on being stuck or running faulty. I am ...
0
votes
1answer
3k views

Several devices in Device Manager have Code 3 error

One of our users' machines (Dell Optiplex 380 running Windows 7 32-bit) is having a weird driver issue. A bunch of devices have Error Code 3: The driver for this device might be corrupted, or your ...
0
votes
2answers
1k views

How to use ViXS PureTV-U 48A3 on Windows Vista?

This may sound like a dumb question. But I have a computer with a "ViXS PureTV-U 48A3" tv-card. It comes with Windows Media Center. What exactly am I supposed to do in order to force this PC to output ...
0
votes
3answers
2k views

How can I make my XP recognize my new internal hard drive?

[ This question is a spin-off of My new internal hard disk doesn't appear in Disk Management, but BIOS and Device Manager recognize it ] I bought a new internal Seagate hard disk, connected to ...
0
votes
0answers
56 views

Network drops shortly after restart. Disable/Enable fixes until next restart

My network drops out shortly after restarting. Disabling/enabling the adapter in Device Manager brings the network connection back up until the next restart. I have disabled the on-board LAN and ...
0
votes
1answer
90 views

Need help understanding network interfaces on my machine

I do not understand why wireshark and the device list on my computer do not show the same set of network interfaces. Also, I am not even sure what some of the interfaces are. Here are the reports: ...
5
votes
6answers
3k views

Why does my netbook have more USB controllers than ports?

My netbook has three USB ports, but when I look in the device manager: Five are listed. Does this matter in the least (or, why are five listed)? The reason I bring this up: See, if I know that ...
1
vote
1answer
1k views

Windows 7 driver search woefully slow

Any thoughts on why the driver search (when installing a usb device) on windows 7 is woefully slow? Even when I click to disable trying to get a driver from windows update, it still takes 10min+ to ...
0
votes
0answers
145 views

How to hide a HDD from device manager?

I somehow managed to "hide" one of my SATA HDDs from XP's device manager. No yellow signs or anything and it does not work. BIOS can still see it however. On Linux, its partitions still work as ...
1
vote
2answers
816 views

How does Windows categorize devices in “Device Manager”?

How does Windows determine device categorization in "Device Manager"? For instance, Device Manager lists such categories as "Imaging devices", "Keyboards", "Sound, video, and game controllers", etc. ...
0
votes
2answers
4k views

What to do when Windows doesn't recognize a component

My motherboard, (Asus P8Z68-V PRO), has Bluetooth built in, but for some reason Windows 7 64-bit will not recognize it. By this I mean it doesn't even show up in the Device Manager as a yellow ...
4
votes
1answer
260 views

What exactly are device drivers and INF files?

I know that a device driver is a piece of software that enables the OS to communicate with a piece of hardware, but recently I've heard about INF files and have gotten quite confused. Some sources say ...
2
votes
1answer
1k views

Finding a device given a physical device object name

I have a physical device object name, e.g. "\Device\0000007c". In Windows 7, how do I find what device corresponds to that ID short of going through every device in my system in Device Manager, one ...
0
votes
0answers
140 views

Ubuntu semi-permanently disabled Bluetooth (and freaked me out)

A couple of months ago, I disabled my Bluetooth device from inside Ubuntu 10 (I forget which version specifically). I then rebooted into Windows, only to find that the icon was gone. Curious, I went ...
0
votes
3answers
488 views

Possible to copy property information in Device Manager?

In Windows 7 "Device Manager", is it possible to copy a device's property details (other than manually transcribing)? If not, where are these properties and values stored? Perhaps I can go straight ...
1
vote
2answers
207 views

Identify an unidentified device in windows 7 without opening up the computer? [duplicate]

If I go to Device Manager and click on the device I am trying to connect, the device properties does not always (almost never) list the actual device name and model. Is there any way to identify ...
0
votes
1answer
405 views

Is it possible to toggle disabled/enabled devices from Command Line, simlar to Device Manager?

I like to play Fallout 3 which is very buggy normally, and even more so once I've added some mods. Needless to say, it crashes a lot. I can deal with the crashes, the only problem is when it does my ...
1
vote
4answers
5k views

Removable USB HDD gets labelled as VMWare USB Device!!? How to fix?

I have a Western Digital 500GB External USB drive. Everytime I plug it in, one of my Win7 PCs label it as "VMWare USB Device" The same name appears under Devices and Printers. Device Manager and most ...
0
votes
1answer
19 views

Disconnected device still visible in /dev

When my Bluetooth GPS logger disconnects it's removed from the Bluetooth devices list in the statusbar on OS X but I can still see it mapped in /dev: ls /dev/tty\.* > /dev/tty.GPSDEVICE-SPPslave ...
1
vote
4answers
7k views

How to disable Microsoft eHome MCIR Keyboard and company?

I'm an unlucky owner of and Acer 7720G laptop which, like many in its category, has receiver for a proprietary infrared remote control device (which I did not receive with my laptop!) . Now my ...
2
votes
2answers
2k views

Disable Microsoft ehome IR Transceiver in Windows 7

I need to disable the IR receiver device on my Fujitsu Amilo xi3650 laptop. Its running Windows 7 Pro. Its picking up IR signals intended for a separate HTPC running Windows 7 HP. In device manager ...
0
votes
0answers
71 views

Cannot uninstall devices from Device Manager

Today I started having some problems with my Huawei 3G modem. Namely it didn't detect it anymore, I tried uninstallign and reinstallign the software but no help so I decided to have a go at Device ...
5
votes
1answer
32k views

Fastest way to bluetooth tether a phone in Windows 8

As a web developer, connecting my laptop computer to the internet via bluetooth with my iphone is something I do several times a day. Is there an easy way to do this in Windows 8 that I'm missing? It ...