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94 views

Weird LED laptop screen flickering after replacement

I have a 3 years old Toshiba Satellite L750D. A couple of days ago it's screen started having random noisy horizontal bars on the screen (some noises for 1-2 seconds, then nothing for minutes, then ...
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1answer
128 views

A screen virtual LED on linux

We have some LEDs on our machine to indicate the status of Caps Lock, Num Lock etc. Now I need a virtual LED in Linux to notify something. For example, I wrote a script to monitor a website. When ...
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1answer
770 views

HP pavilion dv5 doesn't start with AC adapter

I'm experiencing a problem with my HP Pavilion DV5 laptop. It will not power on with the charger only. It did so before. It powers on with the battery, but the charger light on the side next to the ...
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1answer
513 views

CPU fan twitching phase leds blinking - computer won't boot

I have a big problem that I got today. Yesterday computer was "on" normally, I went to sleep without shutting it down. When I woke up, I heard a strange sound and was unable to bring it up from ...
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1answer
284 views

Laptop internal display no longer wokring

I have a Toshiba laptop which has a broken LED screen the screen was broken in transit, therefore you can assume that it was not handled with care. Whilst it was broken it still worked, therefore i ...
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275 views

the led of wireless card is always flashing

I just installed archlinux and awesome on my laptop. But I find that the led of wireless card is always flashing in connect status. Is there any way to disable it? NIC: 07:00.0 Network controller: ...
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476 views

L1953T-BF Monitor won't turn on, not even the led light, all of a sudden

Ok so I have this monitor L1953T-BF of LG since 4 years now. It has been working perfectly since I bought it and I never made extreme uses of it. I've been working on my PC yesterday and played ...
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1answer
501 views

Flashing led after newly installed motherboard + other parts

I rebuilt my gf's old Acer Aspire today with a new motherboard (ASRock 880GMH), processor, HD and RAM. I kept the power supply, old hard disk and DVD drive hardware. Windows 7 installed onto the new ...
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258 views

Drawbacks with IntelPWMControl?

The tool IntelPWMControl can increase LED backlight frequency to reduce flicker when dimming certain LCD. Are there any drawbacks of using IntelPWMControl? Why doesn't the display controller by ...
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177 views

Calibrations settings stored in monitor

I recently bought new Samsung SyncMaster S22B300B. Its colors were awesome. To play with its settings comfortably using mouse, I installed Samsung MagicTune. There are two calibration options in it. ...
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119 views

Keyboard leds and X11 configuration changes randomly

I've been having this problem for a while now (= months). Though it's not life or death, it's like radiation poisoning - it accumulates, and reached a critical point. Here goes: The Numlock and ...
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45 views

Laptop colors changed. Everywhere

Everything was good, but today when I turned on my laptop HP ProBook 4320s, power button, wifi button, hdd led and Screen - everything went from clear white to white-purple. Has anyone any ideas?
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344 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 ...