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A datasheet is a document, printed or electronic that provides details about a product, like a computer, computer component, or software program. The datasheet includes information that helps in making a buying decision about a product by providing technical specifications about the product. With a computer system, a datasheet could list what a computer includes, such as how many USB ports, CD or DVD drive, hard drive, processor, RAM (random access memory), and video card....

Discrete optimization is a branch of mathematics and computer science which focuses on optimizing mathematical operations. It specifically deals with making the best use of operations so they perform better when presented with a set of discrete values. Values that vary in distinct amount, such as integers, are an example of discrete values. Computer Science, Programming terms

Quartz is a type of crystal used in watches, computers, and other devices to keep time. The quartz crystal vibrates or ticks an exact 60 seconds per minute when electricity is applied to it. The picture shows an example of a type of crystal you’ll find in your computer. This example is of a 24.576 MHz crystal on a computer sound card. Depending on the quality of the quartz crystal and other factors, the quartz crystal may not properly tick exactly 60 seconds each minute, causing a computer to not keep the proper time....

Alert may refer to any of the following: In JavaScript, an alert is a type of “pop-up” message to users of a script. An alert could be anything from notifying the user of an error to saying a short phrase such as “Hi”. A JavaScript alert looks similar to the example shown in the picture. This alert can be produced using the JavaScript code shown below. Since the window object is a top-level JavaScript object (in web browsers), this code can be shortened to alert() rather than window....

Short for broadband-over-powerline, BPL describes broadband connections that go over an electrical socket. Broadband, Computer acronyms, Network terms See our POE (Power over Ethernet) page for complete information. Related information Network and network card help and support.

CAS may refer to any of the following: Short for column address select or column access strobe, CAS is a signal that the CPU or other hardware device such as a video card sends to the RAM. The signal contains information about what column in the computer memory has the data being requested. The CL (CAS latency) is the total time it takes a memory controller to send a request to and receive a response from a memory column....

This troubleshooting page will be helpful to diagnose common problems with your Sony SRS-XB30. Student-Contributed Wiki An awesome team of students from our education program made this wiki. The Device is Not Turning ON/OFF If the home button is not working in turning on/off your device, then it is possible the internal battery is dead. To replace it, follow the battery replacement steps here Sony SRS-XB30 Battery Replacement. Device Keeps Turning Off Without Manual Input...

Difficulty Moderate Steps 8 Time Required 10 - 15 minutes Sections 3 Battery 3 steps RAM Cover 2 steps RAM 3 steps Flags 0 BackSony Vaio VGN-FS640 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery Lay the closed laptop on its screen so the bottom is facing towards you....

Difficulty Easy Steps 3 Time Required 3 minutes Sections 2 Battery 2 steps Hard Disk Drive 1 step Flags 0 BackSony Vaio VPCEE26FX Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery Ensure that the laptop is powered off before disconnecting the battery. Flip the laptop over so the underside of the laptop is facing up....

Difficulty Difficult Steps 11 Time Required 20 minutes Sections 2 Keyboard 4 steps Fan 7 steps Flags 1 Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. BackSony Vaio VPCW211AX Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Keyboard Start with the laptop face up on a flat surface....

Difficulty Moderate Steps 21 Time Required 1 - 2 hours Sections 5 Back Cover 3 steps Steam Deck Battery Disconnection 4 steps Left Trigger 4 steps Left Button Board 8 steps Steam Button 2 steps Flags 1 Provided Hardware A manufacturer provided iFixit with this device or component. BackSteam Deck Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes...

Difficulty Difficult Steps 6 Time Required 25 - 40 minutes Sections 1 GameDAC Potentiometer 6 steps Flags Featured Student Guide This guide has been the hard work of our awesome students and is found to be exceptionally cool by the iFixit staff. BackSteelSeries Arctis Pro Plus GameDAC Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications...

Difficulty Very easy Steps 3 Time Required 15 seconds Sections 1 Stylus 3 steps Flags 2 Bullets! Better coordination with markups and the color/type of bullets will help make this guide more clear! Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. BackTCL Stylus Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide...

Difficulty Moderate Steps 23 Time Required 1 hour Sections 3 Battery 6 steps Motherboard 3 steps LCD Screen 14 steps Flags 0 BackToshiba Encore WT8-A Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery Use the metal spudger to create a gap between the back cover and the device. Be gentle when using the metal spudger so that the casing is not damaged....

Difficulty Easy Steps 5 Time Required 10 - 20 minutes Sections 1 HDD / RAM Memory 5 steps Flags Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. BackToshiba Satellite C660 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction The video manual is for both models, start with Satellite C850 and continue at 2:05 with Satellite C660....

Difficulty Difficult Steps 10 Time Required 25 - 30 minutes Sections 3 Battery 3 steps Back Panel 1 step Screen 6 steps Flags 0 BackToshiba Satellite L55t-B5271 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery Make sure you turn the laptop off first. Close the laptop lid and flip it over so that Toshiba logo is facing down....

Difficulty Moderate Steps 9 Time Required 20 minutes Sections 1 Hard Drive 9 steps Flags Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. BackToshiba Satellite S75D-A7346 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Taking Out The Battery First we have to take out the battery Pull the switch on the left to the left then hold the switch on the right to the right direction then pull up the bttery from the point inbetween the 2 switches First we have to take out the battery...

Released November 2013, identified by model number QMV78 Student-Contributed Wiki An awesome team of students from our education program made this wiki. My device will not connect to wifi/My device has no internet connection From the home screen, tap the Settings application. The icon should appear like a gear. From the Settings menu, there should be a Wi-Fi on/off switch located at the upper-right of the screen. If not, scroll up through the menu until you reach the top of the Settings list....

Difficulty Moderate Steps 7 Time Required 10 - 15 minutes Sections 2 Battery 5 steps Antenna 2 steps Flags 1 Better Introduction Improve this guide by completing or revising its introduction. BackViewsonic gTablet UPC300-2.2 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications What you need Step 1 Back Cover Screws Using your spudger or metal tweezers, work the rubber screw covers out of their sockets, found on each of the four corners of the back cover....