Computer keyboard is one of the most commonly used computer input device equipment, is everyone most frequently used devices. Due to the use of computer keyboard frequently, the situation is often the computer keyboard failure occurs during use. And share with you today a computer keyboard failure after solution.
Tools / materials
U disk, keyboard vacuum cleaner with a soft brush, blow up balloons
The case of a desktop computer keyboard failure
1. Computer keyboard failure usually have the following two cases:
2. How do computer keyboard failure
3. The keyboard keys without display
After you open a word processing software, or other editors, whether you enter any character on the keyboard, the display did not have any display.
4. Keyboard input and screen display inconsistent characters
The letters on your keyboard to enter letters on the display and no correspondence or enter the character display is digital.
END
Desktop computer case a processing methods and procedures
1. Check that the keyboard was electric
Press the left side of the keyboard's Caps Lock key Caps Lock key, Caps observe the indicator lights on the keyboard is lit. If you can light up, indicating your keyboard hardware is likely to have been broken. If the keyboard does not light up to show that you are either broken or is connected with the host computer is bad, the keyboard does not supply.
Tips: The wireless keyboard is energized can refer to the experience I had written a " wireless mouse did not respond how to do. "
2. Check the keyboard connection interface with the host computer to determine whether good contact
The keyboard connected to the computer with a USB cable to the host computer's USB host interface reseated, due to a host behind a desktop computer has multiple USB ports, you can also change a USB port to connect, to see if good contact.
Tips: For some older models, if your keyboard is PS2 connector cable
Please note that if there is break or PS2 interface inserted in the wrong location, such as the PS2 keyboard connector mouse connector found on the PS2 interface.
3. Test reconnect after
Reconnect often step 2, basically to ensure contact with the host computer's keyboard to normal. Now you can open a word processing software on the computer, the editor using the keyboard to enter a few characters to see if there is display.
If normal, Congratulations you have successfully handle keyboard failures, otherwise proceed to the next step.
4. Detects the host interface is normal
If you do this step, then the chances of your keyboard is usually broken relatively large, but first do not arbitrary, we test the host computer interface to a conclusion. Find a usb device, such as U disk. We put it into your computer interfaces, see if you can use a normal, if normal use, it indicates that your keyboard is broken, you can replace the new keyboard, and vice versa explanation keyboard properly, your host computer or the system has a problem and needs professionals to deal with, not repeat them here.
How do computer keyboard failure
END
Desktop computer case two processing methods and procedures
1. This happens usually indicates the host computer keyboard is connected properly, but the keyboard has a problem, treatment methods are as follows:
2. The case of letters and numeric keypad keys, function keys such failure
If the case because the keyboard or numeric keypad input display failures lead to inconsistencies, you can check-sensitive switch key left of the keyboard Caps Lock key, Shift key and right of the NumLock key and other function keys are normal switch.
Sometimes due to the frequent use of these function keys, conductive rubber keyboard will not work under the resulting pop-up keyboard failure occurs, it can also check whether these caps keyboard keys stuck due to abnormal reasons resulting always in a pressed state failure. In this case you can hand it to reset the toggle keys corresponding repair.
3. A character repeated failures occur and the surrounding joint letter
For the above phenomenon, usually because a key bit is always stuck in the pressed state and around the keys associated with the conductive rubber in intermittent contact so that the keyboard failure. In this case, you can use your finger on the failure of certain key bits appear to repeatedly reset button, or press all the keys back again, has made the keyboard properly.
Tips: Of course, because the cup down on the keyboard because tea spilled on the keyboard will cause the keyboard part failure, this time should be disconnected from the host keyboard and the keyboard upside down to dry after the water is drained to normal use,
For waterproof keyboard because there scuppers (groove) is disordered upside down, just to scupper the keyboard (groove) is inclined to.
4. Failure to display a character leak
For such cases, usually because the keyboard dust or debris from entering the internal keyboard snacks hinder conductive rubber metal contact with the circuit board under the keys can not be entered by contacting the letters show. To address this situation, you can use the keyboard vacuum cleaner with a soft brush, blow up balloons on the keyboard cracks were blowing the dust blown debris to solve the problem, if the above method can not solve the problem, disconnect the keyboard and the host computer inverted keyboard, after beating aligned, reconnect it to work.
5. Keyboard garbled
The phenomenon is more annoying keyboard garbled, this situation usually only one way you can try, and that is disconnected from the host computer keyboard, and then reconnect the keyboard to see if return to normal. If reconnected still fails, then you do not hold what hope. This usually are garbled keyboard chip failure caused, we are not equipped to handle, you will get a new keyboard now.
How do computer keyboard failure
END
Common treatment methods laptop keyboard malfunction
1. Laptop keyboard failure situation is basically similar to the desktop, can be solved by the above method. For some specific cases need to look at the following steps:
2. Small keyboard to replace part of the letter keys
Since the laptop keyboard space smaller than a normal desktop keyboard, so it has some function keys are the function keys with the Fn key through to achieve certain functions, such as digital key alternative JKL, UIO, M key cases, this situation often not understood by everyone, but mistakenly thought it was a keyboard failure, in fact, the simplest way is to look at the bottom of the digital display indicator is lit. Once the indicator lights show the numeric keypad zone is active, there is no doubt JKL, UIO, M these keys are replaced with the numeric keys. You only need to hold down the left side of the keyboard area NmLk Fn key and function keys at the top right to switch back and forth.
3. External keyboard
For half past one would not handle keyboard failure fault, you can find an external keyboard connected via the USB interface has a pressing problem. Especially when large quantities of digital inputs, it is strongly recommended that an external keyboard input more convenient.
How do computer keyboard failure
END
Soft Keyboard emergency law
1. For keyboard failure can not be resolved and there is no spare on hand in case of emergency the keyboard, we can use the soft keyboard with mouse emergency, here for example to introduce Sogou input method.
2. Click the taskbar to the right of the "Language Bar" button or by Ctrl + Shift keys to bring up the Sogou input method state. As shown below
3. In the pop-up state, use the mouse to click on the button shown in the soft keyboard, as shown in the red box
4. Right-click the button, make sure the PC keyboard options shown in the following figure
Otherwise, your soft keyboard point out is that other character with the mouse, you will be mistaken for garbage.
5. Figure on the following pop-up soft keyboard, you can use the mouse to click on the appropriate button to enter the character, methods and the use of a physical keyboard is the same, no further explanation.
6. Of course, if you want to close the soft keyboard only need to click on the soft keyboard input method button on the status bar again.
Tools / materials
U disk, keyboard vacuum cleaner with a soft brush, blow up balloons
The case of a desktop computer keyboard failure
1. Computer keyboard failure usually have the following two cases:
2. How do computer keyboard failure
3. The keyboard keys without display
After you open a word processing software, or other editors, whether you enter any character on the keyboard, the display did not have any display.
4. Keyboard input and screen display inconsistent characters
The letters on your keyboard to enter letters on the display and no correspondence or enter the character display is digital.
END
Desktop computer case a processing methods and procedures
1. Check that the keyboard was electric
Press the left side of the keyboard's Caps Lock key Caps Lock key, Caps observe the indicator lights on the keyboard is lit. If you can light up, indicating your keyboard hardware is likely to have been broken. If the keyboard does not light up to show that you are either broken or is connected with the host computer is bad, the keyboard does not supply.
Tips: The wireless keyboard is energized can refer to the experience I had written a " wireless mouse did not respond how to do. "
2. Check the keyboard connection interface with the host computer to determine whether good contact
The keyboard connected to the computer with a USB cable to the host computer's USB host interface reseated, due to a host behind a desktop computer has multiple USB ports, you can also change a USB port to connect, to see if good contact.
Tips: For some older models, if your keyboard is PS2 connector cable
Please note that if there is break or PS2 interface inserted in the wrong location, such as the PS2 keyboard connector mouse connector found on the PS2 interface.
3. Test reconnect after
Reconnect often step 2, basically to ensure contact with the host computer's keyboard to normal. Now you can open a word processing software on the computer, the editor using the keyboard to enter a few characters to see if there is display.
If normal, Congratulations you have successfully handle keyboard failures, otherwise proceed to the next step.
4. Detects the host interface is normal
If you do this step, then the chances of your keyboard is usually broken relatively large, but first do not arbitrary, we test the host computer interface to a conclusion. Find a usb device, such as U disk. We put it into your computer interfaces, see if you can use a normal, if normal use, it indicates that your keyboard is broken, you can replace the new keyboard, and vice versa explanation keyboard properly, your host computer or the system has a problem and needs professionals to deal with, not repeat them here.
How do computer keyboard failure
END
Desktop computer case two processing methods and procedures
1. This happens usually indicates the host computer keyboard is connected properly, but the keyboard has a problem, treatment methods are as follows:
2. The case of letters and numeric keypad keys, function keys such failure
If the case because the keyboard or numeric keypad input display failures lead to inconsistencies, you can check-sensitive switch key left of the keyboard Caps Lock key, Shift key and right of the NumLock key and other function keys are normal switch.
Sometimes due to the frequent use of these function keys, conductive rubber keyboard will not work under the resulting pop-up keyboard failure occurs, it can also check whether these caps keyboard keys stuck due to abnormal reasons resulting always in a pressed state failure. In this case you can hand it to reset the toggle keys corresponding repair.
3. A character repeated failures occur and the surrounding joint letter
For the above phenomenon, usually because a key bit is always stuck in the pressed state and around the keys associated with the conductive rubber in intermittent contact so that the keyboard failure. In this case, you can use your finger on the failure of certain key bits appear to repeatedly reset button, or press all the keys back again, has made the keyboard properly.
Tips: Of course, because the cup down on the keyboard because tea spilled on the keyboard will cause the keyboard part failure, this time should be disconnected from the host keyboard and the keyboard upside down to dry after the water is drained to normal use,
For waterproof keyboard because there scuppers (groove) is disordered upside down, just to scupper the keyboard (groove) is inclined to.
4. Failure to display a character leak
For such cases, usually because the keyboard dust or debris from entering the internal keyboard snacks hinder conductive rubber metal contact with the circuit board under the keys can not be entered by contacting the letters show. To address this situation, you can use the keyboard vacuum cleaner with a soft brush, blow up balloons on the keyboard cracks were blowing the dust blown debris to solve the problem, if the above method can not solve the problem, disconnect the keyboard and the host computer inverted keyboard, after beating aligned, reconnect it to work.
5. Keyboard garbled
The phenomenon is more annoying keyboard garbled, this situation usually only one way you can try, and that is disconnected from the host computer keyboard, and then reconnect the keyboard to see if return to normal. If reconnected still fails, then you do not hold what hope. This usually are garbled keyboard chip failure caused, we are not equipped to handle, you will get a new keyboard now.
How do computer keyboard failure
END
Common treatment methods laptop keyboard malfunction
1. Laptop keyboard failure situation is basically similar to the desktop, can be solved by the above method. For some specific cases need to look at the following steps:
2. Small keyboard to replace part of the letter keys
Since the laptop keyboard space smaller than a normal desktop keyboard, so it has some function keys are the function keys with the Fn key through to achieve certain functions, such as digital key alternative JKL, UIO, M key cases, this situation often not understood by everyone, but mistakenly thought it was a keyboard failure, in fact, the simplest way is to look at the bottom of the digital display indicator is lit. Once the indicator lights show the numeric keypad zone is active, there is no doubt JKL, UIO, M these keys are replaced with the numeric keys. You only need to hold down the left side of the keyboard area NmLk Fn key and function keys at the top right to switch back and forth.
3. External keyboard
For half past one would not handle keyboard failure fault, you can find an external keyboard connected via the USB interface has a pressing problem. Especially when large quantities of digital inputs, it is strongly recommended that an external keyboard input more convenient.
How do computer keyboard failure
END
Soft Keyboard emergency law
1. For keyboard failure can not be resolved and there is no spare on hand in case of emergency the keyboard, we can use the soft keyboard with mouse emergency, here for example to introduce Sogou input method.
2. Click the taskbar to the right of the "Language Bar" button or by Ctrl + Shift keys to bring up the Sogou input method state. As shown below
3. In the pop-up state, use the mouse to click on the button shown in the soft keyboard, as shown in the red box
4. Right-click the button, make sure the PC keyboard options shown in the following figure
Otherwise, your soft keyboard point out is that other character with the mouse, you will be mistaken for garbage.
5. Figure on the following pop-up soft keyboard, you can use the mouse to click on the appropriate button to enter the character, methods and the use of a physical keyboard is the same, no further explanation.
6. Of course, if you want to close the soft keyboard only need to click on the soft keyboard input method button on the status bar again.
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