How to solve a laptop with all the keyboards locked?

Source: Internet
Author: User
Tags numeric

how to solve a laptop with all the keyboards locked?

1. Restart the computer and, during the computer startup process, press F2 to see if the BIOS settings can be entered.

If you do not enter the normal BIOS settings, the basic can be judged as the keyboard data connection loose, to send local service outlets for testing and maintenance.

If the normal access to the BIOS, indicating that there is little relationship with the hardware, it is recommended to observe what happens when the keyboard will malfunction after entering the system.

2. The notebook press the Blue FN+NUMLK to try. Is the FN or shift or CTRL key +NUMLK one of the keys.

function keys for notebook keyboards

Fn+esc Switch Volume

FN+F1 Lock Machine

FN+F2 Selection system power scheme

FN+F3 hibernation

FN+F4 Standby

Fn+f5 off the screen

Fn+f6 Reduce brightness

Fn+f7 Increase Brightness

FN+F8 Wireless Switch

FN+F9 Switch Touch Panel

FN+F10 to open the keypad direction key

FN+F11 unlock keypad number keys

FN+F12 User Switching

FN+1/2 Volume subtraction for IBM full-range SHIFT+NUMLK enable/disable numeric keypad IBM notebook function keys how to use the numeric keypad

Press SHIFT+NUMLK/SCRLK to activate the numeric keypad, that is, the number keys corresponding to jkluio789 these keys

IBM Shortcut Hotkey Table

FN+F3: Close screen, Standby mode (standby), monitor, hard drive, audio is turned off, move mouse or press any key to lift.

FN+F4: Go to Standby, suspend mode (hang), all the tasks are stopped and saved to memory, except for all the devices are stopped in addition to memory, press the FN key for more than a second to lift

FN+F5 Open Wireless Usage: When using WiFi, usually off power saving

FN+F7: Toggle Display Output (LCD, or external, or simultaneous display), which is a cyclic conversion process.

Fn+12:hibernate mode (Hibernate), all tasks are stopped, and the memory and current state are saved to the hard drive and the system shuts down.

Fn+home/end: Increase/decrease screen brightness, a total of seven files.

Fn+pgup: Switch screen light.

Fn+space lower resolution, only R40, x31, T40 above models used.

Shift+delete permanently deletes the selected item without placing it in the Recycle Bin

Press Ctrl+shift to create a shortcut to the selected item when you drag an item.

F2 renames the selected item.

CTRL + RIGHT ARROW to move the insertion point to the beginning of the next word.

CTRL + LEFT ARROW to move the insertion point to the beginning of the previous word.

CTRL + DOWN ARROW to move the insertion point to the beginning of the next paragraph.

CTRL + UP ARROW to move the insertion point to the beginning of the previous paragraph.

ctrl+shift+ any arrow keys to highlight a piece of text.

shift+ any arrow keys to select multiple items on the window or desktop, or select the text in the document.

CTRL + a selects all content.

F3 search for files or folders.

Ctrl+o open an item.

Alt+enter View the properties of the selected item.

ALT+F4 closes the current project or exits the current program.

CTRL+F4 closes the current document in a program that allows multiple documents to be opened at the same time.

ALT + TAB toggles between open items.

ALT+ESC switches in the order in which the items are opened.

F6 Toggles screen elements on the window or desktop.

F4 displays a list of the address columns in My Computer and Windows Explorer.

SHIFT+F10 Displays the shortcut menu for the selected item

ALT + SPACEBAR Displays the system menu for the current window.

CTRL+ESC Displays the Start menu.

ALT + The underlined letter in the menu name displays the corresponding menu

An underlined letter in the command name displayed on an open menu executes the appropriate command.

F10 activates the menu bar in the current program.

Right ARROW to open the next menu on the right or to open a submenu.

Left ARROW to open the next menu or close the submenu.

F5 refreshes the current window.

Backspace to view the previous layer of folders in My Computer or Windows Explorer.

ESC cancels the current task.

Press SHIFT while inserting the disc into the CD-ROM drive to prevent the disc from playing automatically.

Ctrl+home quickly to the header of the file or the head of the window

Ctrl+end fast to the end of the file or the tail of the window

Alt+enter Toggle DOS window maximization and minimization

3. dialog box shortcut keys

Key action

Ctrl+tab move forward between tabs

Ctrl+shift+tab Move backward between tabs

tab to move forward between options

Shift+tab move backwards between options

ALT + The underlined letter executes the appropriate command or selects the appropriate option.

ENTER the command that corresponds to the live option action or button.

SPACEBAR Select or clear the check box if the active option is a check box.

When the arrow keys live option is a group of option buttons, select a button.

F1 Display Help

F4 displays the items in the current list.

Backspace key If a folder is selected in the Save As or Open dialog box, open the previous folder.

4. "Explorer" shortcut keys

Key action

End displays the bottom of the current window.

Home Displays the top of the current window.

The asterisk (*) of the NUM lock+ numeric keypad Displays all subfolders of the selected folder.

NUM lock+ the plus sign (+) of the numeric keypad displays the contents of the selected folder.

NUM lock+ a minus sign (-) for the numeric keypad collapses the selected folder

Left arrow collapses the item when the current selection is expanded, or selects its parent folder.

The right ARROW key expands when the current selection is collapsed, or the first subfolder is selected.

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