The morning after boot, appeared on the screen a small lock, while the locked state, while the lock state, 10 seconds this state appear alternately, panel keys do not respond, can not turn off the display, press the menu button after the lock symbol disappears, but only to loosen the lock flag button to continueHow to solve it, do you know?
If the monitor is locked, a sign similar to the picture below will be released as long as the MENU button is pressed!But the situation that you appear is not the problem of unlocking, usually the key panel is short of a button or the logic board controls the damage of the chip.
DELL's LCD has two locking modesThe first type: lock OSD, this is easier to handle and can be unlocked directly in MENU.Another type: lock Menu, which locks all the function keys.Unlock method: hold down the MENU key for more than 15 seconds until the UNLOCK flag appears.
DELL's LCD generally has two locking modesOne is the lock OSD, which is easier to handle and can be unlocked directly in MENUThe other is locking the Menu and locking all the function keys. The unlock method is to hold the MENU key for more than 15 seconds until the UNLOCK flag appears
DELL's LCD has two locking modes:Lock OSD, click directly to open menu, find the OSD lock, and select "close" to unlock.Locking Menu will lock all of the function keys. Unlock method: hold down the MENU key for more than 15 seconds until the UNLOCK flag appears.Monitors (display) are often referred to as monitors. A display is a I/O device that belongs to a computer, that is, an input output device. It is a display device which transfers certain electronic files to the screen through a specific transmission device and then reflects to the human eye.
