Samsung 2243bwx LCD. Use will automatically shut down, black screen. Then click the monitor, power is good again. With one day may be closed 5-8 timesWhat's the reason for this? What should I do?The display has no power saving function and is not a timer shutdown functionWhat's the trouble? How much will it cost to repair?
If there is no notice wrong, no warranty, then repair it! This is now the monitor power problems!
Maybe your computer is in the power saving mode (which is normal). It's possible that you accidentally tripped the mouse or keyboard while pressing the monitor and woke up the computer. Cause the above phenomenon. If you absolutely did not move the mouse and keyboard, try to check the display data line is loose, especially the power line interface is plugged in tight, if there is a striking phenomenon, if not resolved, look at other settings display instructions whether there is this one. The last step will show that something is wrong with your monitor.
LCD (LCD) use soon after the black screen, waiting for a certain period of time can reboot, but after a while the fault phenomenon still, there are two cases:First, black screen, LCD indicator light, green light (or blue light) (signal input), fault point in:1, is the main high voltage inverter circuit or power supply end components heat, resulting in long-term work caused by;By 2, the backlight circuit fault, most prone to failure in the circuit is a booster coil, is generally the problem of bad contact, the fault itself rarely (welding, not enameled wire surface paint to paint processing, real welding thread parts only);Two, black screen, LCD indicator does not light (like the shutdown of the LCD power supply), the fault point in:Switch 1, LCD switching power supply pipe poor thermal stability, or base;2, the switch tube S to earth of the regulator tube, thermal stability can be bad;3, S resistance weld or burned;The landlord estimated LCD belonged to the second, namely the black light not bright, then repair the price of 50 yuan.
