What's wrong with one of the LCD monitors?
The vertical line appears on the screen (often bright line, often dark line, dotted line, solid line), sometimes not, show that the LCD source driving circuit of LCD screen or failure; a source electrode drive circuit, general cable weld, or drive IC or IC peripheral circuit damage, damage, weld parts; two LCD screen, LCD screen is damaged once the damage can not be repaired, only the replacement or test after entering XP screen test key test to see if there is no vertical line that is not the display problem. It should be the video card or even the motherboard problem. If you don't worry, try using another monitor. The work of liquid crystal display, LCD screen receives the driving signal sent from the host to the LCD screen and liquid crystal valve is controlled by the integrated circuit in the display, if the host sent a driving signal circuit or display is not normal, there will be failures you narrates. Therefore, it is recommended that you check the connection between the host and the LCD screen, whether the cable is in bad contact, if the contact is good, then the problem is on the host or LCD display, it is recommended to send a professional maintenance station for inspection and repair
The vertical line appears on the screen (often bright line, often dark line, dotted line, solid line), sometimes not, show that the LCD source driving circuit of LCD screen or a fault;Source drive circuitGeneral cable to weld or drive IC damage, IC damage, or peripheral circuit components;Two 、 the LCD screen is damagedOnce the LCD screen is damaged, it can not be repaired and can only be replacedOr so testing?After entering XP screen test key test to see if there is no vertical line that is not the display problem.It should be the video card or even the motherboard problem.If you don't worry, try using another monitor.The work of liquid crystal display, LCD screen receives the driving signal sent from the host to the LCD screen and liquid crystal valve is controlled by the integrated circuit in the display, if the host sent a driving signal circuit or display is not normal, there will be failures you narrates. Therefore, it is recommended that you check the host and LCD screen connections, cables are bad contact, if the contact is good, it shows that the problem is on the host or LCD display, it is recommended to send professional maintenance station for inspection and repair
The drive on the LCD screen IC all the way, close to the glass
LCD has a line that appears for 2 reasons.1, the display is caused by damp.2, the display has been used for more than 2 years, showing the aging of parts, this problem will arise.The reason why the screen is black:1, the connection of the monitor to the computer is bad or not plugged in.2, the internal voltage of the display has problems.3. In the "control panel", find the "power" option, see "power usage", "turn off the monitor", how many minutes is it set, turn off the monitor?.
