Nowadays, in the digital age, digital signage is constantly changing our way of life and infiltrating into our daily lives and work. In the past decade, the use of e-mail, internet and mobile phones has spread all over the world, and in the next decade, we will see digital signage enjoy the same or
1. When the backlight is turned on, the LCD screen will be turned off. At this time, the sound, remote control, and panel button control functions are normal. This phenomenon is caused by the backlight circuit protection. The reason is mostly that the backlight booster board is abnormally powered. C
LCD TVs can be said to be a relatively backward electronic device, but this does not affect the fact that LCD TVs are still the main video equipment in many homes. It is precisely because LCD TVs have a very wide audience, so many people have made some conclusions about some of our LCD TVs. Xiao Bia
Method 1, the motherboard power supply is normal (5V or 3.3V, some is a single 12V), remote control or button power on or off indicator does not change, generally the motherboard failure. If the motherboard is powered by a single 12V, use Method 1, which is basically not misjudged.Method 2, first ch
Method 1, the motherboard power supply is normal (5V or 3.3V, some is a single 12V), remote control or button power on or off indicator does not change, generally the motherboard failure. If the motherboard is powered by a single 12V, use Method 1, which is basically not misjudged.Method 2, first ch
1、Unpack the newly purchased LCD TV and check whether the accessories are complete and in good condition according to the instructions.2. Take out the L-type universal hanger in the package. The universal hanger is mainly composed of two parts: one part is a fixed beam fixed on the wall (green part