LED backlight LCD display system available for point-to-point alignment and display thereof

The utility model provides an LED backlight LCD display system available for point-to-point alignment and a display thereof, which are used for solving the problem of aligning the LED with attenuationin the display after an LED backlight LCD display is used for a period of time. The display system comprises the display and an LED photoreception device. The display comprises an LED backlight board; and the circuit part of the display comprises a central control unit, a storage unit, an LED power driving unit, a display detection interface unit and an LED backlight unit formed by a plurality ofLEDs, wherein the LED backlight unit is arranged on the LED backlight board of the display. The display detection interface unit, the storage unit and the LED power driving unit are all connected with the central control unit; and the central control unit comprises a detection information processing module used for processing detection information. The LED photoreception device comprises a lightacquisition unit and a photoreception device interface unit transmitting the detection information to the display.