B140XTN07.4 Replacement LCD screen

B140XTN07.4 Replacement LCD screen

B140XTN07.4 is a Color Active Matrix Liquid Crystal Display composed of a TFT LCD panel, a driver circuit, and LED backlight system. The screen format is intended to support the 16:9 HD, 1366(H) x768(V) screen and 262k colors (RGB 6-bits data driver) with LED backlight driving circuit. All input signals are eDP interface compatible. B140XTN07.4 is designed for a display unit of notebook style personal computer and industrial machine.


Panel Brand


Panel Model


Panel Size


Panel Type



1366(RGB)×768, WXGA, 112PPI

Pixel Format

RGB Vertical Stripe

Display Area

309.399(W)×173.952(H) mm

Bezel Opening

Outline Size

315.87(W)×186.08(H) ×5.25(D) mm


Antiglare, Hard coating, Reflection 4.3% (Typ.)


220 cd/m² (Typ.)

Contrast Ratio

400:1 (Typ.) (TM)

Viewing Angle

45/45/15/35 (Typ.)(CR≥10)

Display Mode

TN, Normally White, Transmissive

Best View on

6 o’clock

Response Time

8 (Typ.)(Tr+Td)

Display Colors

262K   45% NTSC

Lamp Type

WLED , 15K hours , With LED Driver



Touch Screen


Shape Style

Slim (PCBA Bent, T≤3.0mm)



Signal Interface

eDP (2 Lanes) , eDP1.2 , 30 pins Connector

Input Voltage

3.3V (Typ.)


Operating Temp.: 0 ~ 50 °C ; Storage Temp.: -20 ~ 60 °C


B140XTN07.4 Replacement LCD screenB140XTN07.4 Replacement LCD screenB140XTN07.4 Replacement LCD screenB140XTN07.4 Replacement LCD screen

The AUO B140XTN07.4 is a 14.0 inch TFT-LCD panel with a WXGA resolution of 1366×768 pixels and a pixel density of 112PPI. It features an RGB vertical stripe pixel arrangement and has an antiglare, hard coating surface with a reflection rate of 4.3% (Typ.). The display area measures 309.399(W) x 173.952(H) mm while the outline size is 315.87(W) x 186.08(H) x 5.25(D) mm.


The panel has a typical brightness of 220 cd/m² and a contrast ratio of 400:1 (Typ.) (TM). It has a viewing angle of 45/45/15/35 (Typ.)(CR10) and is in TN mode, normally white, and transmissive. The display is optimized for viewing at 6 o’clock and has a typical response time of 8 (Typ.)(Tr+Td) ms. It can display up to 262K colors with a 45% NTSC color gamut.


The backlight of the panel is a WLED type with a lifespan of 15K hours and comes with an LED driver. The display has a refresh rate of 60Hz and does not have a touchscreen. The outline shape is slim with a PCBA bent design and a thickness of less than or equal to 3.0mm. The signal interface of the panel is eDP (2 Lanes), eDP1.2 with a 30 pins connector. The panel requires a voltage supply of 3.3V (Typ.) and can operate within an environment with an operating temperature range of 0 ~ 50 °C and a storage temperature range of -20 ~ 60 °C.

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