B173HAN04.4 Replacement LCD screen

B173HAN04.4 Replacement LCD screen

B173HAN04.4 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 FHD, 1920(H) x 1080(V) screen and 16.7M colors (RGB 8-bits data driver) with LED backlight driving circuit. All input signals are eDP interface compatible. B173HAN04.4 is designed for a display unit of notebook style personal computer and industrial machine.





B173HAN04.4 (AUO449D)

Diagonal Size

17.3 inch



Pixel Format

1920(RGB)×1080  [FHD]  127PPI


RGB Vertical Stripe

Active Area

381.888(H)×214.812(V) mm

Outline Dim.

389.89(H)×238.31(V) ×3.5(D) mm

Bezel Area


Antiglare, Hard coating (3H)


300 cd/m² (Typ.)

Contrast Ratio

800:1 (Typ.) (TM)    

View Direction


Response Time

9 (Typ.)(Tr+Td); 7 (Typ.)(G to G)

Viewing Angle

85/85/85/85 (Typ.)(CR≥10)

Operating Mode

AHVA, Normally Black, Transmissive

Support Color

16.7M   72% NTSC

Light Source

WLED , 15K hours , With LED Driver

Form Style

Flat (PCBA Flat, T3.4~4.0mm)

Designed For

Laptop Gaming

Frame Rate


Touch Panel


Interface Type

eDP (4 Lanes) , eDP1.3 , HBR2 (5.4G/lane) , 40 pins Connector

Power Supply

3.3V (Typ.)


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


B173HAN04.4 Replacement LCD screenB173HAN04.4 Replacement LCD screen

The AUO B173HAN04.4 is a 17.3-inch LCD panel designed specifically for gaming laptops. With a pixel format of 1920(RGB)×1080 and a configuration of RGB vertical stripe, it offers a high resolution of 127 PPI. The active area of the screen is 381.888mm (H) x 214.812mm (V), while the outline dimensions are 389.89mm (H) x 238.31mm (V) x 3.5mm (D).

The display features an antiglare, hard coating (3H) treatment that helps reduce reflections and provide better viewing in brightly lit environments. It has a typical brightness of 300 cd/m² and a contrast ratio of 800:1 (Typ.) (TM), offering good visibility and color accuracy. The panel uses AHVA technology and has a viewing angle of 85/85/85/85 (Typ.)(CR≥10), ensuring that the display looks good from almost any angle.

The AUO B173HAN04.4 supports 16.7 million colors and has a color gamut of 72% NTSC. The light source used in this panel is WLED and is expected to last for up to 15,000 hours, making it a durable option. The panel has a flat form style with a PCBA flat of T3.4~4.0mm, and it is designed for gaming laptops.

The panel has a high refresh rate of 144Hz, which makes it ideal for gaming, providing smoother and more fluid motion. It has an interface type of eDP (4 Lanes), eDP1.3, HBR2 (5.4G/lane), and 40 pins Connector, offering fast data transfer rates. The power supply required for this panel is 3.3V (Typ.), making it an energy-efficient option.

In terms of the environment, the operating temperature range of this panel is between 0 and 50°C, while the storage temperature range is between -20 and 60°C. Overall, the AUO B173HAN04.4 is an excellent choice for gaming laptops, offering high resolution, fast refresh rate, and a durable display with a long lifespan.


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