LJ640U34 is a 8.9" EL, EL Display screen Product from SHARP.According to SHARP's product specification sheet,LJ640U34 display has a resolution of 640×400 84PPI, Contrast Ratio is ,Viewing Angle is ,Lamp Type is ,Signal Interface is Parallel Data , 16 pins Connector,Brightness is 115 cd/m² (Typ.).Based on its characteristics, this model is recommended for application in Industrial and other products.The weight of LJ640U34 after packaging is 1.000KG.We have made every effort to minimize weighing variances; however, we cannot guarantee absolute accuracy.
How can I confirm if this screen is compatible with my mainboard? Do I need a driver?
A:
Compatibility depends on the interface (LVDS), voltage, resolution, and pinout. You need to compare the screen's datasheet with your mainboard's LVDS interface specifications. The screen itself is a plug-and-play hardware component, but your system or embedded board may need to be configured with the correct display parameters (like resolution and timing) to function properly.
Q:
What kind of backlight does this screen use, and what is its lifespan?
A:
It uses LED backlight technology. LED backlights are known for their long lifespan, typically lasting 30,000 hours or more, making them ideal for industrial environments that require long operating hours.
Q:
What is the operating temperature range for this industrial display?
A:
As an industrial-grade screen, the LJ640U34 is typically designed for a wide operating temperature range, such as -20°C to +70°C. However, please refer to the manufacturer's latest datasheet for the exact specifications.
Q:
What interface does the LJ640U34 industrial screen typically use?
A:
It typically uses an LVDS (Low-Voltage Differential Signaling) interface. Before connecting, please ensure your controller board supports LVDS output and verify the pin definitions and voltage compatibility.
Q:
What is the resolution and screen size of this LJ640U34 display?
A:
This display has an 8.9-inch screen size with a resolution of 640 (horizontal) x 400 (vertical) pixels. It's a common non-standard high-resolution screen used in industrial applications.
My package arrived at the expected date (6 days after the purchase) and in good condition
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O***********E
Sep 29, 2025
(5/5)
Very nice and sharp in the choice
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L***********A
Sep 12, 2025
(5/5)
ALL AS PLANNED OK
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a****k
Aug 28, 2025
(5/5)
Fast delivery,
Comptetive price
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Aug 25, 2025
(5/5)
Perfect and easy.
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R************z
Aug 21, 2025
(5/5)
Fast shipping, good communication, goods as described, will buy again.
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G*************i
Aug 15, 2025
(5/5)
Good price for things hard to find!
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S****j
Aug 15, 2025
(5/5)
Product arrived earlier than expected. Price was also very reasonable.
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H*******e
Aug 12, 2025
(4/5)
The communication with customer service was very smooth, the logistics speed was also fast, the product was consistent with the description, and it was a good shopping experience.
