Online Help FAQ

FAQs - Online Help FAQ

Always check the tail arrangement. If there are 4 lines, it is a 4-wire touch panel. If there are 5 lines, it is a 5-wire touch panel.

4-Wire: 1.4" ~ 20". You can check more detailed information from the 4-Wire Resistive page.
5-Wire: 5"~ 21". You can check more detailed information from the 5-Wire Resistive page.

Basically, Liyitec can design and produce touch panel based on customer’s needs. Below is some design guidelines:

Frame Size: Normally the outside dimensions of touch panel should be the same or smaller than LCD’s outside dimensions.
Viewing Area: This area is transparent on the touch panel. Normally LCD’s active area is smaller than touch panel’s viewing area.
Active Area: In most cases, the touch panel’s active area is 0.3 mm larger than LCD’s active area.
Bezel size: Bezel’s open area should be at least 0.3 mm larger than active area.

You can download drivers from the Download Center. Or, you can contact Liyitec's sales or technical engineers by e-mail at

4-Wire touch panel: 1~2 year
5-Wire touch panel: 1~2 years
Controller: 1 year
You can go to Warranty for more detailed information.

The operating and storage temperature of Liyitec’s standard product is as follows:
Operating Temperature: 0°C~50°C
Storage Temperature: -20°C ~70°C

Operating Temperature: -10°C~60°C
Storage Temperature: -40°C ~75°C

If you have a unique requirement for a special application, we can design different specifications based on your demand.

The standard product is developed for mass-market demand. On the contrary, the custom design product is designed for single customer’s unique requirement. Customers pay the tooling fees for a custom design product, and other customers cannot buy this product.

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