XL2420Z

XL2420Z

Display & Image

Setup & Operation

Specification & Feature

Can LCD monitors be used in a 24-hour-per-day environment?

What is image sticking and how to avoid or get rid of it?

What is backlight bleed or backlight leakage?

Do I need to install the WHQL (Windows Hardware Quality Labs) driver in Windows for my BenQ monitor? Is there an updated version of the WHQL driver?

How can I check whether the monitor backlight is DC (direct current) driven or PWM (pulse width modulation) driven?

Why does my monitor have flickering?

What is the maximum ECO sensor detection range? Why does the ECO sensor on my monitor not work as intended?

Are there any hazardous substances contained in the product? If so, in which part of the product? What are the ways to reduce any risk of exposure to hazardous substances while using the product?

Are all BenQ monitors or only certain models mercury free?

Does BenQ monitor use full-array LED lighting or edge-lit LED lighting?

TOP