Before Calling Service, English-30 | NEC E552, E422, E462, E322

Before Calling Service

Please make these simple checks before calling service. These tips may save you time and money as charges for receiver installation and adjustments of customer controls are not covered under your warranty.

Symptoms	Items To Check And Actions To Follow
“Ghost ” or double	•	This may be caused by an obstruction to the
image when using		antenna due to high rise buildings or hills. Using a
the tuner		highly directional antenna may improve the picture.
	• Check to see if the display’s AC power cord is
No power		plugged into the outlet.
No power	•	Unplug the display and after 60 seconds reinsert
	•	Unplug the display and after 60 seconds reinsert
		the plug into the outlet and power on the display.
	•	At the rear of the display make sure the antenna
		connection is properly attached.
	•	Check to see if there is a station broadcast problem
No picture		by trying multiple channels.
No picture	•	Adjust the contrast and brightness settings.
	•	Adjust the contrast and brightness settings.
	•	Check the Closed Caption settings as some text
		modes may block the visibility of the images on the
		display.
Good picture but no	•	Increase the VOLUME.
Good picture but no	•	Confirm that the display is not muted by pressing
sound	•	Confirm that the display is not muted by pressing
sound		the MUTE button on the remote control.
		the MUTE button on the remote control.
Good sound but poor	•	Adjust the contrast, color and brightness settings.
color
	•	Poor picture quality may occur when an activated
Poor picture		S-VHS camera or camcorder is connected to your
Poor picture		display and another peripheral at the same time.
		display and another peripheral at the same time.
		Switch off one of the peripherals.
Snowy picture and
noise when using the	•	Check the antenna connection and signal.
tuner
	•	This may be caused by electrical interference (e.g.
Presence of a		hairdryer, nearby neon lights, etc.).
horizontal dotted line	•	Power cycle the equipment by turning off and then
		turning back on.
	•	Determine if the batteries are working and replace
		batteries if necessary.
Display not	•	Clean the remote control sensor lens on the
Display not		display.
responding via the		display.
responding via the	•	If necessary, utilize the buttons located on the side
remote control	•	If necessary, utilize the buttons located on the side
remote control		of the display.
		of the display.
	•	Select the TV mode to ensure your remote control
		is set in the TV mode.

English-30

E552, E462, E322, E422 specifications

NEC’s E series, encompassing models E422, E322, E462, and E552, represents a versatile lineup of commercial display solutions designed to meet a wide range of business needs. These models are ideal for varied environments, from retail displays to corporate settings, offering robust performance and reliability.

Starting with the NEC E422, this 42-inch display features a full HD resolution of 1920 x 1080, ensuring that visual content is sharp and vibrant. It utilizes LED backlighting technology, which contributes to lower energy consumption and improved color consistency. The E422 is equipped with a variety of input options, including HDMI and DisplayPort, making it easy to connect to various digital sources. Its lightweight design allows for easy installation, and with a slim bezel, it provides a modern aesthetic suitable for any space.

Moving on to the E322, this 32-inch model shares many characteristics with the E422 while being more compact. With the same full HD resolution, the E322 maintains high image quality, but it's particularly suited for environments where space is a premium. It includes built-in speakers, enhancing its functionality for presentations or media playback. The display’s ability to operate 24/7 makes it an excellent choice for high-traffic locations.

The E462 ups the ante with a larger 46-inch display. Like its siblings, it features full HD resolution and utilizes advanced LED technology for bright, striking images. The E462 comes with extensive connectivity options, including USB media playback, allowing users to easily display content without a separate device. With a high contrast ratio, this model excels in delivering deep blacks and vibrant colors, making it perfect for dynamic content.

Finally, the E552 takes it a step further with a generous 55-inch screen. This display is aimed at the deepest engagement, making it ideal for advertising and informational displays in large venues. The E552 boasts a robust build quality, designed for continuous operation and featuring enhanced thermal management to ensure longevity. The display supports Full HD as well, ensuring that content appears lifelike.

All models feature NEC's advanced DisplayNote collaboration technology, allowing for interactive presentations and seamless content sharing. Collectively, the NEC E series displays offer a range of sizes and features that cater to the diverse needs of businesses, ensuring stunning visuals, reliable operations, and exceptional value across various applications.