Remote Power Supply Rack Shelf Safety Warnings; Terminology - Christie Velvet Apex A2L Series Installation And Setup Manual

Remote Power Supply Rack Shelf safety warnings

To prevent personal injury and to protect the device from damage, read and follow these safety
precautions.
Warning! If not avoided, the following could result in death or serious injury.
• This product must be installed within a restricted access location not accessible by the general
public.
• SHOCK HAZARD! Disconnect the product from AC before installing, moving, servicing, cleaning,
removing components, or opening any enclosure.
• A minimum of two people or appropriately rated lift equipment is required to safely lift, install,
or move the product.
• A certified electrician must be present during installation to ensure the installation meets the
local electrical code.
• Install the product near an easily accessible AC receptacle.
• Hazardous voltages are present at power system inputs. The DC output, though not dangerous
in voltage, has a high short-circuit current capacity that may cause severe burns and electrical
arcing.
• SHOCK HAZARD! Power supply uses double pole/neutral fusing. Disconnect all power sources
before opening the product.
• Fuses are present in active and neutral lines of the Remote Power Supply Rack Shelf.
F1—Rated 15 A, 250 VAC
F2—Rated 15 A, 250 VAC
• Before working with live power systems, remove all metallic jewelry (such as watches, rings,
metal rimmed glasses, or necklaces) and wear safety glasses with side shields at all times during
the installation.
• Motors and fans may start without warning.
• Use insulated hand tools while working on live power systems.

Terminology

Learn about the components of the LED display system.
Term Definition
Tile A cabinet that contains several LED modules.
Array A group of connected tiles that form a larger display.
Controller Controls the LED display system array and video input source. Sometimes referred to as
the control unit.
Pixel A group of one red, one green, and one blue dot.
Subpixel A pixel is comprised of three subpixels, one for each color: red, green, and blue. Each
subpixel in LED display technology is an LED chip.
Pixel pitch Specifies the distance from the center of one pixel to the center of the next pixel.
SMD package size A technical supplier specification related to the pixel size, and denotes the size of the
surface-mounted diode (SMD) itself.
Velvet LED Display System Installation and Setup Guide–Apex A2L Series
020-102873-01 Rev. 1 (06-2018)
Copyright 2018 Christie Digital Systems USA, Inc. All rights reserved.
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