1. Before unpacking, prepare a stable, level, and clean surface near a wall outlet.
2. Set the box in an upright position and pull out the white carton locks.
3. Lift up the top cover carton.
4. Remove the ESD bag before removing the display from the bottom tray carton.
5. Remove any additional packaging, such as protective stickers, from the display panel.
Cleaning the panel
Learn how to clean the display panel.
After disconnecting the power cable, wipe contaminated parts and each part of the product screen
lightly with a dry and soft cloth.
Do not use a liquid, spray cleaners, or any abrasive cleaners to clean the LCD panel.
Washing with various cleaning agents, brighteners, abrasives, waxes, benzene, alcohol, solvent,
surface active agent, may damage the surface of the product.
Avoiding image retention
Image retention can occur when static content appears on the display panel in as little as a few hours.
Image retention is not covered under warranty. To prolong the life of your display panel, follow these
recommendations.
Replacement parts
UHD551-L Service Guide
6
020-102683-01 Rev. 1 (01-2018)
Copyright
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2018 Christie Digital Systems USA Inc. All rights reserved.