Installation - NEC MultiSync X555UNV User Manual

Installation

This device cannot be used or installed without the Tabletop
Stand or other mounting accessory for support. For proper
installation it is strongly recommended to use a trained,
NEC authorized service person. Failure to follow NEC
standard mounting procedures could result in damage to the
equipment or injury to the user or installer. Product warranty
does not cover damage caused by improper installation.
Failure to follow these recommendations could result in
voiding the warranty.
For UN551S/UN551VS:
Monitor is protected with a sponge on the side edge of the
panel. Please peel it off before using monitor.
In order to prevent damage, please do not hit or press
strongly the side edges of the panel.
Mounting
DO NOT mount the monitor yourself. Please ask dealer.
For proper installation it is strongly recommended to use
a trained, qualifi ed technician. Please inspect the location
where the unit is to be mounted. Mounting on wall or ceiling
is the customer's responsibility. Not all walls or ceilings are
capable of supporting the weight of the unit. Product warranty
does not cover damage caused by improper installation,
remodelling, or natural disasters. Failure to comply with these
recommendations could result in voiding the warranty.
DO NOT block ventilated openings with mounting
accessories or other accessories.
For NEC Qualifi ed Personnel:
To ensure safe installation, use two or more brackets to
mount the unit. Mount the unit to at least two points on the
installation location.
Please note the following when mounting
on wall or ceiling
• When using mounting accessories other than those that
are NEC approved, they must comply with the VESA-
compatible (FDMlv1) mounting method.
• NEC recommends mounting interfaces that comply with
UL1678 standard in North America.
• NEC strongly recommends
using size M6 screws
(10-14 mm + thickness of
bracket and washer in
length). If using screws
longer than 10-14 mm,
check the depth of the hole.
(Recommended Fasten
Force: 470 - 635N•cm).
Bracket hole should be under φ 8.5 mm.
• Prior to mounting, inspect the installation location to
insure that it is strong enough to support the weight of the
unit so that the unit will be safe from harm.
• Refer to the instructions included with the mounting
equipment for detailed information.
• Make sure there is no gap between the monitor and the
bracket.
• When used in a video wall confi guration for a longer
time, slight expansion of the displays may happen due to
temperature changes. Due to this it is recommended that
over one millimeter gap is kept between adjacent display
edges.
Mounting
No gap
Unit
Bracket
Washers
No thread
4 mm
under
Screw
φ 8.5 mm
Thickness
10-14 mm
of bracket
and washers
English-5
For UN551S/UN551VS:
When used in a video wall confi guration, you may use
attached spacers or pins below position. It is possible to fi x
each monitor position with pins.
Spacers are useful for keeping gaps.
Pins are useful for alignment.
PIN SPACER
8.2 mm
1. Use a wrench for fi xing pins and spacers.
2. The tightening torque is 0.63N•m or less.
Pin instruction
You can fi x each monitor position with pins.
When you use pins, please refer to the instructions below.
1. Connect all vertical position monitors using pins.
2. Connect each vertical monitor using pins.