Product Description and Notes Page 1
Tilt Angle and Rotation
Ventilation Requirements
Display Dimensions
Front and all Sides Page 3
Back
Optional Wall Mount Dimensions (WMK-3257)
Optional Wall Mount Dimensions (WM-55UN-L)
Optional Wall Mount Dimensions (WM-55UN-P)
Optional Third Party 2x2 Wall Mount
Input Panel
Control Codes
Product Description
Type: LCD Display Screen Surface: Anti-Reflective
Resolution: 1920 x 108 0 Dimensions: 47.85 x 27.01 x 5.04 in.
Quad Resolution: 1920 x 1080 Quad Dimensions: 95.70 x 54.02 x 5.04 in.
Aspect Ratio: 16:9 Weight: 80.3 lbs
FCC: Class B Quad Weight: 321.2 lbs
Power Consumption: 255W (max) BTU’s: 870.10 BTU/hour
Quad Power Consumption: 1020W (max) Quad BTU’s: 3480.39 BTU/hour
NOTES:
This document is intended to be use d as a reference guide to supply useful information for a design or installation. It is not
intended to be a step-by step procedure for installation.
Any ceilings or walls must be strong enough to support the monitor and the installation must be in accordance with any local
building codes. All mounts should make secure contact to wood studs.
4:3 sources can be displayed on the 16:9 screen in either normal aspect ratio with bars on the left or right, or stretched horizontally
to fill the screen using the menus (see “Aspect Modes” in menus and user manual).
Distances are in inches, for millimeters multiply by 25.4.
Distances may vary ±5%.
Tilt Angle and Rotation
Below are the maximum angles that the monitor can be tilted in the landscape position only.
Landscape 20deg
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www.necdisplay.comX551UN Page 1 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Ventilation Requirements (all models)
Dimensions below are minimum required for proper ventilation.
NOTE:The ventilation space should not be covered or closed off at the front of the opening. If for some reason the opening needs to be
covered, other means of ventilation will need to be incorporated into the design. Contact NEC for design revie w and
recommendations.
www.necdisplay.comX551UN Page 2 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Display dimensions
E
E
Note: This product is not symmetrical.
www.necdisplay.comX551UN Page 3 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Display dimensions (cont.)
A
C
B
A
1.70 0.87
1.100.87
www.necdisplay.comX551UN Page 4 of 9
B
1.02 0.87
1.70 0.87
C
0.87
1.77
1.100.87
D
D
1.02 0.87
1.770.87
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Dimensions with Optional Wall Mount Kit (WMK-3257)
Note: The WMK-3257 is not intended for video wall purposes.
RATING
LABEL
www.necdisplay.comX551UN Page 5 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Dimensions with Optional Wall Mount Kit (WM-55UN-L)
www.necdisplay.comX551UN Page 6 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Dimensions with Optional Wall Mount Kit (WM-55UN-P)
www.necdisplay.comX551UN Page 7 of 9
NEC Display Solutions of America, Inc.
X551UN Installation Guide
55” LCD Display Rev 1.1
Quad Dimensions with Optional Third Party Wall Mount Kit (Peerless MIS741-A2)
NOTE: Contact your NEC rep for codes not listed.
NOTE: Use a cross/reverse/null modem cable.
Cable Connection
Communication Protocol:
Interface: RS-232C Interface: TCP/IP (Ethernet)
Communication: Asynchronous Communication Layer: Transport Layer (TCP)
Baud Rate: 9600 bps IP Address: 192.168.0.10 (Default)
Data Length: 8 bits Port Number: 7142 (Fixed)
Parity: None
Stop Bit: 1 bit
Communication Code: Hex
PC Control Connector (D-Sub 9P) LAN Connector
Transmit Data+
Transmit DataReceive Data+
Not Used
Not Used
Receive Data-
Not Used
Not Used
NOTE:
If so desired, jumper “Request to send” and “Clear to Send” together on both ends of the cable to simplify cable connection. These
connections are not required. The only connections required are pins 2 (TxD), 3 (RxD) and 5 (GND).
www.necdisplay.comX551UN Page 9 of 9
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