MultiSync UN462A - Screen NEC - Free user manual and instructions
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| Product Type | Professional LCD Display |
| Screen Size | 46 inches (diagonal) |
| Resolution | 1920 x 1080 (Full HD) |
| Brightness | 500 cd/m² (typical) |
| Contrast Ratio | 4000:1 (typical) |
| Viewing Angle | 178° horizontal / 178° vertical |
| Panel Technology | IPS with direct LED backlight |
| Inputs | DisplayPort 1.2, HDMI 2.0, VGA, DVI-D, USB 2.0, RS-232C |
| Power Consumption | 110 W (typical), <0.5 W (standby) |
| Dimensions (without stand) | 1054.8 x 608.3 x 75.5 mm (W x H x D) |
| Weight (without stand) | 16.5 kg |
| VESA Mount | 400 x 200 mm |
| Usage/Application | Digital signage, control rooms, corporate AV |
| Key Features | OPS slot, built-in speakers 10W x 2, daisy chain, auto brightness control |
| Maintenance & Cleaning | Disconnect power; clean with soft, lint-free cloth; use mild detergent if needed |
| Safety | Internal temperature sensor, fanless design, UL/CSA/CE compliant |
| Spare Parts Availability | 5 years after end of production (power supply, main board, panel) |
| Repairability | Modular design; replaceable OPS module, power unit, and interface board |
| Operating Temperature | 0°C to 40°C |
| Humidity | 20% to 80% (non-condensing) |
Frequently Asked Questions - MultiSync UN462A NEC
How do I mount the NEC MultiSync UN462A on a wall?
Use a VESA 400x200 mm compatible mount. Attach the mounting brackets to the rear of the display using the provided screws, then secure the display to the wall mount. Ensure the wall can support the weight (16.5 kg).
What video inputs are available on this display?
The UN462A includes DisplayPort 1.2, HDMI 2.0, VGA, and DVI-D inputs. It also has a USB 2.0 port for firmware updates and service.
Can I daisy chain multiple displays?
Yes, the UN462A supports daisy chaining via DisplayPort output. Connect the first display's DP Out to the next display's DP In, up to 10 displays in a chain (resolution dependent).
How do I adjust the brightness automatically?
Use the Auto Brightness Control in the OSD menu. The display uses an ambient light sensor to adjust brightness based on room lighting, reducing power consumption and eye strain.
How do I clean the screen without damaging it?
Turn off the display and unplug it. Use a soft, lint-free microfiber cloth slightly dampened with water or a mild screen cleaner. Gently wipe in circular motions. Never spray liquid directly onto the screen.
What is the OPS slot used for?
The OPS (Open Pluggable Specification) slot allows you to insert a compatible computing module, turning the display into an all-in-one digital signage player without external cables.
How do I troubleshoot no power or power cycling?
Check that the power cord is securely connected. Ensure the AC outlet is working. If the display shuts off intermittently, it may be due to overheating or a faulty power supply. Verify ambient temperature is below 40°C and reduce brightness.
Can I control the display remotely?
Yes, via RS-232C serial communication or LAN (Ethernet) using NEC's control protocols. This allows integration with AV control systems for remote power, input selection, and settings.
What is the warranty period for the UN462A?
NEC offers a standard 3-year limited warranty for parts and labor. Extended warranties may be available through authorized resellers.
How do I update the firmware?
Download the latest firmware from NEC's support website. Copy it to a USB drive formatted FAT32, insert into the USB port, go to the OSD menu under Setup > Firmware Update, and follow on-screen instructions. Do not power off during update.
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