NEC LED-VD1 user manual Appendix, Specifications, Pin Assignment RS-485, Communications Protocol

Appendix

Specifications

Product Name		LED-VD1	Notes
	Interface	DVI-D
Image Input
	Compatible	1024x768 @60Hz
	Resolutions
		DVI-D(*1)	For cascade connection of LED-VD1
Image Output	Interface	DVI-D(*2)(8 outputs)	Connect to the LED module using a dual-link
			cable
Control	Interface	RJ-45(*3)(input/output 1 system)
	Specifications	RS-485
Power Supply		100 to 240 VAC, 50/60 Hz
Power Consumption		15 W
Complied Regulatory and Guidelines		cTUVus, TUV-GS, FCC(Class-A), CE(Class-A)
Dimension		480 (W) x 98 (H) x 325 (D) mm
Weight		4.6kg(10.1lbs)
Operating	Temperature	-20˚C to 40˚C
Environment	Humidity	10% to 90% (without condensation)
Storage Environment	Temperature	-30˚C to 60˚C
	Humidity	10% to 90% (without condensation)

*1: Up to 8 LED-VD1s can be connected in a cascaded connection.

*2: Up to 25 LED modules can be connected in a cascaded connection.

*3: Include USB/RS-485 adapter. Use any commercially available LAN cable (category 5 straight-type: maximum 100 m in length).

NOTE: Technical specifications are subject to change without notice.

Pin Assignment (RS-485)

Pin No.	Signal Name
1	Not connected
2	Not connected
3	Not connected
4	DATA -
5	DATA +
6	Not connected
7	Not connected
8	Not connected

81

Communications Protocol

Baud Rate	38400 bps
Data Bit	8 bit
Parity	None
Stop Bit	1 bit
Flow Control	None

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