NEC LCD4020, LCD5220 Pin Assignment

English-42

Pin Assignment

1) Analog RGB input (MiniDsub15p): VGA

Pin No Name

1 Video Signal Red

2 Video Signal Green

3 Video Signal Blue

4 GND

5 DDC-GND

6 Red-GND

7 Green-GND

8 Blue-GND

9 +5V (DDC)

10 SYNC-GND

11 GND

12 DDC-SDA

13 H-SYNC

14 V-SYNC

15 DDC-SCL

2) S-VIDEO input: VIDEO

Pin No Name

1 GND

2 GND

3 Y (Luminance)

4 C (Chroma)

3) Digital RGB input (DVI-D): DVI

4) RS-232C input/output

Pin No Name

1 connected to 7&8

2 RXD

3 TXD

4 connected to 6

5 GND

6 connected to 4

7 connected to 1&8

8 connected to 1&7

9NC

Pin - Assignment of DVI connector:

1 TX2- 9 TX1- 17 TX0-

2 TX2+ 10 TX1+ 18 TX0+

3 Shield (TX2 / TX4) 11 Shield (TX1 / TX3) 19 Shield (TX0 / TX5)

4NC 12NC 20NC

5NC 13NC 21NC

6 DDC-Serial Clock 14 +5V power 22 Shield (TXC)

7 DDC-Serial Data 15 Ground 23 TXC+

8 NC 16 Hot plug detect 24 TXC-

Mini D-SUB 15P

D-SUB 9P

17 24

This LCD monitor uses RXD, TXD and GND lines for RS-232C control.

Contents

Main Index www.necdisplaysolutions.com DECLARATION OF CONFORMITY Important Information WARNING CAUTION Declaration Declaration of the Manufacturer Safety Precautions, Maintenance & Recommended Use English-3 dispose according to state, local or federal law. Recommended Use Ergonomics Contents Users Manual Mounting Please note the following when mounting on wall or ceiling Installation Mounting location Mounting on ceiling Maintenance Orientation Attaching Mounting Accessories 1. Attach Mounting Accessories Figure 1 2. Installing and removing optional table top stand 3. Ventilation Requirements 4. Prevent Tipping Control Panel Parts Name and Functions Terminal Panel Wireless Remote Control Operating Range for the Remote Control Handling the remote control 1. Determine the installation location 2. Install the remote control batteries 3. Connect external equipment (See pages 14-20) Setup Page Connections Before making connections: Wiring Diagram Connecting a Personal Computer Connect the LCD Monitor to a Personal Computer Connect the LCD Monitor to Macintosh Connecting to a Macintosh Computer Connect the LCD Monitor to a Computer with a Digital Output Connecting with Digital Interface Equipment Connecting a DVD Player with component out* Connecting a DVD Player with HDMI out* Connecting a DVD Player with SCART out* Connect the LCD Monitor to a Stereo Amplifier Connecting to a Stereo Amplifier* Basic Operation Power ON and OFF Modes Picture Mode Information OSD Using Power Management Selecting a video source* To view a video source: OSD (On-Screen-Display) Controls ADAPTIVE CONTRAST Goto Adjustment Select Return Close NOTE: Some functions may not be available depending on the model or optional equipment. English-24 PICTURE ADJUST English-25 AUDIO* SCHEDULE English-26 PIP OSD English-27 MULTI DISPLAY DISPLAY PROTECTION ADVANCED OPTION English-28 English-29 Connecting to a TV* (For U.S.) Changing the channel Connecting to a TV* (For Europe) English-33 NOTE 1: CREATING A SCHEDULE NOTE 2: IMAGE PERSISTENCE For long life use as Public Display < Image Sticking of LCD Panel > < Recommendations > English-34 Remote Control ID Function REMOTE CONTROL ID TO SET REMOTE CONTROL ID TO SET/RESET REMOTE CONTROL MODE Use the remote control to operate a monitor that has a specific MONITOR ID number assigned to it. English-35 Controlling the LCD monitor via RS-232C Remote Control Features Troubleshooting English-39 Specifications - LCD4020 English-40 Specifications - LCD4620 English-41 Specifications - LCD5220 English-42 Pin Assignment This LCD monitor uses RXD, TXD and GND lines for RS-232C control. 1) Analog RGB input (MiniDsub15p): VGA 2) S-VIDEO input: VIDEO 3) Digital RGB input (DVI-D): DVI Manufacturers Recycling and Energy Information WEEE Mark (European Directive 2002/96/EC)