Index Features ....................................English-2 Important Information ................................English-3 Declaration ....................................English-5 Safety Precautions, Maintenance & Recommended Use ....................... English-6 Contents ....................................English-7 Parts Name and Functions ............................... English-8 Buttons, Switch, and Indicator ..........................English-8 Connectors and Terminals ............................English-9 Wireless Remote Control ............................English-10 How to Use the Wireless Remote Control ........................
Features High-quality LCD panel which provides a wide variety of Power-on Delay Page 51 For installations employing numerous monitors, the power- contents and messages clearly on delay function can power up the monitors sequentially with Full HD panel Page 56 delay between 2-50 seconds after the power is applied.
This device complies with Part 15 of FCC Rules. Operation is subject to the following two conditions. (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. U.S. Responsible Party: Mitsubishi Digital Electronics America, Inc. Address: 9351 Jeronimo Road, Irvine, California 92618 U.S.A.
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Important Information (continued) WARNING TO PREVENT FIRE OR SHOCK HAZARDS, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE. ALSO, DO NOT USE THIS UNIT’S POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLETS UNLESS THE PRONGS CAN BE FULLY INSERTED. REFRAIN FROM OPENING THE CABINET AS THERE ARE HIGH VOLTAGE COMPONENTS INSIDE.
This symbol mark is according to the directive 2002/96/EC Article 10 Information for users and Annex IV, and/or to the directive 2006/66/EC Article 20 Information for end-users and Annex II. Your MITSUBISHI ELECTRIC product is designed and manufactured with high quality materials and components which can be recycled and/or reused.
Safety Precautions, Maintenance & Recommended Use FOR OPTIMUM PERFORMANCE, PLEASE NOTE • Handle with care when transporting. Save packaging for THE FOLLOWING WHEN SETTING UP AND USING transporting. THE LCD COLOR MONITOR: • Please clean the holes of back cabinet to reject dirt and dust at least once a year because of set reliability.
Contents Your LCD monitor (LDT551V) comes with the following: 54.6" LCD Display Monitor MODEL Video Signal Cable (Mini D-SUB 15-pin to Mini D-SUB 15-pin Cable) User’s Manual LCD Monitor Clamper x 2 Screw for Clamper ...
Parts Name and Functions Buttons, Switch, and Indicator Front Rear Control buttons Main Power Switch PLUS (+) button Switches the main power on/off. Acts as (+) button to increase the adjustment in the OSD menu. Increases the audio output level when the OSD menu is off. Remote control sensor and Power indicator Remote control sensor: Receives the signal from the wireless MINUS (-) button...
Parts Name and Functions (continued) Connectors and Terminals Rear Left side AC IN DVI-D D-SUB D-SUB VIDEO IN Cr/Pr Cb/Pb RGB6 IN RGB1 IN RGB2 IN RGB3 IN RGB OUT RGB4 / DVD/HD IN S VIDEO IN Anti-theft lock slot You can insert a Kensington anti-theft lock key.
Parts Name and Functions (continued) Wireless Remote Control AUDIO INPUT buttons Select the audio input from [AUDIO1], [AUDIO2], [AUDIO3], [HDMI], and [OPTION]*. However, note that [VIDEO<S>] and [VIDEO] use common settings. You can select [HDMI] only when the video input source is [RGB1]. OPTION can be used when an optional module is mounted on the option slot.
Parts Name and Functions (continued) How to Use the Wireless Remote Control Operating Range of the Wireless Remote Installing and removing t he Wireless Control remote control batteries Point the wireless remote control toward the LCD monitor’s The wireless remote control is powered by 1.5 V AAA batteries. remote control sensor during button operation.
Preparation for use Flow of preparation Preparation for installation Page 13 - Determine the installation location - Ventilation requirements for enclosure mounting Carry out as necessary Installing the monitor Pages 14 to 15 - Installing and removing the stands (The stands are optionally available.) - Using the wall mount or ceiling mount - Installing in the portrait position Carry out as necessary...
Preparation for installation Install the monitor on a fl at, level, stable surface where the CAUTION: Don’t block the holes in the rear of the monitor shown in the screen is easy to view. (For installation using the option stand.) fi...
Use M8 screws (having a length 15 mm longer than the thickness of the mounting bracket) and tighten them securely. Prevent the screws from loosening using spring washers, etc. MITSUBISHI ELECTRIC recommends using mounting interface that comply with TÜV-GS and UL1678 standard in North Option stand x 2 America.
Installing the monitor (continued) Carry out as necessary Installing in the portrait position Conditions: LDT551V can be installed in the portrait position, under the following conditions: CAUTION: Portrait position is available only when the monitor is wall- mounted or ceiling-mounted. The stands (legs) can not be fi...
Installing the optional speakers Carry out as necessary Before connecting the signal cable to PC and Video Optional speakers can be installed. • • Please refer to Quick Setup Guide of the optional speakers for the detailed installation procedure. How to install the optional speakers 1.
Connection procedure Before making connections • First turn off the power of all the connected equipment before making connections. • Refer to the user manual of each piece of equipment. NOTE: Please use the audio cable without resistance when the audio output terminal of the audio device and PC is stereo mini-Jack. When the audio cable with resistance is used, the audio level may not be increased or no audio may be output.
Connection procedure (continued) Connecting with a computer (analog connection) Analog connection: • Connection via RGB3 IN (D-SUB) connector (1) Connect a signal cable (mini D-SUB 15-pin – mini D-SUB 15-pin) (accessory) to the RGB3 IN connector. (2) Select [RGB3] using the INPUT button on the monitor or the D-SUB button on the wireless remote control. •...
Connection procedure (continued) The monitor automatically distinguishes the timings shown in the table below and sets the screen information. When a PC or other device is connected, it automatically displays images properly. See the page describing AUTO SETUP/AUTO ADJUST. <Factory preset timing> Frequency Frequency Resolution...
Connection procedure (continued) Connecting a video device (component video/HDMI device) This monitor can be connected to a video device equipped with component output such as a DVD player. Refer to the user’s manual of the connected device for details. (Cables shown in the fi gure below are commercially available.) To connect a DVD player equipped with component output to the DVD/HD IN connector (YPbPr or YCbCr) on the monitor, use a •...
Connection procedure (continued) Connecting a video device (composite video/S video device)/stereo amplifi er This monitor can be connected to a stereo amplifi er. Refer to the user’s manual of the stereo amplifi er for details. (Cables shown in the fi gure below are commercially available.) •...
Prolifi c Technology Inc. Prolifi c 1. Connect the computer and the CAT5 Tx BOX (option) using Technology Inc. and Mitsubishi don’t assume any responsibility a commercially available USB cable. or liability for any damages incurred by the user.
When whites aren’t displayed as intended, adjust the RED GAIN 15-pin to Mini D-SUB 15- pin) (accessory) Monitor supporting and BLUE GAIN values. Mitsubishi CAT5 RS-232C cable 4) CAT5 RED SKEW/GREEN SKEW/BLUE SKEW (commercially available) Adjust each value so that the color deviation in the displayed...
Connecting RS-232C Carry out as necessary Monitor control via RS-232C To control this monitor from a computer via a communication, connect this monitor and the computer using an RS-232C cable (commercially available). How to connect • Turn off the main power switch of the computer and this monitor. If you make a connection while the power is on, it causes a failure of the devices.
Connecting LAN Carry out as necessary Monitor connection using LAN As shown in the illustration below, you can connect this monitor and a computer in network through a LAN hub. Connect the monitor and the LAN hub using a straight type LAN cable (commercially available). How to connect •...
Connecting a USB device Carry out as necessary Connecting multiple USB devices using the USB hub function You can connect up to four USB devices to the monitor if you connect the USB hub of this monitor to a computer with the USB cable (Standard A plug –...
Connecting the power cord to the monitor Connecting the power source • The power outlet socket should be installed as near the equipment as possible and should be easily accessible. • Fully insert the prongs into the power outlet socket. Loose connection may cause noise.
How to Use Flow of How to Using Turning on all the connected devices Page 29 Selecting the video input Page 30 Controlling the external devices Page 31 Selecting the OSD language Page 31 RGB3, RGB4, and OPTION only Auto-setup Page 32 Selecting the picture mode Page 32...
Turning on all the connected devices Power Indicator Turning on external devices Status Power ON Green 1. Turn on the connected devices such as Power OFF the computer and VCR. Power Standby when Red On “SCHEDULE” is enable Green Blinking Sleep mode Red, Green Turning on the monitor...
Selecting the video input You can select the desired video input using the wireless remote control or the INPUT button on the monitor. Select using the INPUT buttons on the wireless remote control. You can select the desired video input by pressing the corresponding INPUT button on the wireless remote control. Selectable video inputs are [RGB1] (HDMI), [RGB2] (DVI-D), [RGB3] (D-SUB), [RGB4] (BNC), [OPTION]*, [RGB6] (DISPLAY PORT), [DVD/HD] (YPbPr), [VIDEO<S>], and [VIDEO].
Controlling the external devices You can control the externally connected devices to display images supplied from them. VCR, etc. Personal computer Selecting the OSD language Select the OSD language using LANGUAGE in the CONFIGURATION1 menu of the OSD screen function. See page 47. English-31...
Auto-setup Analog inputs only The AUTO SETUP button on the wireless remote control or AUTO SETUP in the OSD menu automatically adjusts the screen size, horizontal/vertical position, clock, clock phase, white level, and black level. NOTE: The auto setup works on RGB3, RGB4, and OPTION only. Auto-setup Displaying the OSD...
Screen adjustment When images aren’t displayed properly even after the auto setup, you can alternatively adjust the screen by pressing the MENU button on the wireless remote control or the control buttons on the rear of the monitor to display the OSD menu. Using the SCREEN settings in the OSD menu, you can adjust the horizontal/vertical position, clock, clock phase, zoom mode, CUSTOM ZOOM, horizontal resolution, and vertical resolution.
Speaker setting Carry out as necessary Select the built-in speakers or the external special stereo speakers (option) in the speaker setting in the OSD menu. Display the OSD menu by pressing the MENU button on the remote controller or the control buttons on the rear of the monitor, and select the speakers in the speaker setting in the OSD menu.
U-11 Schedule setting Carry out as necessary You can program the power-on/off and input selection using the SCHEDULE setting in the OSD menu that is displayed by pressing the MENU button on the wireless remote control or the control buttons on the rear of the monitor. English-35...
U-11 Schedule setting (continued) Carry out as necessary How to set up schedule Check box Radio button When the cursor is on any of the check boxes showing the program numbers 1 to 7 on the left side of the screen, pressing the UP ) or DOWN ( ) button moves the cursor vertically and pressing the PLUS (+) or MINUS (-) buttons moves it horizontally.
U-12 Remote control Carry out as necessary RS-232C/RS-485 Remote control When the monitor is connected directly to a computer using an RS-232C cable (commercially available), the following operations can be controlled via a communication. When the monitor is connected with a computer using an optional CAT5 Kit (option), the CAT5 Tx BOX is connected to the CAT5 Rx BOX through RS-485, which makes longer-distance remote control possible.
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U-12 Remote control (continued) Carry out as necessary 3) Control sequence (1) A command is sent from the computer to the monitor. (Commands should be sent at intervals of at least 600 ms.) (2) The monitor sends a return command within 600 ms* after receiving and encoding the command. If the monitor fails to receive the command, it doesn’t send any return command.
U-12 Remote control (continued) Carry out as necessary 5) Read command The computer sends the command without datacode to the monitor. After receiving this command, the monitor returns the command with datacode including the current status to the computer. Example: When the computer asks the power status of the monitor, and the status of the monitor is powered-on. Command from computer Command from monitor Detail of command...
Confi guration and basic operation of OSD screen Confi guration of OSD screen This monitor is equipped with the OSD (On Screen Display) function for easy screen adjustment. The OSD function allows you to control the menus displayed on the screen for brightness setting and other settings. The OSD screen is confi...
Confi guration and basic operation of OSD screen (continued) Basic operation of OSD When the MENU button on the wireless remote control or the EXIT button on the monitor is pressed, the OSD screen is displayed. Select a main menu by pressing the button.
OSD screen functions PICTURE BRIGHTNESS MAGENTA You can adjust the brightness. Press the PLUS (+) button to increase the brightness. Press the MINUS (-) button to decrease the brightness. YELLOW BLUE CONTRAST You can adjust the contrast. Adjust the contrast using the PLUS (+) or MINUS (-) button to obtain a desired result.
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OSD screen functions (continued) GAMMA SELECTION You can select the gamma mode from NATIVE, S GAMMA, 2.2, 2.4, OPTION, and PROGRAMMABLE. PROGRAMMABLE can change the GAMMA characteristic curve via a computer. Contact your dealer for further details. NOTE: GAMMA is fi xed to 2.2 in the sRGB picture mode. When PROGRAMMABLE has been selected, the setting for color temperature is fi...
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OSD screen functions (continued) SCREEN H POSITION CUSTOM ZOOM You can adjust the horizontal image position. CUSTOM ZOOM becomes selectable when you set ZOOM Press the PLUS (+) button to move the image to the right. MODE to CUSTOM. Press the MINUS (-) button to move the image to the left.
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OSD screen functions (continued) AUDIO BALANCE You can adjust the balance of the right and left volumes. Press the PLUS (+) button to decrease the left volume. Press the MINUS (-) button to decrease the right volume. TREBLE You can adjust the high frequency sound.
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OSD screen functions (continued) PIP (PICTURE IN PICTURE) NOTE: The PIP and POP functions don’t work in the CUSTOM and REAL picture size modes. Refer to “PIP, POP function” for details. (See page 53.) PIP MODE PIP RESET You can select the PIP mode from PIP, POP, SBS ASPECT, You can reset all the PIP settings to the factory defaults.
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OSD screen functions (continued) CONFIGURATION1 AUTO SETUP Move Enlarged * For the RGB3, RGB4, and OPTION inputs only. Press the SET button to automatically adjust the screen size, horizontal position, vertical position, clock, clock The portion (shaded part) outside the phase, white level, and black level.
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OSD screen functions (continued) CONFIGURATION2 CAT5 CONTROL LAN SETTING * Confi gurable only when the CAT5 Rx BOX (option) is DHCP CLIENT mounted on the option slot. Select whether to use DHCP client or not. Select OFF when not using it, and select ON when using [CAT5 CABLE LENGTH] Select the cable length, and the defaults of all the IP ADDRESS...
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OSD screen functions (continued) OSD ROTATION DATE AND TIME The OSD screen is rotated. You can adjust the current date and time for the internal clock. H MIRROR V MIRROR You must set this item when using SCHEDULE. After competing the setting, be sure to press the SET button (button on page 10).
OSD screen functions (continued) ADVANCED OPTION INPUT RESOLUTION IR CONTROL * For the RGB3, RGB4, and OPTION inputs only. You can lock the wireless remote control. Select from the following two modes using the You can select the following resolutions according to the buttons and then determine the selected mode by pressing input signal: AUTO, 1024 x 768, 1280 x 768, 1360 x 768, the SET button.
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OSD screen functions (continued) HEAT STATUS ADVANCED OPTION RESET The statuses of the cooling fan, brightness, and internal Selecting ADVANCED OPTION RESET allows you to reset temperature are displayed. all OSD settings from ADVANCED OPTION settings, except NOTE: The cooling fan starts running according to the for DATE AND TIME, SCHEDULE, HDMI MODE, DVI MODE, operating temperature or when COOLING FAN is MONITOR ID, and DDC/CI.
Other functions RGB6 Picture size DISPLAY AUDIO1 AUDIO2 AUDIO3 PORT RGB1, 2, 3, 4, OPTION, RGB6 FULL NORMAL CUSTOM REAL Other inputs AUDIO1 AUDIO2 AUDIO3 DVD/HD FULL NORMAL DYNAMIC CUSTOM REAL OSD information VIDEO, VIDEO<S> FULL NORMAL DYNAMIC CUSTOM REAL RGB1, 2, 3, 4, OPTION, RGB6 RGB2 Current selection (RGB2)
Other functions (continued) PIP, POP function The following table shows the combinations of signal inputs with which the “PIP” and “POP” modes function. However, these modes do not function when the screen size is “CUSTOM” or “REAL”. Sub screen RGB6 RGB1 RGB2 RGB3...
Other functions (continued) Remote control numbering function By connecting multiple LDT551V monitors using RS-232C cables, you can control any one monitor or all the monitors by one remote controller. 1. Assign arbitrary ID number to each of multi-connected LDT551V monitors using MONITOR ID. ID numbers 1 to 26 are selectable.
NOTE: As with all display devices, MITSUBISHI ELECTRIC recommends displaying moving images and using a moving screen saver at regular intervals whenever the screen is idle or turning off the monitor when not in use.
Pin Assignment 1) Analog RGB input (Mini D-SUB 15-pin): RGB3 Pin No Name Pin No Name Mini D-SUB 15-pin Video Signal Red +5V (DDC) Video Signal Green SYNC-GND Video Signal Blue DDC-SDA DDC-GND H-SYNC Red-GND V-SYNC Green-GND DDC-SCL Blue-GND 2) Digital RGB input (HDMI): RGB1 Pin - Assignment of HDMI connector: HDMI TMDS Data2+...
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Pin Assignment (continued) 5) S-VIDEO input (MINI DIN 4-pin): VIDEO<S> MINI DIN 4-pin Pin No Name Y (Luminance) C (Chroma) 6) RS-232C input/output Pin No Name D-SUB 9-pin 7) LAN (Modular 8-pin) Pin# at RJ45 Signal Pair Orange/White stripe Modular 8-pin Orange Green/White stripe Blue...
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Sweden (Mitsubishi Electric Europe B.V. Scandinavian Branch) E-mail :projectorsales@bdt.co.nz Hammarbacken 14, Box 750, S-19127, Sollentuna, Sweden Sales Phone :+46-(0)8-6251070 Hong Kong (Mitsubishi Electric Ryoden Air-Conditioning & Visual Information :+46-(0)8-6251036 Systems (Hong Kong) Ltd.) Technical Phone :+46-(0)8-6251052 http://www.mitsubishi-ryoden.com.hk :+46-(0)8-6251036 7/F, Manulife Tower, 169 Electric Road, North Point, Hong Kong...