LCD-Monitor Chassis Model LS57BPP 570DX 570DXN SERVICE Manual TFT-LCD Monitor Feature...
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Samsung Electronics Co.,Ltd. -This Service Manual is a property of 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Gyeonggi-Do, Samsung Electronics Co., Ltd. Korea, 443-742 Any unauthorized use of Manual can be Printed in Korea punished under applicable International P/N : BN82-00135L-01 and/or domestic law.
3. Alignment and Adjustments 3 Alignment and Adjustments 3-1 Service Mode 3-1-1 Entering the Factory menu on the Main board (using REMOCON) - Power Off > MUTE > 1> 8 > 2 > Power On -When use the Factory remote control: INFO > Factory...
3. Alignment and Adjustments 3-2 Service Mode Menu Auto-Color Adjusting Adjust color by R/G/B Offset and Gain Adjust Sharpness Improving display quality Noise Reduction, Fleshtone Correction Panel lifespan and replacement frequency Adjust H,V size and position Apply Spread Spectrum Factory Reset Baudrate, nMFM operation status, Audio delay value, selection of country Check the version and date of MICOM...
3. Alignment and Adjustments - AutoColor Part PC analog Only ( 1024x768@60 16gray pattern) The Color Control properly operates only in the certain pattern with certain mode and the color warps in other patterns and modes. Also the proper color control is not supported in the mode other than XGA 60Hz.
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3. Alignment and Adjustments - Sharpness Part (1) Adjusting the sharpness of displayed image. - Sharpness Part (2) Scaling Filter Sharpness Control - Peaking Y / Peaking UV This adjusts the sharpness of luminance(Y) and color(UV). The bigger the number is in the range of 1~127, the clearer the picture is.
3. Alignment and Adjustments - Enhancers Part Adjust to display the clear and sharp image. This function is used to adjust the appropriate value for each target region. Change only when it is needed. HLE : Horizontal Large Edge Enhancer HDP : Horizontal Detail Processor HCE : Horizontal Chroma Enhancer VDP : Vertical Detail Processor...
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3. Alignment and Adjustments - Panel Info Part Display the panel use time and the number of change. Time Reset : Press the menu button on the front panel for 5 seconds. - AV Size Part AV size, position Adjustment H,V size / H,V Position...
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3. Alignment and Adjustments - Spread Spectrum/Reset Part Spread Spectrum Adjustment The application status of Spread spectrum Amplitude and Period Setting Reset : Factory Reset Reset the setting on the Service Menu to the default setting. Need to turn the Power On/Off after reset - Option/Checksum Part Option Adjustment Baudrate Speed Setting (The default value is 9600.
3. Alignment and Adjustments 3-3 DDC Input Process Connecting D-sub cable between the parallel port(printer port) of computer and Monitor. Connecting to the parallel port of computer Connecting to Monitor...
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3. Alignment and Adjustments - DDC Input Process (DDC file name : SM570DXA1.DDC / SM570DXD1.DDC) The DDC input is available after entering the Service Mode.: Cancel the DDC Protection. 1. Open the file. 2. Select Port 1 (D-SUB) / Select Port 2(DVI) 3.
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3. Alignment and Adjustments 3-5 MDC(Multi Display Control) Program_How to use - Connect the serial port of the PC and Beethoven Board with the RS232C cable. - Option in the Factory Menu : Check if BaudRate is set to 9600 A Multiple Display Control (MDC) is an application allowing various displays to be easily and simultaneously operated on a PC.
3. Alignment and Adjustments - Start-Port Selection 1. Multiple Display Control is originally set to COM1. 2. If the port other than COM 1 is used, any port between COM1 to COM4 is selectable. 3. The port connected to the monitor and serial cable needs to be assigned with the correct name for the communications.
3. Alignment and Adjustments -Input Source Control 1. Click Input Source of the main icons to display the Input Source control window. Click Select All or use Check Box to select a display to control. - Info Grid shows some basic information necessary to Input Source Control.
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3. Alignment and Adjustments -Image Size Control - Video Source 1. Click Image Size of the main icons to display the Image Size window. - Info Grid shows some basic information necessary to Image Size Control. 1) Click the Video Source tab to adjust the Image Size of AV, S-Video, TV, Component, or DVI(HDCP).
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3. Alignment and Adjustments -PIP Control - PIP Size 1. Click PIP of the main icons to display the PIP control window. - Info Grid shows some basic information necessary to PIP Size Control. 1) PIP Size Shows the current PIP Size of the display in use. 2) OFF Turns off the PIP of the selected display.
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3. Alignment and Adjustments -PIP Control - PIP Source 1. Click PIP of the main icons to display the PIP control window. - Info grid shows some basic information necessary to PIP Source Control. 1) PIP Source Click the PIP Source tab to display the PIP Source list. PIP Source can be controlled only when the power of the monitor is turned on.
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3. Alignment and Adjustments -Setting Control - Picture PC 1. Click Setting of the main icons and select the Picture PC tab to display the Setting Control window. - Info Grid shows some basic information necessary to Setting Control. When each function is selected, the set value of the selected function is displayed in the slide.
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3. Alignment and Adjustments -Setting Control - Image Lock 1. Click Settings of the main icons and select the Image tab to display the Setting Control window. - Info Grid shows some basic information necessary to Image Lock. 1) Image Lock Available only the controls for PC and BNC.
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3. Alignment and Adjustments -Maintenance Control - Lamp Control 1. Click Maintenance of the main icons and select the Scroll tab to display the Maintenance Control. 1) Screen Scroll Eliminates the afterimages that can result when the still image is displayed for prolonged periods. Use Interval to set the repeat cycle by time unit and use Second to set the repeat cycle by second unit.
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3. Alignment and Adjustments -Troubleshooting 1. The display you wish to control does not appear on the Power Control Info Grid - Check the connection of RS232C. (Check if it is properly connected to the Com1 port) - Check the displays to see if any of the other displays connected have the same ID. If more than one displays have the same ID, those displays are not properly detected by the program due to data conflict.
3. Alignment and Adjustments 3-6 Updating the program - MAIN -. How to connect 1.Connect the serial port of the PC and the input serial port of Beethoven Board with the RS232C cable. 2. Option in the Factory Menu : Check if BaudRate is set to 115200. RS-232C, a standard of serial communication, is used for the communication between a PC and a display.
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3. Alignment and Adjustments 1. Flash Download in the File Select menu Set as the figure. Chip Model : Set 2MB_CORTEZ first. 2.After the installation Connection >Set as the figure SERIAL1 COM1 115200 3-23...
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3. Alignment and Adjustments 3. 2MB Flash Isp_16_ext. Hex Click Load Config for the auto setting. 4. Select the file you want to download on Browse. 5. Press 5 to download. Turn the power of the board off/on when the download success message appears.
13 Circuit Descriptions 3 Circuit Descriptions 13-1 Main board part 13-1-1 MST3385 - TMDS Receiver - Convert the DVI input to the TMDS signal and send to the scaler. FLI8638 input DVI input PC/BNC input 13-1-2 FLI8638 - GENESIS Company Scaler IC - Video decoder, micom, Image enhancer, 3-D Comb filter functions embedded - Supports OSD and PIP...
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13 Circuit Descriptions 13-1-3 HYB25D256 - 256M DDR Memory 13-1-4 STV8257 - Sound Processor - Supports the SRS Trusurround - Lip Sync. function 13-1-5 TPA3004D2 - Sound Amp. - Receive the signal from the Sound Processor and amplify, then send to the speaker. Sound output Sound input 13-2...
11 Disassembly and Reassembly 11 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the BE40TS LCD monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 11-1 Disassembly Cautions: 1.
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11 Disassembly and Reassembly Description Picture Description 4. Remove the cables and separate the SMPS board and main board from bottom BRKT as showed the picture. 5. Remove 4 screws, and lift up BRKT and stand BRKT. Screw 6. Remove the screws between side BRKT and front cabinet, disconnect the cable of function PCB as showed left Screw...
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11 Disassembly and Reassembly Description Picture Description 7. Remove the screws from side BRKT (top-2, bottom-2) and separate the side BRKT. 11-3...
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11 Disassembly and Reassembly 11-2 Reassembly Reassembly procedures are in the reverse order of disassembly procedures. 11-4...
10 Operating Instructions and Installation POWER : Use to turn the monitor on or off. Brightness Sensor : According to the brightness of surroundings, that of monitor is changed. LED : Lights up in normal mode. It blinks in green in Power Saver mode. Remote Control Sensor: Aim the remote control towards this spot on the Monitor.
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10 Operating Instructions and Installation -Connection Terminal 4. REMOTE OUT/IN (Remote Control Port) 5. RS232C OUT/IN (RS232C Serial Port) : MDC(Multiple Device Control) Program Port 6. PC IN(RGB) (PC Video Connection Terminal) : Using D-Sub (15 Pin) Cable - PC Mode (Analog PC) 7.
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10 Operating Instructions and Installation -Connection Terminal 9. COMPONENT AUDIO IN [L-AUDIO-R] (Component Audio Connection Terminal (Input)) 10. BNC/COMPONENT OUT (BNC/Component Connection Terminal (Output)) - BNC (Analog PC) Connection : connecting R, G, B, H, V port - Component Connection : connecting PR, Y, Pb port 11.
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10 Operating Instructions and Installation -Connection Terminal 12. AV AUDIO IN [L-AUDIO-R] (Monitor Audio Connection Terminal (Input)) 13. AV OUT [VIDEO] (Video Connection Terminal) : AV mode (Output) 14. AV IN [VIDEO] (Video Connection Terminal) : AV mode (Input) 15. AV OUT [S-Video] (S-Video Connection Terminal) : S-Video mode (Output) 16.
10 Operating Instructions and Installation 10-1-2 Remote Control 1) ON / OFF Use these buttons to turn the monitor on or off. 2) MAGICNET MagicNet Quick Launch Button. 3) MDC MDC Quick Launch Button. 4) LOCK This button will activate or deactivate all function keys on both the remote control and the monitor except for the Power and LOCK buttons.
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3 Operating Instructions and Installation 14) ENTER/PRE-CH 25) DUAL/MTS This button is used to return to the immediately DUAL- previous channel. STEREO/MONO, DUAL l / DUAL ll and [This fuction does not work for this monitor.] MONO/NICAM MONO/NICAM STEREO can be 15) CH/P operated depending on broadcasting type by In TV mode, selects TV channels.
10 Operating Instructions and Installation 10-2 Installing Stand Kit Left stand Right stand Make sure to install the stand with Caution label folded backward. 1. A 'Cover-Protector' is used to protect the hole at the bottom of the monitor, where the stand is inserted. Be sure to remove the 'Cover-Protector' when attaching the provided Semi Stand or stand kit (sold sepa rately) and cover the hole using the 'Cover-Hole' when attaching the wall mount kit.
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10 Operating Instructions and Installation 10-2-1 Installing Stand Kit (sold separately) 1. A 'Cover-Protector' is used to protect the hole at the bottom of the monitor, where the stand is inserted. Be sure to remove the 'Cover-Protector' when attaching the provided Semi Stand or stand kit (sold sepa rately) and cover the hole using the 'Cover-Hole' when attaching the wall mount kit.
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10 Operating Instructions and Installation Memo 10-10...
12 PCB layout 12 PCB layout 12-1 Main PCB layout LVDS Connector ( Connect to the PANEL) Power Connector ( Connect to the SMPS) Power Connector ( Connect to the SMPS) Function Remote, RS232C PC (D-SUB/DVI/Audio) AV (Audio ,Video, S-Video), Speaker, Audio BNC/Component/Audio 12-1...
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12 PCB layout 12-2 SMPS Board layout Power Connector (Connecting to MAIN board, Relation to Lamp control) Lamp Connector (Connecting to panel inverter Lamp Connector - upper/left side) (Connecting to panel inverter - upper/right side) Power Connector (Connecting to MAIN board) Connecting to Mechanical switch Connecting to AC socket Power GND...
1 Precautions 1 Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1 Safety Precautions 1-1-1 Warnings For continued safety, do not attempt to modify the circuit board. Disconnect the AC power and DC power jack before servicing.
1 Precautions 1-2 Servicing Precautions WARNING: An electrolytic capacitor installed with the wrong polarity might explode. Caution: Before servicing units covered by this service manual, read and follow the Safety Precautions section of this manual. Note: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions.
1 Precautions 1-4 Installation Precautions 1. For safety reasons, more than two people are 5. When installing the product, leave enough space required for carrying the product. (10cm) between the product and the wall for ventilation purposes. 2. Keep the power cord away from any heat emitting A rise in temperature within the product may devices, as a melted covering may cause fire or cause fire.
2. Product Specifications 2 Product specifications 2-1 Development Background - Expansion of Wide LCD Product Market (Public facilities like airport, theater, etc.) - Improving the picture quality and enhancing the extra features compatible to the current model - Securing competitiveness with the strengthen Network Option and keeping up the user convenience 2-1-1 Fashion Feature ▶...
14 Reference Infomation 14 Reference Infomation 14-1 Set UP 14-1-1 Connecting to a Computer 1. Connect the Power cord to 220V or 110V outlet. 2. There are 3 ways to connect the signal cable to your monitor. Choose one of the followings: 2-1.Using the D-sub (Analog) connector on the video card.
14 Reference Infomation 14-1-2 Connecting to VCR 1. AV input devices like VCRs or Camcorders are connected to the AV IN [VIDEO] or AV IN [S-VIDEO] of the monitor using the S-VHS or BNC cable. 2. Connect the Audio (L) and Audio (R) terminals of a VCR or Camcorders to the monitor's AV IN [L-AUDIO-R] using audio cables.
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14 Reference Infomation 14-1-3 Connecting to VCR 1.Connect a set of audio cables between the COMPONENT AUDIO IN [L-AUDIO-R] on the Monitor and the AUDIO OUT jacks on the DVD player. 2. Connect a Component cable between the BNC/COMPONENT IN - Pr, Y, Pb port on the Monitor and the PR, Y, PB jacks on the DVD player.
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14 Reference Infomation 14-1-4 Connecting to DTV Set Top Box 1. Connect a set of audio cables between the COMPONENT AUDIO IN [L-AUDIO-R] on the LCD Display and the AUDIO OUT jacks on the Set Top Box. 2. Connect a Component cable between the BNC / COMPONENT IN -Pr, Y, Pb port on the LCD Display and the Pr, Y, Pb jacks on the Set Top Box.
14 Reference Infomation 14-1-5 Connecting Speakers 1. Tight the speakers to the set using the screws. * Mount the speakers to the set without speaker stands. 2. Connect speaker cables between the speaker connectors on the rear of the set and to the connectors on the rear of the speakers.
14 Reference Infomation 14-1-6 Connecting to an Audio System 1. Connect a set of audio cables between the AUX L, R jacks on the AUDIO SYSTEM and the MONITOR OUT [L-AUDIO-R] on the Monitor. 14-6...
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14 Reference Infomation 14-2 Terms Dot Pitch The image on a monitor is composed of red, green and blue dots. The closer the dots, the higher the reso- lution. The distance between two dots of the same color is called the 'Dot Pitch'. Unit: mm Vertical Frequency The screen must be redrawn several times per second in order to create and display an image for the user.
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14 Reference Infomation Multiple Display Control (MDC) A Multiple Display Control (MDC) is an application allowing various displays to be easily and simultaneously operated on a PC. RS-232C, a standard of serial communication, is used for the communication between a PC and a display.
14 Reference Infomation 14-3 Timing Chart The timing no. is standardized by Samsung to apply the same signal to all monitors manufactured by Samsung. 14-3-1 LCD Panel Mode: 1 mode N/I : Non-Interlaced, I : Interlaced Originator VESA Mode Name...
14 Reference Infomation 14-3-2 Supported Modes (1) Any timing modes that can be formed within the operating horizontal and vertical frequency rangerange Originator VESA VESA Mode Name VGA1 VGA2 VGA3 640/72Hz 640/75Hz Resolution (HxV) 640x350 720x400 640x480 640x480 640x480 HORIZONTAL Frequency 31.469kHz 31.469kHz...
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14 Reference Infomation Supported modes (2) (continued from previous page) Originator VESA VESA VESA VESA Mode Name 640/85Hz 640/67Hz 800/56Hz 800/60Hz 800/72Hz Resolution (HxV) 640x480 640x480 800x600 800x600 800x600 HORIZONTAL Frequency 43.269kHz 35.000kHz 35.156kHz 37.879kHz 48.077kHz ㎲ ㎲ ㎲ ㎲ ㎲...
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14 Reference Infomation Supported modes (3) (continued from previous page) Originator VESA VESA VESA VESA Mode Name 800/75Hz 800/85Hz 832/75Hz 1024/60Hz 1024/70Hz Resolution (HxV) 800x600 800x600 832x624 1024x768 1024x768 HORIZONTAL Frequency 46.875kHz 53.674kHz 49.726kHz 48.363kHz 56.476kHz ㎲ ㎲ ㎲ ㎲ ㎲...
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14 Reference Infomation Supported modes (4) (continued from previous page) Originator VESA VESA VESA VESA Mode Name 1024/75Hz 1024/85Hz 1152/75Hz 1152/75 1280/60Hz Resolution (HxV) 1024x768 1024x768 1152x864 1152x870 1280x960 HORIZONTAL Frequency 60.023kHz 68.677kHz 67.500kHz 68.681kHz 60.000kHz ㎲ ㎲ ㎲ ㎲ ㎲...
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14 Reference Infomation Supported modes (5) (continued from previous page) Originator VESA VESA VESA Mode Name 1280/60Hz 1280/75Hz 1360/60Hz Resolution (HxV) 1280x1024 1280x1024 1360x768 HORIZONTAL Frequency 63.981kHz 79.976kHz 47.712kHz ㎲ ㎲ ㎲ Total time 11.852 12.504 20.959 ㎲ ㎲ ㎲ Active time 9.259 9.481...
14 Reference Infomation 14-4 Preset Timing Modes If the signal transferred from the computer is the same as the following Preset Timing Modes, the screen will be adjusted automatically. However, if the signal differs, the screen may go blank while the power LED is on. Refer to the video card manual and adjust the screen as follows.
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14 Reference Infomation Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE Remarks LTM170EU-L15 BN07-00214A High brightness For AMLCD EU-L15 TV ZPD NEW code derivation LTM170E8-L21 BN07-00218A AMLCD LTM170E8-L21 PVA ZPD NEW code deri v ati o n LTM190EX-L21 BN07-00222A DISPLAY LCD LTM201U1-L01 BN07-00190B AMLCD 20.1"...
4 Troubleshooting 4 Troubleshooting 4-1 No Power Does 12 V appear at Check the IP Board. Pin 12V of CN602? Does DC 12V appear at Check the peripheral circuit of CN602. C653? Does 3.3V appear at Replace IC602. C622? Does DC 1.8V appear at Replace IC601.
4 Troubleshooting 4-2 No PC(D-SUB) Video Does the LED light up when Check the power port. turn on the power? Does 5V appear at Pin 9 of Check the cable connection. CN101 D-Sub? Does the waveform as the figure at Pin 6 ( H-sync) Replace IC103.
4 Troubleshooting 4-3 No DVI Video Does the LED light up when Check the power port. turn on the power? Does 5 V appear at Pin 14 and Check the cable connection. 16 of CN101 DVI port? Does the wave form as the figure Replace the main board.
4 Troubleshooting 4-4 No BNC Video Does 3.3 V appear at Press the power button and ZD109 ~ 113? check the LED. Is the cable properly Reconnect the BNC cable. connected? Does the wave form appear at Pin 6 (H-sync) Replace IC103.
4 Troubleshooting 4-5 No Component Video Does 3.3V appear at Press the power button and ZD109 ~ 113? check the LED. Does the waceform appear at Reconnect the component cable. R1011(Pr) ,R1012(Y) R1013 (Pb)? Does the TX** signal appear The scaler (IC408) is abnormal. at Pin 14 and 15 Replace the main board.
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4 Troubleshooting 4-6 No AV Video Does the LED light up when Check the power port. turn on the power? Reconnect the cable. Does the waveform at L101 Does the TX** signal appear The scaler (IC408) is abnormal. at Pin 14 and 15 Replace the main board.
8 Wiring Diagram 8 Wiring Diagram 8-1 Main Board Wiring Diagram LVDS Connector (Connect to PANEL) Power Connector (Connect to SMPS) Power Connector (Connect to SMPS) Function...
9 Schematic Diagram 9 Schematic Diagram -This Document can not be used without Samsung ’ s authorization. 9-1 Main board Schematics Diagram(Signal input)