Samsung SyncMaster 2032BW Service Manual
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Samsung SyncMaster 2032BW Service Manual

Tft-lcd monitor chassis lpe20bs; lpe22bs
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See also: Owner's Manual , Manual Del Usuario
PEBBLE
SERVICE
TFT-LCD Monitor
2032BW / 2232BW
Refer to the service manual in the GSPN (see the rear cover) for the more information.
LCD-Monitor
Chassis
: LPE20BS
LPE22BS
Model
: 2032BW
2232BW
Manual
1. Precautions
2. Product specifications
3. Disassembly and Reassemble
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
7. Schematic Diagram
Contens

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Summary of Contents for Samsung SyncMaster 2032BW

  • Page 1 LCD-Monitor Chassis : LPE20BS PEBBLE LPE22BS Model : 2032BW 2232BW SERVICE Manual TFT-LCD Monitor Contens 1. Precautions 2. Product specifications 3. Disassembly and Reassemble 4. Troubleshooting 5. Exploded View & Part List 6. Wiring Diagram 7. Schematic Diagram 2032BW / 2232BW Refer to the service manual in the GSPN (see the rear cover) for the more information.

  • Page 2: Table Of Contents

    Contents 1. Precautions ......................1-1 1-1. Safety Precautions ......................1-1 1-2. Servicing Precautions ..................... 1-2 1-3. Static Electricity Precautions ..................1-2 1-4. Installation Precautions ....................1-3 2. Product specifications .................... 2-1 2-1. Feature & Specifications ....................2-1 2-2. Spec Comparison to the Old Models ................2-2 2-3.
  • Page 3 GSPN (Global Service Partner Network) Area Web Site North America http://service.samsungportal.com Latin America http://latin.samsungportal.com http://cis.samsungportal.com Europe http://europe.samsungportal.com China http://china.samsungportal.com Asia http://asia.samsungportal.com Mideast & Africa http://mea.samsungportal.com © 2007 Samsung Electronics Co.,Ltd. This Service Manual is a property of Samsung Electronics Co.,Ltd. All rights reserved. Any unauthorized use of Manual can be punished under applicable Printed in Korea International and/or domestic law. P/N: BN82-00138Y-00...

  • Page 4: Precautions

    1. Precautions 1. Precautions 1-1. Safety Precautions Follow these safety, servicing and ESD precautions to prevent damage and to protect against potential hazards such as electrical shock. 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.

  • Page 5: Servicing Precautions

    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.

  • Page 6: Installation Precautions

    1. Precautions 1-4. Installation Precautions For safety reasons, more than two people are required for carrying the product. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire.
  • Page 7 1. Precautions Memo...

  • Page 8: Product Specifications

    2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model 2032BW / 2232BW Feature Minimalism Design Something New � Boltless Model (Clean Cut & Soft Surface) � New Ball Hinge � Fast Response Time � Dynamic Contrast � Specifications Item Description Model...

  • Page 9: Spec Comparison To The Old Models

    2. Product specifications 2-2. Spec Comparison to the Old Models Model Pebble (2032BW/2232BW) Pebble (206BW/226BW) Design Resolution 1680 x 1050 1680 x 1050 Input D-Sub, DVI-D D-Sub Response Time 2ms(G to G) 2ms(G to G) Viewing Angle 160/160(CR=10) 160/160(CR=10) Brightness 300cd/m²...

  • Page 10: Accessories

    2-3. Accessories Product Description Ccde. No Remark Quick Setup Guide BH68-00376L Warranty Card BH68-00633A (Not available in all locations) Samsung Electronics Service center User’s Guide, BN59-00585T Monitor Driver D-Sub(15 Pin) Cable BN39-00244A Power Cord 3903-000042 2-4. Accessories (Sold separately) Product Description Ccde.
  • Page 11 2. Product specifications Memo...

  • Page 12: Disassembly And Reassemble

    3. Disassembly and Reassemble 3. Disassembly and Reassemble This section of the service manual describes the disassembly and reassembly procedures for the LS57BPP LCD monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1. Disassembly Cautions: 1.
  • Page 13 3. Disassembly and Reassemble Description Picture Description Screws 5. Remove the marked part from the front cover, as shown in the figure below. Caution: Do not lift the front cover over position (1), which may cause damage to it. 6. Turn the monitor so the back of it is facing upwards.
  • Page 14 3. Disassembly and Reassemble Description Picture Description Screws 10. Remove 4 screws. 11. Remove 5 screws and Lift up the Bracket Support. Bracket Support 12. Lift up the Main PCB and IB Board. 13. Main PCB and IB Board. Reassembly procedures are in the reverse order of disassembly procedures. ※...

  • Page 15: Stand

    3. Disassembly and Reassemble 3-2. Stand 3-2-1. Installing the Stand A: Monitor B: Connecting pin Caution When lifting up or moving the monitor, do not lift the monitor upside down while holding only the stand, as this may cause the monitor to fall, leading to damage or personal injury.
  • Page 16 3. Disassembly and Reassemble Description Picture Description 4. Turn the stand so mark on the connecting pin is facing the front. 5. Check the connecting part between the monitor and the stand. 6. Tilt the monitor upwards at an angle of 5 ° to 10° so that the base is closer to you than the top.

  • Page 17: Removing The Stand

    3. Disassembly and Reassemble 3-2-2. Removing the Stand Description Picture Description 1. Place a soft cloth or cushion on the table and place the monitor with the front facing downwards. 2. Hold the monitor and lean the stand upwards. 3. Hold the monitor, and then twist the stand strongly to the left and pull it out.

  • Page 18: Troubleshooting

    4. Troubleshooting 4. Troubleshooting 4-1. Troubleshooting Before troubleshooting, setup the PC ‘s display as below. • Resolution: 1280 x 1024 • H-frequency: 65 kHz • V-frequency: 60 Hz If no picture appears, make sure the power cord is correctly connected. Check the following circuits.

  • Page 19: No Power

    4. Troubleshooting 4-2. No Power When turning on the Power button after connecting the power, the LED at the front of the Symptom monitor does not operate. Check the IP board power fuse and the IP board output power. Major Check the connections for the IP board and the Main board inside the monitor.

  • Page 20: No Video (Analog)

    4. Troubleshooting 4-3. No Video (Analog) Symptom -Though the LED power turns on, the screen is blank when connecting the VGA cable. - Check the D-sub cable connections. Major - Check whether the LVDS cable is connected correctly to the panel. checkpoints - Check whether the lamp connector of the panel is connected correctly to the IP board.
  • Page 21 4. Troubleshooting 4-3-1. Circuit diagrams and waveforms (Analog) when no screen is displayed on the monitor...

  • Page 22: No Video (Dvi)

    4. Troubleshooting 4-4. No Video (DVI) Symptom - The LED power turns on but the screen is blank when the DVI cable is connected. - Check the DVI cable connections. Major - Check whether the LVDS cable is connected correctly to the panel. checkpoints - Check whether the lamp connector of the panel is connected correctly to the IP board.
  • Page 23 4. Troubleshooting 4-4-1. Circuit diagrams and waveforms (DVI) when no screen is displayed on the monitor...

  • Page 24: Faults And Corrective Actions

    4. Troubleshooting 4-5. Faults and Corrective Actions Fault Photo Symptoms and Corrective Actions Remarks Symptoms: DVI signals are not recognized. * Refer to the Training Manual for information on inputting the DVI Causes: This fault occurs when the PC does not DDC.

  • Page 25: Adjustment

    1) Enter the DDC EDID data when the AD board is replaced. 2) Download the DDC input program and the DDC file that corresponds to the model from the Quality Department of Samsung and install it using a jig as shown in the figure below, and then enter the data. MTI-2031...

  • Page 26: Service Function Spec

    4. Troubleshooting 4-6-2. Service Function Spec. Service Mode (Entering)  1. Set both the brightness and contrast to 0. 2. Hold down the <Button>(Enter, Source) button for five (5) seconds. 3. The SVC Function OSD will appear. - To exit the SVC Function OSD, you have to turn off the power. Panel Information MCU Version Checksum...
  • Page 27 4. Troubleshooting Service Mode (Replacing the Panel)  - When replacing the panel After replacing the panel, select the Panel item and then hold down the Menu button for five (5) seconds. The Ch. No. of the panel will increase by one (1) and the time information will change to 0. Service Mode (Hot plug Menu) ...

  • Page 28: How To Execute Ddc

    4. Troubleshooting How to execute DDC  1) Click the Open icon 2) Select Two EDID 3) Select a DDC file. 4) Select week 5) Click Next (OK). 6) Enter the serial number and press the Enter key. After entering the analog data, repeat the procedure above 2 to 5 times to enter digital data. ※...

  • Page 29: How To Execute Mcu Code

    4. Troubleshooting How to Execute MCU Code  1) Options Checking. -. Manufacture : MSTAR -. Device Type:TSUM16_ROM128K_ext_flash -. Communication Port: DSUB15 (Analog) -. External Memory: PMC25LV010E 2) After click the ‘LoadFile’ button , choose MCU code. 4-12...
  • Page 30 4. Troubleshooting 3) ‘Auto Program’ button choice. 4) After the Program and Verify completed, execute hard power off/on. 4-13...
  • Page 31 4. Troubleshooting Memo 4-14...

  • Page 32: Exploded View And Parts List

    5. Exploded View and Parts List 5. Exploded View and Parts List 5-1. Exploded View...

  • Page 33: Ls20Pebsfv/Edc Parts List

    5. Exploded View and Parts List 5-1-2. LS20PEBSFV/EDC Parts List Location Code.No Item & Specification Q’ty SA/SNA Remark T0003 BN96-05532A ASSY COVER P-FRONT;LS20PEW,ABS HB,BK26,H M0215 BN07-00374A LCD-PANEL;CLAA201WA04,Doppler,6bit Hi-FR M0174 BN44-00127R IP BOARD;PWI2004SP(A),PEBBLE 20”,3.2~4.2 M0014 BN94-01340L ASSY PCB MAIN-PTZ,W/W;LS20PEBSF* S.N.A M0006 BN96-05533A ASSY SHIELD P-COVER;LS20PEW,SECC,T0.8 S.N.A...
  • Page 34 5. Exploded View and Parts List 5-2. LS20PEBSFV/EDC Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark LS20PEBSFV/EDC 2032BW,WSJ1/S20P0-LPE,20,LCD-MO,NETHERLA M0001 BN90-01313A ASSY COVER FRONT;LS20PE S.N.A T0003 BN96-05532A ASSY COVER P-FRONT;LS20PEW,ABS HB,BK26,H ...3 M0081 6003-000282 SCREW-TAPTITE;BH,+,-,B,M3,L8,ZPC(BLK),SW ...3 BN61-02829A GUIDE-PANEL;PEBBLE,SECC,0.5,LS19PEB S.N.A ...3 CCM1...
  • Page 35 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 D108 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D109 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D110 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D0254 0402-000553 DIODE-SCHOTTKY;SS24/B240,40V,2000mA,DO-2 ..4 D600 0402-001614 DIODE-RECTIFIER;S1G,400V,1A,DO-214AC,TP ..4 D603 0402-001614 DIODE-RECTIFIER;S1G,400V,1A,DO-214AC,TP ..4 D111 0403-000258 DIODE-ZENER;BZX84C5V6,5.2-6V,225mW,SOT-2...
  • Page 36 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 R111 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R113 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R114 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R117 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R118 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R120 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R132 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608...
  • Page 37 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 R400 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R404 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R405 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R601 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R602 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R612 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R610 2007-000091 R-CHIP;12Kohm,5%,1/10W,TP,1608...
  • Page 38 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 C123 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C124 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C125 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C200 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C203 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C204 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C205 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608...
  • Page 39 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 C602 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C611 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C616 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C624 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C625 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C632 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C633 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216...
  • Page 40 MANUAL FLYER-WARRANTY CARD,03;comm,Samsu S.N.A ...3 ACCESSORY BH68-70448A CARD-01;TFT LCD,SRC,RUSSIA,S/W,120,W210* S.N.A ...3 ACCESSORY BN63-02368A CLOTH;LS07BTT,SUEDE,0.6,160,120 S.N.A ...3 ACCESSORY BN68-00907A MANUAL FLYER-01,CARD;COMM,SAMSUNG,18 LAN S.N.A ...3 ACCESSORY BN68-01237A MANUAL FLYER-QSG;COMM,W/W(L12),Mojo 100g S.N.A ...3 M0215 BN96-04304T ASSY MANUAL P-IB+QSG;2032GW,2232GW,2032B S.N.A ..4 BH68-00376L MANUAL FLYER-06,QSG;LCDQUICK SETUP GUIDE S.N.A...
  • Page 41 5. Exploded View and Parts List 5-3. LS22PEBSFV/EDC Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark LS22PEBSFV/EDC 2232BW,WSK1/S22P0-LPE,22,LCD-MO,NETHERLA M0001 BN90-01323A ASSY COVER FRONT;LS22PE,2232BW S.N.A T0003 BN96-05536A ASSY COVER P-FRONT;LS22PEW,ABS HB,BK26,H ...3 M0081 6003-000282 SCREW-TAPTITE;BH,+,-,B,M3,L8,ZPC(BLK),SW ...3 BN61-03222A GUIDE-PANEL;LS17PEW,SECC,T 0.5 S.N.A ...3 CCM1...
  • Page 42 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 D109 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D110 0401-001056 DIODE-SWITCHING;MMBD4148SE,100V,200mA,SO ..4 D0254 0402-000553 DIODE-SCHOTTKY;SS24/B240,40V,2000mA,DO-2 ..4 D600 0402-001614 DIODE-RECTIFIER;S1G,400V,1A,DO-214AC,TP ..4 D603 0402-001614 DIODE-RECTIFIER;S1G,400V,1A,DO-214AC,TP ..4 D111 0403-000258 DIODE-ZENER;BZX84C5V6,5.2-6V,225mW,SOT-2 ..4 D112 0403-000258 DIODE-ZENER;BZX84C5V6,5.2-6V,225mW,SOT-2...
  • Page 43 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 R114 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R117 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R118 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R120 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R132 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R202 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R203 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608...
  • Page 44 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 R601 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R602 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R612 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R610 2007-000091 R-CHIP;12Kohm,5%,1/10W,TP,1608 ..4 R402 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 ..4 R605 2007-000134 R-CHIP;33Kohm,5%,1/10W,TP,1608 ..4 R232 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608...
  • Page 45 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 C203 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C204 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C205 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C206 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C209 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C212 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 ..4 C213 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608...
  • Page 46 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 C632 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C633 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C634 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C638 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C722 2402-001081 C-AL,SMD;100uF,20%,25V,WT,TP,8.3x8.3x10 ..4 C435 2402-001128 C-AL,SMD;100μF,20%,16V,-,TP,6.3X5.7mm ..4 C629 2402-001128 C-AL,SMD;100μF,20%,16V,-,TP,6.3X5.7mm...
  • Page 47 MANUAL FLYER-WARRANTY CARD,03;comm,Samsu S.N.A ...3 ACCESSORY BH68-70448A CARD-01;TFT LCD,SRC,RUSSIA,S/W,120,W210* S.N.A ...3 ACCESSORY BN63-02368A CLOTH;LS07BTT,SUEDE,0.6,160,120 S.N.A ...3 ACCESSORY BN68-00907A MANUAL FLYER-01,CARD;COMM,SAMSUNG,18 LAN S.N.A ...3 ACCESSORY BN68-01237A MANUAL FLYER-QSG;COMM,W/W(L12),Mojo 100g S.N.A ...3 M0215 BN96-04304T ASSY MANUAL P-IB+QSG;2032GW,2232GW,2032B S.N.A ..4 BH68-00376L MANUAL FLYER-06,QSG;LCDQUICK SETUP GUIDE S.N.A...
  • Page 48 5. Exploded View and Parts List 5. Exploded View and Parts List 5-1. Exploded View...
  • Page 49 5. Exploded View and Parts List 5-1-2. LS20PEBSFV/EDC Parts List Location Code.No Item & Specification Q’ty SA/SNA Remark T0003 6902-000604 BAG WRAPPING;LDPE,T0.02,W500,L10000,TRP, 1.11 S.N.A M0215 BN07-00374A LCD-PANEL;CLAA201WA04,Doppler,6bit Hi-FR M0014 BN69-01921C BOX-01,MONITOR;LS20PED(S/M2032BW),CB,SY- 1.02 S.N.A M0013 BN96-04150D ASSY STAND P-BAR;-,PEBBLE17,-,ABS HB,BK2...
  • Page 50 BAG PE;LDPE,T0.05,W250,L400,TRP,28,2 S.N.A ...3 ACCESSORY BH68-70448A CARD-01;TFT LCD,SRC,RUSSIA,S/W,120,W210* S.N.A ...3 ACCESSORY BN63-02368A CLOTH;LS07BTT,SUEDE,0.6,160,120 S.N.A ...3 ACCESSORY BN68-00907A MANUAL FLYER-01,CARD;COMM,SAMSUNG,18 LAN S.N.A ...3 ACCESSORY BN68-01237A MANUAL FLYER-QSG;COMM,W/W(L12),Mojo 100g S.N.A ...3 M0215 BN96-04304T ASSY MANUAL P-IB+QSG;2032GW,2232GW,2032B S.N.A ..4 BH68-00376L MANUAL FLYER-06,QSG;LCDQUICK SETUP GUIDE...
  • Page 51 5. Exploded View and Parts List Level Location Code.No Item & Specification Q’ty SA/SNA Remark ..4 BN59-00585T S/W DRIVER-01,IB;2032GW,2232GW,2032BW,22 S.N.A ...3 ACCESSORY BH68-00633B MANUAL FLYER-00,WARRANTY CARD;comm,Samsu S.N.A BN98-00682D ASSY K/D-SKD,LS20PEBSFVBEDC;LS20PEBSFVBE S.N.A...

  • Page 52: Wiring Diagram

    6. Wiring Diagram 6. Wiring Diagram 6-1. Wiring Diagram Lamp wire for Panel LVDS for Panel VGA Input DVI Input Function Connector...
  • Page 53 6. Wiring Diagram 6-1-1. Wiring Diagram (Photo) IP Connector LVDS Connector (Connect to (Connect to Panel) IP-Board) RGB Connector DVI Connector (Connect to PC) (Connect to PC)

  • Page 54: Connector Functions

    6. Wiring Diagram 6-2. Connector Functions Connector Functions CN201 <-> CN601 Supplies 14V from the power board to the main board and transmits the PWM output from the power board to the inverter. * Possible problems: The No Power and Blank Screen errors may occur. CN1 ~ CN4 Transmits the lamp current (6mA ~ 7mA) generated in the inverter to the panel lamp.
  • Page 55 6. Wiring Diagram Memo...

  • Page 56: Schematic Diagram

    7. Schematic Diagram 7. Schematic Diagram 7-1. Circuit Descriptions Panel LVDS Signal Crystal SE758MRH-LF Key input (Scaler) Embeded MCU Function: Receives analog/digital inputs and scales to and outputs LVDS signals which are fit to the panel resolution. 24C08 MX25LV512 It works the same way as an old Micom (NVRAM) (Flash Memory) because it has an embedded MCU core.

  • Page 57: Schematic Diagrams

    7. Schematic Diagram 7-2. Schematic Diagrams 7-2-1. Scaler (IC200) Block...
  • Page 58 7. Schematic Diagram 7-2-2. LVDS conntor (CN400)
  • Page 59 7. Schematic Diagram 7-2-3. VGA Input (CN101), DVI Input (CN102) Block...
  • Page 60 7. Schematic Diagram 7-2-4. Function Input (CN200) Block...
  • Page 61 7. Schematic Diagram Memo...

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Syncmaster 2232bw

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