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Samsung LS17PEA 732N, Руководство по обслуживанию

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13 Circuit Descriptions

13-7

13-2-1 IP BOARD(Inverter) 

Check the 13V line

Check the power system

Yes

No

1 and 2 pins of FDM0565R

Check Protection

Normal:0.6V~0.8V

Check the IC drive

Check MOSFET

Yes

No

1 and 2 pins of FDM0565R

Check Protection

Normal:0.6V~0.8V

Check the output current

Check the OVP and OLR

circuits

Check others

Power On

No

Check the feedback 

system

No

Check any dimming 

circuit

No

Yes

Yes

Содержание LS17PEA 732N

Страница 1: ...nitor Chassis Model LS17PEA 732N LS19PEB 932B Lustrous Colorful Appearance Design Integrated UI applied Built in Scaler Sync Separator Connectivity 17 Analog 15p Dsub 19 Analog 15p Dsub Dual 24p DVI D Power Consumption 17 34W 19 38W DPMS under 1 W 230Vac ...

Страница 2: ...or written permission of Samsung Electronics Co Ltd LS17PEA LS19PEB Service Manual First edition February 2006 Printed in Korea Trademarks Samsung is the registered trademark of Samsung Electronics Co Ltd LS17PEA LS19PEB and MacMaster Cable Adapter are trademarks of Samsung Electronics Co Ltd Macintosh Power Macintosh are trademarks of Apple Computer Inc All other trademarks are the property of th...

Страница 3: ...Equipment 3 1 3 2 Automatic Color Adjustment 3 1 3 3 DDC EDID Data Input 3 1 3 4 OSD Adjustment When Replacing Panel 3 1 3 5 OSD Adjustment When Replacing Lamp Only 3 1 3 6 Service Function Spec 3 2 3 7 How to execute DDC 3 4 3 8 How to execute MCU Code 3 5 4 4 Troubleshooting 4 4 1 4 1 No Power 17 19 4 1 4 2 No Video ANALOG 17 19 4 2 4 3 No Video DIGITAL 19 4 4 5 5 Exploded View and Parts List 5 ...

Страница 4: ...on 10 1 10 1 Front 10 1 10 2 Rear 10 2 10 3 Connecting the monitor 10 3 1 11 Disassembly and Reassembly 1 11 1 11 1 Disassembly 11 1 11 2 Reassembly 11 6 1 12 PCB Diagram 1 12 1 12 1 Main PCB 17 12 1 12 2 Main PCB 19 12 2 1 13 Circuit Descriptions 1 13 1 13 1 Overall Block Structure 13 1 13 2 Trouble Shooting 13 5 13 3 IP BOARD Power Schematic Diagrams 13 8 13 4 IP BOARD Inverter Schematic Diagram...

Страница 5: ...pliances and Underwriters Laboratories UL Publication UL1410 59 7 Figure 1 1 Leakage Current Test Circuit 4 With the unit completely reassembled plug the AC line cord directly into a 120V AC outlet With the unit s AC switch first in the ON position and then OFF measure the current between a known earth ground metal water pipe conduit etc and all exposed metal parts including metal cabinets screwhe...

Страница 6: ...e AC source and turn the power switch ON Connect an insulation resistance meter 500 V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 megohm 6 Always connect a test instrument s ground lead to the instrument chassis ground before connecting the positive lead always remove the instrument s gr...

Страница 7: ...ct it from being exposed to moisture Otherwise it may cause a fire or electric shock 5 Make sure to turn the power off and unplug the power cord from the outlet before repositioning the product Also check the antenna cable or the external connectors if they are fully unplugged Damage to the cord may cause fire or electric shock 6 Keep the antenna far away from any high voltage cables and install i...

Страница 8: ...1 Precautions 1 4 Memo ...

Страница 9: ...zontal 1280 Pixels Vertical 1024 Pixels Input Signal Analog Input Sync Signal Seperate H V sync Composite H V Sync on Green Automatic synchroniza tion whitout external swith of sync type Level TTL level Maximum Pixel Clock rate 135 MHz Active Display Horizontal Vertical 337 H x 270 W mm AC power voltage Frequency AC 90 264 Volts 60 50 Hz Power Consumption 34W Max Dimensions Set W x D x H 376 0 x 1...

Страница 10: ...Seperate H V sync Composite H V Sync on Green Automatic synchroniza tion whitout external swith of sync type Level TTL level Maximum Pixel Clock rate 135 MHz Active Display Horizontal Vertical 376 3 H x 301 05 W mm AC power voltage Frequency AC 90 264 Volts 60 50 Hz Power Consumption 38W Max Dimensions Set W x D x H 418 0 x 199 0 x 418 0 mm Weight Set Package 4 0kg 5 3kg Environmental Consideratio...

Страница 11: ... 16 7M colors PC Resolution Maximum mode Input Signal Sync Signal Video Signal Power Consumption Normal Power Saving 8ms None Support 17 5ms 19 5ms None Support Deleted Magic Zone Response Time Anion Option Magic Color 34W 38W 1W 34W 38W 1W H V Separate TTL P or N 0 7 Vp p 75ohm H V Separate TTL P or N 0 7 Vp p 75ohm 1280 x 1024 60 Hz 1280 x 1024 60 Hz LS17PEA LS19PEB ...

Страница 12: ...Guide BN68 01002C AA68 00371C BN59 00585A BN39 00244B 3903 000042 BN39 00246F Sold separately Warranty Card Not available in all locations User s Guide Monitor Driver Natural Color software MagicTune software D Sub 15 Pin Cable Power Cord DVI Cable 2 5 Option Specification ...

Страница 13: ...contrast to 0 Then press the Enter Source key for 5 seconds Service function OSD will appear on screen 2 Press the key to place the cursor on the panel Press the menu key for 5 seconds 3 5 OSD Adjustment When Replacing Lamp Only 1 Adjust brightness and contrast to 0 Then press the exit key for 5 seconds Service function OSD will appear on the screen 2 Press the key Select upper lamp and press the ...

Страница 14: ...service function OSD you will have to power off Figure 2 The example of service function OSD Figure 3 Panel Information Software Version Checksum The service function OSD is based on a grid of 29 columns x 12 rows The service function OSD consists of panel information software version and MICOM checksum 3 6 2 How to Control Service Function OSD 1 With the panel selected on OSD whenever you press t...

Страница 15: ...n panel Ch No increases one step and the panel time information is reset to zero Simultaneously other information is reset to zero Upper Lower lamp Panel cycle Figure 5 6 3 6 4 How to Control Service Function OSD In the case of Upper Lamp or Lower Lamp change After changing the Upper Lamp or Lower Lamp 1 Select the Upper Lamp or Lower Lamp 2 Press the Menu key within an 5 seconds Then Ch No and ti...

Страница 16: ... Auto Color 2 EDID Input Analog and Digital 3 Check the MCU Code After change MCU Code Do Auto color 4 Factory Reset 1 Run DDC Manager MTI 2050 2 Select a DDC file name Progtam WinDDC BY SAMSUNG ELEC Co Ver 4 65 12V Modify 20050425 DDC 732N ddc or 932B ddc 3 Insert into DDC Manager Port 1 analog and make the DDC input as for the old dual model 4 Insert into DDC Manager Port 2 Digital and make the ...

Страница 17: ...serial number and press Enter Repeat this step 2 to 5 times in digital inputs after the analog input 3 8 How to execute MCU Code 1 Click Config Setting 2 Change SCL Signal at Pin Assignments 3 Set Device to Parallel 3 8 1 Program Setting Config Setting 1 2 3 ...

Страница 18: ... file 6 Write Batch command batch batch file name txt 7 Click Execute Button 8 If command is Successful Hard Power On Off until LED is Off If command is Error 1 Hard Power Off 2 Write Command forcesa 3 Click Execute Button 4 Repeat again 7 to 9 5 4 6 7 8 3 8 2 Change Batch File Path and DownLoad Code ...

Страница 19: ...ppear at Pin2 of IC602 Check IC602 and related circuit No All locations of this page includes Main PBA Notes 1 Before troubleshooting setup the PC s display as below Resolution 1024 x 768 H frequency 61 kHz V frequency 75 Hz 2 If no picture appears make sure the power cord is correctly connected 3 Check the following circuits No raster appears Function PBA Main PBA I P PBA 5V develop but no screen...

Страница 20: ...t Pin 100 1 of IC 400 Check IC400 and related circuit No 2 3 Yes Is there Hsync Vsync waveform at Pin 43 44 of IC 200 Check IC200 and related circuit No Yes Does the output signal appear at Pin 17 20 22 27 of CN400 Check CN400 and related circuit No Yes There are DC 5V at Pin 1 2 and 3 of CN400 Check PANEL_EN SIGNAL at R222 is High On High and BL_EN signal at R603 ON Low is Low No Yes Replace LCD ...

Страница 21: ...4 Troubleshooting 4 3 1 WAVEFORMS 2 3 ...

Страница 22: ...1 R102 R103 R104 and R105 Check input part Yes No Is there waveform at R106 R107 Check input part No Yes Does the output signal appear at Pin 17 20 22 27 of CN400 Check IC400 and related circuit No Yes There are DC 5V at Pin 28 29 and 30 of CN400 Check the PANEL_EN signal at R222 and BL_EN signal at R603 No Yes Replace LCD Panel 7 6 6 4 5 All locations of this page includes Main PBA ...

Страница 23: ...4 Troubleshooting 4 5 1 WAVEFORMS 5 4 6 7 ...

Страница 24: ...4 Troubleshooting 4 6 ...

Страница 25: ...rts List 5 1 5 Exploded View and Parts List You can search for updated part codes through ITSELF web site URL http itself sec samsung co kr 5 1 LS17PEA Exploded View T0003 M0215 M0174 T0514 M0006 M0013 M0013 M0013 M0014 ...

Страница 26: ... M0174 BN44 00124E IP BOARD IP 35155A P Pebble 3 0 5 0mA 1 S A M0014 BN94 01092H ASSY PCB MAIN PTZ W W PTZ W W 1 S N A T0514 BN61 02784A BRACKET SUPPORT PEBBLE SPTE 0 3 1 S N A M0006 BN96 04144A ASSY SHIELD P COVER PEBBLE17 SECC T0 8 1 S N A M0013 BN96 04141B ASSY COVER P REAR LS17PE ABS HB BK26 1 S A M0013 BN96 04149B ASSY STAND P BASE LS17PE ABS HB BK26 1 S A M0013 BN96 04150D ASSY STAND P BAR P...

Страница 27: ...5 Exploded View Parts List 5 3 5 3 LS19PEB Exploded View T0003 M0215 M0174 M0014 T0514 M0006 M0013 M0013 M0013 ...

Страница 28: ...74 BN44 00124E IP BOARD IP 35155A P Pebble 3 0 5 0mA 1 S A M0014 BN94 01092B ASSY PCB MAIN STZ W W LS19PEB SAA4 1 S N A T0514 BN61 02784A BRACKET SUPPORT PEBBLE SPTE 0 3 1 S N A M0006 BN96 04145A ASSY SHIELD P COVER PEBBLE19 SECC T0 8 1 S N A M0013 BN96 04143B ASSY COVER P REAR LS19PE ABS HB BK26 1 S A M0013 BN96 04154B ASSY STAND P BASE PEBBLE19 ABS HB BK26 1 S A M0013 BN96 04150D ASSY STAND P BA...

Страница 29: ... A 0 1 M0002 BN90 01054B ASSY COVER REAR LS17PEASB XAX 1 S N A 2 M0013 BN96 04141B ASSY COVER P REAR LS17PE ABS HB BK26 1 S A 3 M0081 6003 001003 SCREW TAPTITE BH B M4 L12 ZPC BLK SWR 4 S N A 3 T0060 BN61 02830A SPRING ETC PEBBLE SK5 1 0 LS19PEB HRC 45 1 S N A 3 CCM1 BN63 02183D COVER SHEET Rhcm PE Vinyl T0 05 680mm 20 0 45 S N A 3 M0006 BN63 02877B COVER REAR LS17PE ABS 2 6 HB BK26 1 S N A 3 M001...

Страница 30: ...007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R126 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R134 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R136 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R138 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R142 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R143 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R144 2007 000074 R CH...

Страница 31: ... 1 S A 4 R147 2007 001164 R CHIP 75ohm 1 1 10W TP 1608 1 S A 4 C302 2203 000041 C CER CHIP 0 01nF 0 25pF 50V C0G 1608 1 S A 4 C303 2203 000041 C CER CHIP 0 01nF 0 25pF 50V C0G 1608 1 S A 4 C203 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 S A 4 C126 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C127 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C128 2203 000257 C CER CHIP 10nF 10 ...

Страница 32: ...0 20 10V Y5V 1608 1 S A 4 C309 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C311 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C312 2203 005065 C CER CHIP 1000nF 80 20 10V Y5V 1608 1 S A 4 C614 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4 C621 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4 C634 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4...

Страница 33: ...ODEL BN6 1 S N A 3 M0103 BN66 00007A LEVER TOP ALL MODEL LDPE WHITE 1 S N A 3 M0102 BN66 00008A LEVER BOTTOM ALL MODEL LDPE WHITE 1 S N A 0 1 M0045 BN92 02221B ASSY ACCESSORY LS17PEASB XBM 1 S N A 2 M0114 BN39 00244B CBF SIGNAL MO15PS 15P 15P 20276 N 1830mm 1 S A 2 M0013 BN96 04149B ASSY STAND P BASE LS17PE ABS HB BK26 1 S A 3 T0524 6902 000118 BAG PE HDPE NITRON T0 02 T0 5 W210 L320 1 S N A 3 CIS...

Страница 34: ...45 0202 001492 SOLDER WIRE FLUX HSE 02 LFM48 SR 34 S 0 003 S N A 3 CN102 3701 001173 CONNECTOR DVI 24P 3R FEMALE ANGLE AUF 1 S A 3 CN101 3701 001219 CONNECTOR DSUB 15P 3R FEMALE ANGLE AUF 1 S A 3 T0510 BN97 01169B ASSY SMD MAIN LS19PEBSW EDC SAA4 1 S N A 4 SUB05 0202 001477 SOLDER CREAM LST309 M D20 45 96 5Sn 0 178 S N A 4 D100 0401 001056 DIODE SWITCHING MMBD4148SE 100V 200mA SO 1 S A 4 D101 0401...

Страница 35: ...10W TP 1608 1 S A 4 R143 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R144 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R212 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R213 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R222 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R223 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S A 4 R233 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 1 S...

Страница 36: ...0257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C129 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C130 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C131 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C201 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C202 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C300 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 S A 4 C103 2203 000...

Страница 37: ... CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4 C634 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4 C637 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V 3216 1 S A 4 C306 2402 001128 C AL SMD 100 ìF 20 16V TP 6 3X5 7mm 1 S A 4 C608 2402 001128 C AL SMD 100 ìF 20 16V TP 6 3X5 7mm 1 S A 4 C609 2402 001128 C AL SMD 100 ìF 20 16V TP 6 3X5 7mm 1 S A 4 C644 2402 001128 C AL SMD 100 ìF 20 16V TP 6 3X5 7...

Страница 38: ...LYER WARRANTY CARD comm Samsung 1 S N A 3 ACCESSORY BH68 70448A CARD 01 TFT LCD SRC RUSSIA S W 120 W210 1 S N A 3 T0059 BN68 00907A MANUAL FLYER CARD COMM SAMSUNG 18 LANG E 1 S N A 3 M0215 BN96 04304A ASSY MANUAL P IB QSG 932B 732N SyncMaste 1 S N A 4 QSG BH68 00376L MANUAL FLYER 04 QSG LCDQUICK SETUP GUIDE 1 S N A 4 IB BN59 00585A S W DRIVER 00 IB 932B 732N W W SyncMaste 1 S N A 2 BN68 01115C MAN...

Страница 39: ...7 Block Diagrams 7 1 7 Block Diagram 7 1 Power Tree ...

Страница 40: ...7 Block Diagrams 7 2 7 2 Main Board Part 17 ...

Страница 41: ...7 Block Diagrams 7 3 7 3 Main Board Part 19 ...

Страница 42: ...7 Block Diagrams 7 4 7 4 IP Board Part SMPS Part ...

Страница 43: ...7 Block Diagrams 7 5 7 5 IP Board Part Inverter Part ...

Страница 44: ...Memo 7 Block Diagrams 7 6 ...

Страница 45: ...8 Wiring Diagram 8 1 8 Wiring Diagram 8 1 Wiring Diagram 17 Connect to inverter Cable Connect to LVDS Cable Connect to D sub Cable Connect to Function Cable ...

Страница 46: ...8 Wiring Diagram 8 2 8 2 Wiring Diagram 19 Connect to inverter Cable Connect to LVDS Cable Connect to D sub Cable Connect to DVI D Cable Connect to Function Cable ...

Страница 47: ...8 3 Wiring Diagram Code No 8 Wiring Diagram 8 3 17 LVDS cable BN96 02854J 19 LVDS cable BN96 02854H IP board Main PBA Cable BP39 00028A ...

Страница 48: ...Memo 8 Wiring Diagram 8 4 ...

Страница 49: ...9 Schematic Diagrams 9 1 9 Schematic Diagrams 9 1 Schematic Diagrams 17 This Document can not be used without Samsung s authorization ...

Страница 50: ...9 2 Schematic Diagrams 19 9 Schematic Diagrams 9 2 ...

Страница 51: ... taste If this is the case adjust the brightness and con trast by using the OSD menu 2 Text For documentations or works involving heavy text 3 Internet For working with a mixture of images such as text and graphics 4 Game For watching motion pictures such as a game 5 Sport For watching motion pictures such as a sport 6 Movie For watching motion pictures such as a DVD or Video CD 7 Dynamic Contrast...

Страница 52: ...utton for turn the monitor on and off Power indicator This light glows green during normal operation and blinks green once as the monitor saves your adjustments 10 2 Rear The configuration at the back of the monitor may vary from product to product 1 Power port Connect the power cord for your monitor to the power port on the back of the monitor 2 DVI IN port Connect the DVI cable to the DVI port o...

Страница 53: ... your monitor 2 2 Connected to a Macintosh Connect the monitor to the Macintosh computer using the D SUB connection cable 2 3 In the case of an old model Macintosh you need to connect the monitor using a special Mac adapter 3 Turn on your computer and monitor If your monitor displays an image installation is complete 10 Operating Instructions and Installation 10 3 10 3 Connecting the monitor 17 Re...

Страница 54: ... 2 2 Using the DVI Digital connector on the video card Connect the DVI cable to the DVI port on the back of your monitor 2 3 Connected to a Macintosh Connect the monitor to the Macintosh computer using the D SUB connection cable 2 4 In the case of an old model Macintosh you need to connect the monitor using a special Mac adapter 3 Turn on your computer and monitor If your monitor displays an image...

Страница 55: ... 1 Disassembly Cautions 1 Disassemble stand on a flat desk 2 Disconnect the monitor from the power source before disassembly Description Picture Description 1 Place a soft cloth on the desk and place the monitor on the cloth upside down Remove the stand in the direction of the arrow 2 Turn the monitor so the front section is facing upwards Remove the marked parts from the front cover as shown in t...

Страница 56: ... shown in the figure below 1 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 Lift up and remove the back cover 7 Use the jig to remove the shield lamp Be careful Shield ...

Страница 57: ...Disassembly and Reassembly 11 3 Description Picture Description LVDS INVERTER FUNCTION LVDS INVERTER FUNCTION 19 17 8 Disconnect cables LVDS INVERTER and FUNCTION cable 9 Lift up the LCD panel 10 LCD Panel ...

Страница 58: ...11 Disassembly and Reassembly 11 4 설 설 명 사 사진 설명 11 Remove screws 17 2 screws 19 4 screws Description Picture Description 19 17 12 Remove 5 screws 13 Lift up the Bracket Support ...

Страница 59: ... Reassembly 11 5 설 설 명 사 사진 설명 Description Picture Description 14 Lift up the Main PCB and IB Board 15 Main PCB and IB Board 19 17 11 2 Reassembly Reassembly procedures are in the reverse order of disassembly procedures ...

Страница 60: ...ting 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 B Connecting pin C Stand 1 Insert the connecting pin into the stand 2 Stand the screw handles up and tighten the screws firmly by turning them 3 Place the screw handles back down ...

Страница 61: ...monitor upwards at an angle of 5 to 10 so that the base is closer to you than the top Then hold the monitor on the stand by its top parts and push them downwards You can assemble it more easily by pushing it down while wriggling it a little to the left and right 5 When the monitor is assembled correctly the straight groove line at the back of the connecting pin will not be visible when the monitor...

Страница 62: ...iption 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 4 Stand the screw handles up and unfasten the screws by turning them ...

Страница 63: ...11 Disassembly and Reassembly 11 9 설 설 명 사 사진 설명 Description Picture Description 5 Remove the connecting pin from the stand ...

Страница 64: ...11 Disassembly and Reassembly 11 10 Memo ...

Страница 65: ...12 PCB Layout 12 1 12 PCB Diagram 12 1 Main PCB 17 Scaler Flash Memory Regulator 1 8 EEPROM Analog Regulator 3 3 ...

Страница 66: ...12 PCB Layout 12 2 12 2 Main PCB 19 Scaler EEPROM Digital EEPROM Analog Flash Memory Regulator 1 8 Regulator 3 3 ...

Страница 67: ...umes power up to 37mA 1 3 The power to the panel is switched off 2 When the AD board is operating normally 2 1 The maximum power consumption of the panel lamps is described below It may vary depending on the panel manufacturer 17 4 7 5mA 650mVrms 4 4 9 19 6W 19 4 7 5mA 720mVrms 4 5 4 21 6W 2 2 The power consumption of the Panel Control board is as follows 5V 720mA 3 6W 2 3 The power consumption of...

Страница 68: ...13 Circuit Descriptions 13 2 13 1 2 Main Board Parts 17 19 ...

Страница 69: ...that are transferred to the panel in the LDVS formats 5 Crystal Oscillator Use one 14 318MHz oscilla tor externally to supply power to both MCU and Scaler at the same time 6 SCALER EEPROM I2C is a two way serial bus of two lines that supports communications across the integrated circuits as well as between FLASH and EEPROM In particular FLASH and Scaler GM5726 use the SDR direct bus for mutual com...

Страница 70: ...13 Circuit Descriptions 13 4 13 1 3 IP BOARD BLOCK POWER Parts 13 1 4 IP BOARD BLOCK INVERTER Parts ...

Страница 71: ...PROTECTION MODE 1 OVP Over Voltage Protection If the Voltage of the series capacitors C10 C15 is over the 2 0V the Inverter latched off See the Picture1 2 OLP Over Load Protection If the inverter output harness is opened No output current the base of the Q1 turns on and chage the C9 ovter 2V and then the Inverter latched off See the Picture2 ...

Страница 72: ...E Yes No 3 pin of FDM0565R Vcc system in normal HIGH Check the Vcc system Yes No 1 pin of FDM0565R Check the drain system Normal Switching Check the output current Check the main switching Check others Harness Inlet Power On No Check the feedback system No Check the protection system No Yes Yes ...

Страница 73: ... 1 and 2 pins of FDM0565R Check Protection Normal 0 6V 0 8V Check the IC drive Check MOSFET Yes No 1 and 2 pins of FDM0565R Check Protection Normal 0 6V 0 8V Check the output current Check the OVP and OLR circuits Check others Power On No Check the feedback system No Check any dimming circuit No Yes Yes ...

Страница 74: ...13 Circuit Descriptions 13 8 13 3 IP BOARD Power Schematic Diagrams ...

Страница 75: ...13 Circuit Descriptions 13 9 13 4 IP BOARD Inverter Schematic Diagrams ...

Страница 76: ...Memo 13 Circuit Descriptions 13 10 ...

Страница 77: ...ings using the OSD FINE The Fine adjustment is used to adjust visibility by controlling phase difference COARSE This adjustment adjusts the display by tuning Video clock and PLL clock DVI Digital Visual Interface This provides a high speed digital connection for visual data types that is display technology inde pendent This interface is primarily forcused at pro viding a connection between a compu...

Страница 78: ...turn is called the Interlace method The Non Interlace method is used for the majority of monitors to ensure a clear image The Interlace method is the same as that used in TVs Plug Play This is a function that provides the best quality screen for the user by allowing the computer and the monitor to exchange information automatically This monitor follows the international standard VESA DDC for the P...

Страница 79: ...ower Input 5V Self Raster GND Bi Dr Data SDA H V Sync Not Used DDC Clock SCL Red Green H V Sync Blue GND DDC Return GND GND R GND G GND B DDC Power Input 5V Self Raster GND Bi Dr Data SDA Not Used Not Used DDC Clock SCL Sync on green No Connection 5V_M Self Raster 5V_M Rx0 Rx0 NC No Connection No Connection NC RxC RxC 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 Rx2 Rx2 GND No Co...

Страница 80: ...75 Hz 640x480 800 60 Hz 800x600 800 75 Hz 800x600 1024 60 Hz 1024x768 1024 75 Hz 1024x768 VGA2 70 Hz 720 x 400 VGA3 60 Hz 640 x 480 Table 14 1 Timing Chart 31 469 31 778 3 813 1 589 26 058 0 318 59 940 16 683 0 064 0 794 15 761 0 064 26 175 Negative Negative Separate 37 500 26 667 2 032 3 810 20 317 0 508 75 000 13 333 0 080 0 427 12 800 0 027 31 500 Negative Negative Separate 37 879 26 400 3 200 ...

Страница 81: ...2 x 864 67 500 75 000 108 00 VESA 1280 x 960 60 000 60 000 108 00 VESA 1280 x 1024 63 981 60 020 108 00 VESA 1280 x 1024 79 976 75 025 135 00 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 t...

Страница 82: ...W1 L02 BN07 00062A EH Panel for 15 Wide TV SEC LTM170EU L01 BN07 00071A EJ Slim design TN SEC LTM170E5 L04 BN07 00072A EK E5 L04 6 bits FRC for IBM SEC LTA220W1 L01 BN07 00074A EL Panel for 22 TV SEC LTM170E6 L02 BN07 00075A EM AMLCD Narrow slim design 17 PVAmode SEC LTM170W1 L01 BN07 00082A EN LTM170W1 L01 ZPD panel SEC LTM170EH L01 BN07 00080A EP LTM170EH L01 ZPD panel SEC LTM170E5 L01 BN07 0008...

Страница 83: ...anelonlyforTCO03 SEC LTM240W1 L03 BN07 00134B E24 24 panel ZPD code derivation SEC LTM190E4 L01 BN07 00145B E25 AMLCD 19 ZPD Panel code derivation SEC LTM240W1 L03 BN07 00134B E26 24 panel ZPD code derivation SEC LTM150XO L01 BN07 00164A E27 AMLCD 15 XO L01 new panel development SEC LTM150XO L01 BN07 00164B E28 AMLCD 15 XO L01 ZPD code derivation SEC LTM170EU L11 BN07 00160B E29 AMLCD 17 NEW panel...

Страница 84: ...A RH L10 change except D IC ZPD TORISAN TM150XG 26L10 BN07 00090A RJ L10 NORMAL TORISAN TM190SX 70N01 BN07 00098A RK Torisan 19 Panel TORISAN TM181SX 76N01 BN07 00106A RL ZPD Panel code TORISAN TM190SX 70N01 BN07 00107A RM ZPD Panel code TORISAN TM290WX 71N31 BN07 00115A RN Color Coordinates change panel for TORISAN 29 TV TORISAN TM396WX 71N31 BN07 00116A RP Q Color Coordinates change panel for TO...

Страница 85: ... ZPD code Derivation ACER T315XW01 BN07 00194A AMZ AU 32 new ACER M170EG01 BN07 00192A ATH AU TN PSWG type new Panel code ACER M170EG01 BN07 00192B ATZ AU TN PSWG type NEW panel code derivation CHIMEI M170E3 LO1 BN07 00050A CA TN PANEL CHIMEI M150X3 L01 BN07 00051A CB COMPATIBLE CHIMEI M170E4 L01 BN07 00052A CC MVA PANEL CHIMEI M150X2 L01 BN07 00066A CD CHIME 15 I PVA PANEL CHIMEI M150X3 L01 BN07 ...

Страница 86: ...14 Reference Infomation 14 10 Memo ...

Страница 87: ... City Gyeonggi Do Korea 443 742 Printed in Korea P N BN82 00138H 00 URL http itself sec samsung co kr This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

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