Samsung 713N Service Manual
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Samsung 713N Service Manual

Tft-lcd monitor
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Table of Contents

SERVICE
TFT-LCD MONITOR
Simple Stand
Pivot Stand
TFT-LCD MONITOR
Chassis
MJ17CS
MJ17CS
MJ17LS
Manual
6. Exploded View & Parts List
Model
713N
711N
721N
CONTENTS

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  • Page 1: Table Of Contents

    TFT-LCD MONITOR Chassis Model MJ17CS 713N MJ17CS 711N 721N MJ17LS SERVICE Manual TFT-LCD MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignments & Adjustments 5. Troubleshooting 6. Exploded View & Parts List Simple Stand 7. Electrical Parts List 8.

  • Page 2: Precautions

    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 (READING SHOULD board.
  • Page 3 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 4: Product Specifications

    2 Product Specifications 2-1 Specifications Item Description LCD Panel TFT-LCD panel, RGB vertical stripe, normally black transmissive, 17-Inch viewable, 0.264 (H) x 0.264 (V) mm pixel pitch Scanning Frequency Horizontal : 30 kHz ~ 81 kHz (Automatic) Vertical : 56 Hz ~ 75 Hz Display Colors 16.2 Million colors Maximum Resolution...
  • Page 5 2 Product Specifications 2 Product Specifications 2-3 Pin Assignments Sync 15-Pin D-Sub Signal Cable Connector Type Separate Composite Sync-on-green Pin No. Green Green Green + H/V Sync. Blue Blue Blue DDC Return (GND) DDC Return (GND) DDC Return (GND) GND-R GND-R GND-R GND-G...
  • Page 6 2 Product Specifications 2 Product Specifications 2-4 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals. Table 2-1 Timing Chart VESA VESA(MJ17AS*/MJ17BS*/ Mode (MJ15AS*/MJ15BS*/MJ17AS*/MJ17BS*/MJ19AS*/MJ19BS*) MJ19AS*/MJ19BS*) VGA2/ VGA3/ 1280/60 Hz 640/75 Hz 800/60 Hz...

  • Page 7: Disassembly & Reassembly

    3 Disassembly and Reassembly 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the MJ17CS TFT-LCD monitors. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions: 1.
  • Page 8 3 Disassembly and Reassembly 6. Remove 7 screws, 4 hexa screws from the boards and lift up the boards. Caution : When repairing panel only, disconnect just LVDS cable, Panel-Lamp / Wire marked in circle in the picture without removing the screws on board in order to lift the board up.

  • Page 9: Alignments & Adjustments

    4 Alignments and Adjustments 4 Alignments and Adjustments This section of the service manual explains how to use the RS232 JIG. This function is needed for AD board change and program memory (IC110) change. 4-1 Required Equipment The following equipment is necessary for adjusting the monitor: •...
  • Page 10 4 Alignments and Adjustments 4-6 Service Function Spec. 4-6-1 How to Display Service Function OSD 1. The value for brightness and contrast should be changed to zero. 2. Within 5 seconds, press the (Enter/Source) key. 3. Service function OSD will be displayed. If you want to disable the service function OSD, you will have to power off.
  • Page 11 4 Alignments and Adjustments 4-6-3 How to Control Service Function OSD •After change the panel or lamp, you must reset service function OSD. •The case of panel change After changeing the panel, press the menu key within 5 seconds,. Then, 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).
  • Page 12 4 Alignments and Adjustments Memo...

  • Page 13: Troubleshooting

    5 Troubleshooting 5 Troubleshooting 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.
  • Page 14 5 Troubleshooting Notes: 1. Before troubleshooting, setup the PC’s display as below. • Resolution: 1280 x 1024 • H-frequency: 64 kHz • V-frequency: 60 Hz 2. If no picture appears, make sure the power cord is correctly connected. 3. Check the following circuits. •...
  • Page 15 5 Troubleshooting 5-2-1 No Video (ANALOG) Check signal cable connection and power. Replace or check related X400 oscillate properly? circuit. Is there R, G, B input at Check input part. R100, R101 and R103? Is there Hsync, Vsync waveform Check IC400 and related circuit.
  • Page 16 5 Troubleshooting WAVEFORMS...
  • Page 17 5 Troubleshooting 5-2-2 No Video (DIGITAL) Check signal cable connection and power. Replace or check related X400 oscillate properly? circuit. Is there R, G, B input at Check input part. R110, R112, R114, R111, R113 and R115? Is there waveform Check input part.
  • Page 18 5 Troubleshooting WAVEFORMS...

  • Page 19: Electrical Parts List

    6 Electrical Parts List 6 Electrical Parts List -You can search for updated part codes through ITSELF web site. URL : http://itself.sec.samsung.co.kr/ 6-1 LS17MJLKS/EDC Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA LS17MJLKS/EDC 721N,SGL2/S17AK-LMJ,17,LCD-MO,NETHERLAND M0216 BN90-00486D ASSY STAND;MJ17BS/GS17VT/GS17MS,EDC...
  • Page 20 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ...3 CN101 3701-001219 CONNECTOR-DSUB;15P,3R,FEMALE,ANGLE,AUF ...3 CN330 3711-004712 HEADER-BOARD TO CABLE;BOX,9P,1R,2mm,STRA ...3 M0081 6003-000117 SCREW-TAPTITE;BH,+,-,B,M3,L6,ZPC(WHT),SW ...3 M0081 6003-000117 SCREW-TAPTITE;BH,+,-,B,M3,L6,ZPC(WHT),SW ...3 T0174 BN97-01779H ASSY SMD;LS17MJLKS* S.N.A ..4 CIS5 0202-001477 SOLDER-CREAM;LST309-M,-,D20~45§-,96.5Sn/ S.N.A...
  • Page 21 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R243 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R244 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R247 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R248 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R249 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R250 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R251 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4...
  • Page 22 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R608 2007-002899 R-CHIP;10ohm,1%,1/10W,TP,1608 ..4 R609 2007-002899 R-CHIP;10ohm,1%,1/10W,TP,1608 ..4 C416 2203-000041 C-CER,CHIP;0.01nF,0.25pF,50V,C0G,1608 ..4 C418 2203-000041 C-CER,CHIP;0.01nF,0.25pF,50V,C0G,1608 ..4 C210 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C109 2203-000236 C-CER,CHIP;0.1nF,5%,50V,C0G,1608 ..4 C106 2203-000257 C-CER,CHIP;10nF,10%,50V,X7R,1608 ..4...
  • Page 23 6 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C606 2203-005065 C-CER,CHIP;1000nF,+80-20%,10V,Y5V,1608 ..4 C614 2203-005065 C-CER,CHIP;1000nF,+80-20%,10V,Y5V,1608 ..4 C201 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C202 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C205 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C422 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C401 2402-001128 C-AL,SMD;100¥ìF,20%,16V,-,TP,6.3X5.7mm ..4...
  • Page 24 3903-000042 CBF-POWER CORD;DT,EU,FP3/YES,IEC320 C13/ ...3 T0524 6902-000110 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 BN68-00907A MANUAL FLYER-01,CARD;COMM,SAMSUNG,18 LAN S.N.A ...3 ACCESSORY BN68-01118A MANUAL-01,TCO99 CARD;COMM,W/W,Mojo 100g, S.N.A ...3 ACCESSORY BN68-01237A MANUAL FLYER-QSG;COMM,W/W(L12),Mojo 100g S.N.A ...3 M0215 BN96-03887C ASSY MANUAL P-IB+QSG;721N,-,SyncMaster,-...

  • Page 25: Block Diagram

    8 Block Diagrams 8 Block Diagram 8-1 ANALOG Block Diagram...
  • Page 26 8 Block Diagrams 8-2 DIGITAL Block Diagram...

  • Page 27: Wiring Diagram

    9 Wiring Diagram 9 Wiring Diagram...

  • Page 28: Pcb Layout

    10 PCB Layout 10 PCB Layout 10-1 MJ17CS* ANALOG PCB Loc. No. Description DIODE D100 DIODE-ZENER 60.5 16.0 D101 DIODE-SWITCHING 78.3 12.3 D103 DIODE-SWITCHING 73.6 12.2 D105 DIODE-SWITCHING 68.0 12.4 D600 DIODE-RECTIFIER 10.5 46.1 ZD200 DIODE-ZENER 107.1 11.3 ZD600 DIODE-ZENER 17.1 69.6 IC105...

  • Page 29: Schematic Diagrams

    11 Schematic Diagrams ❈ This Document can not be used without Samsung’s authorization. +5V_IN VCC_MCU +5V_IN +5V_IN VCC_MCU Vcc_PANEL_IN R200 1/16W 15" : +3.3V In 17"/19" : +5V In +3.3V_MAIN R201 OEM OPTION 1/16W C200 C201 100nF Vcc_PANEL 10000nF CN400...
  • Page 30 11 Schematic Diagrams 11-2 MJ15AS*/MJ17AS*/MJ19AS*/ MJ15BS*/MJ17BS*/MJ19BS*...

  • Page 31: Panel Description

    12 Panel Description 12 Panel Description Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE Remarks LT140X1-002 BN07-00004A BN68-00239H LT150XS-L01 BN07-00009A LT150XS-L01-B BN07-00022A LTM150XS-L02 BN07-00005A LT181E2-132 BN07-00001A LT150XS-T01 BN07-00010A LTM181E3-132 BN07-00019A LT170E2-131 BN07-10001D LT181E2-131 BN07-10001E LTM170E4-L01 BN07-00018A LTM240W1-L01 BN07-00015A LTM213U3-L01 BN07-00016A LTM150XH-L01 BN07-00026A LTM150XH-L03 BN07-00027A LTM150XS-L01...
  • Page 32 12 Panel Description Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE Remarks LTM150XH-L06 BN07-00117A "ZPD Panel code" LTM153W1-L01 BN07-00118A "ZPD Panel code" LTM170WP-L01 BN07-00119A "PVA Panel for NIKE" LTM213U4-L01 BN07-00039A 21.3" NARROW LTA260W1-L01 BN07-00121A VENUS LTA220W1-L01 BN07-00074B "Panel B-level panel code for 22"" TV Panel " LTA320W1-L01 BN07-00108A "Panel for AMLCD 32""...
  • Page 33 12 Panel Description Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE Remarks CLAA170EA07 BN07-00174A "CPT 17"" PSWG panel code derivation? CLAA170EA07 BN07-00174B CPT 17"""" PSWG type new Panel code""" CLAA170EA07 BN07-00174B CPT 17" PSWG type new Panel code TOSHIBA LTM15C419(A) BN07-00002A TOSHIBA LTM15C423(B) BN07-00006A TOSHIBA...
  • Page 34 12 Panel Description Maker VENDOR P/N PANEL_CODE PANEL_ABB STICKER_CODE Remarks HYUNDAI HT17E11-200 BN07-00049A TN MODE HYUNDAI HT17E11-300 BN07-00093A HT17E11-300 ZPD panel HYUNDAI HT17E11-400 BN07-00094A HT17E11-400 normal panel HYUNDAI HT17E11-400 BN07-00095A HT17E11-400 ZPD panel code HYUNDAI HT17E12 BN07-00096A HT17E12 ( Narow & slim Design ) HYUNDAI HT17E12 BN07-00105A...

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