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LCD-Monitor
Chassis : LS19MYN
Model : 943NW / 943NWX
Manual
SERVICE
TFT-LCD Monitor Contens
1.Precaution s
2. Product specification s
3.Disassembly and Reassembl e
4. Troubleshootin g
5. Exploded View & Part Lis t
6.W iring Diagra m
7.Schematic Diagra m
943NW / 943NWX
Refer to the service manual in the GSPN (see the rear cover) for the more information.
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Contents 1. Precautions .............................................................................................................. 1-1 1-1. Safety Precautions ......................................................................................................... 1-1 1-2. Servicing Precautions ..................................................................................................... 1-2 1-3. Static Electricity Precautions .........................................................
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GSPN (Global Service Partner Network) Area Web Site North America http://service.samsungportal.com Latin America http://latin.samsungportal.com CIS 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. ThisService Manual isa propertyof Samsung Electronics Co.,Ltd. All rights reserved. Any unauthorized use
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3. Disassembly and Assembly 3. Disassembly and Assembly This section describes the disassembly and reassembly sequences for this monitor. Warning: As this monitor has parts that are sensitive to static electricity, be careful when handling them. 3-1. SIMPLE STAND Disassembly Caution: 1. Turn the monitor off before beginning the disassembly process. 2. Disassemble the monitor carefully as directed in the following procedures. 3. When disassembling the monitor, do not use any metal tools
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3. Disassembly and Assembly Description Photo Screws 4. Remove the SHIELD-LAMP using the provided JIG. Caution: The SHIELD-LAMP is sharp. 5. Remove the LVDS, LAMP wire, FUNCTION LVDS cable, and SPEAKER cable, and then remove the SHIELD-COVER. LAMP WIRE FUNCTION 6. Remove the LCD panel.. 7. Remove the four (4) screws shown in the figure. 8. Remove the four (4) screws shown in the figure and remove the Bracket support. 3-2
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3. Disassembly and Assembly Description Photo Screws 9. Remove the main PCB and IP boards from the SHIELD-cover. ※ The assembly is in the reverse order of disassembly. 3-3
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3. Disassembly and Assembly 3-2. HAS STAND Disassembly Description Photo Screws 1. If the Stopper PIN at the back of the stand is not removed, place a soft cloth on the table and place the monitor on it, and then hold the monitor set and remove the Stopper PIN at the back of the stand. 2. Turn the monitor over. Remove the two (2) screws that hold the stand in place and then remove the stand. Caution: When removing the screws, hold the stand body with one hand so that the stand does n
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5. Exploded View & Part List 5. Exploded View & Part List 5-1. SIMPLE STAND Exploded View (LS19MYNKFZ/XBM) 5-1 T0003 M0215 M0006 M0013 M0174 M0081 M0081 T0514 BN63-03965A M0003 M0027
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5. Exploded View & Part List 5-1-1. LS19MYNKFZ/XBM Parts List (943NWX) Location No. Code No. Description & Specification Q’ty SA/SNA Remark T0003 BN96-07592B ASSY COVER P-FRONT;[Mckinley]LS19MYW,ABS 1 S.A M0215 BN07-00462A LCD-PANEL;M190A1-L07 1 S.A M0174 BN44-00121K IP BOARD;PWI1904SJ(J),MCKINLEY 943NW/BW, 1 S.A M0081 6003-000115 SCREW-TAPTITE;BH,+,B,M3,L6,ZPC(BLK),SWRC 2 S.A M0081 6003-001439 SCREW-TAPTITE;BH,+,-,S,M4,L8,ZPC(WHT),SW 1 S.N.A T0514 BN61-03557A BRACKET-SUPPORT;2043BW/NW[Mckinley]
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5. Exploded View & Part List 5-2. LS19MYNKFZ/XBM Parts List Service Bom (SA: SERVICE AVAILABLE, SNA: SERVICE NOT AVAILABLE) Level Location No. Code No. Description & Specification Q’ty SA/SNA Remark 943NWX,SAL1/S19B8-LMY,19,LCD- LS19MYNKFZ/XBM MO,ECUADOR ASSY COVER REAR;LS19MYNKBZ/XSF,CMO 0.1 M0002 BN90-01584A 1 S.N.A PANEL ASSY COVER P-REAR;LS19MYN,HIPS ..2 M0013 BN96-06380N 1 S.A HB,BK26,S ...3 M0113 BN61-01581A BRACKET-VESA;BI17/19BS,SECC,T1.0 2 S.N.A ...3 M0006 BN63-03940A COVER-REAR S
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5. Exploded View & Part List ......6 PCB BN41-00947A PCB SUB-FUNCITION;Mckinley function,FR-4 1 S.N.A 0.1 M0112 BN91-01877A ASSY SHIELD;MCKINLEY 19,LS19MYW 1 S.N.A ..2 BN63-03965A SHIELD-LAMP;943BW/NW,SPTE,T0.3,(Wide) 1 S.N.A 0.1 M0107 BN91-02069A ASSY LCD-CTZ;LS19MYN* 1 S.N.A ..2 M0215 BN07-00462A LCD-PANEL;M190A1-L07 1 S.A 0.1 M0017 BN91-02070A ASSY CHASSIS-CTZ;LS19MYNKB/XSF 1 S.N.A SCREW-TAPTITE;BH,+,B,M3,L6,ZPC(BLK),SW ..2 M0081 6003-000115 2 S.A RC SCREW-TAPTITE;BH,+,B,M3,L6,ZPC(BLK),SW ..2
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5. Exploded View & Part List TR-SMALL SIGNAL;2SC2412K,NPN,200mW,S ....4 Q205 0501-002080 1 S.A C-59 TR-SMALL SIGNAL;2SC2412K,NPN,200mW,S ....4 Q207 0501-002080 1 S.A C-59 ....4 Q409 0505-001165 FET-SILICON;SI3443BDV,P,-20V,+-4.4A,65mo 1 S.A IC-EEPROM;S-24CS08AFJ-TB- ....4 IC112 1103-001410 1 S.A 1GE,8Kbit,1Kx8, IC-POSI.FIXED REG.;NCP1117ST33T3G,SOT- ....4 T0087 1203-003695 1 S.A 22 IC-POSI.FIXED REG.;NCP1117DT18T5G,DPA ....4 T0087 1203-003696 1 S.A K,3 IC-LCD CONTROLLER;SE717M- ....4 IC109 1205-
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5. Exploded View & Part List ....4 R110 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000124 R-CHIP;2.2Kohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 1 S.A ....4 R110 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,16
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5. Exploded View & Part List ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,CHIP;100nF,10%,16V,X7R,1608 1 S.A ....4 C120 2203-005005 C-CER,C
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5. Exploded View & Part List ..2 T0376 6902-000379 BAG AIR;LDPE,T0.2,W1000,L1800,TRP,-,-- 0.001 S.N.A BAG WRAPPING;LDPE,T0.02,W500,L10000,T ..2 T0003 6902-000604 0.79 S.N.A RP, ..2 M0081 6902-000609 BAG ROLL;LDPE,T0.05,W2400,L1000,TRP,-,- 0.017 S.N.A 0.1 M0019 BN92-03163N ASSY LABEL;LS17MYAKB/XAZ 1 S.N.A 0.1 M0003 BN92-03351E ASSY BOX;LS19MYNKFZ/XBM 1 S.N.A BOX-02,MONITOR;943NWX-Simple,CB,SY- ..2 BN69-02296A 1.02 S.N.A 01,A1 0.1 M0045 BN92-03437B ASSY ACCESSORY;LS19MYNKFZ/XBM 1 S.N.A ..2 M0003 B
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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 1. For continued safety, do not attempt to modify the circuit board. 2. Disconnect the AC power and DC power jack before servicing. 1-1-2. Servicing the LCD Monitor 1. When servicing the LCD Monitor, Disconnect the AC line cord from the AC outlet. 2. It is essential that service technicians h
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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. 1-2-1 General Servicing Precautions 1. Always unplug the unit’s AC power cord
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1. Precautions 1-4. Installation Precautions 1. For safety reasons, more than two people are required for carrying the product. 2. Keep the power cord away from any heat emitting devices, as a melted covering may cause fire or electric shock. 3. Do not place the product in areas with poor ventilation such as a bookshelf or closet. The increased internal temperature may cause fire. 4. Bend the external antenna cable when connecting it to the product. This is a measure to protect it from being ex
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1. Precautions Memo 1-4
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2. Product specifications 2. Product specifications 2-1. Feature & Specifications Model 943NW / 943NWX Feature � Panel Specifications: 300 cd/m2, 5 ms, CR 1000:1, 170/160 (CR>10) � DPMS : <1W � TCO’03 � Off-Timer function for reducing standby power usages � Windows Vista authentication � Picture;a screen size desire � Supported Color Effect: Black and white/Sepia/Aqua/Green Specifications Item Description LCD Panel TFT-LCD panel, RGB vertical stripe, normally white transmissive, 19” wide View
