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Samsung LRT19US Service Manual

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SERVICE
TFT-LCD MONITOR
TFT-LCD MONITOR
Chassis
LRT19US
Manual
CONTENTS
3. Disassembly & Reassembly
7. Electrical Parts List
9. Wiring Diagram
10. PCB Layout
11. Schematic Diagrams
12. Panel Description
Model
931MP
932MP

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Table of Contents

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   Summary of Contents for Samsung LRT19US

  • Page 1: Table Of Contents

    TFT-LCD MONITOR Chassis Model LRT19US 931MP 932MP SERVICE Manual TFT-LCD MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignment & Adjustments 5. Troubleshooting 6. Exploded View & Parts List 7. Electrical Parts List 8. Block Diagram 9.
  • Page 2 Samsung Electronics Co.,Ltd. This Service Manual is a property of 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Kyungki- Samsung Electronics Co., Ltd. Do, Korea, 443-742 Any unauthorized use of Manual can be Printed in Korea punished under applicable International P/N : BN82-00121C-00 and/or domestic law.
  • Page 3: 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. NOT BE ABOVE 0.5mA) Disconnect the AC power and DC Power Jack before servicing.
  • Page 4: 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 5 10 PCB Layout 10-1 Main PCB Layout 10-1...
  • Page 6 10 PCB Layout Loc. No. Description Loc. No. Description DIODE ZD716 DIODE-ZENER 197.6 10.8 ZD717 DIODE-ZENER 195.6 15.6 D100 DIODE-RECTIFIER 56.4 20.4 D101 DIODE-SWITCHING 70.7 13.1 D102 DIODE-SWITCHING 75.4 13.1 D103 DIODE-SWITCHING 79.7 13.1 IC100 IC-EEPROM 50.8 21.2 D104 DIODE-SWITCHING 24.9 18.6 IC101...
  • Page 7 D104 MMBD4148SE C114 1.5nF C115 1.5nF 50V D105 MMBD4148SE D106 ZD106 MMBD4148SE BZX84C5V6LT1 ZD103 ZD107 BZX84C5V6LT1 D111 ZD104 MMBD4148SE MMBD4148SE D107 MMBD4148SE D101 MMBD4148SE D108 MMBD4148SE D102 D109 MMBD4148SE MMBD4148SE D103 D110 MMBD4148SE R104 SHORT...
  • Page 9 gmFSVREF gmDVI3.3 gmCORE1.8 gmIO3.3 gmLBADC3.3 gmDDR2.5 gmLVDSA3.3 gmLVDS3.3 gmDVI1.8 gmADC1.8 gmPLL3.3 gmLVDSB3.3 gmDVI3.3 gmADC3.3 R400 SCL_DDC_D DVI_SCL R401 SDA_DDC_D DVI_SDA FSDATA(0:31) FSDATA(0) RA400 RX0+ FSDATA0 FSDATA(1) RX0_ FSDATA1 RX0- FSDATA(2) FSDATA2 RX1+ FSDATA(3) RX1_ FSDATA3 RX1- RA401 FSDATA(4) FSDATA4 RX2+ SUPLECODE FSDATA(5) RX2_...
  • Page 10 FSADDR(0) FSDATA(2) FSADDR(1) VSSQ_9 FSADDR(2) FSDATA(1) FSADDR(3) FSDATA(0) VDD_2 VDD_4 FSADDR(10) VDDQ_10 FSADDR(11) VSSQ_8 NC11 NC10 FSADDR(9) VDDQ_9 VSS_2 VSS_4 FSADDR(4) DQ31 FSDATA(31) FSADDR(5) DQ30 FSDATA(30) FSADDR(6) VSSQ_7 FSADDR(7) DQ29 FSDATA(29) FSADDR(8) R4061 4.7K R4057 4.7K R4058 4.7K R4060 4.7K R4059 R4056 SHORT R4062...
  • Page 12 BZX84C16 ZD716 BZX84C16 ZD717 R754 R752 R753 C719 C720 1.5nF C718 1.5nF ZD715 R730 ZD714 R729 ZD713 R733 R734 R736 R735 R740 R738 R739 4.3K R737 C715 C716 R731 R732 ZD704 4.7K R700 ZD705 4.7K R701 ZD706 4.7K R703 ZD707 ZD708 ZD709 ZD710...
  • Page 13 SHORTR7082 D700 L720 3.3UH R769 R767 R766 C747 100nF C7049 82uF PWMV GOUT DFVBL ROUT R7026 R774 SHORT SDA_3 SVMOUT VSUP5.0BE R776 SHORT R7027 SCL_3 R777 SHORT R778 SHORT R779 SHORT FBIN GNDM SENSE RSW1 RSW 2 SHORT R7032 6.8K R781 EllC_SDA3 VERT -...
  • Page 15 GN D AVDD AVDD AVDD R7052 CLAMP 100nF C7000 MIDSC V FIELD R7078 VSOUT PVDD R7079 SOGOU PVDD R7080 HSOUT FILT R7081 VSYNC0 HSYNC0 RA713 R7053 VSYNC1 R7054 HSYNC1 GM_VR(7) R7055 R[7] COAST GM_VR(6) R[6] GM_VR(5) R[5] GN D GM_VR(4) R[4] DVDD GM_VR(3)
  • Page 16 100nF C510 BSLN_1 BSRN_2 PVCCL_1 PVCCR_4 PVCCL_2 PVCCR_3 LOUTP_1 ROUTN_2 LOUTP_2 ROUTN_1 PGNDL_1 PGNDR_2 PGNDL_2 PGNDR_1 LOUTP_3 ROUTP_2 ROUTP_1 LOUTP_4 PVCCR_2 PVCCL_3 23 PVCCL_4 PVCCR_1 BSLP_1 BSRP_2 C508 100nF...
  • Page 18 MGND2 MGND 1 R627 4.7K R623 SHORT 1/16W R619 R618 4.7K U1914...
  • Page 21: Product Specifications

    2 Product Specifications 2 Product Specifications 2-1 Specifications Item Description LCD Panel TFT-LCD panel, RGB vertical stripe, normally black, 19-Inch viewable, 0.294 mm pixel pitch Scanning Frequency Horizontal : 31 kHz ~ 81 kHz (Automatic) Vertical : 56 Hz ~ 75 Hz (Automatic) Display Colors 16.7 Million colors Maximum Resolution...
  • Page 22: Pin Assignments

    2 Product Specifications 2-2 Pin Assignments Sync 15 Pin signal cable connector Type Separate H/V Composite H/V Pin No. Green Green Blue Blue No Connection No Connection GND (DDC Return) GND (DDC Return) GND-Red GND-Red GND-Green GND-Green GND-Blue GND-Blue No Connection No Connection GND-Sync/Self Test GND-Sync/Self Test...
  • Page 23: Timing Chart

    2 Product Specifications 2-3 Timing Chart The timing no. is standardizde by Samsung to apply the same signal to all monitors manufactured by Sam sung 2-3-1 LCD Panel Mode : 1 mode N/I : Non-Interlaced, I : Interlaced ❇ Table 2-1 Timing Chart...
  • Page 24 2 Product Specifications 2-3-2 Supported Modes (1) Any timing modes that can be formed within the operating horizontal and vertical frquency range. Table 2-2 Timing Chart...
  • Page 25 2 Product Specifications 2-3-3 Supported Modes (2) (continued from previous page) Table 2-3 Timing Chart...
  • Page 26 2 Product Specifications 2-3-4 Supported Modes (3) (continued from previous page) Table 2-4 Timing Chart...
  • Page 27 2 Product Specifications 2-3-5 Supported Modes (4) (continued from previous page) Table 2-5 Timing Chart...
  • Page 28 2 Product Specifications Memo...
  • Page 29: Alignment & Adjustments

    4 Alignments and Adjustments This section describes to adjust LCD monitor after replacing EEPROM, Main PBA or Panel. 4-1 DDC jig installation Monitor (need to adjust) Parallel Cable (25Pin) MTI-2031 PC system DDC Manager (to input DDC data) Signal Cable * Please use DVI cable connection adapter for DVI input.
  • Page 30 4 Alignments and Adjustments 2. Click “Sys Config” Select “Station : Write station”. Check “Serial No and Week : Don’t change” Click “Save” 3. Click “Open” icon. Select “Connected Port #1” and Next “OK”. * File Name - 930MPA.DDC : Analog 930MPD.DDC”...
  • Page 31: Factory Mode Adjustments

    4 Alignments and Adjustments 4-3 Factory Mode Adjustments 4-3-1 Factory Mode Admission - PAL : Power off -> INFO -> MENU -> MUTE -> Power ON - NTSC : Power off -> MUTE -> 1 -> 8 -> 2 -> Power ON 4-3-2 Factory Mode OSD GAMMA BLE MODE...
  • Page 32 4 Alignments and Adjustments ADC 9883 RED Gain BLUE Gain GREEN Gain RED Offset BLUE Offset GREEN Offset Auto Color Custom Color RED Gain BLUE Gain GREEN Gain Panel Info Total Hr Upper Lamp Hr Lower Lamp Hr Reset Auto Adj Option Suwon CH.
  • Page 33: Troubleshooting

    5 Troubleshooting 5 Troubleshooting 5-1 No Power WAVEFORMS Does proper DC14V appear Check Adaptor. at BD600(+14V_IN)? Does proper 0V appear at Check related circuit of Q604 R629? (MAIN_PW) or IC400 Does proper 5V appear at Check related circuit of IC606. R626? Does proper 3.3V appear at Check related circuit of IC607.
  • Page 34 5 Troubleshooting 5-2 No Video (PC Signal) WAVEFORMS Power Indicator is green. Does a signal appear at Pin No.4, 10 of IC102? Check IC102 or CN101. (H/V Sync) Does a signal appear at Check related circuit of C100,C102,C104? CN101. (R, G, B input) Does a signal appear at pin No.1~30 of CN400? Check IC400.
  • Page 35 5 Troubleshooting 5-3 No Picture (TV) Does a signal appear at WAVEFORMS Pin No.1,2 of Check CN702 and Tuner. FT707(X6966M)? Does a signal appear at Check related circuit IC701 R787,R788 and R793? and Q704,Q705,Q706.(VCTI) (VCT_ROUT,GOUT,BOUT) Does a signal appear at Check related circuit Pin No.99,98 of IC701.(VCTI)
  • Page 36 5 Troubleshooting 5-4 No Picture (VIDEO/S-VIDEO/SCART) Does a signal appear at WAVEFORMS R716(VIDEO), R720, Check related circuit A/V Ass'y R721(S-VIDEO), and CN700. R722(SCART)? Does a signal appear at Check related circuit IC701 RA787, R788 and R793? and Q704, Q705, Q706.(VCTI) (VCT_ROUT,GOUT,BOUT) Does a signal appear at Check related circuit...
  • Page 37 5 Troubleshooting 5-5 No Picture (COMPONENT ) Does a signal appear at Check related circuit WAVEFORMS R7069,R7067,R7072 CN75,CN74,CN72 or AV (COMP_Y,Pb,Pr)? DEVICE. Does a signal appear at Check related RA709~RA714 IC705.(MST9886) (ADC output)? Does a signal appear at Pin No.1~30 of CN400 Check IC400.(GM150H) (LVDS output)? Replace LCD Panel.
  • Page 38 5 Troubleshooting 5-6 No Sound(COMPONENT) WAVEFORMS Does a signal appear at Check related circuit CN71, R745, R747? CN73 or AV DEVICE. Does a signal appear at R759, Check related circuit R760? IC700.(TEA6422D) Does a signal appear at Check related circuit R511, R516? IC701.(VCTI) Does a signal appear at...
  • Page 39 5 Troubleshooting 5-7 No Sound(TV) Does a signal appear at WAVEFORMS Pin No.1,2 of Check CN702 and Tuner. FT707(X6966M)? Does a signal appear at Check related circuit R511,R516? IC701.(VCTI) Does a signal appear at Check related circuit L500,L501,L503,L504? IC501.(TPA3002) (SL/SROUT) Check the Speaker L/R.
  • Page 40 5 Troubleshooting 5-8 No Sound(VIDEO,S-VIDEO,SCART) Does a signal appear at R726, WAVEFORMS Check related circuit A/V Ass'y R727(VIDEO/S-VIDEO) or and CN700. R722, R723(SCART)? Does a signal appear at Check related circuit R759, R760? IC700(TEA6422). Does a signal appear at Check related circuit R511, R516? IC701.(VCTI) Does a signal appear at...
  • Page 41 5 Troubleshooting 5-9 No Sound(PC) WAVEFORMS Does a signal appear at R143, Check CN100 and R144(PC-AL/AR)? PC sound input cable. Does a signal appear at Check related circuit R759, R760? IC700(TEA6422). Does a signal appear at Check related circuit R511, R516? IC701.(VCTI) Does a signal appear at Check related circuit...
  • Page 42 5 Troubleshooting Memo 5-10...
  • Page 43 7 Electrical Parts List 7 Electrical Parts List -You can search for updated part codes through ITSELF web site. URL : http://itself.sec.samsung.co.kr/ 7-1 LS19RTUSSZ/EDC Parts list Level Loc. No. Code No. Description & Specification Q'ty SA/SNA LS19RTUSSZ/EDC 932MP,SGP2/S19AW-LRT,19,LCD-MO,NETHERLAN M0002 BN90-00656X ASSY COVER REAR;RT19FS,W/W...
  • Page 44 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ...3 CN100 3722-002081 JACK-EAR PHONE;5P/2C,-,SnPb,L-BLU,- ...3 T0562 6046-001007 STAND OFF;M3,L5,NI PLT,SUM24L,#4-40 S.N.A ...3 CIS3 AA40-00113A TUNER;TECC0949FL40B(S),PAL(CCIR),181CH,3 ...3 TUNER_PCB BN41-00392A PCB SUB;KD17AS,FR4,2L,MP1.0,1.6T,54*13 S.N.A ...3 T0174 BN97-00384E ASSY SMD;RT19FS S.N.A ..4 ZD100...
  • Page 45 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 IC607 1203-002796 IC-DC/DC CONVERTER;AP1501-33K5A,TO-263-5 ..4 IC606 1203-002843 IC-DC/DC CONVERTER;AP1501-50K5A,TO-263-5 ..4 R4009 2007-000052 R-CHIP;10Kohm,1%,1/10W,TP,1608 ..4 R4016 2007-000052 R-CHIP;10Kohm,1%,1/10W,TP,1608 ..4 R4020 2007-000052 R-CHIP;10Kohm,1%,1/10W,TP,1608 ..4 R117 2007-000071 R-CHIP;22ohm,5%,1/10W,TP,1608 ..4 R118 2007-000071...
  • Page 46 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R758 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 ..4 R4045 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 ..4 R7058 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 ..4 R7061 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 ..4 R7065 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 ..4 R704 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4 R7070 2007-000077 R-CHIP;470ohm,5%,1/10W,TP,1608 ..4...
  • Page 47 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R4033 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4035 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4037 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4040 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4043 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4059 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4 R4758 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 ..4...
  • Page 48 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 R723 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R726 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R727 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R745 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R747 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R787 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4 R788 2007-000309 R-CHIP;10ohm,5%,1/10W,TP,1608 ..4...
  • Page 49 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C707 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C708 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C711 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C713 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C718 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C720 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4 C741 2203-000140 C-CER,CHIP;1.5nF,10%,50V,X7R,1608 ..4...
  • Page 50 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C459 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C460 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C461 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C462 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C464 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C466 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C467 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4...
  • Page 51 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C7037 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7038 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7039 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7040 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7041 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7052 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4 C7053 2203-000189 C-CER,CHIP;100nF,+80-20%,25V,Y5V,1608 ..4...
  • Page 52 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C7015 2203-000972 C-CER,CHIP;47nF,10%,16V,X7R,TP,1608 ..4 C7016 2203-000972 C-CER,CHIP;47nF,10%,16V,X7R,TP,1608 ..4 C7017 2203-000972 C-CER,CHIP;47nF,10%,16V,X7R,TP,1608 ..4 C7028 2203-000972 C-CER,CHIP;47nF,10%,16V,X7R,TP,1608 ..4 C7029 2203-000972 C-CER,CHIP;47nF,10%,16V,X7R,TP,1608 ..4 C748 2203-001052 C-CER,CHIP;0.56nF,10%,50V,X7R,TP,1608 ..4 C749 2203-001052 C-CER,CHIP;0.56nF,10%,50V,X7R,TP,1608 ..4...
  • Page 53 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 C465 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C480 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C486 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C505 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C7001 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C7007 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4 C7018 2203-005437 C-CER,CHIP;10000nF,+80-20%,10V,Y5V,3216 ..4...
  • Page 54 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm S.N.A ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm S.N.A ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm S.N.A ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm S.N.A ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm S.N.A ..4 T0568 3301-001145 BEAD-SMD;60ohm,4516,TP,70ohm/45MHz,82ohm...
  • Page 55 ...3 M0114 BN39-00244B CBF SIGNAL;MO15PS,15P/15P,20276-N,1830mm ...3 T0074 BN59-00434A REMOCON;Manet_Multi,TM79,40,SV-012P,EX,N ...3 ACCESSORY BN68-00739M MANUAL FLYER-QSG;RT19FS WW QSG,SYNCMASTE S.N.A ...3 T0059 BN68-00907A MANUAL FLYER-CARD;COMM,SAMSUNG,18 LANG,E S.N.A ...3 M0215 BN96-00707S ASSY MANUAL P-IB+QSG;LS19RTUSS/EDC,SyncM S.N.A ..4 QUICK_SETU BH68-00376L MANUAL FLYER-04,QSG;LCDQUICK SETUP GUIDE S.N.A 7-13...
  • Page 56 7 Electrical Parts List Level Loc. No. Code No. Description & Specification Q'ty SA/SNA ..4 BN59-00358S S/W DRIVER-00,IB;COMM,W/W,SYNCMASTER S.N.A MP1.4 BN91-00977A ASSY MISC-ADAPTOR;RT19* S.N.A M0158 BN44-00129A ADAPTOR;SAD04914-UV,Internal,90 ~ 264Vac M0112 BN91-00880M ASSY SHIELD;LS19RTUSSZ/EDC S.N.A M0081 6003-000115 SCREW-TAPTITE;BH,+,B,M3,L6,ZPC(BLK),SWRC S.N.A M0081 6003-000115 SCREW-TAPTITE;BH,+,B,M3,L6,ZPC(BLK),SWRC S.N.A M0081...
  • Page 57: Exploded View & Parts List

    6 Exploded View and Parts List ❈ You can search for updated part codes through ITSELF web site. URL : http://itself.sec.samsung.co.kr/ REMARK...
  • Page 58: Exploded View & Parts List

    6 Exploded View & Parts List Memo...
  • Page 59: Block Diagram

    8 Block Diagrams 8 Block Diagram ❈ This Document can not be used without Samsung’s authorization.
  • Page 60 8 Block Diagrams Memo...
  • Page 63: Disassembly And Reassembly

    3 Disassembly and Reassembly 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the RT19FS LCD monitor. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions: 1.
  • Page 64 3 Disassembly and Reassembly 6. Remove 3 screws from the shield PCB and lift up the shield. 7. Disconnect LVDS cable, inverter cable the board. 8. Remove 4 screws from the board and lift up the board. 9. Carefully reomve the silicon glue on the Lamp wire cable with a nipper and disconnect cable.
  • Page 65 3 Disassembly and Reassembly 12. Remove 4 screws from panel shield.(Right/Left) 13. Lift up panel shield. This picture is panel. 3-3 Reassembly Reassembly procedures are in the reverse order of dissasembly procedures, place the lamp wire correctly in the locator groove so that the wire will not bind or interfere with rear cover.
  • Page 66 3 Disassembly and Reassembly Memo...

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