Samsung LW17M24C Service Manual
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Samsung LW17M24C Service Manual

Tft-lcd tv and chassis vc17eo, ve20eo
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SERVICE
TFT-LCD TV
All manuals and user guides at all-guides.com
TFT-LCD TV
Chassis
VC17EO
VE20EO
Model
LW17M24C
LW20M21C
Manual
CONTENTS
4. Alignment & Adjustments
12. Panel Description

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Summary of Contents for Samsung LW17M24C

  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com TFT-LCD TV Chassis Model VC17EO LW17M24C VE20EO LW20M21C SERVICE Manual TFT-LCD TV CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignment & Adjustments 5. Troubleshooting 6. Exploded View & Parts List 7.

  • Page 2: Precautions

    A substitute replacement that does not have the same safety characteristics as the recommended replacement part might create shock, fire and / or other hazards. Product safety is under review continuously and new instructions are issued whenever appropriate. LW17M24C/LW20M21C...
  • Page 3 “anti-static” can replacement ESDs. Motions such as brushing clothes generate electrical charges sufficient to damage ESDs. together, or lifting your foot from a carpeted floor can generate enough static electricity to damage an ESD. LW17M24C/LW20M21C...

  • Page 4: Product Specifications

    All manuals and user guides at all-guides.com 2 Product Specifications 2 Product Specifications 2-1 LW17M24C, LW20M21C Specifications Description Item LW20M21C LW17M24C LCD Panel TFT-LCD panel , RGB verti c al stri p e, normal y whi t e, 17-Inch vi e wabl e , 0.264 (H) x 0.264(V)mm pi x el pi t ch TFT-LCD panel , RGB verti c al stri p e, normal y whi t e, 20-Inch vi e wabl e , 0.2125(H) x 0.6375(V) mm pi x el pi t ch...
  • Page 5 Video In Separate 2-2-3 A/V Green Blue RCA Yellow CVBS GND (DDC Return) Audio L GND-Red RCA White GND-Green GND-Blue No Connection Audio R GND-Sync / Self Test RCA Red DDC Data H - Sync V - Sync DDC Clock LW17M24C/LW20M21C...
  • Page 6 2-3 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 Mode IBM(LW17M24C/LW20M21C) VESA(LW17M24C) 640/75 Hz, 60Hz, 800/75 Hz, 56Hz, VGA2/70 Hz VGA3/60 Hz...
  • Page 7 All manuals and user guides at all-guides.com 2 Product Specifications Memo LW17M24C/LW20M21C...

  • Page 8: Disassembly & Reassembly

    All manuals and user guides at all-guides.com 3 Disassembly and Reassembly 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the LW17M24C/LW20M21C TFT-LCD TV. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components.
  • Page 9 LVDS cable with a nipper. 4. Disconnect function cable, speaker cable, inverter cable and LVDS cable from the board. 5. Remove 8 screws from the shield panel and lift up the panel. LW17M24C/LW20M21C...
  • Page 10 All manuals and user guides at all-guides.com 3 Disassembly and Reassembly 3-2 Reassembly Reassembly procedures are in the reverse order of disassembly procedures. LW17M24C/LW20M21C...
  • Page 11 All manuals and user guides at all-guides.com 3 Disassembly and Reassembly Memo LW17M24C/LW20M21C...
  • Page 12 6. Do not attempt to connect or disconnect any wire while the TV is turned on. Make sure that the power cord is disconnected before replacing any parts. 7. To protect aganist shock hazard, use an isolation transform. LW17M24C/LW20M21C...
  • Page 13 Auto Adjustment in Cross Hatch (also called Combination) (Model : 10, Pattern : 25) After adjusting 16 Gray Pattern (Model : 10, Pattern : 17) Fac t ory Mode Calibr ation Ente r (3) check 4.ADC of Factory Mode. Adjustment can be done as below. Value variation can be 10~20. LW17M24C/LW20M21C...
  • Page 14 R e c a l l 3 . W / B ( 2 ) Adjustment item Remark [I nitial Data] [Ad just Data] Red level ADJ[0~255] LW17M24C Blue level 118FIX Green level ADJ[0~255] Red Gain 162FIX Blue level FIX[0~255] Red Gain...
  • Page 15 L o w e r E n d F r A p p M i d S t a r t E s m C t r l 1 2 7 M i d E n d 1 0 0 LW17M24C/LW20M21C...
  • Page 16 - Display the current check sum size of the MICOM. 10. Reset - Initializes the data in the MICOM. 11. T-VNC17(20) PEU-0003 2004/04/20 - Display the MICOM program version. 4-2-3 White Balance LW17M24C High 285, 295 285, 295 x, y x, y...

  • Page 17: Troubleshooting

    Check IC101 and IC105. appear at FT144? Does proper B3.3V Check IC111. appear at Pin 2 of IC111? Does proper DC B1.8V Check IC112. appear at Pin 4 of IC112? Does proper DC B8V Check IC109. appear at FT130? LW17M24C/LW20M21C...
  • Page 18 All manuals and user guides at all-guides.com 5 Troubleshooting Does proper DC 5V_P appear Check IC104. at Pin 2 of IC104? Does proper DC 9V_S Check IC110. appear at FT127? Does proper DC B5V Check IC108. appear at FT131? Check IC704 and IC802. LW17M24C/LW20M21C...
  • Page 19 All manuals and user guides at all-guides.com 5 Troubleshooting WAVEFORMS LW17M24C/LW20M21C...
  • Page 20 All manuals and user guides at all-guides.com 5 Troubleshooting 5-2 No Picture (TV, Video, S-Video, DVD) Check C800(TV) Check C822(Video) Check the input signal. Check C824(S-Video) Check C821(SCART)? Check the IC802. WAVEFORMS LW17M24C/LW20M21C...
  • Page 21 Does the signal appear at Pin Check IC802. 123, 124 of IC802 (VCTj)? Does the signal appear Check the IC600 (Audio amp) at Pin 2, 5 of Pin 16, 19 IC600? and related circuit of IC600. Replace the speaker. LW17M24C/LW20M21C...
  • Page 22 All manuals and user guides at all-guides.com 5 Troubleshooting Memo LW17M24C/LW20M21C...

  • Page 23: Exploded View & Parts List

    All manuals and user guides at all-guides.com 6 Exploded View and Parts List You can search for updated part codes through ITSELF web site. URL : http://itself. sec. samsung.co.kr 6-1 LW17M24C LW17M24C/LW20M21C...
  • Page 24 All manuals and user guides at all-guides.com 6 Exploded View & Parts List 6-2 LW20M21C LW17M24C/LW20M21C...

  • Page 25: Electrical Parts List

    All manuals and user guides at all-guides.com 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/ 7-1-1 LW17M24C Main PCB Parts Level Code No. Loc. No. Description...
  • Page 26 R734 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R781 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R803 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R8104 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R8105 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R837 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R841 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R842 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R845 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R850 R-CHIP 0ohm,5%,1/10W,TP,1608 LW17M24C/LW20M21C...
  • Page 27 R921 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R923 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R950 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R951 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R952 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R954 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R955 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R956 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R957 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R958 R-CHIP 100ohm,5%,1/10W,TP,1608 LW17M24C/LW20M21C...
  • Page 28 R8121 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R8143 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R8144 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R821 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R879 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R933 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R944 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R965 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R966 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000091 R167 R-CHIP 12Kohm,5%,1/10W,TP,1608 LW17M24C/LW20M21C...
  • Page 29 R917 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R918 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R919 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R946 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001167 R906 R-CHIP 75ohm,5%,1/10W,TP,1608 2007-001167 R908 R-CHIP 75ohm,5%,1/10W,TP,1608 2007-001167 R909 R-CHIP 75ohm,5%,1/10W,TP,1608 2007-001167 R945 R-CHIP 75ohm,5%,1/10W,TP,1608 2007-001179 R210 R-CHIP 8.2Kohm,5%,1/10W,TP,1608 2011-000002 RA711 R-NET 22OHM,5%,1/16W,L,CHIP,8P,TP,3216 LW17M24C/LW20M21C...
  • Page 30 C187 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C188 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C200 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C205 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C212 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C502 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C743 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C744 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C750 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 2203-000257 C755 C-CER,CHIP 10nF,10%,50V,X7R,TP,1608 LW17M24C/LW20M21C...
  • Page 31 C707 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C709 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C710 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C711 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C713 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C716 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C718 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C719 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C720 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 2203-005005 C721 C-CER,CHIP 100nF,10%,16V,X7R,TP,1608 LW17M24C/LW20M21C...
  • Page 32 C838 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 2402-001006 C833 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C840 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C841 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C842 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C843 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C844 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001006 C845 C-AL,SMD 4.7uF,20%,25V,GP,TP,3.6x6.3x3. 2402-001042 C109 C-AL,SMD 100uF,20%,16V,GP,TP,6.6x6.6x5.4mm 2402-001042 C111 C-AL,SMD 100uF,20%,16V,GP,TP,6.6x6.6x5.4mm LW17M24C/LW20M21C...
  • Page 33 17INCH BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT100 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT101 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT102 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT11 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT118 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT126 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT127 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT130 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm 3301-001145 FT144 BEAD-SMD 60ohm,4516,6000mA,TP,70ohm/45MHz,82ohm/760MHz,0.01ohm LW17M24C/LW20M21C...
  • Page 34 BN59-00437A ACCESSORY REMOCON TM79,Single Micom,36,EX,NT,EX,VENICE BN96-00952W UNIT/ACCESSORY ASSY ACCESSORY VE15EO 6801-001014 ACCESSORY CARD-REGISTRATION XEU,ENG,MOJO100,L150,W392,-,- 6801-001015 ACCESSORY CARD-REGISTRATION XEG,GERMAN,MOJO100,L150,W392,-,- 6801-001016 ACCESSORY CARD-REGISTRATION XEF,FRENCH,MOJO100,L150,W392,-,- 6801-001017 ACCESSORY CARD-REGISTRATION XEC,SPANISH,MOJO100,L150,W392,-,- 6801-001018 ACCESSORY CARD-REGISTRATION XET,ITALY,MOJO100,L150,W392,-,- 6801-001019 ACCESSORY CARD-REGISTRATION XEN,DUTCH,MOJO100,L150,W392,-,- 6801-001020 ACCESSORY CARD-REGISTRATION XEP,PORTUGAL,MOJO100,L150,W392,-,- 7-10 LW17M24C/LW20M21C...
  • Page 35 ASSY ACCESSORY VC17EO 3903-000145 ACCESSORY CBF-POWER CORD DT,EU,FP3/YES,U(IEC C13-RA),250/250V,10-16/10A,BLK,1830MM,-,H05VV-F 3X1.0MM^2,FL 4301-000121 ACCESSORY BATTERY-MN 1.5V,-,AAA,10.5x44.5m,HOLDER 6902-000110 ACCESSORY BAG PE LDPE,T0.05,L356,W240,TRP,28,2,PE MARK 7-1-2 LW17M24C Others Level Code No. Loc. No. Description Specification Remarks BN90-00647X ASSY COVER FRONT VC17EO 6003-001003 C/F+C/R SCREW-TAPTITE BH,+,B,M4,L12,ZPC(BLK),SWRCH18...
  • Page 36 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D923 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D924 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D925 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D926 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D927 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D930 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D932 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D934 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 0403-001052 D936 DIODE-ZESNAER RD8.2MB,7.7-8.7V,200MW,SOT-23,TP 7-12 LW17M24C/LW20M21C...
  • Page 37 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R837 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R841 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R842 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R845 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R850 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R851 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R856 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R857 R-CHIP 0ohm,5%,1/10W,TP,1608 2007-000070 R859 R-CHIP 0ohm,5%,1/10W,TP,1608 LW17M24C/LW20M21C 7-13...
  • Page 38 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R923 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R950 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R951 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R952 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R954 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R955 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R956 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R957 R-CHIP 100ohm,5%,1/10W,TP,1608 2007-000074 R958 R-CHIP 100ohm,5%,1/10W,TP,1608 7-14 LW17M24C/LW20M21C...
  • Page 39 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R745 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R746 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R747 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R748 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R749 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R8121 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R8143 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R8144 R-CHIP 10Kohm,5%,1/10W,TP,1608 2007-000090 R821 R-CHIP 10Kohm,5%,1/10W,TP,1608 LW17M24C/LW20M21C 7-15...
  • Page 40 R-CHIP 56ohm,5%,1/10W,TP,1608 2007-001044 R622 R-CHIP 56ohm,5%,1/10W,TP,1608 2007-001101 R888 R-CHIP 62ohm,5%,1/10W,TP,1608 2007-001134 R8100 R-CHIP 68ohm,5%,1/10W,TP,1608 2007-001164 R501 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R503 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R506 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R735 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R736 R-CHIP 75ohm,1%,1/10W,TP,1608 2007-001164 R741 R-CHIP 75ohm,1%,1/10W,TP,1608 7-16 LW17M24C/LW20M21C...
  • Page 41 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C910 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C918 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C919 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C920 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C939 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000189 C940 C-CER,CHIP 100SNAF,+80-20%,25V,SA5V,TP,1608, 2203-000236 C182 C-CER,CHIP 0.1SNAF,5%,50V,C0G,TP,1608 2203-000236 C189 C-CER,CHIP 0.1SNAF,5%,50V,C0G,TP,1608 2203-000236 C208 C-CER,CHIP 0.1SNAF,5%,50V,C0G,TP,1608 LW17M24C/LW20M21C 7-17...
  • Page 42 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C287 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C315 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C317 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C319 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C335 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C337 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-001656 C521 C-CER,CHIP 0.47SNAF,5%,50V,SNAP0,TP,1608 2203-005005 C228 C-CER,CHIP 100SNAF,10%,16V,X7R,TP,1608 2203-005005 C235 C-CER,CHIP 100SNAF,10%,16V,X7R,TP,1608 7-18 LW17M24C/LW20M21C...
  • Page 43 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C102 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C115 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C213 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C305 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C847 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000170 C921 C-AL,SMD 1uF,20%,50V,GP,TP,4.3x4.3x5.4, 2402-000176 C116 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 2402-000176 C122 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 2402-000176 C123 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 LW17M24C/LW20M21C 7-19...
  • Page 44 L201 ISNADUCTOR-SMD 220uH,5%,3225 2703-001426 L202 ISNADUCTOR-SMD 680uH,20%,7070 2703-001778 FT131 ISNADUCTOR-SMD 3.3uH,20%,3225 2703-002327 L200 ISNADUCTOR-SMD 3.9uH,5%,3225 2801-003667 X701 CRSASTAL-SMD 14.31818MHz,30ppm,28-AASNA,16,50ohm,TP 2801-004004 X800 CRSASTAL-SMD 20.25MHz,20ppm,28-AASNA,13pF,25ohm,TP 2901-001114 FT104 FILTER-EMI SMD 25VDC,2.0ADC,-,100SNAF,3.2x1.6x1 2901-001114 FT105 FILTER-EMI SMD 25VDC,2.0ADC,-,100SNAF,3.2x1.6x1 2901-001114 FT106 FILTER-EMI SMD 25VDC,2.0ADC,-,100SNAF,3.2x1.6x1 7-20 LW17M24C/LW20M21C...
  • Page 45 HM-555,WHT,4,000 Cps,- 3809-001522 CABLE-FLAT 30V,80C,70mm,50P,0.5mm,- 6003-000117 SH/TUSNAER+SH/PASNA SCREW-TAPTITE BH,+,B,M3,L6,ZPC(SAEL),SWRCH18A 6003-000256 SH/PASNA+IP/PCB SCREW-TAPTITE BWH,+,B,M3,L10,ZPC(SAEL),SM20C 6003-000259 SH/PASNA+IP/PCB SCREW-TAPTITE BH,+,B,M3,L8,ZPC(SAEL),SWRCH18A 6003-000259 SH/PASNA+M/PCB SCREW-TAPTITE BH,+,B,M3,L8,ZPC(SAEL),SWRCH18A 6003-000277 SH/PASNA+C/F SCREW-TAPTITE BH,+,B,M3,L12,ZPC(SAEL),SWRCH18 BSNA44-00115A IP BOARD IP-51135T,VeSNAice 20",4.0mA,6.0mA,51KHZ,6,90V/264VAC,+13V/+5V,0 to +40,-20 to +60 BSNA61-01323A HOLDER-ISNAVERTER WIRE VE20,ABS V0,T2.0 LW17M24C/LW20M21C 7-21...
  • Page 46 COSNASNAECTOR-DSUB 15P,3R,FEMALE,STRAIGHT,AUF 3705-001331 CIS6 COSNASNAECTOR-COAXIAL PAL,ADAPTOR(J/J),-,75ohm,- 3711-004712 CSNA100 COSNASNAECTOR-HEADER BOX,9P,1R,2mm,STRAIGHT,SSNA 3722-000158 CSNA900 JACK-PISNA 1P,3.4mm,SSNA,SAEL,- 3722-000498 CSNA902 JACK-SCART 21P,-,SSNA,BLK,SNAO 3722-001061 CSNA909 JACK-PHOSNAE 1P,3.6PI,AG,BLK,SNA 3722-001734 CSNA903 JACK-VHS 4P,-,SSNA,BLK,- 3722-001846 U1913 JACK-PISNA 2P,8.3MM,AU,WHT/RED,- BSNA40-00049A TU01 TUSNAER TMQZ6-416A,VE15,PAL BG,PAL HSAPER,38.9MHz,75 ohm,75 ohm,PHOSNAE-JACK,ASSAMM,5V,TR 7-22 LW17M24C/LW20M21C...

  • Page 47: Block Diagram

    All manuals and user guides at all-guides.com 8 Block Diagrams 8 Block Diagram This Document can not be used without Samsung’s authorization. 8-1 Signal Path Block Diagram LW17M24C/LW20M21C...
  • Page 48 All manuals and user guides at all-guides.com 8 Block Diagrams 8-2 Input Power Block Diagram LW17M24C/LW20M21C...

  • Page 49: Wiring Diagram

    All manuals and user guides at all-guides.com 9 Wiring Diagram CN702 (LW20M21C ONLY) SW_Inverter LED-GRN CN100 LED-RED 3.3V CN700 (LW17M24C ONLY) CN907 IDENT_HP HP-L HP-R PC_AR KEY 1 PC_AL KEY 2 CN909 PC_AL PC_AL PC_AR PC_AR CN908 CN900 U1913 CN903...
  • Page 50 All manuals and user guides at all-guides.com 9 Schematic Diagrams Memo LW17M24C/LW20M21C...

  • Page 51: Pcb Layout

    DIODE-ZENER 95.3 23.4 Q810 TR-SMALL SIGNAL 56.4 83.2 D948 DIODE-SWITCHING 100.8 33.9 Q900 TR-SMALL SIGNAL 150.3 31.1 D949 DIODE-SWITCHING 97.6 38.7 Q901 TR-SMALL SIGNAL 146.3 31.1 D950 DIODE-ZENER 154.3 25.9 Q902 TR-SMALL SIGNAL 150.4 25.9 D951 DIODE-SWITCHING 87.9 LW17M24C/LW20M21C 10-1...
  • Page 52 All manuals and user guides at all-guides.com 10 PCB Layout Memo 10-2 LW17M24C/LW20M21C...

  • Page 53: Schematic Diagrams

    All manuals and user guides at all-guides.com 11 Schematic Diagrams 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-1 Input Power Sound Schematic Diagram B3.3V A3.3V A1.8V IC101 IC105 C111 IC111 AP1117D-33A AP1117D-18A 100uF AP1117D-33A C163...
  • Page 54 All manuals and user guides at all-guides.com 11 Schematic Diagrams 11-2 LW17M24C/LW20M21C...
  • Page 55 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-2 Video Decoder Schematic Diagram VSUP3.3DIG B3.3V FT108 C127 10uF SGM32F1E104-2A R835 R858 C117 2.7Kohm 100nF VSUP3.3DAC Q805 FT107 C124 C316...
  • Page 56 All manuals and user guides at all-guides.com 11 Schematic Diagrams 11-4 LW17M24C/LW20M21C...
  • Page 57 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-3 Output Scaler, LVDS Schematic Diagram OUT(0:19) OUT(19) T321 RA715 OUT(18) T322 1/16W T323 OUT(17) OUT(16) T324 T325 T326 OUT(15) RA714...
  • Page 58 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-4 LW17M24C IP Board_1 Schematic Diagram 11-6 LW17M24C/LW20M21C...
  • Page 59 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-5 LW17M24C IP Board_2 Schematic Diagram LW17M24C/LW20M21C 11-7...
  • Page 60 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-6 LW20M21C IP Board_1 Schematic Diagram 11-8 LW17M24C/LW20M21C...
  • Page 61 All manuals and user guides at all-guides.com 11 Schematic Diagrams This Document can not be used without Samsung’s authorization. 11-7 LW20M21C IP Board_2 Schematic Diagram LW17M24C/LW20M21C 11-9...
  • Page 62 All manuals and user guides at all-guides.com 11 Schematic Diagrams Memo 11-10 LW17M24C/LW20M21C...
  • Page 63 All manuals and user guides at all-guides.com Samsung Electronics Co.,Ltd. This Service Manual is a property of 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Kyungki-Do, Samsung Electronics Co., Ltd. Korea, 443-742 Any unauthorized use of Manual can be Printed in Korea punished under applicable International P/N : BN82-00103P-00 and/or domestic law.
  • Page 64 All manuals and user guides at all-guides.com www.s-manuals.com...

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