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Samsung CS762ANT/SEHX, Service Manual

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Summary of Contents for CS762ANT/SEHX

Page 1: ...l i 1 Precautions exe Mo u d AV 0 110 ni 0d a 2 Reference information 3 Specifications 4 Disassembly and Reassembly ae 5 Alignment and Adjustments 6 Troubleshooting 7 Exploded Views and Parts List 8 E...

Page 2: ...e AC line cord directly into the power 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 expo...

Page 3: ...or other hazards Samsung Electronics 1 2 Servicing Precautions WARNING1 First read the Safety Precautions section of this manual If some unforeseen circumstance creates a conflict between the servici...

Page 4: ...ter degree Kelvin Microsecond Farad Microwatt Gauss Milliampere Gigahertz Milligram Gram Millihenry v4 Henry Milliliter Hertz Millimeter Hour Millisecond Inches Per Second Milfivolt Kilowatt hour Nano...

Page 5: ...National Electric Code National Television Systems Committee On Screen Display Printed Circuit Board Phase Locked Loop Pulse Width Modulation Quadrature Intermediate Frequency Right Resistor Capacito...

Page 6: ...D AMP 1C701 19 CXA1855S AUDIO VIDEO SWITCHING IC C801 20 STR S6703 SMPS CONTROL IC power 1802 2 LTV817B PHOTO COUPLER POWER 1901 22 289313 Z90341 MICRO PROCESSOR ees 23 KIA7042P RESET IC 1C903 24 paga...

Page 7: ...sizer SYSTEM COLOUR PAL SECAM NTSC3 58 NTSC4 43 B G D K M B G ANTENNA IMPEDANCE 75 ohm unbalanced coaxial SCREEN SIZE 70 8 cm REQUIREMENTS FREQUENCY Specifications are subject to change Main voltage 2...

Page 8: ...abinet 2 Pull the Main Assembly backwards to remove 3 To reassemble place the receiver on a flat surface and repeat the sequence in reverse order 4 Tocheck that the Chassis Assembly is installed corre...

Page 9: ...twist lock 3 Remove 2 screws 4 To reassemble repeat the sequence in reverse order Fig 4 2 Samsung Electronics Disassembly and Heassemoly 4 3 Chassis Assembly 4 3 1 Removal from Front Cabinet 1 Lift a...

Page 10: ...3 3 PCB Removal 1 Refer to the Fig 4 4 2 Remove the wire 1P from the chassis mounting 3 Pull the PCB guides backwards 4 Lift both edges of the PCB and pull it out Disassembly 1 Ensure that the PCB is...

Page 11: ...ial 8 To protect against shock hazard use an isolation transformer 5 2 Automatic Degaussing Fig 4 8 Hee eee ea eee eee eeene ss EEE EEE ee A degaussing coil is mounted around the If the chassis or par...

Page 12: ...in the CRT deflection yoke Tighten the clamp screw N 3 Plug the convergence yoke into the CRT and set it as shown in Fig 5 1 4 Input a black and white signal 5 Fully demagnetize the receiver by using...

Page 13: ...ines Repeat adjustments 2 4 if necessary Since the 4 pole and 6 pole magnets interact the dot movement is complex Fig 5 3 Pole Magnet Movement Fig 5 3 Center Convergence Adjustment 5 9 Service Mode 1...

Page 14: ...0 15 NTSC NTSC VERTICAL SLOPE NTSC VERTICAL AMPLITUDE NTSC HORIZONTAL SHIFF NTSC E W WIDTH NTSC W PARABOLA NTSC E W CORNER NTSC E W TRAPEZIUM Samsung Electronics 4 Access Adjustment PIP by pressing t...

Page 15: ...USED CRT NORMAL 4 3 CRT USED 16 9CRT USED a REAR BACK JACK WAS USED 21 PIN JACK SCART REAR BACK JACK WAS USED RCA 9 PIN JACK 8375 USING ONECHIP TDA8375 CHIP USING ONECHIP TDA8844 MULTI E ALL LANGUAGE...

Page 16: ...8 of 10501 10502 1C503 a ee ike 6 2 Samsung Electronics Troubleshooting 6 3 No Sound Check Pin 6 7 of TDA7297 Low High C Pin 13 of TDA7297 Check replace p com 0601 0305 D2Z601 D601 Check Replace D818...

Page 17: ...7 Exploded View and Parts List MEMO 7 1 CS762ANT Samsung Electronics Samsung Electronics ra...

Page 18: ...B B GA 15W 722A i C215 2201 000370 C CERAMIC DISC 22NF 480 20 SOV YSV TP 8 C288 2305 000665 C FILM WPEF TOONF 5 63V TP 7 5X4 0X5 3 1 AA63 600010 SPACER FELT FELT 70 35 BLK 150X8 4 C218 2401 000820 C A...

Page 19: ...00183 C CERAMIC DISC 10PF 0 3PF SOV CH TP Sx3 CTO4 2305 000885 C FILM MPEF YOONF 5 63V TP 7 5X4 0X5 CTOS 2201 000245 C CERAWIC DISC 1SPF 5 SOV CH TP SX3 5 CTO6 2305 00068S C FILM MPEF TOONF 5 63V TP...

Page 20: ...A TP 1 8X3 P6GS 2001 00429 A CARBON KOH 53 1 9H AA TP 1 853 ATZ3 2001 00428 R CAREON KOHL SK 1 8H AA TP 1 83 F261 2001 00761 R CARBON 4300HM 5 1 8W MA TP 1 8 727 2001 00702 R CARBON SOKOHI SS 1 88 AA...

Page 21: ...FG G26S 800V 44 T0 220FH S TA RAC 2001 00037 R CARBON S 3300H 5 1 24 AA TP 2 4X THO AA26 900020 TRANS DUMMY 3 SMHEER2B34 130 1200 C804 2401 02288 C AL ATOR 20 25 NT TP 10X20 0818 0402 000564 DIOCE RE...

Page 22: ...16V Y5V 201 08008 0501 000340 TR SUALL SIGNAL KSC1623 NPH 2000 SOT 23 0509 0402 000548 DIODE RECTIFIER TVR10G 400V 1 0A D0 41 ROO2 2004 001897 R WETAL S 43 2KOHM 18 2 2H AA TP 2 08009 2203 000080 C CE...

Page 23: ...msung Electronics Loc Part No Description Specification __ Remarts Lee Part No Deseriptioa Specification Remarks 221 2203 00021 C CERAMIC CHIP 10 20 50 Y5V 7P 9218 FP1402007 00738 R CHIP SOKOHM 5 1 10...

Page 24: ...GRAY HEADPI 002 000408 SCREW TAPPING PH 2 43 L10 2PC YEL SH DECORATION ASSY UPAV ANB4 6035SW IKLAY AV JACK CHKOEL L G SCTSSA PS TO JAQ1 722 001043 JAOK ACA YP 3 4ud 16 22 4 AAB4 404338 DECORATION ASSY...

Page 25: ...cFMio2 NTSC COMB TOAS177 Y PEAKING Tec S VHS1 Y C S VHS2 Y C IF MAIN TUNER TY L R AVi L A AV2 L R AV3 L A TOA8375 MULTI VIF SIF CHROMA OEFLECTION CRT DAIVE 12v cut oFF TOA61010 SAAS281 TTX DECOROEA T...

Page 26: ...SV A KA7805 25mA TDA6101Q 3 CAT DRIVE aaa SOmA EA51414 3 16 5V1O i eect AGB S W ee ae ene it ronasss 20mA TUNER MAIN 120mA SARSeS4 X24008 TTX 2BOmMA HDT AUDIO MODULE BmA ro3095 TDAS177 beara Ho 7 H T...

Page 27: ...6 __1 207 C208 C601 C701 c901 c902 C905 C906 C907 c908 cg09 C910 a ee eee yl ISB Oa Sel in g 3 N Ss a reiemnn o N fi conKATSRO 1 7 7s B snc wacenncoss geese ssencsestescesoesubisseseeecuee 2 Es a 158...

Page 28: ...36 72 rise i Te Tor ae 136 160 cece 17o 155 _0305 128 156 0603 222 172 _osos_ o7_ 165 cae 315 72 oof ies ta owes_fza 101 162 1e3 oss 200 33 sear natiat af ones ef tet a He o ty 53 fy Teor 0412 aerate...

Page 29: ...PCB Layout Diagram boc IAAT 107220 LOT 200 ra 2 BE Pe fa NN Samsung Electronics 103...

Page 30: ...PCBLayout Diagram 10 5SNAP IN 10 7 AUDIO MODULE a eA pa ee n 0872 2Amcumr 1Ova ate Te ee _ 10 6 PWB A V SIDE EP Re seer 2 Sop oe ee wrere ror Le Samsung Electronics...

Page 31: ...Wiring Diagram 11 Wiring Diagram A IN 5 CNBO4 CUT OFF V SYNC N G Gi Bi V DRN OL iD Vv D D L E P E N A CNHOL Samsung Electronics 11 4...

Page 32: ...Schematic Diagrams 12 Schematic Diagrams 12 1 MAIN 1 4 TO SOUNG ANP sortpata Due NTSC T CELAY Ic601 TDA7297 Power Line Signal Line...

Page 33: ...G Q Bo Rei Sk 1C206 11836 8 PICTURE BOOSTER Ic208 TOAS170 1c204 B rei Fr So TDA8375 yt mur pas z cont 8 Tae ONE CHIP Pao O21 ee 5 rer Sic HYae OU OG wa a UO G ix et tl et es CoE OO MOMOMOMO 9 ant G e...

Page 34: ...MAIN 3 4 SECAM MODULE TU101 A TELESX042A TECC2979PK2BA S TUNER PIP NISC A PIP CVBS IN ae ce JOUOOOOOOOOKE MPO4 MSO14 PIP MODULE SOUND MODULE SOOO CNHOL SP Power Line Signal Line 99 9 Samsung Electron...

Page 35: ...4 W129 18 330 Kh 19 077118 SoviSLT urzsq wrzi2 AUDIO AUDIO R HI 2 args L124 ba 12 4 Pi N74 67094 009 FROM FRONT A V e e 9 e o He TO REGULRATER TO SAAS281 i 1 we Li F Se conse mmm TO PIP WOOULE TOA8375...

Page 36: ...5 ASSY PWB POWER by Osoasi2za AN HORIZONTAL DRIVE Tin ee Tt pe _ Y oes A aid A 1WR100861 DNRO0561 SBov seov au Te an eR OFOFOPFOLOLOFOTLOLOLOPOTS POTOTOTOTOTOTOTOTO Power Line Samsung Electronics 42...

Page 37: ...8 r A 10 aly Io fa Tay BLUE 2 OPTION J elle i P502 GREEN oer TON 3 Oo 503 3 Ro 2 l0PTION 2 a GHOIR 6 8 2 ipa TO PONER GTBOS i wv i ome ash 400K aera Me ae elbaaban ves Feorar Kd VOLTASE gaye FROM POWE...

Page 38: ...ad S oy REOS3 12K a cHIP ces sar mss e ar overs tr 96003 C5004 ox Ic600e2 cHIP1 SovICHIP TOASBO0B S 6K CHIP 1c6003 is B 1SS314 6 8K cHIP tcHIP cs0oe REO 474 2 474 FROMPIP MODULE sevichip CHIP LL sevi...

Page 39: ...Schematic Diagrams 12 8 PWB PIP ICP101 TDAS160A Power Line Sig nal Line 12 8 Samsung Esefronics...

Page 40: ...or WcHrPt KS51810 97 100K av 5 APly Ava i zor wage 12 SNAP IN HL ihe I GTAOL auto WIRELESS JACK HE ADPHONE Ke A JACK HE ADPHONE mismereisns msistefeiets SsideiSe ise iss its Ssetsts Ch es il rete pei...

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