Samsung DVD-HD745 Service Manual
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Samsung DVD-HD745 Service Manual

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SERVICE
If you want to know additional information which is not included on this Service Manual, please refer to the
DVD-HD745 Training Manual (AK82-00616A).
DVD PLAYER
STANDBY
DVD PLAYER
Chassis : Trino
DVD-HD745
Manual
CONTENTS

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Summary of Contents for Samsung DVD-HD745

  • Page 1: Table Of Contents

    Chassis : Trino DVD-HD745 SERVICE Manual If you want to know additional information which is not included on this Service Manual, please refer to the DVD-HD745 Training Manual (AK82-00616A). DVD PLAYER CONTENTS 1. Precautions 2. Alignment and Adjustment 3. Exploded Views and Parts List 4.

  • Page 2: Precautions

    Metal Part cal return path to the chassis. Any current measured must not exceed 0.5mA. Reverse the instrument power cord plug in the out- ohmmeter let and repeat the test. See Fig. 1-1. Fig. 1-2 Insulation Resistance Test Samsung Electronics...
  • Page 3 (5) antenna wiring. Always inspect in all areas tinuously and new instructions are issued whenev- for pinched, out-of-place, or frayed wiring, Do not er appropriate. change spacing between a component and the printed-circuit board. Check the AC power cord for damage. Samsung Electronics...
  • Page 4 Components identi- fied by shading, by( ) or by ( ) in the circuit dia- gram are important for safety or for the characteris- tics of the unit. Always replace them with the exact replacement components. Samsung Electronics...
  • Page 5 (6) Do not remove a replacement ESD device from its protective package until immediately before your are ready to install it.(Most replacement ESD devices are packaged with leads electrically short- ed together by conductive foam, aluminum foil or comparable conductive materials). Samsung Electronics...
  • Page 6 ◆ Be sure to put on a wrist strap grounded to the sheet. ◆ Be sure to lay a conductive sheet made of copper etc. Which is grounded to the table. Samsung Electronics...
  • Page 7 3) Make solder land 2 points short on Pick-up. (See Fig. 1-4) 4) Disassemble the Pick-up. Note : If the assembly and disassembly are not done in correct sequence, the Pick-up may be damaged. SOLDER LAND 2 POINTS SHORT PICK-UP ASS'Y Fig. 1-4 Samsung Electronics...

  • Page 8: Alignment And Adjustment

    2. Alignment and Adjustment 2-1 Location of Test Point Pin 29 of RIC1 Fig. 2-1 Location of Test Point Samsung Electronics...
  • Page 9 Test Point Adjustment Location TDV-533 “Pin 29 of RIC1” Screw A / B Chapter 14 Flat Waveform (Main PCB - Component Side) Ass’y Deck - Top Side (See Fig. 2-1) (See Fig. 2-2) Fig. 2-2 Ass’y Deck (Top Side) Samsung Electronics...
  • Page 10 If you cannot obtain a Flat waveform, then the unit is defective. Note : The Deck must be in a horizontal position. Use both “A” and “B” screws to adjust. Typical Waveform before Adjustment Waveform after Correct Adjustment Fig. 2-3 Envelope Waveform Samsung Electronics...
  • Page 11 Alignment and Adjustment MEMO Samsung Electronics...
  • Page 12 3-2 Deck Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Notice You can search for the updated part code through ITSELF web site. URL; http://itself.sec.samsung.co.kr Samsung Electronics...

  • Page 13: Exploded Views And Parts List

    DVD POWER TV POWER P006 PROG CLEAR INSTANT STEP REPLA Y SKIP TV/VIDEO OPEN/CLOSE L100 VIDEO SEL. DVI SEL. W004 ZOOM EZ VIEW SUBTITLE AUDIO ANGLE REPEA T INDEX PAGE PRE. NEXT PRE. NEXT SACD/CD BOOKMARK C002 P005 Samsung Electronics...
  • Page 14 C015 AK64-00742A CABINET-TOP;DVD-HD941,PCM,T0.6,W430,L45, L100 AK39-00054A LEAD CONNECTOR-ASS’Y;DVD-HD841,#1007,26, P001 AK92-00523A ASSY PCB-MAIN;DVD-HD745/XEV,MAIN ASS CIS Only AK92-00502A ASSY PCB-MAIN;DVD-HD745,MAIN PCB ASS Other Only P005 AK92-00446A ASSY PCB-FRONT KEY;DVD-HD841,FRONT KEY A P006 AK92-00447A ASSY PCB-POWER KEY;DVD-HD841,POWER KEY A P025 AC39-12022K CBF-POWER CORD;AT,,GP2,HOUING(2P),250V,3 U.K Only AC39-10019A CBF POWER CORD;KKP-419C,H03VVH2-F,VDE/KE...
  • Page 15 Exploded Views and Parts List 3-2 Deck Assembly H212 H102 H205 H900 H204 H202 H903 H903 H210 H241 H211 H207 H206 H206 H904 H904 H203 H209 H107 H105 H106 H903 H103 H108 H104 H109 Samsung Electronics...
  • Page 16 AK66-00044A GEAR-FEED B;DP-15,POM,-,-,-,-,-,-,- H206 AK61-00032A HOLDER-CAM SKEW;DP-9,POM,-,-,-,BLACK,- H207 AK31-00014A MOTOR SPINDLE;DP-15,3000RPM,-,-,-,- H209 AK64-00491A CHASSIS SUB;DP-15,POM,-,-,-,-,- H210 AK31-00005A MOTOR-FEED ASSY;-,DP-9,-,-,-,-,-,-,-,-,- H211 AK97-00638B ASSY-PICK UP;-,SOH-DT2,T544C,TRINO H212 AK61-00253A HOLDER-CHUCK;DP-15,POM,-,-,-,-,- H241 AK41-00156B FFC-PU;DP-15,-,FFC,24,T0.3,RIGHT H900 6003-001157 SCREW-TAPTITE;PWH,+,B,M2,L6,ZPC(YEL),SWR H903 6001-001370 SCREW-MACHINE;CH,+,M1.7,L3.0,ZPC(YEL),SW H904 6002-001086 SCREW-TAPPING;PH,+,B,M1.7,L5.0,ZPC(YEL), Samsung Electronics...
  • Page 17 Exploded Views and Parts List MEMO Samsung Electronics...

  • Page 18: Electrical Parts List

    AE21 2401-000922 C-AL;22uF,20%,16V,GP,TP,5x5,5 AR24 2007-000090 R-CHIP;10Kohm,5%,1/10W,TP,1608 AE22 2401-000010 C-AL;220uF,20%,16V,GP,-,6.3x11mm,2. AR25 2007-000125 R-CHIP;3.9Kohm,5%,1/10W,TP,1608 2401-000922 C-AL;22uF,20%,16V,GP,TP,5x5,5 AR26 2007-000125 R-CHIP;3.9Kohm,5%,1/10W,TP,1608 AE30 2401-002165 C-AL;100uF,20%,16V,GP,TP,6.3x7,5 AR27 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 AE31 2401-002165 C-AL;100uF,20%,16V,GP,TP,6.3x7,5 AR28 2007-000075 R-CHIP;220ohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 19 3301-001419 BEAD-SMD;-,220,-,500,TP,-,0.3 FMR2 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 DOL3 3301-001419 BEAD-SMD;-,220,-,500,TP,-,0.3 FMR20 2007-000083 R-CHIP;3Kohm,5%,1/10W,TP,1608 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW,SOT- FMR201 2007-000123 R-CHIP;1.5Kohm,5%,1/10W,TP,1608 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW,SOT- FMR21 2007-000083 R-CHIP;3Kohm,5%,1/10W,TP,1608 0501-000341 TR-SMALL SIGNAL;KSC1623-L,NPN,200mW,SOT- FMR22 2007-000083 R-CHIP;3Kohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 20 R-CHIP;0ohm,5%,1/4W,TP,3216 HC14 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 2007-000033 R-CHIP;0ohm,5%,1/4W,TP,3216 HC15 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 2007-000033 R-CHIP;0ohm,5%,1/4W,TP,3216 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 2007-000029 R-CHIP;0ohm,5%,1/8W,TP,2012 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 2007-000033 R-CHIP;0ohm,5%,1/4W,TP,3216 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 PBR11 3301-000297 BEAD-AXIAL;25ohm,3.6x1.2x5.7mm,,TP,,, 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 PBS01 3301-000297 BEAD-AXIAL;25ohm,3.6x1.2x5.7mm,,TP,,, This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 21 RC15 2203-001662 C-CER,CHIP;5.6NF,10%,50V,X7R,TP,1608 PIC01 1203-002651 IC-PWM CONTROLLER;ICE2B265,DIP,8P,9.52X6 RC16 2203-000783 C-CER,CHIP;0.33NF,5%,50V,C0G,TP,1608 PIC2 1203-002779 IC-POSI.FIXED REG.;G952T63U,SOT-223,3P,6 RC17 2203-001662 C-CER,CHIP;5.6NF,10%,50V,X7R,TP,1608 PICS1 0604-001028 PHOTO-COUPLER;TR,50-600%,250mW,DIP-4,ST RC18 2203-001052 C-CER,CHIP;0.56nF,10%,50V,X7R,TP,1608 PICS2 AC14-12006D IC;KA431Z,TO-92,TAPING RC19 2203-000815 C-CER,CHIP;0.033NF,5%,50V,C0G,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 22 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 SCR35 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 SAC2 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 SCR36 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 SAC20 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 SCR37 2007-001164 R-CHIP;75ohm,1%,1/10W,TP,1608 SAC21 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 SCR38 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 SAC22 2203-000280 C-CER,CHIP;0.01NF,0.5PF,50V,C0G,TP,1608 SCR39 2007-000102 R-CHIP;100Kohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 23 ZC25 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 ZR19 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 ZC26 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 2007-000070 R-CHIP;0ohm,5%,1/10W,TP,1608 ZC27 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 ZR20 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 ZC28 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 ZR21 2007-000113 R-CHIP;33ohm,5%,1/10W,TP,1608 ZC29 2203-005148 C-CER,CHIP;100nF,10%,16V,X7R,TP,1608 ZR22 2007-000074 R-CHIP;100ohm,5%,1/10W,TP,1608 This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 24 CRYSTAL-UNIT;27MHz,10ppm,28-AAM,12pF,40o P005 AK92-00446A ASSY PCB-FRONT KEY;DVD-HD841,FRONT KEY A FCON1 3708-001050 CONNECTOR-FPC/FFC/PIC;6P,1.25MM,ANGLE,SN FCON2 3711-000967 CONNECTOR-HEADER;BOX,4P,1R,2mm,ANGLE,SN FKEY1 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FKEY2 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FKEY3 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FKEY4 3404-000165 SWITCH-TACT;12V,50mA,160gf,6x6mm,SPST FKR1 2001-000007 R-CARBON;3KOHM,5%,1/8W,AA,TP,1.8X3.2MM This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 25 Electrical Parts List MEMO This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 26: Block Diagram

    VIC2 Decoder 4053 AC3 & MPEG 5.1 VIC1 Compo CVBS (LA73054) Yout Y/B/Pb Cout Video 6dB AMP Encoder Post (4DAC) R/Pr C/R/Pr Filter 6dB AMP B/Pb Comp/G/Y SCART JACK Samsung Electronics This Document can not be used without Samsung’s authorization.
  • Page 27 Block Diagram MEMO This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 28: Schematic Diagrams

    6-9 Key - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6-10 Main PCB (Component Side) Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 29: Power

    Schematic Diagrams 6-1 Power This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 30: Av-Decoder/Main-Micom

    Schematic Diagrams 6-2 AV-Decoder/Main-Micom Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 31: Servo

    Schematic Diagrams 6-3 Servo This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 32: Video

    Schematic Diagrams 6-4 Video Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 33: Audio

    Schematic Diagrams 6-5 Audio This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 34: Sacd

    Schematic Diagrams 6-6 SACD Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 35: Front-Micom

    Schematic Diagrams 6-7 Front-Micom This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 36: Dvi

    Schematic Diagrams 6-8 DVI Samsung Electronics This Document can not be used without Samsung’s authorization.

  • Page 37: Key

    Schematic Diagrams 6-9 Key 6-10 This Document can not be used without Samsung’s authorization. Samsung Electronics...

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