Samsung DVD-HD931 - HDTV Converter Progressive-Scan DVD Player Service Manual Download Page 28

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Samsung Electronics

6-1

6. Schematic Diagrams

6-1 Power - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-2 AV-Decoder/Main-Micom - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-3 Servo - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-4 Front-Micom - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-5 Video - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-6 Audio - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-7 DVI - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-8 Key-Power - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

6-9 Key-Jog - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Block Identification of PCB

Main PCB (Component Side)

Jack PCB (Conductor Side)

6-2

6-3

6-4

6-5

6-6

6-7

6-8

6-9

6-10

Summary of Contents for DVD-HD931 - HDTV Converter Progressive-Scan DVD Player

Page 1: ...al Parts List 5 Block Diagram 6 Schematic Diagrams Manual DVD PLAYER CONTENTS SERVICE MANUAL DVD HD931 ELECTRONICS Samsung Electronics Co Ltd MAR 2003 Printed in Korea AK82 00332A If you want to know additional information which is not included on this Service Manual please refer to the DVD HD931 Training Manual of AK82 00333A ...

Page 2: ...erwriters Laboratories UL 1270 40 7 With the instrument s AC switch first in the ON position and then in the OFF position measure from a known earth ground metal water pipe conduit etc to all exposed metal parts of the instrument antennas handle brackets metal cabinets screw heads metallic overlays control shafts etc espe cially any exposed metal parts that offer an electri cal return path to the ...

Page 3: ...nched out of place or frayed wiring Do not change spacing between a component and the printed circuit board Check the AC power cord for damage 5 Components parts and or wiring that appear to have overheated or that are otherwise damaged should be replaced with components parts and or wiring that meet original specifications Additionally determine the cause of overheating and or damage and if neces...

Page 4: ...und lead last 2 The service precautions are indicated or printed on the cabinet chassis or components When servic ing follow the printed or indicated service precau tions and service materials 3 The components used in the unit have a specified flame resistance and dielectric strength When replacing components use components which have the same ratings Components ientified by shading by or by in th...

Page 5: ...posure of the assem bly 3 Use only a grounded tip soldering iron to solder or unsolder ESD devices 4 Use only an anti static solder removal devices Some solder removal devices not classified as anti static can generate electrical charges suffi cient to damage ESD devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESD devices 6 Do not remove a ...

Page 6: ... sheet This gives them the same ground as the sheet 4 Remove the optical pick up block 5 Perform work on top of the conductive sheet Be careful not to let your clothes or any other static sources to touch the unit 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 Fig 1 3 6 Short the short terminal on the PCB wh...

Page 7: ... Assy 3 Make solder land 2 points short on Pick up See Fig 1 4 4 Disassembly the Pick up 1 5 2 Assembly 1 Replace the Pick up 2 Remove the soldering 2 points on Pick up 3 Reassemble the Deck Assy PICK UP ASS Y SOLDER LAND 2 POINTS SHORT Note If the assembly and disassembly are not done in correct sequence the Pick up may be damaged Fig 1 4 ...

Page 8: ...Samsung Electronics 2 1 2 Alignment and Adjustment 2 1 Location of Test Point Fig 2 1 Location of Test Point ...

Page 9: ...d Test Point 2 2 Skew Adjustment Test Disc Adjustment Spec Test Point Adjustment Location TDV 533 ENV 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 Test Disc Service not Available Table 2 1 ...

Page 10: ...illoscope Range as follows Voltage 50mV Div Frequency 10m Sec 3 Adjust the Screws A and B See Fig 2 2 using a Hex screwdriver until you obtain a Flat Waveform and the picture is stable Then go to Chapter 1 and make sure the Waveform is Flat here as well If not you have to go back to Chapter 14 and adjust again If you cannot obtain a Flat waveform then the unit is defective Note The Deck must be in...

Page 11: ...Alignment and Adjustment 2 4 Samsung Electronics MEMO ...

Page 12: ...Samsung Electronics 3 1 3 Exploded View and Parts List 3 1 Cabinet Assembly 3 2 Deck Assembly Page 3 2 3 4 ...

Page 13: ...ung Electronics 3 1 Cabinet Assembly S N A Service Not Available 101 151 152 151 152 150 601 ASSY PCB MAIN 603 ASSY PCB SUB S N A ASS Y CABINET BOTTOM DECK DVD MECHA S N A 152 153 UT01 1 2 5 702 701 152 152 610 152 602 ASS Y PCB JACK PCN10B ...

Page 14: ...CK SWRCH1 152 6003 000283 SCREW TAPTITE BH B M3 L8 ZPC YEL SM20 153 6046 001010 STAND OFF M3 L6 NI PLT SUM24L 4 40 601 AK92 00174A ASSY PCB MAIN DVD HD931 XAA MAIN 602 AK92 00180A ASSY PCB JACK DVD HD931 XAA JACK 603 AK92 00238A ASSY PCB SUB DVD HD931 SUC PCB ASS 610 AC39 10200N CBF POWER CORD EP2 SPT 2 AWG 18 1 8MT WA 701 AK92 00198A ASSY PCB PWR KEY DVD HD931 PWR KEY PCB A 702 AK92 00197A ASSY P...

Page 15: ...Exploded Views and Parts List 3 4 Samsung Electronics 3 2 Deck Assembly H106 H105 H107 H102 H205 903 H204 900 904 903 900 H104 H108 H241 H211 H203 H210 H103 S N A H206 H207 H206 H202 H209 ...

Page 16: ...ANGULAR CR T1 2 4 3 1 2X25 1 B H106 AK66 00008A GEAR TRAY DP 9 POM H107 AK66 00009A SLIDER HOUSING DP 9 POM H108 AK63 00008A TRAY DISC DP 9 ABS BLK DP 9 H202 AK73 00005A RUBBER INSULATOR DP 9 BUTYL RUBBER H203 AH61 50327A SHAFT P U DP 3 SUS420J2 L84 7 OD3 H204 AK66 00010A GEAR FEED A DP 9 POM H205 AK66 00011A GEAR FEED B DP 9 POM H206 AK61 00032A HOLDER CAM SKEW DP 9 POM BLACK H207 AK31 00004A MOT...

Page 17: ...Exploded Views and Parts List 3 6 Samsung Electronics MEMO ...

Page 18: ... 15Kohm 5 1 16W DA TP 1608 IC1 AH14 10004R IC M74HCU04 SOP TAPE 14P MC1 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 MC10 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 MC11 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 MC12 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 MC13 2203 000626 C CERAMIC CHIP 0 022NF 5 50V C0G TP 160 MC15 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP ...

Page 19: ...5 RE8 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 RE9 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 RIC1 AH13 00009C IC ASIC S5L1463A01 Q1 DVD L200 80 5 RL11 2703 000398 INDUCTOR SMD 10uH 10 3 2x2 5x2 2mm RL3 2703 000398 INDUCTOR SMD 10uH 10 3 2x2 5x2 2mm RQ1 0501 000279 TR SMALL SIGNAL KSA1182 Y PNP 150mW SOT RQ2 0501 000279 TR SMALL SIGNAL KSA1182 Y PNP 150mW SOT RR100 2007 000070 R CHIP 0ohm 5 1 16W DA...

Page 20: ... TP 1608 ZC100 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC101 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC102 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC103 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC104 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC105 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 ZC106 2203 005148 C CERAMIC CHIP 100nF 10 1...

Page 21: ... 1 16W DA TP 1608 ZR86 2007 000122 R CHIP 1 2Kohm 5 1 16W DA TP 1608 ZR9 2007 001164 R CHIP 75ohm 1 1 16W DA TP 1608 ZR90 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 ZR92 2007 000070 R CHIP 0ohm 5 1 16W DA TP 1608 ZR93 2007 001002 R CHIP 510ohm 5 1 16W DA TP 1608 ZR97 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 ZR99 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 ZRA1 2011 000475 R NETWORK 33ohm ...

Page 22: ...007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 FR38 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 FR4 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM FR40 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM FR41 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM FR42 2007 000844 R CHIP 3KOHM 5 1 10W DA TP 2012 FR43 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 FR44 2001 000290 R CARBON 10KOHM 5 1 8W ...

Page 23: ...TP 2012 R123 2007 000221 R CHIP 1 2KOHM 5 1 10W DA TP 2012 R126 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R127 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R128 2001 000027 R CARBON 100OHM 5 1 4W AA TP 2 4X6 4MM R129 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R130 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R131 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R150 20...

Page 24: ... 1608 HC9 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 HC97 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 HD111 2007 001044 R CHIP 56ohm 5 1 16W DA TP 1608 HDN101 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP HDN50 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP HDN54 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP HDN58 2011 000816 R NETWORK 100ohm 5 63mW L CHIP 8P TP HDN64 2011...

Page 25: ... AXIAL 100nF 80 20 50V Y5V PC3 2202 002037 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V R500 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R501 2001 000577 R CARBON 2KOHM 5 1 8W AA TP 1 8X3 2MM SW500 3404 000165 SWITCH TACT 12V 50mA 160gf 6x6mm SPST SW501 3404 000165 SWITCH TACT 12V 50mA 160gf 6x6mm SPST SW502 3404 000165 SWITCH TACT 12V 50mA 160gf 6x6mm SPST 702 AK92 00197A ASSY PCB JOG KEY DVD HD...

Page 26: ...D Coaxial Yout Cout SIC1 S5L1455X Servo MIC1 TMP91C630F F END Controller SIC2 EDO RAM FIC1 UPD78F0233 Front Control Micom ZIC1 Ziva 5 A V Decoder CVBS 480I 480P 480P 720P 1080I Y Pb DVI Pr L1 L2 R1 R2 Optical AIC4 PCM1742KE Audio DAC DVIC1 Sil170B DVI Transmitter HIC1 FLI2310 SD to HD Processor ZIC7 AT49BV1614 2MB FLASH ZIC2 ZIC3 K4S641632 X2 16MB SDRAM LPF AMP VIC1 LA73054 LPD AMP ...

Page 27: ...Block Diagram 5 2 Samsung Electronics MEMO ...

Page 28: ...Diagrams 6 1 Power 6 2 AV Decoder Main Micom 6 3 Servo 6 4 Front Micom 6 5 Video 6 6 Audio 6 7 DVI 6 8 Key Power 6 9 Key Jog Block Identification of PCB Main PCB Component Side Jack PCB Conductor Side 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 ...

Page 29: ...Schematic Diagrams 6 2 Samsung Electronics 6 1 Power ...

Page 30: ...Schematic Diagrams Samsung Electronics 6 3 6 2 AV Decoder Main Micom ...

Page 31: ...Schematic Diagrams 6 4 Samsung Electronics 6 3 Servo ...

Page 32: ...Schematic Diagrams Samsung Electronics 6 5 6 4 Front Micom ...

Page 33: ...Schematic Diagrams 6 6 Samsung Electronics 6 5 Video ...

Page 34: ...Schematic Diagrams Samsung Electronics 6 7 6 6 Audio ...

Page 35: ...Schematic Diagrams 6 8 Samsung Electronics 6 7 DVI ...

Page 36: ...Schematic Diagrams Samsung Electronics 6 9 6 8 Key Power ...

Page 37: ...Schematic Diagrams 6 10 Samsung Electronics 6 9 Key Jog ...

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