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Samsung HT-DS1750, Service Manual

The Samsung HT-DS1750 is a sleek and advanced home theater system designed to elevate your entertainment experience. Unlock its full potential with the comprehensive Service Manual, which you can easily download for free from our website. Immerse in incredible audio quality and enhance your movie nights like never before.

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Samsung Electronics

2-2

* Parts List of  Total Exploded view 

No.       Code No.            Description

Specification                               Q’ty       REMARK

1

AH64-02565B

WINDOW-CD

ACRYL 2.0T

1

2

AH64-02561A

DOOR-CD

ABS BLK

1

3

AH61-01404A

HOLDER-DOOR

ABS BLK

1

4

AH61-01325A

SPRING-DOOR

SUS304

2

5

AH64-02587A

WINDOW-VFD

ACRYL 2.0T

1

6

AH64-02562A

KNOB-VOLUME

ABS PLATE

1

7

AH67-00228A

LENS-VOLUME

PMMA MILKY

1

8

AH64-02567B

DECO-VOLUME

ABS GRAY

1

9

AH64-02586E

WINDOW-PHONES

ACRYL 2.0T

1

10

AH64-02583B

DECO-FRONT

ABS BLK

1

11

AH73-00005A

CUSHION-FOOT

EVA 2.0T

4

12

AH64-02582B

DECO-PANEL

ABS BLK

1

13

AH64-02843C

CABINET-FRONT

MIPS GRAY

1

HT-DS700

AH64-02843E

CABINET-FRONT

MIPS GRAY

1

HT-DS900

14

AH64-02563B

KNOB-FUNCTION ABS 

GRAY

1

15

AH61-01405A

HOLDER-VFD

ABS BLK

1

16

AH61-01453A

BRACKET-FRONT

SECC 0.8T

1

17

AH64-02585B

DECO-BOTTOM-L

ABS BLK

1

18

AH64-02584B

DECO-BOTTOM-R

ABS BLK

1

19

AH61-00774A

HOLDER-PCB

ABS GRAY

1

20

AH64-02844A

CABINET-BOTTOM

SECC 0.8T

1

21

AH61-01355A

BRACKET-TUNER

SECC 1.0T

1

22

AH61-01580A

HOLDER-ANINET

ABS

1

23

AH61-01628A

BRKT-GND,ANYNET

PBS 0.3T

1

24

AH61-40014A

SUPPORT-RIVET

PP BLACK

2

25

AH63-00733A

SHEET-SMPS

PC 0.5T

1

26

AH61-01579A

HOLDER-HEATSINK

ABS+GP30%

1

27

AH62-00126A

INSULATION-RUBBER

GAP PAD 1.0T

6

28

AH62-00125A

HEAT-SINK

AL

1

29

AH64-02845D

CABINET-REAR

SECC 0.6T

1

30

AH64-01588B

CABINET-TOP

SECC 0.6T

1

A

6003-001496

SCREW-TAPTITE

BWH 2.5*6, YEL

2

B

6001-001744

SCREW-TAPTITE

RH 2.6*8 YEL

1

C

6002-000126

SCREW-TAPTITE

FH 3*8 BLK

2

D

6003-000276

SCREW-TAPTITE

BH 3*10 YEL

19

E

6003-000398

SCREW-TAPTITE

BH 3*6 YEL

17

F

6003-001232

SCREW-TAPTITE

BH 3*8 BLK

6

G

6003-001464

SCREW-TAPTITE

BH 3*10 SIL

21

H

6003-000283

SCREW-TAPTITE

BH 3*8 YEL

6

No.       Code No.            Description

Specification                               Q’ty       REMARK

Summary of Contents for HT-DS1750

Page 1: ...S1750 HT DS1870 SERVICEManual DVD RECEIVER AMP SYSTEM CONTENTS 1 Alignment and Adjustments 2 Exploded Views and Parts List 3 Electrical Parts List 4 Block Diagrams 5 Wiring Diagram 6 Schematic Diagrams 7 IC Block Diagrams 8 Troubleshooting Confidential ...

Page 2: ...o that TUNED of FLT is lighted Figure 1 2 Figure1 2 FM Auto Search Level Adjustment Adjust FM S S G level to 28dB Figure1 1 IF CENTER and THD Adjustment SSG FREQ Adjustment point SVR1 98 MHz BEACON SENSITIVITY SEMI VR 20KΩ FM S S G GND 28 dB FM S S G Output GND Speaker Terminal FM Antenna Terminal Distortion Meter Input SET Input output Oscilloscope FM IN FM Antenna SET 10 kΩ Adjustment Location o...

Page 3: ...Samsung Electronics 2 1 2 Exploded Views and Parts List 2 1 Total Exploded View ...

Page 4: ...NT SECC 0 8T 1 17 AH64 02585B DECO BOTTOM L ABS BLK 1 18 AH64 02584B DECO BOTTOM R ABS BLK 1 19 AH61 00774A HOLDER PCB ABS GRAY 1 20 AH64 02844A CABINET BOTTOM SECC 0 8T 1 21 AH61 01355A BRACKET TUNER SECC 1 0T 1 22 AH61 01580A HOLDER ANINET ABS 1 23 AH61 01628A BRKT GND ANYNET PBS 0 3T 1 24 AH61 40014A SUPPORT RIVET PP BLACK 2 25 AH63 00733A SHEET SMPS PC 0 5T 1 26 AH61 01579A HOLDER HEATSINK ABS...

Page 5: ...A HOLDER BRACKET SECC t0 8 11 AH31 00030B MOTOR DC RF 300E 1D390 12 AH41 00560A PCB SWITCH 43 5 32 5 13 AH66 00219A BELT PULLEY CR 1 2 14 3409 001119 SWITCH DETECTOR JDS2200 15 AH59 01184A DVD DECK ASSY CMS S51PG4 16 6001 001257 SCREW MACHINE 1 7 3 W4 5 17 AJ60 10001A SCREW TAP WASHER 6 8 18 6003 000152 SCREW TAP 2 10 12 19 AH73 00058A RUBBER CD SILICON 30 20 0205 001106 GREASE GX 99004 21 0205 00...

Page 6: ...ng Electronics 2 4 2 3 SPEAKER Composite View 2 3 1 HT DS700 CAUTION The NET FRAME or FRONT PANEL ASS Y uses bonding to connect to CABINET ASS Y The extreme care not to damage the SPEAKER during disassembly ...

Page 7: ...Samsung Electronics 2 5 2 3 2 HT DS760T ...

Page 8: ...Samsung Electronics 2 6 CAUTION The NET FRAME or FRONT PANEL ASS Y uses bonding to connect to CABINET ASS Y The extreme care not to damage the SPEAKER during disassembly 2 3 3 HT DS900 ...

Page 9: ... 100ohm 5 1 10W TP 1608 PR26 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 PR25 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 PR24 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 PR23 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 MR90 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 MR68 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 MR2 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 DR64 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 D...

Page 10: ...1052 C CER CHIP 0 56nF 10 50V X7R TP 1608 MC27 2203 001052 C CER CHIP 0 56nF 10 50V X7R TP 1608 MC21 2203 001103 C CER CHIP 6 8nF 10 50V X7R TP 1608 RC6 2203 001222 C CER CHIP 0 82NF 10 50V X7R TP 1608 MC36 2203 001402 C CER CHIP 220nF 80 20 16V Y5V TP 1608 RC22 2203 001402 C CER CHIP 220nF 80 20 16V Y5V TP 1608 MC41 2203 001636 C CER CHIP 0 033nF 5 50V NP0 TP 1608 MC40 2203 001636 C CER CHIP 0 03...

Page 11: ...03 TR SMALL SIGNAL KSA733 PNP 250mW TO 92 T SQ7R 0501 000341 TR SMALL SIGNAL KSC1623 L NPN 200mW SOT SQ7L 0501 000341 TR SMALL SIGNAL KSC1623 L NPN 200mW SOT SQ3 0501 000637 TR SMALL SIGNAL 2SC1740S NPN 300mW SPT T AQ8L 0501 002184 TR SMALL SIGNAL KTD1304 NPN 200mW SOT 23 AQ8R 0501 002184 TR SMALL SIGNAL KTD1304 NPN 200mW SOT 23 OQ10 0504 000118 TR DIGITAL KSR1003 NPN 300MW 22K 22K TO SQ4 0504 000...

Page 12: ...G5128A LQFP 64P 1063MIL FR20 2001 000552 R CARBON 270OHM 5 1 4W AA TP 2 4X6 4MM JW6 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW7 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW8 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW5 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW3 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW2 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 JW13 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 FR2 2007 000241 R ...

Page 13: ...R CHIP 100nF 10 50V X7R TP 1608 UC74 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 UC73 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 UC72 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 UC71 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 UC70 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 UC6 2401 000243 C AL 100uF 20 10V GP TP 6 3x5 5 UC14 2401 000243 C AL 100uF 20 10V GP TP 6 3x5 5 UC1 24...

Page 14: ... 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R129 2007 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R6FL 2007 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R6C 2007 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R46 2007 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R130 2007 000253 R CHIP 1 5ohm 5 1 4W TP 3216 R21 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 R20 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 HR2 2007 000309 R CHIP 10ohm 5 1 10W TP 1608 ...

Page 15: ...9 C CER CHIP 100nF 10 50V X7R TP 1608 C9RL 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C9RR 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C9S 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C7RR 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C4RR 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C4S 2203 005249 C CER CHIP 100nF 10 50V X7R TP 1608 C5 2203 005249 C CER CHIP 100nF 10 50V X7R TP ...

Page 16: ...Samsung Electronics 4 1 4 Block Diagram 4 1 MAIN Part ...

Page 17: ...4 2 Samsung Electronics 4 2 DVD Part ...

Page 18: ...Samsung Electronics 5 1 5 Wiring Diagram ...

Page 19: ...Samsung Electronics 6 1 This Document can not be used without Samsung s authorization 6 Schematic Diagram 6 1 1 MAIN RCA ...

Page 20: ...6 2 Samsung Electronics This Document can not be used without Samsung s authorization 6 1 2 MAIN SCART ...

Page 21: ...Samsung Electronics 6 3 This Document can not be used without Samsung s authorization 6 2 FRONT ...

Page 22: ...6 4 Samsung Electronics This Document can not be used without Samsung s authorization 6 3 AMP ...

Page 23: ...Samsung Electronics 6 5 This Document can not be used without Samsung s authorization 6 4 MICOM FRONT ...

Page 24: ...6 6 Samsung Electronics This Document can not be used without Samsung s authorization 6 5 TUNER ...

Page 25: ...Samsung Electronics 6 7 This Document can not be used without Samsung s authorization 6 6 DVD PACK ...

Page 26: ...Samsung Electronics 7 1 7 IC Block Diagrams 7 1 Main 7 1 1 FAN8082 ...

Page 27: ...7 2 Samsung Electronics 7 1 2 MAX232 ...

Page 28: ...Samsung Electronics 7 3 7 1 3 TAS5121 ...

Page 29: ...7 4 Samsung Electronics 7 1 4 S5G5128A ...

Page 30: ...Samsung Electronics 7 5 ...

Page 31: ...7 6 Samsung Electronics 7 1 6 WM8775 7 1 5 PS9818 ...

Page 32: ...Samsung Electronics 7 7 7 2 DVD 7 2 1 A29L160 7 2 2 ESMT_M12L128168A ...

Page 33: ...7 2 4 S524C20D21_20D41 7 8 Samsung Electronics 7 2 3 74HCT245 ...

Page 34: ...Samsung Electronics 7 9 7 2 6 STM_74LCX244 7 2 5 STM_74LCX157 ...

Page 35: ...7 10 Samsung Electronics 8 2 7 STM_74LCX374 ...

Page 36: ...Samsung Electronics 7 11 7 3 MICOM PORT ASSIGNMENT ...

Page 37: ...Samsung Electronics 8 1 8 TroubleShooting 8 1 Main ...

Page 38: ...8 2 Samsung Electronics ...

Page 39: ...Samsung Electronics 8 3 8 2 DVD SERVO parts ...

Page 40: ...8 4 Samsung Electronics ...

Page 41: ...Samsung Electronics 8 5 ...

Page 42: ...8 6 Samsung Electronics ...

Page 43: ...Samsung Electronics 8 7 ...

Page 44: ...8 8 Samsung Electronics ...

Page 45: ...Samsung Electronics 8 9 ...

Page 46: ...8 10 Samsung Electronics 8 3 DVD MPEG Parts ...

Page 47: ...Samsung Electronics 8 11 ...

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