Samsung HT-DS490 free download

File name HT-DS490.pdf

DVD RECEIVER AMP HT-DS490 SERVICE DVD RECEIVER AMP SYSTEM Manual 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 - HT-DS490 ELECTRONICS © Samsung Electronics Co.,Ltd. JUNE. 2004 Printed in Korea Code no. AH68-01599J 1. Alignment and Adjustments 1. Tuner FM THD Adjustment SSG FREQ. Adjustment point (FM DET) Output 98 MHz FM DETECTOR COIL 60 dB Output GND FM S.S.G FM Antenna SET Terminal Input Speaker Terminal output Oscilloscope Input Distortion Meter Minumum Distortion (0.4% below) (Figure 1-1) Figure1-1 IF CENTER and THD Adjustment * Adjustment Location of Tuner PACK FM Search Level Adjustment SSG FREQ. Adjustment point (SVR1) Output 98 MHz BEACON SENSITIVITY SEMI-VR(20K) 28 dB(±2dB) 28 dB FM Antenna SET FM S.S.G GND FM IN 10 k Adjust SVR1 so that "TUNED" of FLT is lighted (Figure 1-2) *Adjust FM S.S.G level to 28dB Figure1-2 FM Auto Search Level Adjustment * AM, LW, SW Band : No Adjustment point Samsung Electronics 1-1 8. TroubleShooting 8-1 Main Samsung Electronics 8-1 8-2 Samsung Electronics 8-2 DVD SERVO parts Samsung Electronics 8-3 8-4 Samsung Electronics Samsung Electronics 8-5 8-6 Samsung Electronics Samsung Electronics 8-7 8-8 Samsung Electronics Samsung Electronics 8-9 8-3 DVD MPEG Parts 8-10 Samsung Electronics Samsung Electronics 8-11 2.Exploded Views and Parts List 2-1-1 Total Exploded View; HT-DS490 2-1 Samsung Electronics * Parts List of Total Exploded view No. 1 2 3 4 5 6 7 8 9 10 11 Code No. AH64-02565A AH64-02561A AH61-01404A AH61-01325A AH64-02562A AH67-00228A AH64-02567A AH64-02564H AH64-02576B AH64-02839A AH64-02837H AH64-02837Z AH64-02837T AH64-03119E 12 13 14 15 16 17 18 19 20 21 22 AH73-00005A AH63-00632F AH64-02838B AH67-00265A AH63-00731A AH61-01405A AH61-10513A AH64-02841A AH73-00733A AH61-01608A AH61-01140A Description WINDOW-CD DOOR-CD HOLDER-DOOR SPRING-DOOR KNOB-VOLUME LENS-VOLUME DECO-VOLUME WINDOW-FRONT WINDOW-PHONES DECO-FRONT CABINET-FRONT CABINET-FRONT CABINET-FRONT CABINET-FRONT RUBBER-FOOR SHIELD-PHONES KNOB-FUNCTION LENS-POWER SHEET-POWER HOLDER-VFD BRACKET-PCB CABINET-BOTTOM SHEET-SMPS HOLDER-H/SINK BRKT-PCB Specification ACRYL 2.0T H/M ABS BLACK ABS D/GRAY SUS304 ABS L/GRY PMMA MILKY ABS L/GRY ACRYL 2.0T H/M ACRYL 2.0T H/M ABS BLACK HIPS L/GRY HIPS L/GRY HIPS L/GRY HIPS L/GRY EVA 11.5*9 PBS 0.2T ABS L/GRAY PMMA MILKY HTMERON 0.3T ABS BLK PBS 0.3T SECC 0.8T PC 0.5T ABS+GF30% SPTE 0.5T Q'ty 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 EUR(ELS/XFO) USA ASIA(NO EUR)-SDSM CANADA A B C D E F 6003-001496 6002-000126 6003-000276 6002-000398 6003-000275 6003-001499 SCREW-TAPTITE SCREW-TAPPING SCREW-TAPTITE SCREW-TAPTITE SCREW-TAPTITE SCREW-TAPTITE WASHER 6.8 M2.5 FH 3 * 8 BLK BH 3 * 10 YEL BH 3 * 6 YEL BH 3 * 10 BLK BWH 3 * 10 SILVER ASIA ONLY EXP 30 REMARK No. 23 24 25 26 27 28 29 Code No. AH61-01355