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DVD-VCR COMBINATION

CHT-420

◆

Main Unit ; DVD-CM420

◆

Speakers ; SP-420

SERVICE

1. Precautions

2. Alignment and Adjustment

3. Exploded Views and Parts List

4. Electrical Parts List

5. Block Diagram

6. Schematic Diagrams

Manual

DVD-VCR COMBINATION

CONTENTS

SERVICE MANUAL

CHT

-420

OPEN/CLOSE

CHANNEL DVD VCR FM/AM INPUT

EJECT

PHONES

REC S.MODE S.EFFECT

VOL

ELECTRONICS

APR. 2003

Printed in Korea

AK82-00360A

If you want to know additional information which is not included on this Service Manual, please refer to the
CHT-350 Training Manual (AK82-00297A).

Содержание CHT-420

Страница 1: ...gram 6 Schematic Diagrams Manual DVD VCR COMBINATION CONTENTS SERVICE MANUAL CHT 420 OPEN CLOSE CHANNEL DVD VCR FM AM INPUT EJECT PHONES REC S MODE S EFFECT VOL ELECTRONICS Samsung Electronics Co Ltd APR 2003 Printed in Korea AK82 00360A If you want to know additional information which is not included on this Service Manual please refer to the CHT 350 Training Manual AK82 00297A ...

Страница 2: ...oad Ass y Separate the Motor Load Ass y 2 When Slider S T are approach the unloading position rotate holder Clutch counterclockwise after inserting screwdriver in the frame s bottom hole in order to wind the unwound tape Refer to Fig 3 If you rotate Gear Worm Œ continuously when tape is in state of unwinding you may cause tape contamination by grease and tape damage Be sure to wind the unwound tap...

Страница 3: ...derwriters 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...

Страница 4: ...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...

Страница 5: ...d 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 the ...

Страница 6: ...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 ...

Страница 7: ... 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...

Страница 8: ... 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 SOLDER LAND 2 POINTS SHORT PICK UP ASS Y Note If the assembly and disassembly are not done in correct sequence the Pick up may be damaged Fig 1 4 ...

Страница 9: ...nt Press the SW718 TEST button on Function Timer PCB to set the adjustment mode If the corresponding adjustment button is pressed the adjustment is performed automatically 2 1 1 a Location of adjustment button of remote control Fig 2 1 2 3 1 5 6 4 8 0 9 7 POWER TV POWER OPEN CLOSC EJECT MUTE SPEAKER SOUND MODE SOUND EFFECT STEP ZOOM ATR DIGEST TEST MODE REPEAT 100 ANGLE TV VOL CH TRK AMP VOL TV IN...

Страница 10: ...2 2 Alignment and Adjustments Samsung Electronics 2 1 1 b TEST location for adjustment mode setting Fig 2 2 Function Timer PCB Top View TEST SW718 BUTTON ...

Страница 11: ...ion number is completed press the button of remote control If button is pressed the selected number is changescolor See Fig 2 4 5 Press the ENTER button of remote control again to store the option number 6 Turn the Power off 1 NVRAM Option is adjusted in the factroy 2 In case VCR Main PCB Micom IC601 and NVRAM IC603 EEPROM are replaced be sure to set the corresponding option number of the required...

Страница 12: ...2 4 Alignment and Adjustments Samsung Electronics 2 2 DVD Adjustment 2 2 1 Location of Test Point Fig 2 5 Location of test Point DVD Main PCB Top Side ...

Страница 13: ... Adjustment Location TDV 533 ENV Ass y Deck Bottom Side Chapter 14 Flat Waveform DVD Main PCB Top Side See Fig 2 6 See Fig 2 5 Fig 2 6 Ass y Deck Bottom Side T R A B Test Disc Service not Available Table 2 2 SKEW Tangential The shift on the Vertical axis of Spindle Motor movement SKEW Radial The shift on the Direction of the Spindle Motor movement ...

Страница 14: ... 50mV Div Frequency 10m Sec 3 Connect Power Open the Tray and Play the TDV 533 Disc Chapter 14 4 Adjust the Screws A and B See Fig 2 6 using a Hex screwdrvier 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 d...

Страница 15: ...tment Spec and Test Point 2 2 3 RF SUM Level Adjustment Test Disc Adjustment Spec Test Point Adjustment Location RF EQC VR1 TDV 525 1 7 0 2V DVD Main PCB Top Side DVD Main PCB Top Side See Fig 2 5 See Fig 2 8 Fig 2 8 Location of VR1 DVD Main PCB Top Side Table 2 3 ...

Страница 16: ...DVD disc and set the Oscilloscope Range as follows Voltage 50mV Div Frequency 10m Sec 3 Adjust the RF SUM Level by turning the Semi Variable Resistor VR1 on the DVD Main PCB See Fig 2 8 4 Adjust according the to table on the previous pages 1 7V 0 2V Warning Do not turn the Voltage up too high as this may damage the Laser Diode permanently Fig 2 9 RF SUM Level Wavefrom ...

Страница 17: ...he height of the tape guide and prevent damage do not apply excessive force onto the main base Fig 2 10 Location of Tape Transport Adjustment Fig 2 11 Tape Travel Diagram CYLINDER ASS Y TAKE UP REEL DISK 8 GUIDE POST 9 GUIDE POST SUPPLY REEL DISK CAPSTAN PINCH ROLLER GUIDE ROLLER T GUIDE ROLLER S FULL ERASE HEAD 3 GUIDE POST TENSION POST HEIGHT SCREW TILT SCREW X POSITION ADJUST SILT AZIMUTH SCREW...

Страница 18: ...le is still observed at the tape guide perform the tilt adjustment of the ACE head 1 ACE Head Assembly Adjustment a ACE HEAD HEIGHT ADJUSTMENT 1 Run the alignment tape Color bar in the playback mode 2 Observe surface of the audio head using a dental mirror 3 Turn screw C clockwise or counterclockwise until the gap of lower tape edge and the lower edge of the control head is about 0 25mm Refer to F...

Страница 19: ...wer flange of tape guide as shown in Fig 2 14 B 3 If a curl or wrinkle of the tape occurs slightly turn the screw A tilt adjust on the ACE head ass y 4 Reconfirm the ACE head height Fig 2 14 Tape Guide Check c AUDIO AZIMUTH ADJUSTMENT 1 Load alignment tape Mono scope and playback the 7KHz signal 2 Connect channel 1 scope probe to audio output 3 Adjust screw B to achieve maximum audio level See Fig...

Страница 20: ...l buttons then adjustment is operates automatically See Fig 2 1 4 Connect the CH 1 probe to Envelope the CH 2 probe to H D switching pulse and then trigger to CH 1 5 Insert the driver into the X Point adjustment hole and adjust it so that envelope waveform is maximum Test point TP2 Audio Output TP3 Envelope TP4 H D S W Trigger TP5 Control Pulse Fig 2 15 Location of Test point VCR Main PCB Top View...

Страница 21: ...lope b Minimum output of the video RF envelope at the entrance side c Minimum output of the video RF envelope at the center point d Maximum output of the video RF envelope at the exit side 4 If the section A in Fig 2 17 does not meet the specification adjust the guide roller S up or down 5 If the section B in Fig 2 17 does not meet the specification adjust the guide roller T up or down Fig 2 16 En...

Страница 22: ...ope CH 1 to the Envelope and CH 2 to the H D SW Pulse for triggering 8 Turn the guide roller heads with a flat head driver to obtain a flat video RF envelope as shown in Fig 2 18 Fig 2 18 Guide Roller S T Height Adjustment IDEAL ENVELOPE SHEIGHTTOOHIGH SHEIGHTTOOLOW THEIGHTTOOHIGH THEIGHTTOOLOW GUIDE ROLLER S GUIDE ROLLER T ...

Страница 23: ...e Changes from RPS to Play Mode 4 Envelope Check 1 Make recordings on T 120 E 120 and T 160 E 180 tape Make sure the playback output envelope meets the specification as shown in Fig 2 20 2 Play back a self recorded tape recording made on the unit using with T 120 E 120 The video envelope should meet the specification as shown in Fig 2 20 In SP mode A should equal B If the head gap is wide upper cy...

Страница 24: ... ass y drives the disk reel S T through gear idler by rotation of gear center ass y 3 Brake is operated by slider cam at FF REW mode 4 Transportation of accurate driving force is done by gears Gear Center Ass y Note If the spec does not meet the followings specifications replace the holder clutch ass y and then recheck MODE TORQUE g cm GAUGE PB 42 11 Cassette Torquemeter RPS 145 30 Cassette Torque...

Страница 25: ...ng Electronics 3 1 3 Exploded View and Parts List 3 1 Cabinet Assembly 3 2 3 2 VCR Mechanical Parts Top Side 3 4 3 3 VCR Mechanical Parts Bottom Side 3 6 3 4 DVD Mechanical Parts 3 8 3 5 Speakers System 3 10 ...

Страница 26: ...D MAIN PCB 603 S M P S PCB 200 S602A LD601A 1 2 5 3 21 22 702 154 2 3 1 5 6 4 8 0 9 7 POWER TV POWER OPEN CLOSC EJECT MUTE SPEAKER SOUND MODE SOUND EFFECT STEP ZOOM ATR DIGEST TEST MODE REPEAT 100 ANGLE TV VOL CH TRK AMP VOL TV INPUT DVD VCR FM AM INPUT TV SELECT S E T U P DISP LAY CLE AR DIS C M ENU REC RETURN MARK TITLE SUBTITLE SCREEN FIT SEARCH SPEED TIMER AUDIO TV VCR ENTER S N A Service Not ...

Страница 27: ... BH 4 12 154 6003 000276 SCREW TAPTITE BH B M3 L10 ZPC YEL SWC 155 6003 000275 SCREW TAPTITE BH B M3 L10 BLK SWCH101 156 6003 001076 SCREW TAPTITE BH S M3 L6 ZPC BLK SWRC 157 AC60 10063A SCREW TAPTITE L12 ZPC3 M3 SWRC 200 AC39 10200N CBF POWER CORD EP2 SPT 2 AWG 18 1 8MT WA 601 AC92 01413A ASSY PCB MAIN THEATER2 COMBO 602 AK92 00172A ASSY PCB DVD AMP CHT 420 XAA DVD MAIN 603 AC92 01325A ASSY OPT P...

Страница 28: ...ctronics 3 2 VCR Mechanical Parts Top Side G001 G555 G510 G480 K546 G680 G681 B410 B475 B440 B448 B452 G546 G060 G520 G527 K188 K182 K110 K240 K248 K350 K330 K140 K340 G070 K470 B474 B473 K250 K530 K490 G530 G420 G450 K502 OPTIONAL OPTIONAL G560 ...

Страница 29: ...S 10 G527 AC61 60553A SPRING ETC GUIDE 9 X 9 SUS304 WPB 0 25 G530 AC33 00007A HEAD FE HVFHPOO43A G546 AC66 00005A LEVER FL DOOR TS 10 POM NAT G555 AC66 00032A LEVER UNIT PINCH ASS Y TS 10 G560 AC61 00122A POST 8 GUIDE ASS Y TS 10 POM SUS 303 G680 AC66 00046A LEVER HEAD CLEANER ASS Y TS 10 POM URETH OPTIONAL G681 AC61 50686A SLEEVE HEAD CLEANER POM TS OPTIONAL K110 AC66 10267A REEL DISK S X 9 POM K...

Страница 30: ...Exploded View and Parts List 3 6 Samsung Electronics 3 3 VCR Mechanical Parts Bottom Side G542 B462 B560 B501 B484 B561 B488 B500 B456 B458 B464 B468 K222 K200 K225 K221 B478 B570 B460 B489 ...

Страница 31: ...SECC E20 20 1 B484 AC66 00030A GEAR LOADING DR ASS Y TS 10 POM SWPB B488 AC66 00023A LEVER S LOADING TS 10 POM NAT B489 AC66 00021A LINK LOADING S TS 10 SECC E20 20 0 8 B500 AC66 00024A LEVER T LOADING TS 10 POM NAT B501 AC66 00022A LINK LOADING T TS 10 SECC E20 20 0 8 B560 AC31 00016A MOTOR CAPSTAN F2QVB05 SCORPIO2 TS 10A B561 3809 001270 CABLE FLAT 30V 80C 140MM 10P 1 25MM UL28 B570 AC60 10514A ...

Страница 32: ...ed View and Parts List 3 8 Samsung Electronics 3 4 DVD Mechanical Parts H108 H106 S N A H105 H107 H102 H211 H203 H241 H212 905 H104 H250 H103 H207 H208 S N A H202 H210 H204 H205 H209 H206 901 900 904 906 903 ...

Страница 33: ...LAR CR T1 2 4 3 1 2X25 1 B H106 AH66 00124A GEAR TRAY DP 7 POM M90 44 H107 AH66 00125A SLIDER HOUSING DP 7 POM H108 AH63 00422A TRAY DISC ABS BLK DP 7S H202 AH73 00023A RUBBER INSULATOR BUTYL RUBBER DP 3 H203 AH61 50327A SHAFT P U DP 3 SUS420J2 L84 7 OD3 H204 AH66 00075A GEAR FEED A POM M90 44 H205 AH66 00170A GEAR FEED B DP 7S POM M90 44 0 5 14 H206 AC60 30306A FASTENER WASHER SLIT ID2 1 OD5 0 T0...

Страница 34: ...AB 2 SPK 4 SPEAKER CABLE Loc No Parts No Description Specification Remark CAB 1 AK82 00289A A S MATERIAL ASSY C VIOLET CHT 350 XAA S CAB 2 AK82 00286A A S MATERIAL ASSY C GREEN CHT 350 XAA SE CAB 3 AK82 00285A A S MATERIAL ASSY C RED CHT 350 XAA SEA CAB 5 AK82 00284A A S MATERIAL ASSY CABLE CHT 350 XAA SEA CAB 4 AK82 00288A A S MATERIAL ASSY C GRAY CHT 350 XAA SEA CAB 6 AK82 00287A A S MATERIAL AS...

Страница 35: ...000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M R1P111 2001 000855 R CARBON 560OHM 5 1 4W AA TP 2 4X6 4MM R1P114 2001 000362 R CARBON 150OHM 5 1 8W AA TP 1 8X3 2MM R1P115 2001 000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M R1P116 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R1P117 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2M ZD1P01 0403 000390 DIODE ZENER UZP33B 33V 31 4 34 6V 1W DO ZD1P0...

Страница 36: ...R690 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R691 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM R692 2001 000429 R CARBON 1KOHM 5 1 8W AA TP 1 8X3 2MM S602 0603 001011 PHOTO TR NPN 35V 6V 50mA 75mW BK SW602 AC34 20100B SWITCH REC X 9 SW603 AC34 20100A SWITCH MODE X 9 XT601 2801 001384 CRYSTAL UNIT 14 31818MHz 30ppm 28 AAA 16 A V PARTS C301 2401 000598 C AL 1uF 20 50V GP TP 4x7 5 C302...

Страница 37: ...P 1 8X3 2M R3A18 2001 000449 R CARBON 2 2KOHM 5 1 8W AA TP 1 8X3 2M R3A24 2001 000522 R CARBON 22KOHM 5 1 8W AA TP 1 8X3 2MM R3A50 2001 000800 R CARBON 5 1KOHM 5 1 8W AA TP 1 8X3 2M R3A51 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM W304 2701 000002 INDUCTOR AXIAL 100uH 10 4 2x9 8mm XT301 2801 003610 CRYSTAL UNIT 3 579545MHz 8ppm 28 AAA S 1 TM PARTS C401 2203 000192 C CERAMIC CHIP 100nF 80 2...

Страница 38: ...O 35 D907 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D908 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D909 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D910 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D911 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D912 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 D913 0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO...

Страница 39: ... CHIP 47nF 10 25V X7R TP 1608 DAC103 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 DAC104 2203 000888 C CERAMIC CHIP 4 7nF 10 50V X7R TP 1608 DAC105 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 DAC107 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 DAC109 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 DAC11 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 DAC111 2203 005148 C CERAMIC...

Страница 40: ...107 001369 IC FLASH MEMORY MBM29LV800BA 90PFTN 512K MIC3 0801 001072 IC CMOS LOGIC 74ACT32 OR GATE SOP 14P 15 MIC4 1103 001204 IC EEPROM 24C021 256x8Bit SOP 8P 150MIL MR1 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 MR10 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 MR11 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 MR12 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 MR13 2007 000084 R CHIP 4 7Kohm...

Страница 41: ...0G TP 1608 PACR30 2401 003580 C AL 1000uF 20 35V WT TP 13x20mm 5 PACR31 2203 000440 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 PACR32 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 PACR4 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 PACR5 2203 000206 C CERAMIC CHIP 100nF 10 50V X7R TP 2012 PACR6 2203 000206 C CERAMIC CHIP 100nF 10 50V X7R TP 2012 PACR7 2203 000206 C CERAMIC CHIP 100nF 10 50V ...

Страница 42: ...100uF 20 16V GP TP 6 3x7 5 PE2 2401 000303 C AL 100uF 20 25V GP TP 6 3x11 5 PE3 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE4 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE5 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE6 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 PE7 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 PE8 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 PE9 2401 000598 C AL 1uF 20 50V GP TP 4x7 ...

Страница 43: ...7R TP 1608 SC50 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 SC52 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 SC54 2203 001222 C CERAMIC CHIP 820pF 10 50V X7R TP 1608 SC55 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 SC56 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 SC57 2203 005148 C CERAMIC CHIP 100nF 10 16V X7R TP 1608 SC58 2203 005148 C CERAMIC CHIP 100nF 10 16V X7...

Страница 44: ...AMIC CHIP 10nF 10 50V X7R TP 1608 ZC25 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC26 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC27 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC28 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC29 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC3 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 ZC30 2203 000257 C CERAMIC CHIP...

Страница 45: ...OUPLER TR 200mW DIP 4 ST IC03 AC14 12006D IC KA431Z TO 92 TAPING L31 AC27 12001N COIL CHOKE 10UH 15 RA K 30 Q80 150KHZ LV32 AC27 12001N COIL CHOKE 10UH 15 RA K 30 Q80 150KHZ PB1 3301 000297 CORE FERRITE BEAD AA 3 6x1 2x5 7mm 1400 PC1 2306 000321 C FILM MPPF 470NF 5 275V TP 22 5 PC103 2301 000383 C FILM PEF 10nF 5 50V TP 6x7x3 2mm 5mm PC105 2201 000322 C CERAMIC DISC 2 2NF 10 2KV Y5P TP 13X5 PC113 ...

Страница 46: ...0401 000101 DIODE SWITCHING 1N4148 100V 200mA DO 35 DT701 AC07 00063A LED DISPLAY LTG 0149AM CHT 420 XAA 7 SEG IC701 1003 001561 IC LED DRIVER PT6961 SOP 32P 300MIL 40 JK701 3722 001917 JACK PHONE 6P 3 6PI SN BLK L701 2701 000113 INDUCTOR AXIAL 100uH 5 2 5x3 4mm L702 2701 000113 INDUCTOR AXIAL 100uH 5 2 5x3 4mm L703 2701 000002 INDUCTOR AXIAL 100uH 10 4 2x9 8mm L704 2701 000002 INDUCTOR AXIAL 100u...

Страница 47: ...iver RIC1 KS1462B RF SIC1 KS1454 Servo DSP SIC2 4M DRAM SMPS ZIC2 16M SDRAM MIC1 ZR36705 DVD Main Controller MIC2 8M FLASH Remocon Display Key matrix FM AM ANT TIMER PCB VCR PCB DVD PCB IC701 uPD16311GC VFD Driver IC601 MN101D02X Front Controller FM AM Tuner LA1837 LC72131 VCR Deck IC301 LA712017 A V Processor TM401 TV Tuner ANT TV MIC4 2K EEPROM DAC DIR ADC IC802 BU4053 IC801 LA73024V MUX L2 H DA...

Страница 48: ...Block Diagram 5 2 Samsung Electronics MEMO ...

Страница 49: ...ematic Diagram Resistors are in ohms 1 8W unless otherwise noted Note Special note Most semiconductor devices are electrostatically sensitive and therefore require the special handling techniques described under the electrostatically sensitive ES devices section of this service manual Note Do not use the part number shown on this drawing for ordering The correct part number is shown in the parts l...

Страница 50: ...chematic Diagrams 6 2 Samsung Electronics Block Identification of Main PCB VCR MAIN PCB Component Side Conductor Side LA 36 63 FB P LA 36 63 FB P IC801 LA73024V IC801 LA73024V Component Side DVD MAIN PCB ...

Страница 51: ...Schematic Diagrams Samsung Electronics 6 3 6 1 S M P S 1 ...

Страница 52: ...Schematic Diagrams 6 4 Samsung Electronics 6 2 S M P S 2 ...

Страница 53: ...Schematic Diagrams Samsung Electronics 6 5 6 3 Function Timer ...

Страница 54: ...Schematic Diagrams 6 6 Samsung Electronics 6 4 Volume ...

Страница 55: ...Schematic Diagrams Samsung Electronics 6 7 6 5 Power Drive ...

Страница 56: ...Schematic Diagrams 6 8 Samsung Electronics 6 6 Logic ...

Страница 57: ...Schematic Diagrams Samsung Electronics 6 9 6 7 A V ...

Страница 58: ...Schematic Diagrams 6 10 Samsung Electronics 6 8 Hi Fi MTS ...

Страница 59: ...Schematic Diagrams Samsung Electronics 6 11 6 9 TM ...

Страница 60: ...Schematic Diagrams 6 12 Samsung Electronics AM FM 6 10 AM FM Receiver ...

Страница 61: ...Schematic Diagrams Samsung Electronics 6 13 6 11 Input Output ...

Страница 62: ...Schematic Diagrams 6 14 Samsung Electronics Repair Zoran Program Board 6 12 DVD Micom ...

Страница 63: ...Schematic Diagrams Samsung Electronics 6 15 6 13 DVD AV Decoder ...

Страница 64: ...Schematic Diagrams 6 16 Samsung Electronics 6 14 DVD Servo ...

Страница 65: ...Schematic Diagrams Samsung Electronics 6 17 6 15 DVD Audio Video Interface ...

Страница 66: ...Schematic Diagrams 6 18 Samsung Electronics 6 16 Digital Amp ...

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