Samsung SV-425G Service Manual Download

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Loc.No

Part No

Description ; Specification

Remark

Loc.No

Part No

Description ; Specification

Remark

Samsung Electronics

4-1

ASSY-MAIN;X9 PAL

S.N.A.

S.M.P.S. (230V VOLTAGE)

BD1SD1

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

BD1SR1

3301-000297

CORE-FERRITE BEAD;AA,3.6x1.2x5.7mm,1400,

BD1SS2

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

BD1SS3

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

C1SD03

2201-000934

C-CERAMIC,DISC;3.3nF,20%,400V,Y5U,TP,18x

C1SD04

2201-000934

C-CERAMIC,DISC;3.3nF,20%,400V,Y5U,TP,18x

C1SD11

2401-003302

C-AL;47uF,20%,400V,GP,TP,18X31.5,7.

C1SD12

2201-000934

C-CERAMIC,DISC;3.3nF,20%,400V,Y5U,TP,18x

C1SR12

2401-000905

C-AL;22UF,20%,16V,BP,-,6X11,2.5MM

C1SR13

2301-000361

C-FILM,PEF;1.2NF,10%,50V,TP,-,5MM

C1SR14

2301-000445

C-FILM,PEF;4.7nF,5%,50V,TP,5.5x7x3mm,5mm

C1SS01

2305-001021

C-FILM,MPEF;100nF,20%,275V,TP,17.5x7x13.

C1SS02

2305-001021

C-FILM,MPEF;100nF,20%,275V,TP,17.5x7x13.

C1SS12

2201-000129

C-CERAMIC,DISC;100pF,10%,1KV,Y5P,TP,6x5,

C1SS31

2401-000385

C-AL;10uF,20%,100V,GP,TP,6.3x11,5

C1SS32

2401-001126

C-AL;330uF,20%,25V,WT,TP,10x12.5,5

C1SS33

2401-001998

C-AL;1000uF,20%,25V,GP,TP,10x20,5mm

C1SS34

2401-001126

C-AL;330uF,20%,25V,WT,TP,10x12.5,5

C1SS35

2401-002162

C-AL;1000uF,20%,25V,WT,TP,10x20,5mm

C1SS36

2401-001479

C-AL;470uF,20%,10V,GP,-,-,TP

C1SS39

2301-000129

C-FILM,PEF;100nF,5%,50V,10X9X4.3X5,5mm,T

C1SS41

2301-000423

C-FILM,PEF;3.3NF,5%,100V,TP,7X10X4.5MM,5

CN1SS1

3711-000178

CONNECTOR-HEADER;1WALL,2P,1R,3.96mm,STRA

D1SD31

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SR11

0401-000101

DIODE-SWITCHING;1N4148,100V,200mA,DO-35,

D1SS01

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS02

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS03

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS04

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS11

0402-000276

DIODE-RECTIFIER;UF4007,1KV,1A,DO-41,TP

D1SS12

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SS31

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SS32

0402-001194

DIODE-RECTIFIER;UG2D,200V,2A,DO-204AC,TP

D1SS33

0402-000431

DIODE-RECTIFIER;FML-M02S,200V,2.5A,TO-22

F1SS01

3601-001123

FUSE-FERRULE;250V,1.6A,TIME-LAG,CERAMIC,

IC1SS1

0604-001028

PHOTO-COUPLER;TR,50-600%,250mW,DIP-4,ST

IC1SS2

AC14-12006D

IC;KA431Z,TO-92,TAPING

L1SS02

AC29-30050C

FILTER-LINE NOISE;-,20mH,0.35A,AC250V,BS

L1SS31

AC27-12001N

COIL-CHOKE;10UH-15%,RA,K-30,Q80,150KHZ,-

L1SS32

AC27-12001N

COIL-CHOKE;10UH-15%,RA,K-30,Q80,150KHZ,-

PT1SD1

AC26-20120L

TRANS-SWITCHING;DP,230V,UL/CSA/DEMKO,EE2

Q1SR01

0502-001050

TR-POWER;2SC4517A,NPN,30W,TO-220,ST,10-

Q1SR12

0501-000442

TR-SMALL SIGNAL;KTC3203-Y,NPN,400MW,T0-9

R1SD11

2001-000305

R-CARBON;110Kohm,5%,1/8W,AA,TP,1.8x3.2m

R1SD12

2001-000003

R-CARBON;330ohm,5%,1/8W,AA,TP,1.8x3.2mm

R1SD13

2001-000305

R-CARBON;110Kohm,5%,1/8W,AA,TP,1.8x3.2m

R1SD14

2001-000305

R-CARBON;110Kohm,5%,1/8W,AA,TP,1.8x3.2m

R1SD15

2001-000305

R-CARBON;110Kohm,5%,1/8W,AA,TP,1.8x3.2m

R1SD16

2006-000273

R-CEMENT;27Kohm,5%,2W,CA,BK,6.4x27x6.4m

R1SD31

2001-000515

R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm

R1SD32

2001-000221

R-CARBON;1.2KOHM,5%,1/8W,AA,TP,-

R1SR11

2003-000119

R-METAL OXIDE;0.68ohm,5%,2W,AE,TP,6x16mm

R1SR12

2003-000264

R-METAL OXIDE;300ohm,5%,1W,AD,TP,4.3x12m

R1SR14

2001-000003

R-CARBON;330ohm,5%,1/8W,AA,TP,1.8x3.2mm

R1SS10

2006-000262

R-CEMENT;2.7ohm,10%,2W,CB,ST,7.5x11x20.

R1SS13

2003-000148

R-METAL OXIDE;100OHM,5%,2W,AE,TP,6X16MM

R1SS32

2001-000429

R-CARBON;1KOHM,5%,1/8W,AA,TP,-

R1SS33

2004-000869

R-METAL;3Kohm,1%,1/8W,AA,TP,1.8x3.2mm

R1SS34

2004-000459

R-METAL;2.2Kohm,1%,1/8W,AA,TP,1.8x3.2m

VA1SS1

1405-001026

VARISTOR;470V,600A,9x7mm,TP

ZD1SR1

0403-000571

DIODE-ZENER;UZP43B,43V,40-46V,1W,DO-41,T

S.M.P.S. (FREE VOLTAGE)

BD1SD1

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

BD1SF1

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

BD1SS2

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

BD1SS3

AC27-92001M

INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-

C1SD03

2201-000934

C-CERAMIC,DISC;3.3nF,20%,400V,Y5U,TP,18x

C1SD04

2201-000934

C-CERAMIC,DISC;3.3nF,20%,400V,Y5U,TP,18x

C1SD11

2401-003303

C-AL;82uF,20%,400V,GP,BK,22X30,10

C1SD12

2301-000140

C-FILM,PEF;10nF,10%,630V,BK,16.5X9.5X5.7

C1SF12

2401-000970

C-AL;22uF,20%,50V,WT,TP,5x11,5

C1SF13

2301-000224

C-FILM,PEF;22nF,5%,50V,TP,7.4x3.9x13mm

C1SF14

2401-001915

C-AL;1uF,20%,50V,GP,TP,3x5,5

C1SF15

2301-000224

C-FILM,PEF;22nF,5%,50V,TP,7.4x3.9x13mm

C1SS01

2305-001021

C-FILM,MPEF;100nF,20%,275V,TP,17.5x7x13.

C1SS02

2305-001021

C-FILM,MPEF;100nF,20%,275V,TP,17.5x7x13.

C1SS12

2201-000129

C-CERAMIC,DISC;100pF,10%,1KV,Y5P,TP,6x5,

C1SS31

2401-000385

C-AL;10uF,20%,100V,GP,TP,6.3x11,5

C1SS32

2401-001126

C-AL;330uF,20%,25V,WT,TP,10x12.5,5

C1SS33

2401-001998

C-AL;1000uF,20%,25V,GP,TP,10x20,5mm

C1SS34

2401-001126

C-AL;330uF,20%,25V,WT,TP,10x12.5,5

C1SS35

2401-002162

C-AL;1000uF,20%,25V,WT,TP,10x20,5mm

C1SS36

2401-001479

C-AL;470uF,20%,10V,GP,-,-,TP

C1SS39

2301-000129

C-FILM,PEF;100nF,5%,50V,10X9X4.3X5,5mm,T

CN1SS1

3711-000178

CONNECTOR-HEADER;1WALL,2P,1R,3.96mm,STRA

D1SD31

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SS01

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS02

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS03

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS04

0402-001196

DIODE-RECTIFIER;1T5,600V,1A,TS-1,TP

D1SS11

0402-000276

DIODE-RECTIFIER;UF4007,1KV,1A,DO-41,TP

D1SS12

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SS31

0402-001195

DIODE-RECTIFIER;F1T4,400V,1.0A,TS-1,TP

D1SS32

0402-001194

DIODE-RECTIFIER;UG2D,200V,2A,DO-204AC,TP

D1SS33

0402-000431

DIODE-RECTIFIER;FML-M02S,200V,2.5A,TO-22

F1SS01

3601-001123

FUSE-FERRULE;250V,1.6A,TIME-LAG,CERAMIC,

IC1SS1

0604-001028

PHOTO-COUPLER;TR,50-600%,250mW,DIP-4,ST

IC1SS2

AC14-12006D

IC;KA431Z,TO-92,TAPING

L1SS02

AC29-30050C

FILTER-LINE NOISE;-,20mH,0.35A,AC250V,BS

L1SS31

AC27-12001N

COIL-CHOKE;10UH-15%,RA,K-30,Q80,150KHZ,-

L1SS32

AC27-12001N

COIL-CHOKE;10UH-15%,RA,K-30,Q80,150KHZ,-

PT1SD1

AC26-20120K

TRANS-SWITCHING;DP,100V-240V,DEMKO,EE282

Q1SR01

1203-001049

IC-PWM CONTROLLER:1L0380,TO-220F,4P,10MI

R1SD11

2001-000076

R-CARBON;47Kohm,5%,1/4W,AA,TP,2.4x6.4mm

R1SD12

2001-000302

R-CARBON;10ohm,5%,1/8W,AA,TP,1.8x3.2mm

R1SD13

2001-000076

R-CARBON;47Kohm,5%,1/4W,AA,TP,2.4x6.4mm

R1SD14

2001-000076

R-CARBON;47Kohm,5%,1/4W,AA,TP,2.4x6.4mm

R1SD15

2001-000076

R-CARBON;47Kohm,5%,1/4W,AA,TP,2.4x6.4mm

R1SD16

2003-000994

R-METAL OXIDE(S);33Kohm,5%,2W,AF,TP,3.9x

R1SD31

2001-000515

R-CARBON;220ohm,5%,1/8W,AA,TP,1.8x3.2mm

R1SD32

2001-000221

R-CARBON;1.2KOHM,5%,1/8W,AA,TP,-

R1SS10

2006-000262

R-CEMENT;2.7ohm,10%,2W,CB,ST,7.5x11x20.

R1SS11

2003-000994

R-METAL OXIDE(S);33Kohm,5%,2W,AF,TP,3.9x

R1SS13

2003-000148

R-METAL OXIDE;100OHM,5%,2W,AE,TP,6X16MM

R1SS32

2001-000429

R-CARBON;1KOHM,5%,1/8W,AA,TP,-

R1SS33

2004-000869

R-METAL;3Kohm,1%,1/8W,AA,TP,1.8x3.2mm

R1SS34

2004-000459

R-METAL;2.2Kohm,1%,1/8W,AA,TP,1.8x3.2m

VA1SS1

1405-001026

VARISTOR;470V,600A,9x7mm,TP

ZD1SF1

0403-000539

DIODE-ZENER;MTZ18C,18V,17.42-18.33V,500m

ZD1SF2

0403-000294

DIODE-ZENER;MTZ4.7B,4.7V,4.55-4.80V,500m

4. Electrical Parts List

Summary of Contents for SV-425G

Page 1: ...r mechanical disassembly and adjustment refer to the Mechanical Manual DX 9R AC68 00001A SERVICE MANUAL SV 425G 425B 425I 425X C30G SVR 425 121 SV A80G HCII ELECTRONICS Samsung Electronics Co Ltd DEC 1998 Printed in Korea AC68 00112A POWER PROG REC STOP PLAY REW F F LINE IN 2 VIDEO AUDIO EJECT EJECT POWER PROG REC STOP REW F F EJECT POWER REC REW F F PLAY STOP POWER EJECT STOP REC SV 425G 425B 225...

Page 2: ... driver See Fig 2 3 When Slider S T are approached in the position of unloading rotate holder Clutch counterclockwise after inserting screw driver in the hole of frame s bottom in order to wind the unwounded tape Refer to Fig 3 If you rotate Gear Worm Wheel continuously when tape is in state of unwinding you may cause a tape contamination by grease and tape damage Be sure to wind the unwounded tap...

Page 3: ...t exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test 6 X ray Limits The picture tube is designed to prohibit X ray emissions To ensure continued X ray protection replace the picture tube only with one that is the same type as the original Fig 1 1 AC Leakage Test 7 Antenna Cold Check With the unitÕs AC plug disconnected from the AC source connect an electrical ju...

Page 4: ...strumentÕs ground lead to the instrument chassis ground before connecting the positive lead always remove the instrumentÕs ground lead last 17 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of place or frayed wiring Do not change the spacing between components and th...

Page 5: ...egardless of chassis 5 How to adjustment Press the SW718 TEST button on Main PCB to set the adjustment mode If the corresponding adjustment button is pressed the adjustment is performed automatically If the adjustment is completed be sure to turn the power off 2 1 1 Location of adjustment button of remote control Fig 2 1 This type of remote control can adjust This type of remote control can not ad...

Page 6: ...2 2 Samsung Electronics Alignment and Adjustment 2 1 2 SW718 TEST location for adjustment mode setting Fig 2 2 Main PCB Top View PRESS ...

Page 7: ...WITCHING ENVELOPE 2 2 1 ACE Head Position X Point Adjustment See the 2 2 1 d ACE Head Position X Point Adjustment on page 2 2 of the Mechanical Manual 1 Playback the alignment tape Color bar 2 Press the ÒSW718 TEST Ó button on Main PCB to set the adjustment mode See Fig 2 2 3 Press the Ò5Ó button of remote control then adjustment is operated automatically See Fig 2 1 4 Connect the CH 1 probe to TP...

Page 8: ...to store the option number ÒPLEASE WAITÓ is displayed for a second as shown Fig 2 6 2 7 and this setting is completed 6 Turn the Power off 1 NVRAM Option is adjusted at production line basically 2 In case Micom IC601 and NVRAM IC605 EEPROM is replaced be sure to set the corresponding option number of the repaired model If the option is not set the unit is not operated 01 02 03 04 05 06 07 08 09 10...

Page 9: ...1 32 34 38 41 SV 220B 9 17 18 25 27 29 31 32 34 40 42 NEW ZEALAND SV 425X 1 6 8 12 17 18 25 26 29 31 32 35 38 41 46 SV 220X 17 18 25 26 29 31 32 34 40 42 THAILAND SV C30G 6 8 11 17 18 20 25 26 29 31 32 34 39 40 42 SV 6C 9 10 11 17 18 20 29 31 32 34 38 39 40 42 SV 5C 9 10 11 17 18 20 29 30 31 32 34 37 40 42 VIETNAM SV 6C 9 10 11 17 18 20 29 31 32 34 38 39 40 42 SV 5C 9 10 11 17 18 20 29 31 32 34 37...

Page 10: ...2 6 Samsung Electronics Alignment and Adjustment MEMO ...

Page 11: ...Samsung Electronics 3 1 3 Exploded View and Parts List 3 1 Cabinet Assembly 3 2 Mechanical Parts Top Side 3 3 Mechanical Parts Bottom Side Page 3 2 3 4 3 6 ...

Page 12: ...0 MAIN PCB S N A BRACKET FRAME S N A CN602S CN3A1S 101 155 F A V PCB S N A SV 220B 220X 122G 100G C12K SVR 120 SV 5C 56 55 157 SHUTTLE PCB S N A CN703S S601A LD601A S602A LED PCB S N A 102 157 1 21 22 1 51 SV 425G 425B 225B SVR 425 423 SV 425X A80G HCII SV 224G 223G 425I C30G SVR 420 223 220 SV A70G HCII SV 223I 121G SVR 121 SV A11G HCII SV 6C 1 21 22 ...

Page 13: ...C64 30892A AC39 10019A AC61 11063H SV A11G HCII AC97 00068A AC64 50955P AC64 30892A AC39 10019A AC61 11063A Egypt SV 223G AC97 00102A AC64 52172L AC64 30892A AC39 10019A AC61 11063H SV 121G AC97 00106A AC64 50995S AC64 30892A AC39 10019A AC61 11063A Israel SV 425G AC97 00175A AC64 50995Z AC97 00216A AC64 30892A AC39 10019A AC61 11063H Australia SV 425B AC97 00157B AC64 50995V AC64 30892A AC39 1001...

Page 14: ...2 Mechanical Parts Top Side G001 K250 K248 K110 K502 K350 K330 K182 K140 K490 K530 K240 G532 G420 G450 K546 G510 B410 B440 B444 B446 B448 B452 G527 G520 G480 G680 S N A S N A S N A S N A S N A G530 K340 B473 K188 G555 G546 S N A Service Not Available S N A ...

Page 15: ...18A SCREW TAP TITE PH SW ZW M2 6 L5 6 ZP G520 AC66 30539A LEVER 9 GUIDE ASSY X 9 TS X 9 G527 AC61 60553A SPRING 9 GUIDE ES SUS304 WPB OD3 1 0 G530 AC33 10217G HEAD FE VAA00000275 X 9 G532 AC60 10519A SCREW TAP TITE PH M2 6 L8 ZPC G546 AC66 30535A LEVER FL DOOR POM M90 44 BLK X 9 G555 AC59 90403A UNIT PINCH ASSY X 9 G680 AC66 30557A LEVER H CLEANER ASSY POM URETHANE OPTIONAL K110 AC66 10267A REEL D...

Page 16: ...d View and Parts List 3 6 Samsung Electronics 3 3 Mechanical Parts Bottom Side G542 B560 B484 B458 B500 B488 B462 OPTIONAL S N A S N A S N A S N A B456 K222 K200 K225 K221 B570 B238 S N A Service Not Available ...

Page 17: ... TITE PH M2 6 L5 ZPC YE B484 AC66 20580A GEAR LOADING DRIVE POM SW 01 M1 0 Z32 B488 AC66 30543A LEVER S LOAD ASSY X 9 B500 AC66 30542A LEVER T LOAD ASSY X 9 B560 AC31 12017A MOTOR CAPSTAN DMVCMC07C X 9 B570 AC60 10514A SCREW CAPSTAN PH M2 6 L6 G542 AC66 60051A BELT PULLEY 5CM 70 2 2 71 3 X 9 K200 AC61 21012A HOLDER CLUTCH ASSY X 9 K221 AC66 20581A GEAR CENTER ASSY POM M O 5 HIGHT T K222 AC60 30306...

Page 18: ...Exploded View and Parts List 3 8 Samsung Electronics MEMO ...

Page 19: ...01 000429 R CARBON 1KOHM 5 1 8W AA TP R1SS33 2004 000869 R METAL 3Kohm 1 1 8W AA TP 1 8x3 2mm R1SS34 2004 000459 R METAL 2 2Kohm 1 1 8W AA TP 1 8x3 2m VA1SS1 1405 001026 VARISTOR 470V 600A 9x7mm TP ZD1SR1 0403 000571 DIODE ZENER UZP43B 43V 40 46V 1W DO 41 T S M P S FREE VOLTAGE BD1SD1 AC27 92001M INDUCTOR 70UH M RT BFS3565R2F BD1SF1 AC27 92001M INDUCTOR 70UH M RT BFS3565R2F BD1SS2 AC27 92001M INDU...

Page 20: ...mm 5mm C623 2202 000807 C CERAMIC MLC AXIAL 22nF 80 20 25V Y5V C624 2202 000205 C CERAMIC MLC AXIAL 22pF 5 50V SL TP 1 C625 2202 000205 C CERAMIC MLC AXIAL 22pF 5 50V SL TP 1 C626 2202 000205 C CERAMIC MLC AXIAL 22pF 5 50V SL TP 1 C627 2202 000205 C CERAMIC MLC AXIAL 22pF 5 50V SL TP 1 C633 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C634 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C...

Page 21: ... CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C329 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C330 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C331 2401 001507 C AL 47uF 20 16V GP TP 6 3x5 5 C332 2202 002037 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V C333 2401 001915 C AL 1uF 20 50V GP TP 3x5 5 C334 2202 000854 C CERAMIC MLC AXIAL 47NF 30 50V Y5R TP C335 2401 001915 C AL 1uF 20 50V GP TP 3x5 5...

Page 22: ...001 000780 R CARBON 470OHM 5 1 8W AA TP R3A14 2001 000522 R CARBON 22Kohm 5 1 8W AA TP 1 8x3 2mm R3A15 2001 000411 R CARBON 18KOHM 5 1 8W AA TP R3A16 2001 000290 R CARBON 10KOHM 5 1 8W AA TP R3A17 2001 000613 R CARBON 3 9KOHM 5 1 8W AA TP R3A18 2001 000613 R CARBON 3 9KOHM 5 1 8W AA TP R3A19 2001 000405 R CARBON 180ohm 5 1 8W AA TP 1 8x3 2mm R3A20 2001 000904 R CARBON 620ohm 5 1 8W AA TP 1 8x MULT...

Page 23: ... 500MW TO 92 Q712 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500MW TO 92 Q713 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500MW TO 92 Q714 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500MW TO 92 Q715 0501 000290 TR SMALL SIGNAL KSA643 Y PNP 500MW TO 92 R701 2001 000290 R CARBON 10KOHM 5 1 8W AA TP R702 2001 000290 R CARBON 10KOHM 5 1 8W AA TP R703 2001 000290 R CARBON 10KOHM 5 1 8W AA TP R704 2001 000290 ...

Page 24: ...rical Parts List Loc No Part No Description Specification Remark Country Models Part No Universal Remote U A E SV 425G AC59 10419U YES SV 224G AC59 10425H NO SV 223G AC59 10419Y NO SV 122G AC59 10420G NO SV 121G AC59 10420A NO SV 100G AC59 10420A NO Lebanon SV 425G AC59 10419U NO SV 121G AC59 10420A NO Saudi Arabia SV 425G AC59 10419U YES SV 223G AC59 10419Y NO SV 121G AC59 10420A NO Iran SV A80G ...

Page 25: ... 4 5 5 5 6 5 7 5 8 5 9 5 10 5 11 3 Block Identification of Main PCB 5 1 S M P S 230 Voltage 5 2 S M P S Free Voltage 5 3 Power Drive 5 4 System Control Servo 5 5 Audio Video 5 6 Secam 5 7 Input Output 5 8 Remote Control Multi TV 5 9 Remote Control VCR Only ...

Page 26: ... 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 list may be slightly different or amended since this drawing was prepared Important safety notices Components identified with the mark have the special characteristics for safety When replacing any of these compo...

Page 27: ...Schematic Diagrams Samsung Electronics 5 3 5 1 S M P S 230 Voltage ...

Page 28: ...Schematic Diagrams 5 4 Samsung Electronics 5 2 S M P S Free Voltage ...

Page 29: ...Schematic Diagrams Samsung Electronics 5 5 5 3 Power Drive ...

Page 30: ...Schematic Diagrams 5 6 Samsung Electronics 5 4 System Control Servo ...

Page 31: ...Schematic Diagrams Samsung Electronics 5 7 5 5 Audio Video ...

Page 32: ...Schematic Diagrams 5 8 Samsung Electronics 5 6 Secam ...

Page 33: ...Schematic Diagrams Samsung Electronics 5 9 5 7 Input Ouput ...

Page 34: ...Schematic Diagrams 5 10 Samsung Electronics 5 8 Remote Control Multi TV ...

Page 35: ...Schematic Diagrams Samsung Electronics 5 11 5 9 Remote Control VCR Only ...

Page 36: ...Schematic Diagrams 5 12 Samsung Electronics MEMO ...

Page 37: ...sembly and Reassembly 2 Alignment and Adjustment VHS DECK CONTENTS 3 File with the SERVICE MANUAL MECHANICAL MANUAL DX 9R ELECTRONICS Samsung Electronics Co Ltd NOV 1998 Printed in Korea AC68 00001A MECHANICALManual ...

Page 38: ...ˆ Ø Fig 1 1 Top parts Location 1 Œ BRACKET FL TOP GEAR FL CAM ˇ MOTOR LOADING ASS Y LEVER FL ARM ASS Y ˆ HOLDER FL CASSETTE ASS Y Ø LEVER FL DOOR SLIDER FL DRIVE 1 Disassembly and Reassembly 1 1 Deck Parts Locations 1 1 1 Top View ...

Page 39: ... Parts Location 2 Œ FE HEAD PLATE CYLINDER C ˇ CYLINDER ASS Y PLATE CYLINDER B ˆ PLATE CYLINDER A Ø ACE HEAD ASS Y UNIT PINCH ASS Y LEVER 9 GUIDE ASS Y LEVER TENSION ASS Y BAND BRAKE ASS Y Ô DISK S REEL LEVER S BRAKE ASS Y Ò GEAR IDLE Ú LEVER IDLE Æ LEVER T BRAKE ASS Y ı DISK T REEL ...

Page 40: ...s 1 3 1 1 2 Bottom View Œ ˇ ˆ Ø Ô Fig 1 3 Bottom Parts Location Œ GEAR JOINT 1 GEAR JOINT 2 ˇ BRAKET GEAR MOTOR CAPSTAN ASS Y ˆ LEVER T LOAD ASS Y Ø GEAR LOADING DRIVE LEVER S LOAD ASS Y HOLDER CLUTCH ASS Y BELT PULLEY SLIDER CAM Ô SLEEVE TENSION ...

Page 41: ...e Take care not to change assembly direction Œ 2 SCREWS BRACKET FL TOP 1 2 2 Lever FL Door Removal 1 Rotate the Lever FL Door Œ in the direction of arrow ÒAÓ 2 Release the Hook remove the Lever FL Door Œ in the direction of arrow ÒBÓ HOOK Œ LEVER FL DOOR A B 1 2 Main Deck Fig 1 4 Bracket FL Top Removal Fig 1 5 Lever FL Door Removal ...

Page 42: ...mpletely Note Be sure to insert Lever FL Cassette R in the direction of ÒAÓ to prevent separation and breakage of the Lever FL Cassette R at disassembling and reassembling Œ HOLDER FL CASSETTE ASS Y LEVER FL CASSETTE R BOSS A BOSS B RAIL C RAIL D A B 1 2 4 Lever FL Arm Ass y Removal 1 Remove the Lever FL Door Refer to Fig 1 5 2 Remove the Holder FL Cassette AssÕy Refer to Fig 1 6 3 Release the Hoo...

Page 43: ...the direction of arrow Refer to Fig 1 8 Œ SLIDER FL DRIVE 1 2 6 Bracket Gear Gear FL Cam Gear Joint 1 2 Removal 1 Remove screw Œ 2 Lift the Bracket Gear 3 Remove the Gear FL Cam ˇ 4 Lift the Gear Joint 2 Gear Joint 1 ˆ Œ SCREW BRACKET GEAR ˇ GEAR FL CAM ˆ GEAR JOINT 1 GEAR JOINT 2 Fig 1 8 Slider FL Drive Removal Fig 1 9 Bracket Gear Gear FL Cam Gear Joint 1 2 Removal ...

Page 44: ...ng Point 3 Œ GEAR JOINT 1 GEAR JOINT 2 ˇ SLIDER CAM TIMING POINT 1 GEAR FL CAM GEAR WORM WHEEL POST TIMING POINT 2 TIMING POINT 3 1 2 8 Holder Worm Gear Worm Gear Worm Wheel Removal 1 Release the Hook A in the direction of arrow and remove the Holder Worm Œ 2 Remove the Gear Worm 3 Remove the Gear Worm Wheel ˇ After remov ing the Gear FL Cam as shown Fig 1 9 Note Secure the Hook A after installing...

Page 45: ...S Load Ass y Removal 1 Remove the Belt Pulley Refer to Fig 1 29 2 Remove the Gear Loading Drive Œ after releasing Hook A in the direction arrow as shown in detail drawing 3 Remove the Slider Cam 4 Remove the Lever T S Load AssÕy ˇ Œ GEAR LOADING DRIVE ˇ LEVER T LOAD ASS Y HOOK A SLIDER CAM LEVER S LOAD ASS Y Fig 1 12 Motor Loading Ass y Removal Fig 1 13 Gear Loading Drive Slider Cam Lever T S Load...

Page 46: ... 1 TIMING POINT 2 TIMING POINT 3 1 2 12 Lever Tension Ass y Band Brake Ass y Sleeve Tension Removal 1 Remove the Spring Tension Œ 2 In bottom side of Deck remove the Sleeve Tension after rotating it right or left as lifting locking edge of Sleeve Tension 3 Remove the side ÒaÓ of the Band Brake AssÕy in the direction of arrow ÒAÓ from the Lever Tension AssÕy ˇ 4 Remove the side ÒbÓ of the Band Brak...

Page 47: ...care not to be folded and trans formed spring Brake at removing or reinstalling ˇ SPRING BRAKE LEVER T BRAKE ASS Y Œ LEVER S BRAKE ASS Y HOOK A HOOK C HOOK B 1 2 14 Lever Idle Ass y Removal 1 Push the Lever Idle Œ in the direction of arrow ÒAÓ ÒBÓ 2 Lift the Lever Idle Œ Assembly 1 Apply oil in two Bosses of Lever Idle Œ 2 Assemble the Gear Idle with the Lever Idle Œ Note When replacing the Gear I...

Page 48: ... S T Reel Removal 1 Lift the Disk S T Reel Œ DISK T REEL Œ DISK S REEL 1 2 16 Holder Clutch Ass y Removal 1 Remove the Washer Slit Œ 2 Lift the Holder Clutch AssÕy HOLDER CLUTCH ASS Y Œ WASHER SLIT Fig 1 18 Disk S T Reel Removal Fig 1 19 Holder Clutch Ass y Removal ...

Page 49: ... Base 2 Lift the Lever Up Down AssÕy Œ about 35 degree Refer to Fig 1 21 3 Insert Ring of the Gear Center AssÕy in the Guide ˆ of the Lever Up Down AssÕy Œ 4 Insert the Gear Center AssÕy in the post Ø on Main Base 5 Push down the Lever Up Down AssÕy Œ for lock ing of the Hook Note 1 Take care not to separate and loose the Spring Up Down 2 When assembling the Gear Center AssÕy donÕt push down too m...

Page 50: ... 2 20 Unit Pinch Ass y Plate Joint Spring Pinch Drive Removal 1 Lift the Unit Pinch AssÕy Œ 2 Remove the Plate Joint from Lever Pinch Drive 3 Remove the Spring Pinch Drive ˇ Note 1 Take extreme care not to touch the grease on the Roller Pinch 2 When reinstalling be sure to apply grease on the post pinch roller Œ UNIT PINCH ASS Y PLATE JOINT ˇ SPRING PINCH DRIVE Fig 1 22 Guide Cassette Door Removal...

Page 51: ...ion of arrow Note 1 Take extreme care not to touch the grease on the tape Guide Post 2 After reinstalling check the bottom side of the Post 9 Guide to stick to the top side of Main Base LEVER 9 GUIDE ASS Y Œ SPRING 9 GUIDE 1 2 22 FE Head Removal 1 Remove the screw Œ 2 Lift the FE Head Œ SCREW FE HEAD Fig 1 24 Lever 9 Guide Ass y Removal Fig 1 25 FE Head Removal ...

Page 52: ...connector of ACE Head AssÕy 2 Remove the screw Œ 3 Lift the ACE Head AssÕy Œ SCREW ACE HEAD ASS Y 1 2 24 Slider S T Ass y Removal 1 Move the Slider S T AssÕy Œ to slot and then lift it to remove Refer to arrow SLIDER T ASS Y Œ SLIDER S ASS Y Fig 1 26 ACE Head Removal Fig 1 27 Slider S T Ass y Removal ...

Page 53: ...ylinder C 3 Take care not to touch the Cylinder AssÕy with screw driver at reinstalling the Plate Cylinder C ˆ SCREW CYLINDER ASS Y Œ SCREW PLATE CYLINDER C ˇ SCREW PLATE CYLINDER B Ø PLATE CYLINDER A 1 2 26 Belt Pulley Removal 1 Remove the Belt Pulley Œ Note Take extreme care not to touch the grease on Belt Pulley Œ at assembling or reassembling Œ BELT PULLEY Fig 1 28 Cylinder Ass y Removal Fig 1...

Page 54: ... 29 How to Eject the Cassette Tape If the unit does not operate on condition that is inserted into housing ass y 1 Remove the Holder worm Œ and the Gear Worm 2 Turn the Gear Worm Wheel ˇ counterclockwise with screw driver Refer to arrow Œ HOLDER WORM GEAR WORM SCREW DRIVER ˇ GEAR WORM WHEEL Fig 1 31 Motor Capstan Ass y Removal Fig 1 32 3 When Slider S T are approached in the position of unloading ...

Page 55: ...STAN SHAFT 9 GUIDE POST 3 GUIDE POST GUIDE ROLLER S T O O O O O O O CYLINDER ASS Y O O O O O O O O O FE HEAD O O O O O O O ACE HEAD O O O O O O O O O PINCH ROLLER O O O O O O O O O POST REEL S T 3 3 3 3 3 SLEEVE TENSION 3 3 3 3 3 POST CENTER 3 3 3 3 3 LEVER IDLE BOSS 2Point 3 3 3 3 3 CAPSTAN MOTOR PULLEY O O O O O BELT PULLEY O O O O O O O HOLDER CLUTCH ASS Y O O O O O O O O O GEAR CENTER ASS Y O ...

Page 56: ...LER GUIDE ROLLER S GUIDE ROLLER T 8 GUIDE POST 9 GUIDE POST CAPSTAN SHAFT ACE HEAD 3 GUIDE POST 2 Alignment and Adjustment 2 1 Tape Transport System and Adjustment Locations The tape transport system has been adjusted precisely in the factory Alignment is not necessary except for the following 1 Noise observed on the screen 2 Tape damage 3 Parts replacement in the tape transport system Lower flang...

Page 57: ...ghtly turn the screw A tilt adjust on the ACE head assÕy 4 Reconfirm the ACE head height Fig 2 5 Tape Guide Check 2 2 1 c AUDIO AZIMUTH ADJUSTMENT 1 Load alignment tape Mono scope and playback the NTSC 7KHz PAL 6KHz signal 2 Connect channel 1 scope probe to audio output test point 3 Adjust screw B to achieve maximum audio level See Fig 2 3 2 2 1 d ACE HEAD POSITION X POINT ADJUSTMENT 1 See page 5 ...

Page 58: ...he video RF envelope at the exit side 4 If the section A in Fig 2 7 does not meet the speci fication adjust the guide roller S up or down 5 If the section B in Fig 2 7 does not meet the speci fication adjust the guide roller T up or down Fig 2 6 Envelope Waveform Adjustment a a b c d c b d a 63 b c d Fig 2 7 Adjustment Points A B A B H D SWITCHING PULSE ENVELOPE 6 Play back the Mono Scope alignmen...

Page 59: ...ng with T 120 E 120 The video envelope should meet the specification as shown in Fig 2 10 In SP mode A should equal B If the head gap is wide upper cylinder should be checked A B Fig 2 10 Envelope Output and Output Level 2 2 5 Tape Wrinkle Check 1 Run the T 160 E 180 tape in the playback FPS RPS and Pause modes and observe tape wrinkle at each guide 2 If excessive tape wrinkle is observed perform ...

Page 60: ...cting it with Back Tension Meter 1 0mm 0 5mm ˇ LEVER TENSION ASS Y Œ DISK S REEL ADJUSTING ADJUSTING SLIT 1 3 Fig 2 13 Tension Pole and Back Tension Adjustment 1 Remove the holder cassette assÕy and then push the lever FL Arm R to the direction of loading 2 Push the lever tension drive Œ in the direction of arrow See Fig 2 11 3 Turn the gear worm wheel clockwise so that ÒTiming PointÓ of the slide...

Page 61: ...2 6 Samsung Electronics Alignment and Adjustment MEMO ...

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