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Samtron SV-D91 Service Manual

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© Samsung Electronics Co., Ltd. JAN. 2000
Printed in Korea
AC68-00821A
VIDEO CASSETTE RECORDER
SV-D91
SV-D41
SV-D21
SERVICE
For mechanical disassembly and adjustment, refer to the "Mechanical Manual" (DX-9R
VIDEO CASSETTE RECORDER
SAMTRON
STOP
POWER
REW
F .F
EJECT
PLAY
POWER
REC
Manual
AC68-00001A).
CONTENTS

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Summary of Contents for Samtron SV-D91

  • Page 1: Table Of Contents

    VIDEO CASSETTE RECORDER SV-D91 SV-D41 SV-D21 SERVICE Manual For mechanical disassembly and adjustment, refer to the “Mechanical Manual” (DX-9R AC68-00001A). VIDEO CASSETTE RECORDER CONTENTS 1. Precautions 2. Alignment and Adjustment 3. Exploded View and Parts List 4. Electrical Parts List 5.
  • Page 2 IMPORTANT SERVICE GUIDE MODE SWITCH (PROGRAM SWITCH) ASSEMBLY POINT 1) When installing the ass’y full deck on the Main PCB, be sure to align the assembly point of mode switch. ASSEMBLY POINT Fig. 1 HOW TO EJECT THE CASSETTE TAPE (If the unit does not operate on condition that tape is inserted into housing ass’y) 1) Remove the Holder Worm Œ...

  • Page 3: Precautions

    1. Precautions 1. Be sure that all of the built-in protective devices are 5. With the unit completely reassembled, plug the AC line cord directly the power outlet. With the unit’s replaced. Restore any missing protective shields. AC switch first in the ON position and then OFF, 2.
  • Page 4 Precautions 11. Always connect a test instrument’s ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrument’s ground lead last. 12. Observe the original lead dress, especially near the following areas : Antenna wiring, sharp edges, and especially the AC and high voltage power supplies.

  • Page 5: Alignment And Adjustment

    2. Alignment and Adjustment 2-1 Reference 1) X-Point (Tracking center) adjustment, “Head switching adjustment” and “NVRAM option setting” can be adjusted with remote control. 2) When replacing the Micom (IC601) and NVRAM (IC605 ; EEPROM) be sure to adjust the “Head switching adjustment” and “NVRAM option setting”.
  • Page 6 Alignment and Adjustment 2-1-2 SW718 (TEST) location for adjustment mode setting PRESS Fig. 2-2 Main PCB (Top View) Samsung Electronics...
  • Page 7 Alignment and Adjustment 2-2 Mechanical Adjustment Note : Refer to the Mechanical Manual “DX-9R (AC68-00001A)” for the adjustment and confirmation of ass’y full deck. 2-2-1 The number and position of test point Test point : TP601 (H’D S/W -Trigger) TP602 (Control pulse) TP301 (Video output) TP302 (Audio output) TP303 (Envelope)
  • Page 8 Alignment and Adjustment 2-3 Head Switching Point Adjustment 1) Playback the alignment tape. 2) Press the “SW718 (TEST)” button on Main PCB to set the adjustment mode. (See Fig. 2-2) 3) Press the “SPEED” button of remote control then adjustment is operated automatically. (See Fig. 2-1) 4) Turn the Power off.
  • Page 9 Alignment and Adjustment <Table 2-1> COUNTRY MODELS OPTION NUMBER FRANCE SV-632FT/632FG 5, 8, 12, 13, 14, 15, 16, 18, 19, 22, 23, 26, 29, 35, 38, 50, 53, 54 SV-432FT/432FS/432FG/432FB 5, 8, 12, 16, 18, 19, 22, 23, 26, 29, 35, 38, 50, 53, 54 SV-232FT/232FS/232FG/232FB 5, 16, 18, 19, 22, 23, 26, 29, 35, 38, 50, 53, 54 U.K.
  • Page 10 Alignment and Adjustment MEMO Samsung Electronics...

  • Page 11: Exploded View And Parts List

    3. Exploded View and Parts List Page 3-1 Cabinet Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-2 Mechanical Parts (Top Side) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3-3 Mechanical Parts (Bottom Side) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Samsung Electronics...
  • Page 12 Exploded View and Parts List 3-1 Cabinet Assembly Samsung Electronics...
  • Page 13 Exploded View and Parts List Loc. No Parts No. Description ; Specification Remark Refer to table below ASSY-PANEL FRONT;HIPS 94HB Refer to table below DOOR-CASSETTE AC61-62032A SPRING-MASK;X-9,-,SUS,-,4.4,-,SV-C130 Refer to table below CABINET-TOP;-,PCM(SECC),-0.525,320 AC63-00004A COVER-BOTTOM;-,SECC,-,PCM0.525,TM6524,-, AC60-12126A SCREW-BH;-,BH,-,4*12,FE,FZY,-,-,- AC60-12134A SCREW-TAP BH;-,BH,-,2-4X16,-,FE AC60-10063A SCREW-TAPTITE;BH,+,-,M3,L12,ZPC3,SWRCH18 AC39-10019A POWER CORD...
  • Page 14 Exploded View and Parts List 3-2 Mechanical Parts (Top Side) Samsung Electronics...
  • Page 15 Exploded View and Parts List Loc. No Parts No. Description ; Specification Remark B410 AC31-12016D MOTOR-LOADING ASSY;-,SNHNE,-,- B440 AC60-10515A SCREW-MACHINE;-,PH,+,-,M3,L3,ZPC,-,YEL B444 AC66-20571A GEAR-WORM;-,POM SW-01,0.5,2,-,4.5,X-9 B446 AC61-21005A HOLDER-WORM;-,POM M90-44,-,-,-,X-9 B448 AC66-20573A GEAR-WORM WHEEL;-,POM SW-01,0.6,11,-,6.6 B452 AC66-20575A GEAR-FL CAM;-,POM SW-01,M0.6,Z88,-,PCD58 B473 AC61-60559A SPRING-PINCH DRIVE;-,TS,SUS304,PI0.5,OD4 G001 AC97-00566A...
  • Page 16 Exploded View and Parts List 3-3 Mechanical Parts (Bottom Side) Samsung Electronics...
  • Page 17 Exploded View and Parts List Loc. No Parts No. Description ; Specification Remark B238 AC61-50660A SLEEVE-TENSION;-,POM M90-44,-,-,ID3,-,-, B456 AC66-20576A GEAR-JOINT 1;-,POM SW-01,M1.0,Z22,-,PCD2 B458 AC66-20574A GEAR-JOINT 2;-,POM SW-01,M1.0,Z14,-,PCD1 B462 AC60-10517A SCREW-TAP 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...
  • Page 18 Exploded View and Parts List MEMO Samsung Electronics...

  • Page 19: Electrical Parts List

    4. Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark ASSY-PCB-MAIN S.N.A. S.M.P.S. (FREE VOLTAGE) BD1SD1 AC27-92001M INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,- S.M.P.S. PARTS (230 VOLTAGE) BD1SF1 3301-000297 CORE-FERRITE BEAD;AA,3.6x1.2x5.7mm,1400, BD1SD1 AC27-92001M INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,- BD1SF3 AC27-92001M INDUCTOR;70UH-M RT BFS3565R2F,-,-,-,-...
  • Page 20 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark POWER PARTS C636 2203-000495 C-CERAMIC,CHIP;2.2nF,10%,50V,X7R,TP,2012 C1P102 2401-003107 C-AL;47uF,20%,16V,GP,TP,5x7,5 C637 2203-000938 C-CERAMIC,CHIP;0.47nF,5%,50V,NP0,TP,2012 C1P103 2401-000598 C-AL;1uF,20%,50V,GP,TP,4x7,5 C638 2401-000918 C-AL;22uF,20%,16V,GP,-,6.3x7,5 C1P104 2401-002299 C-AL;4.7uF,20%,50V,GP,TP,5x7,5 C639 2202-000121 C-CERAMIC,MLC-AXIAL;100pF,10%,50V,Y5P,TP C1P105 2401-003107 C-AL;47uF,20%,16V,GP,TP,5x7,5...
  • Page 21 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark R677 2001-000522 R-CARBON;22KOHM,5%,1/8W,AA,TP,1.8X3.2MM C350 2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012 R678 2001-000522 R-CARBON;22KOHM,5%,1/8W,AA,TP,1.8X3.2MM C380 2203-000429 C-CERAMIC,CHIP;0.018nF,5%,50V,NP0,TP,201 R679 2001-000515 R-CARBON;220OHM,5%,1/8W,AA,TP,1.8X3.2MM C381 2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012 R682 2001-000522 R-CARBON;22KOHM,5%,1/8W,AA,TP,1.8X3.2MM C382 2203-000634 C-CERAMIC,CHIP;0.022nF,5%,50V,NP0,TP,201 R685 2007-000774...
  • Page 22 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark R302 2007-000468 R-CHIP;1KOHM,5%,1/10W,DA,TP,2012 R3S01 2007-000615 R-CHIP;24KOHM,5%,1/10W,DA,TP,2012 R303 2001-000258 R-CARBON;1.8KOHM,5%,1/8W,AA,TP,1.8X3.2M R3S02 2007-001177 R-CHIP;8.2KOHM,5%,1/10W,DA,TP,2012 R304 2007-001177 R-CHIP;8.2KOHM,5%,1/10W,DA,TP,2012 R3S03 2007-001224 R-CHIP;9.1KOHM,5%,1/10W,DA,TP,2012 R305 2001-000258 R-CARBON;1.8KOHM,5%,1/8W,AA,TP,1.8X3.2M PAL/MULTI Option R3S04 2007-000615 R-CHIP;24KOHM,5%,1/10W,DA,TP,2012...
  • Page 23 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark C514 2401-000598 C-AL;1uF,20%,50V,GP,TP,4x7,5 C515 2401-000598 C-AL;1uF,20%,50V,GP,TP,4x7,5 OSD/VPS/PDC PARTS C516 2301-000423 C-FILM,PEF;3.3NF,5%,100V,TP,7X10X4.5MM,5 C6P01 2203-000260 C-CERAMIC,CHIP;10nF,10%,50V,X7R,TP,2012 C517 2301-000445 C-FILM,PEF;4.7nF,5%,50V,TP,5.5x7x3mm,5mm C6P04 2203-000683 C-CERAMIC,CHIP;0.027nF,5%,50V,NP0,TP,201 C518 2401-000918 C-AL;22uF,20%,16V,GP,-,6.3x7,5 C6P05 2203-000683 C-CERAMIC,CHIP;0.027nF,5%,50V,NP0,TP,201...
  • Page 24 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark C831 2203-000784 C-CERAMIC,CHIP;0.33nF,5%,50V,NP0,TP,2012 Q707 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C832 2401-002299 C-AL;4.7uF,20%,50V,GP,TP,5x7,5 CANAL Q708 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C833 2203-000784 C-CERAMIC,CHIP;0.33nF,5%,50V,NP0,TP,2012 Q709 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C834 2202-000231 C-CERAMIC,MLC-AXIAL;330pF,10%,50V,Y5P,TP 2 SCART Option...
  • Page 25 Electrical Parts List Loc.No Part No Description ; Specification Remark Loc.No Part No Description ; Specification Remark LD703 0601-000497 LED;ROUND,GRN,3.1mm,565mm Refer to table below REMOCON-ASSY LD704 0601-000497 LED;ROUND,GRN,3.1mm,565mm Country Models Part No. Universal Remote LD705 0601-000497 LED;ROUND,GRN,3.1mm,565mm FRANCE SV-632FT AC59-00017D LD706 0601-000497 LED;ROUND,GRN,3.1mm,565mm...
  • Page 26 Electrical Parts List MEMO Samsung Electronics...

  • Page 27: Schematic Diagrams

    5. Schematic Diagrams Block Identification of Main PCB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-1 S.M.P.S. (230 Voltage) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5-2 S.M.P.S.

  • Page 28: Block Identification Of Main Pcb

    Schematic Diagrams Note For schematic Diagram - Resistors are in ohms, 1/8W unless otherwise noted. 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.

  • Page 29: 230 Voltage)

    Schematic Diagrams 5-1 S.M.P.S. (230 Voltage) Samsung Electronics...

  • Page 30: Free Voltage)

    Schematic Diagrams 5-2 S.M.P.S. (Free Voltage) Samsung Electronics...

  • Page 31: Power Drive

    Schematic Diagrams 5-3 Power Drive Samsung Electronics...

  • Page 32: System Control/Servo

    Schematic Diagrams 5-4 System Control/Servo Samsung Electronics...

  • Page 33: Audio/Video

    Schematic Diagrams 5-5 Audio/Video Samsung Electronics...

  • Page 34: Tm-Block

    Schematic Diagrams 5-6 TM-Block Samsung Electronics...

  • Page 35: Hi-Fi

    Schematic Diagrams 5-7 Hi-Fi Samsung Electronics...

  • Page 36: A2/Nicam

    Schematic Diagrams 5-8 A2/NICAM 5-10 Samsung Electronics...

  • Page 37: Secam

    Schematic Diagrams 5-9 SECAM Samsung Electronics 5-11...

  • Page 38: Osd/Vps/Pdc

    Schematic Diagrams 5-10 OSD/VPS/PDC 5-12 Samsung Electronics...

  • Page 39: Osd (Without Vps/Pdc)

    Schematic Diagrams 5-11 OSD (Without VPS/PDC) Samsung Electronics 5-13...

  • Page 40: Input-Output (2 Scart)

    Schematic Diagrams 5-12 Input-Ouput (2 Scart) 5-14 Samsung Electronics...

  • Page 41: Input-Output (1 Scart)

    Schematic Diagrams 5-13 Input-Ouput (1 Scart) Samsung Electronics 5-15...

  • Page 42: Input-Output (Rca Jack)

    Schematic Diagrams 5-14 Input-Ouput (RCA Jack) 5-16 Samsung Electronics...

  • Page 43: Display (Led-Module)

    Schematic Diagrams 5-15 Display (LED-Module) Samsung Electronics 5-17...

  • Page 44: Display (Led-Single)

    Schematic Diagrams 5-16 Display (LED-Single) 5-18 Samsung Electronics...

  • Page 45: Remote-Control (Vcr Only)

    Schematic Diagrams 5-17 Remote-Control (VCR Only) Samsung Electronics 5-19...

  • Page 46: Remote-Control (Multi)

    Schematic Diagrams 5-18 Remote-Control (Multi) 5-20 Samsung Electronics...

This manual is also suitable for:

Sv-d41V-d21

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