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Samsung SV-613X Service Manual

Video cassette recorder
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SERVICE
For mechanical disassembly and adjustment, refer to the "Mechanical Manual"
(DX7-A/AC, DX8-A/AC
VIDEO CASSETTE RECORDER
POWER
EJECT
SYSTEM
SV-613X/611X/610X/613F/610F/613B
POWER
EJECT
SYSTEM
SV-510X
SV-B150B/B150X
SV-B130G
© Samsung Electronics Co., Ltd. APR. 1998
VIDEO CASSETTE RECORDER
SV-613X/611X/610X/510X
SV-613F/610F
SV-613B
SV-B150B/B150X/B130G
AC68-20392A).
REW
F.F
PLAY
STOP
REC
PROGRAM
PLAY
STOP
REC
PROGRAM
Manual
CONTENTS
AC68-20402A

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Summary of Contents for Samsung SV-613X

  • Page 1: Table Of Contents

    STOP PROGRAM SYSTEM 5. Alignment and Adjustment SV-510X 6. Exploded View and Parts List 7. Electrical Parts List 8. Block Diagrams SV-B150B/B150X 9. PCB Diagrams 10. Wiring Diagram SV-B130G 11. Schematic Diagrams © Samsung Electronics Co., Ltd. APR. 1998 AC68-20402A...

  • Page 2: Precautions

    Alternatively, wear a discharging Wrist-strap device. (Be sure to remove it prior to applying power--this is an electric shock precaution.) Samsung Electronics...
  • Page 3 Always inspect for pinched, out- of-place, or frayed wiring. Do not change the spacing between components and the printed circuit board. Check the AC power cord for damage. Make sure that leads and components do not touch thermally hot parts. Samsung Electronics...

  • Page 4: Reference Information

    2. Reference Information 2-1 IC BLOCK 2-1-1 IC601 (HD6473977) Samsung Electronics...
  • Page 5 Reference Information 2-1-2 IC301 (SS11511M/SS11501M) Samsung Electronics...
  • Page 6 Reference Information 2-1-3 IC302 (LA7416) Samsung Electronics...
  • Page 7 Reference Information 2-1-4 IC303 (SS23377M/SS23378M) Samsung Electronics...
  • Page 8 Reference Information 2-1-5 IC501 (LA72633) Samsung Electronics...
  • Page 9 Reference Information 2-1-6 IC801 (KA8119) Samsung Electronics...

  • Page 10: Product Specifications And Comparison Chart

    230V or 100 ~ 240V (AC 50/60 Hz) Power consumption Approx. 21 watts Operation temperature 41°F ~ 104°F (5°C ~ 40°C) Operation humidity 10%-75% Weight 4.4 Kg (net) Dimensions (W x H x D) 360 x 92 x 314 mm Samsung Electronics...
  • Page 11 DIAMOND HEAD COUNTRY MODEL NICAM S/VIEW V/PLUS CANAL+ P/MIERE VCR/TV REMARK (DLC) GERMANY SV-613X AUSTRIA SV-613X SWITZERLAND SV-613X SV-613F FRANCE SV-613F SV-610F SV-613B SPAIN SV-611X SV-510X Hi-Fi Playback ITALY SV-611X SV-510X Hi-Fi Playback PORTUGAL SV-611X FINLAND/SWEDEN/NORWAY SV-610X NETHERLANDS SV-610X BELGIUM...

  • Page 12: Disassembly And Reassembly

    Fig. 4-1 Cabinet Top removal 4-1-2 Bottom cover removal Œ REMOVE 2 SCREWS (BH;2-3X10-YELLOW) ´ RELEASE 2 SNAPFITS ´ RELEASE 2 SNAPFITS ˇ Lift up the bottom cover in the direction of arrow. Fig. 4-2 Bottom Cover removal Samsung Electronics...
  • Page 13 Disassembly and Reassembly 4-1-3 Ass’y Front Panel removal Œ REMOVE ´ RELEASE 4 HOOKS KNOB-SHUTTLE (Top view) ˇ RELEASE 3 HOOKS (Bottom view) Fig. 4-3 Ass’y Front Panel removal Samsung Electronics...
  • Page 14 Disassembly and Reassembly 4-1-4 Ass’y Function-Timer removal Note : Take extreme care not to damage the PCB when removing it. Œ RELEASE 6 TABS ´ REMOVE 1 SCREW (BH;2-3X10-YELLOW) ˇ RELEASE 1 TAB Fig. 4-4 Ass’y Function-Timer removal Samsung Electronics...
  • Page 15 ´ REMOVE 2 SCREWS (BH;2-3X12-YELLOW) (BH;2-4X12-YELLOW) ¨ Lift the ass'y full deck up. CONNECTOR BOARD-ASS'Y ∏ Lift the ass'y main up to remove. ˆ RELEASE 1 TAB Ø RELEASE 1 TAB ˇ REMOVE 1 SCREW (BH;3X12-YELLOW) Fig. 4-5 Chassis Removal Samsung Electronics...
  • Page 16 Disassembly and Reassembly 4-2 Circuit Board Locations Fig. 4-6 Circuit Board Locations Samsung Electronics...
  • Page 17 Disassembly and Reassembly MEMO Samsung Electronics...

  • Page 18: Alignment And Adjustment

    PLAY PLAY STOP STOP MENU MENU Q-PRO Q-PRO SOFTEN SHARPEN TV/VCR SOFTEN SHARPEN TV/VCR SLOW A.DUB SLOW A.DUB PICTURE PICTURE AUDIO ADD BUTTON(AUDIO) TEST BUTTON IS HIDDEN BEHIND OF INLAY. Fig. 5-2 Remote Control Ass’y for X-7/X-8 Chassis Samsung Electronics...

  • Page 19: Mechanical Adjustment

    5-2-1 The number and position of test point Test point : TP02 (CTL Pulse) TP03 (H’D S/W -Trigger) TP04 (V. Envelope) TP05 (Audio out) AUDIO OUT H’D S/W -TRIGGER CTL PULSE V. ENVELOPE Fig. 5-3 The position of test point (Main PCB-Component side) Samsung Electronics...
  • Page 20 2) Set the tracking preset using the ÒFINE (ADJUST) button of remote control. REMOTE CONTROL PULSE REMOVE 3) After adjustment is completed, press the BUTTONS ÒPOWERÓ button to release. PUSH FINE FINE PUSH Fig. 5-5 Tracking preset adjustment Samsung Electronics...
  • Page 21 1) Simultaneously press the ÒTESTÓ button and Ò5Ó button in PB mode. This will adjust the tracking center automatically. 2) Set the tracking preset using the ÒFINE (ADJUST) button of remote control. 3) After adjustment is completed, press the ÒPOWERÓ button to release. Samsung Electronics...

  • Page 22: Electrical Adjustment

    3) Press the ÒTESTÓ button and ÒSPEEDÓ button automatically. simultaneously. 5) After adjustment is completed, press the 4) This will adjust the head S/W point adjustment ÒPOWERÓ button to release. automatically. 5) After adjustment is completed, press the ÒPOWERÓ button to release. Samsung Electronics...
  • Page 23 VCR. ANT IN DC VOLTMETER -. Set the chaneel of VCR to CH2. TP4N01 -. Conec DC voltmeter to TP4N01. -. Adjust VR4L01 for DC3.5 ± 0.1V. AGC T/P TP4N01 VR4L01 IC4L01 IC4N01 Fig. 5-7 SUB (A2/NICAM) PCB Samsung Electronics...

  • Page 24: Exploded View And Parts List

    Mechanical Parts (Bottom Side) - - - - - - - - - - - - - - - - - Housing Assembly - - - - - - - - - - - - - - - - - - - - - - - - - - - Samsung Electronics...
  • Page 25 S.N.A : Service Not Available TOP CABINET (S.N.A) CN604A SUB PCB (S.N.A) SP601 SC301 LD601A CN605A MAIN PCB (S.N.A) FULL DECK (S.N.A) PT601A SP602 PT602A CN601A (S.N.A) CN77A F-TIMER PCB (S.N.A) SV-B130G SV-611X SV-613X/610X/613F/610F/613B SV-510X SV-B150B/B150X...
  • Page 26 HOLDER-LED;POM,-,-,-,-,- PT601A AC61-22344A HOLDER-PHOTO;POM,-,-,-,-,- PT602A AC61-22344A HOLDER-PHOTO;POM,-,-,-,-,- SP601 AC61-22321A HOLDER-TR;POM,-,-,-,-,- SP602 AC61-22321A HOLDER-TR;POM,-,-,-,-,- SC301 AC98-12023J ASSY-SH/CASE TOP;SV-A140F,IS-PAL COUNTRY MODELS GERMANY SV-613X AC98-11244Y AC64-50958D AC61-11039G AC39-10019A AUSTRIA SV-613X AC98-11244Y AC64-50958D AC61-11039G AC39-10019A SWITZERLAND SV-613X AC98-11244Y AC64-50958D AC61-11039G AC39-10019A SV-613F AC98-11245R AC64-50958D...
  • Page 27 T220 T221 T300 T224 T233 T216 T204 <DX7-AC/DX8-AC ONLY> T230 T222 T228 T229 T218 T201 T231 T203 T207 T209 T212 T234 T219 T240 <DX7-AC/DX8-AC ONLY> T233 T217 T238 T239 T232 T210 T227 T236 T225 T208 T226 T211 T202 T223...
  • Page 28 T232 AC66-82049A SLIDER-PUSH;LUPOX 2150,T2,-,NTR,- T233 AC61-62016A SPRING-SLIDE PUSH;ES,SUS304WPB,PI0.55,D3 T234 AC59-90402A UNIT-PINCH ROLLER;X-7A,RESIN BEARING T236 AC66-10010A IDLER-ASSY;PACKAGE,-,X-5,- T238 AC61-60132A SPRING ARM PINCH;CS,SUS304WPB,PI0.4,D7.1 T239 AC66-30132A LEVER JOG-ASS’Y;-,-,-,X-5 (OPTIONAL) T240 AC61-60505A SPRING-REC S/W;-,ES,SUS304 WPB,PI0.29,PI T300 AC96-10475L ASSY-CYLINDER;CX8A-H6P (NON-DLC) AC96-10475K ASSY-CYLINDER;CX8A-H6P/DLC (DLC) Samsung Electronics...
  • Page 29 B257 B256 B255 B258 B254 B261 B251 B263 B268 B267 B266 B265 B259 B253 B260 B252 B264 B262...
  • Page 30 GEAR- WORM WHEEL;POM SW-01,M0.55/M1,Z57/ B261 AC66-30011A LEVER- SHIFT;PBT2002K,T10.9,L35,-,-,- B262 AC66-30012A LEVER- IDELR CHANGE;PBT330,T33,L50,-,W6. B263 AC61-60111A SPRING-LEVER SHIFT;TS,SWPB,PI0.7,D5.5,L1 B264 AC59-90001A UNIT-LOADING ASSY;X-5,-,- B265 AC31-12015A MOTOR-LOADING ASSY;POM+RF370C X-5 B266 AC66-20039A GEAR- WORM LO;PBT 2002K,-,-,-,D4.5,3,- B267 AC61-20224A HOLDER SHAFT;POM M90-44,T1.25,NTR,PI5XH5 B268 AC66-30149A BRAKE CAPSTAN;-,-,-,-,X5,- Samsung Electronics...
  • Page 31 H535 AC66-30017A LEVER- DOOR;LUCELN109-LD,T3.5,L74.3,W21. H540 AC61-11032A CHASSIS-SIDE R ASSY;-,-,-,-,-,X5FL0505A, H541 AC61-10003A CHASSIS- SIDE R;ABS HF-380,-,T10,BLK,-,X H542 AC66-80008A SLIDER DAMPER;LUCEL N109-LD,T4,L87,-,-,- H543 AC61-60120A SPRING-SLIDER;ES,SUS 304WPB,PI0.4,D3.8,L H544 AC66-30016A LEVER- LID OPENER;LUCEL N109-LD,T4.0,L34 H545 AC61-60123A SPRING-LID OPENER;TS,SWPB,PI0.55,D8.9,L1 H550 AC61-50654A SHAFT-ARM ASSY;-,SUM24L,-,-,-,-,X-5 Samsung Electronics...

  • Page 32: Electrical Parts List

    FUSE;FST 250V 1.6A 20MM SEMKO S505 C C601 2203-002188 C-CERAMIC,CHIP;10NF,+80-20%,16V,Y5V,TP,2 IC1P01 AC14-12001E IC;KA7809,-,- C602 2202-000807 C-CERAMIC,MLC-AXIAL;22NF,+80-20%,25V,Y5V IC1S1 1203-001049 IC-PWM CONTROLLER:1L0380,TO-220F,4P,10MI C603 2203-001557 C-CERAMIC,CHIP;100NF,+80-20%,25V,Y5V,TP, IC1S2 0604-011028 PHOTO-COUPLER;PS2561-1 ST DIP C604 2203-002188 C-CERAMIC,CHIP;10NF,+80-20%,16V,Y5V,TP,2 IC1S3 AC14-12006D IC;KA431Z,TO-92,TAPING C605 2202-000791 C-CERAMIC,MLC-AXIAL;150PF,10%,50V,Y5P,TP L1S01 AC29-30050A FILTER-LINE NOISE;-,400UH,-,250V,- C606 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, Samsung Electronics...
  • Page 33 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C660 2203-001702 C-CERAMIC,CHIP;2.2nF,5%,50V,X7R,2012,-,T Q6108 0501-000303 TR-SMALL SIGNAL;KSA733-Y,PNP,250mW,TO-92 C661 2203-001702 C-CERAMIC,CHIP;2.2nF,5%,50V,X7R,2012,-,T R601 2001-000832 R-CARBON;510ohm,5%,1/8W,AA,TP,1.8x3.2mm C663 2203-000374 C-CERAMIC,CHIP;15nF,10%,50V,X7R,TP,2012, R602 2001-000679 R-CARBON;36KOHM,5%,1/8W,AA,TP,1.8X3.2MM C671 2203-001557 C-CERAMIC,CHIP;100NF,+80-20%,25V,Y5V,TP, R604 2007-001472 R-CHIP,MELF;68KOHM,5%,1/8W,DB,BK,2012 C675 2401-001975 C-AL;47UF,20%,16V,GP,TP,5X11MM,5 R605 2007-001589 R-CHIP,MELF;1Kohm,5%,1/8W,DB,BK,2012 C676 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, R606 2007-000658 R-CHIP;27ohm,5%,1/10W,DA,TP,2012 Samsung Electronics...
  • Page 34 0603-000112 PHOTO-TR;NPN,35V,6V,50mA,75mW,- R639 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm SW601 AC34-22001E SWITCH-PROGRAM;MXS00281MLB0,-,-,-,-,-,-, R640 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm W132 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm R641 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm W133 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm R642 2001-000290 R-CARBON;10Kohm,5%,1/8W,AA,TP,1.8x3.2mm W134 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm R643 2001-000290 R-CARBON;10Kohm,5%,1/8W,AA,TP,1.8x3.2mm W135 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm R644 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm W152 2001-000429 R-CARBON;1Kohm,5%,1/8W,AA,TP,1.8x3.2mm Samsung Electronics...
  • Page 35 Q304 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C358 2401-001915 C-AL;1uF,20%,50V,GP,TP,3x5,1mm Q308 0504-000203 TR-DIGITAL;KSR1004,NPN,300mW,47K-47K,TO- C359 2203-002188 C-CERAMIC,CHIP;10NF,+80-20%,16V,Y5V,TP,2 Q309 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C360 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 Q310 0501-000303 TR-SMALL SIGNAL;KSA733-Y,PNP,250mW,TO-92 C361 2401-001975 C-AL;47UF,20%,16V,GP,TP,5X11MM,5 Q312 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T C362 2401-001912 C-AL;1uF,20%,50V,GP,5x11mm,2mm,BK Q3A01 0501-000231 TR-SMALL SIGNAL;2SD1468SQ,NPN,300MW,TO-9 Samsung Electronics...
  • Page 36 R3A14 2001-000734 R-CARBON;4.7Kohm,5%,1/8W,AA,TP,1.8x3.2m C528 2401-002197 C-AL;4.7UF,20%,25V,GP,TP,4X7,5MM R3A15 2007-001612 R-CHIP,MELF;12Kohm,5%,1/8W,DB,BK,2012 C529 2401-002197 C-AL;4.7UF,20%,25V,GP,TP,4X7,5MM R3A16 2007-001641 R-CHIP,MELF;0OHM,5%,1/8W,DB,BK,2012 C530 2401-001978 C-AL;47UF,20%,25V,GP,TP,6.3X5,5 R3A17 2007-001497 R-CHIP,MELF;5.6KOHM,5%,1/8W,DB,BK,2012 C531 2401-002197 C-AL;4.7UF,20%,25V,GP,TP,4X7,5MM R3A18 2001-000613 R-CARBON ;3.9K OHM,5%,1/8,AA,T C550 2203-000477 C-CERAMIC,CHIP;1uF,+80-20%,16V,Y5V,TP,20 R3A19 2001-000221 R-CARBON;1.2Kohm,5%,1/8W,AA,TP,1.8x3.2m C551 2401-000918 C-AL;22uF,20%,16V,GP,-,6.3x7,5 Samsung Electronics...
  • Page 37 2001-000449 R-CARBON;2.2Kohm,5%,1/8W,AA,TP,1.8x3.2m C3S20 2203-001608 C-CERAMIC,CHIP;22nF,+80-20%,50V,Y5V,2012 R6P12 2007-001623 R-CHIP,MELF;10Kohm,5%,1/8W,DB,BK,2012 C3S21 2401-001917 C-AL;1UF,20%,50V,-,TP,5X7MM,5 I/O PARTS C3S22 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, C801 2401-002197 C-AL;4.7UF,20%,25V,GP,TP,4X7,5MM C3S23 2201-000854 C-CERAMIC,DISC;51PF,5%,50V,CH,TP,6.5X3,5 C802 2401-001904 C-AL;10UF,20%,16V,-,TP,4X7MM,5 C3S25 2203-000295 C-CERAMIC,CHIP;10pF,5%,50V,NPO,TP,2012,- C803 2401-001904 C-AL;10UF,20%,16V,-,TP,4X7MM,5 C3S26 2203-001696 C-CERAMIC,CHIP MELF;82PF,10%,50V,Y5P,TP, C804 2401-001904 C-AL;10UF,20%,16V,-,TP,4X7MM,5 Samsung Electronics...
  • Page 38 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, D819 0401-000101 DIODE-SWITCHING;1N4148,100V,200mA,500mW, C4L02 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, IC801 1001-001026 IC-RF/VI/AUDIO S/W;KA8119BDTF,CMOS,S0P,3 C4L03 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, JC801 3722-001093 JACK-RCA;42P,3.81MM,SN,BLU/BLK,#20-28 2 SCART C4L04 2202-000787 C-CERAMIC,MLC-AXIAL;10PF,5%,50V,Y5P,TP,3 3710-000482 CONNECTOR-SOCKET;210,-,-,ANGLE,SN 1 SCART C4L05 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, JC802 AC37-22002E JACK-PIN;3.5MM,DPAE9634,2P,TR,- 2 PIN C4L06 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, Samsung Electronics...
  • Page 39 C-AL;2.2UF,20%,50V,-,TP,4X7MM,5 L4L01 AC27-12001U COIL-PEAKING;EL0606RA 1.3UH-K C4A04 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 L4L02 2701-000160 INDUCTOR-AXIAL;22UH,5%,2.4X3.4MM C4A05 2401-001511 C-AL;47UF,20%,16V,GP,-,6X7,5 L4L03 2701-000218 INDUCTOR-AXIAL;8.2UH,5%,2.4X3.4MM C4A06 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, L4L05 2701-000145 INDUCTOR-AXIAL;1UH,5%,2.4X3.4MM C4A07 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, L4L50 2701-000122 INDUCTOR-AXIAL;12uH,5%,2.4x3.4mm C4A08 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, L4N01 2702-000160 INDUCTOR-RADIAL;4.7uH,10%,6x6.4mm C4A09 2301-000129 C-FILM,PEF;100nF,5%,50V,10X9X4.3X5,5mm,T Samsung Electronics...
  • Page 40 TRANS-DET;9MM,0UH,BLK,8PF,77.9MHZ,M7T1,S C4A02 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 XT4N01 2801-003171 CRYSTAL-UNIT;18.432MHz,20PPM,28-AAM,4PF, C4A03 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 ASSY-F/TIMER S.N.A C4A04 2401-001919 C-AL;2.2UF,20%,50V,-,TP,4X7MM,5 C701 2401-001893 C-AL;100uF,20%,16V,GP,TP,6.3x7mm,5 C4A06 2202-000780 C-CERAMIC,MLC-AXIAL;100nF,+80-20%,50V,Y5 C702 2202-000797 C-CERAMIC,MLC-AXIAL;10NF,30%,16V,Y5P,TP, C4A07 2401-001511 C-AL;47UF,20%,16V,GP,-,6X7,5 C703 2202-000796 C-CERAMIC,MLC-AXIAL;UP050 B102KB INF,10% C4N01 2202-000848 C-CERAMIC,MLC-AXIAL;1.5NF,30%,50V,Y5S,TP CN701 3708-001251 CONNECTOR-FPC/FC/PIC;22P,1mm,STRAIGHT-F, Samsung Electronics...
  • Page 41 DISPLAY-LED;GRN,6digit,8seg,46x21x17mm AC64-50953A DOOR-BATTERY REMOCON;-,ABS94,HB,T2.0,-,D L701 AC27-92001B COIL-PEAKING AXIAL;BAL04ST101K,-,-,-,- Q701 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T COUNTRY MODELS PARTS NO. Q702 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T GERMANY SV-613X AC59-10343M Q703 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T AUSTRIA SV-613X AC59-10343M SWITZERLAND SV-613X AC59-10343M Q704 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T Q705 0501-000398 TR-SMALL SIGNAL;KSC945,NPN,250mW,TO-92,T...
  • Page 42 Video - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Hi-Fi - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Samsung Electronics...

  • Page 43: Block Diagrams

    Block Diagrams Overall Block Diagram Samsung Electronics...

  • Page 44: System Control

    Block Diagrams System Control Samsung Electronics...

  • Page 45: Video

    Block Diagrams Video Samsung Electronics...

  • Page 46: Hi-Fi

    Block Diagrams Hi-Fi Samsung Electronics...
  • Page 47 SUB (A2/NICAM) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Function-Timer - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Samsung Electronics...

  • Page 48: Pcb Diagrams

    PCB Diagrams Main Samsung Electronics...
  • Page 49 PCB Diagrams Samsung Electronics...

  • Page 50: Sub (A2)

    PCB Diagrams SUB (A2) SUB (A2/NICAM) ; SV-613F/610F Only Samsung Electronics...

  • Page 51: Sub (A2/Nicam)

    PCB Diagrams SUB (A2/NICAM) Function-Timer Samsung Electronics...

  • Page 52: Wiring Diagram

    10. Wiring Diagram 230V or 100 ~ 240V / 50~60Hz Samsung Electronics 10-1...
  • Page 53 11-13 Remote-Control - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 11-15 Samsung Electronics 11-1...

  • Page 54: Schematic Diagrams

    (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 components. Use only the same type. 3 Block Identification of Main PCB (Component Side) (Conductor Side) 11-2 Samsung Electronics...

  • Page 55: S.m.p.s/Power

    Schematic Diagrams 11-1 S.M.P.S/POWER C1S08 : 82/400 (Free Voltage Option) Samsung Electronics 11-3...

  • Page 56: System Control/Servo

    Schematic Diagrams 11-2 System Control/Servo Hi-Fi OPTION 11-4 Samsung Electronics...

  • Page 57: Audio/Video

    Schematic Diagrams 11-3 Audio/Video Hi-Fi OPTION Samsung Electronics 11-5...

  • Page 58: Hi-Fi

    Schematic Diagrams 11-4 Hi-Fi 11-6 Samsung Electronics...
  • Page 59 Schematic Diagrams 11-5 FRANCE OPTION L. MONO Hi-Fi OPTION Samsung Electronics 11-7...

  • Page 60: I/O

    Schematic Diagrams 11-6 11-8 Samsung Electronics...

  • Page 61: Secam (Sv-613F/610F Only)

    Schematic Diagrams 11-7 SECAM (SV-613F/610F Only) Samsung Electronics 11-9...

  • Page 62: Sub (A2)

    Schematic Diagrams 11-8 SUB (A2) 11-10 Samsung Electronics...

  • Page 63: Sub (A2/Nicam) ; Sv-613F/610F Only

    Schematic Diagrams 11-9 SUB (A2/NICAM) ; SV-613F/610F Only Samsung Electronics 11-11...

  • Page 64: Sub (A2/Nicam)

    Schematic Diagrams 11-10 SUB (A2/NICAM) 11-12 Samsung Electronics...
  • Page 65 Schematic Diagrams 11-11 VCS/PDC Samsung Electronics 11-13...

  • Page 66: Function-Timer

    Schematic Diagrams 11-12 Function-Timer 11-14 Samsung Electronics...

  • Page 67: Remote-Control

    Schematic Diagrams 11-13 Remote-Control Samsung Electronics 11-15...
  • Page 68 DX7-A/DX7-AC DX8-A/DX8-AC MECHANICAL Manual 3 File with the SERVICE MANUAL. VHS DECK CONTENTS 1. Disassembly and Reassembly 2. Alignment and Adjustment © Samsung Electronics Co., Ltd. NOV. 1997 AC68-20392A...
  • Page 69 19. LEVER REC SWITCH 13. REEL DISK “R” ASS’Y 5. GUIDE ROLLER ASS’Y “S” 14. GEAR RELAY “T” ASS’Y 6. CYLINDER ASS’Y 15. IDLER ASS’Y 7. LEVER PINCH COMP ASS’Y 16. GEAR RELAY “S” ASS’Y 8. LEVER PINCH CAM Samsung Electronics...
  • Page 70 12. LEVER REVIEW 5. HEAD CLEANER ASS’Y (DX8-A/AC ONLY) 13. BRAKE SUB “R” ASS’Y (DX7-AC/DX8-AC ONLY) 20. LEVER REC SWITCH 14. REEL DISK “R” ASS’Y 6. GUIDE ROLLER ASS’Y “S” 15. GEAR RELAY “T” ASS’Y 7. CYLINDER ASS’Y Samsung Electronics...
  • Page 71 9. LEVER REC SWITCH 3. MOTOR D.D CAPSTAN 10. LEVER IDLER CHANGE 4. BRAKE CAPSTAN ASS’Y 11. CLUTCH ASS’Y 5. GEAR LOADING “R” ASS’Y 12. UNIT LOADING 6. MOTOR CYLINDER 13. GEAR MASTER 7. GEAR LOADING “L” ASS’Y Samsung Electronics...
  • Page 72 Disassembly and Reassembly 1-1-4 Housing Fig. 1-4 Housing Parts Location 1. CHASSIS SIDE “L” ASS’Y 2. UPPER CHASSIS 3. CHASSIS SIDE “R” ASS’Y 4. SHAFT ARM ASS’Y 5. HOLDER CASSETTE ASS’Y 6. LEVER DOOR Samsung Electronics...
  • Page 73 2. Lift the Housing AssÕy in the direction of arrow ÒBÓ, while pushing the tab @ in the direction of arrow ÒAÓ. (Refer to detail drawing) 3 SCREWS MAIN BASE "A" Fig. 1-5 Housing Ass’y Removal from Main Base Samsung Electronics...
  • Page 74 Disassembly and Reassembly 1-2-2 Diassembly 2 SCREWS UPPER CHASSIS HOLDER CASSETTE ASS'Y CHASSIS SIDE "L" CHASSIS SIDE "R" SHAFT ARM ASS'Y Fig. 1-6 Housing Ass’y Removal Samsung Electronics...
  • Page 75 Disassembly and Reassembly 1-2-3 Upper Chassis Removal 1. Remove 2 Screws !. 2. Lift the Upper Chassis @ in the direction of arrow ÒAÓ. 2 SCREWS UPPER CHASSIS "A" Fig. 1-7 Upper Chassis Removal Samsung Electronics...
  • Page 76 SIDE "R" & SHAFT ARM "R") (SIDE VIEW) CHASSIS SIDE "L" <DETAIL> 4 SHAFT ARM ASS'Y "D" SHAFT ARM "R" 3 CHASSIS SIDE "R" "C" <Fig. B> SLIDE DAMPER Fig. 1-8 Holder Cassette Ass’y and Chassis Side L/R Samsung Electronics...
  • Page 77 Slide are not returned to their original positions. If this happens by accident, push the Damper Slide of Side Chassis ÒRÓ in the direction of arrow ÒDÓ, and return the Damper Slide in the reverse direction of arrow ÒDÓ when the Arm Shaft AssÕy is in eject mode. Samsung Electronics...
  • Page 78 2. Push the Stopper # of the Side Chassis ÒRÓ $. Move the Damper Slide @ in the direction of arrow. 3. Align the Damper Slide @ with the chassis side tab (as shown detail drawing). SPRING- SLIDE DAMPER SLIDE DAMPER STOPPER CHASSIS SIDE "R" CHASSIS SIDE "R" TAB SLIDE DAMPER Fig. 1-10 Slide Damper Removal 1-10 Samsung Electronics...
  • Page 79 1-3-1 Exploded View of Cylinder Ass’y 2 SCREWS ASS'Y - MOTOR STATOR 2 SCREWS ASS'Y MOTOR - ROTOR SPRING CARBON TIP ASS'Y - SUB CYLINDER ASS'Y - BASE CYLINDER 3 SCREWS Fig. 1-11 Expleded View of Cylinder Ass’y Samsung Electronics 1-11...
  • Page 80 1. Release 1 tab ! in the direction of arrow ÒAÓ. (Refer to detail drawing) 2. Lift the Head Cleaner @ in the direction of arrow ÒBÓ. ASS'Y HEAD CLEANER "A" "B" <DETAIL> Fig. 1-13 Head Cleaner Ass’y Removal 1-12 Samsung Electronics...
  • Page 81 1. Remove 3 Screws ! holding the Main Base and the Cylinder AssÕy. 2. Lift the Cylinder AssÕy @ in the direction of arrow. Note : Do not touch the video heads during removal or installation. 3 SCREWS CYLINDER ASS'Y Fig. 1-14 Cylinder Ass’y Removal from Main Base Samsung Electronics 1-13...
  • Page 82 Take care not to disconnect the FPC cable from the FPC Holder (The FPC cable is very short). HOLDER FPC CYLINDER BASE CYLINDER BASE HOLDER FPC <DETAIL : BOTTOM VIEW> Fig. 1-15 Head Brush and Holder FPC Removal 1-14 Samsung Electronics...
  • Page 83 1. Remove 3 Screws ! from the Cylinder Base @. 2. Lift the Cylinder AssÕy # from the Cylinder Base @ in the direction of arrow. CYLINDER SUB ASS'Y CYLINDER BASE 3 SCREWS Fig. 1-16 Cylinder Ass’y Removal from Cylinder Base Samsung Electronics 1-15...
  • Page 84 2. Remove the Motor Stator @ from the Cylinder Sub AssÕy %. 2SCREWS MOTOR - STATOR SPRING CARBON TIP CYLINDER SUB ASS'Y Fig. 1-17 Motor Stator Removal Note : When disassembling the Motor-Stator, take extreme care not to loose the carbon-tip and spring. 1-16 Samsung Electronics...
  • Page 85 Disassembly and Reassembly 1-3-8 Motor Rotor Removal 1. Remove 2 Screws !. 2. Lift The Motor Rotor@. 2 SCREWS MOTOR - ROTOR DRUM SUB ASS'Y Fig. 1-18 Motor Rotor Removal Samsung Electronics 1-17...
  • Page 86 1. Make sure that phase matching holes of the Motor Rotor and the Cylinder Sub AssÕy are aligned correctly as shown in Fig. 1-19 (Refer to phase matching hole). 2. Secure with 2 Screws. 2 SCREWS MOTOR - ROTOR PHASE MATCHING HOLE DRUM SUB ASS'Y Fig. 1-19 Assembly of Motor Rotor and Cylinder Sub Ass’y 1-18 Samsung Electronics...
  • Page 87 1. Reinstall the Motor Stator ! toward the FPC cable of Cylinder Sub AssÕy @. 2. Secure 2 Screws. (Refer to Fig. 1-17) MOTOR - STATOR CYLINDER SUB ASS'Y Fig. 1-20 Assembly of Motor Stator and Cylinder Sub Ass’y Samsung Electronics 1-19...
  • Page 88 Disassembly and Reassembly 1-4 Main Deck Removal and Reassembly 1-4-1 Slide Rack Housing Removal 1. Lift the Slide Rack Housing. SLIDE RACK HOUSING Fig. 1-21 Slide Rack Housing Removal 1-20 Samsung Electronics...
  • Page 89 2. Align the Slot #1 of Master Gear ! with the Tooth #1 of Rack Housing Slide @. (Refer to timing point) TIMING POINT SLOT #1 TOOTH #1 DETAIL GEAR MASTER SLIDER RACK HOUSING (SLIDE VIEW) ( TOP VIEW ) ARM " R" ( SIDE VIEW ) Fig. 1-22 Assembly of Slide Rack Housing and Gear Master Samsung Electronics 1-21...
  • Page 90 2. Release the tab @ in the direction of arrow. (Refer to detail drawing) 3. Lift the Sub ÒLÓ Brake #. SPRING-BRAKE SUB "L" BRAKE SUB "L" BRAKE SUB "L" <DETAIL> Fig. 1-23 Brake Sub “L” Removal 1-22 Samsung Electronics...
  • Page 91 2. Release the tab @ in the direction of arrow. (Refer to detail drawing) 3. Lift the Full Tension Arm AssÕy #. SPRING TENSION ARM TENSION FULL ASS'Y ARM TENSION FULL ASS'Y <DETAIL> Fig. 1-24 Arm Tension Full Ass’y Removal Samsung Electronics 1-23...
  • Page 92 Disassembly and Reassembly 1-4-5 Lever JOG Ass’y Removal (Only for deck : DX8-A/DX8-AC) 1. Remove the 1 Screw !. 2. Lift the JOG Lever AssÕy @. Fig. 1-25 Lever JOG Ass’y Removal 1-24 Samsung Electronics...
  • Page 93 Note : When reinstalling, be sure to install the Reel Disk ÒLÓ @ after installing the Plain Washer #. REEL-DISK "L" WASHER-PLAIN WASHER-SLIT GEAR-RELAY "S" ASS'Y REEL-DISK "L" <DETAIL> Fig. 1-26 Reel Disk “L” and Gear Relay “S” Ass’y Removal Samsung Electronics 1-25...
  • Page 94 2. Release the tab @ in the direction of arrow. (Refer to detail drawing) 3. Lift the Brake Sub ÒRÓ AssÕy #. SPRING-BRAKE SUB "R" BRAKE-SUB "R" ASS'Y BRAKE-SUB "R" ASS'Y <DETAIL> Fig. 1-27 Brake Sub “R” Ass’y Removal 1-26 Samsung Electronics...
  • Page 95 Note : When reinstalling, be sure to install the Reel Disk ÒRÓ AssÕy @ after installing the Plain Washer #. REEL-DISK "R" ASS'Y WASHER-SLIT GEAR-RELAY "T" WASHER-PLAIN REEL-DISK "R" ASS'Y <DETAIL> Fig. 1-28 Reel Disk “R” Ass’y and Gear Relay “T” Removal Samsung Electronics 1-27...
  • Page 96 4. Release the tab $ in the direction of arrow ÒBÓ. (Refer to detail drawing B) 5. Lift the Main ÒRÓ Brake %. BRAKE-MAIN "L" ASS'Y SPRING-BRAKE MAIN BRAKE-MAIN "R" ASS'Y "B" BRAKE-MAIN "L" ASS'Y BRAKE-MAIN "R" ASS'Y "A" <DETAIL A> <DETAIL B> Fig. 1-29 Brake Main “L”, “R” Ass’y Removal 1-28 Samsung Electronics...
  • Page 97 Disassembly and Reassembly 1-4-10 Idler Ass’y Removal 1. Remove the Slit Washer !. 2. Lift the Idler AssÕy @. WASHER-SLIT IDLER-ASS'Y Fig. 1-30 Idler Ass’y Removal Samsung Electronics 1-29...
  • Page 98 1-4-11 Unit Pinch Roller Ass’y Removal 1. Remove the Slit Washer !. 2. Lift the Pinch Roller Unit @. 3. Lift the Arm Pinch Spring #. WASHER-SLIT UNIT-PINCH ROLLER SPRING-ARM PINCH Fig. 1-31 Unit Pinch Roller Ass’y Removal 1-30 Samsung Electronics...
  • Page 99 1. Install the Pinch Roller Unit as shown in Fig. 1-32. (Refer to A, B) SLIDER - PUSH "A" SLIDER - PINCH MOTOR - D.D CAPSTAN "B" UNIT - PINCH ROLLER (TOP VIEW) Fig. 1-32 Assembly of Unit Pinch Roller Samsung Electronics 1-31...
  • Page 100 Lever Pinch Cam, Arm Review Ass’y and Lever Review Ass’y LEVER-PINCH COMP ASS'Y ARM-REVIEW ASS'Y LEVER-PINCH CAM LEVER-REVIEW Fig. 1-33 Exploded View of Lever Pinch Comp Ass’y, Lever Pinch Cam, Arm Review Ass’y and Lever Review Ass’y 1-32 Samsung Electronics...
  • Page 101 2. Lift the Pinch Comp Lever AssÕy @. Note : DonÕt touch the Pinch Comp Lever AssÕy ! to Audio Head Base during removal. LEVER-PINCH COMP ASS'Y LEVER-PINCH COMP ASS'Y <DETAIL> Fig. 1-34 Lever Pinch Comp Ass’y Removal Samsung Electronics 1-33...
  • Page 102 1-4-15 Lever Pinch Cam Removal 1. Release the tab ! in the direction of arrow. (Refer to detail drawing) 2. Lift the Pinch Cam Lever @. LEVER-PINCH CAM LEVER-PINCH CAM <DETAIL> Fig. 1-35 Lever Pinch Cam Removal 1-34 Samsung Electronics...
  • Page 103 Note : Take extreme care not to damage when removing the Review Arm AssÕy @. (B part of detail drawing A) ARM-REVIEW ASS'Y <DETAIL B> STOPPER TAB ARM-REVIEW ASS'Y ARM REVIEW ASS'Y <DETAIL A> Fig. 1-36 Arm Review Ass’y Removal Samsung Electronics 1-35...
  • Page 104 Disassembly and Reassembly 1-4-17 Lever Review Removal 1. Release the tab ! in the direction of arrow. (Refer to detail drawing) 2. Lift the Review Lever @. LEVER-REVIEW <DETAIL> Fig. 1-37 Lever Review Removal 1-36 Samsung Electronics...
  • Page 105 Disassembly and Reassembly 1-4-18 Belt Capstan Removal 1. Remove the Capstan Belt !. Note : Take extreme care not to touch the grease when removing or reinstalling. BELT-CAPSTAN Fig. 1-38 Belt Capstan Removal Samsung Electronics 1-37...
  • Page 106 2. Release the tab @ in the direction of arrow. (Refer to detail drawing) 3. Lift the Capstan Brake AssÕy #. SPRING BRAKE CAPSTAN BRAKE CAPSTAN ASS'Y ASS'Y BRAKE CAPSTAN ASS'Y <DETAIL> Fig. 1-39 Brake Capstan Ass’y Removal 1-38 Samsung Electronics...
  • Page 107 1-4-20 Motor D.D Capstan Removal 1. Remove 3 Screws !. (Top view) 2. Lift the Capstan D.D Motor @ in the direction of arrow. (Bottom view) MOTOR D.D CAPSTAN <BOTTOM VIEW> <TOP VIEW> 3 SCREWS Fig. 1-40 Motor D.D Capstan Removal Samsung Electronics 1-39...
  • Page 108 Disassembly and Reassembly 1-4-21 Clutch Ass’y Removal 1. Remove the Slit Washer !. 2. Lift the Clutch AssÕy @. 3. Remove the Plain Washer #. WASHER-SLIT CLUTCH ASS'Y WASHER-PLAIN Fig. 1-41 Clutch Ass’y Removal 1-40 Samsung Electronics...
  • Page 109 Disassembly and Reassembly 1-4-22 Gear Master Removal 1. Remove the Slit Washer !. 2. Lift the Master Gear @. WASHER-SLIT GEAR MASTER Fig. 1-42 Gear Master Removal Samsung Electronics 1-41...
  • Page 110 1. When reinstalling, be sure to align the arrow of the Master Gear ! with home Gear of the Worm-Wheel Gear @. (Refer to timing point) GEAR - MASTER GEAR - WORM WHEE TIMING UNIT - LOADING Fig. 1-43 Assembly of Gear Master 1-42 Samsung Electronics...
  • Page 111 Disassembly and Reassembly 1-4-24 Unit Loading Removal 1. Remove 2 Screws !. 2. Lift the Loading Unit @ in the direction of arrow. 2 SCREWS UNIT LOADING Fig. 1-44 Unit Loading Removal Samsung Electronics 1-43...
  • Page 112 Disassembly and Reassembly 1-4-25 Lever Slide Pinch Removal 1. Remove the Slit Washer !. 2. Lift the Slide Lever Pinch @. WASHER-SLIT LEVER SLIDER PINCH Fig. 1-45 Lever Slide Pinch Removal 1-44 Samsung Electronics...
  • Page 113 2. Insert the Pinch Slide ! into the hole of Slide Lever Pinch @. (Refer to detail ÒAÓ) SLIDER - PINCH LEVER - SLIDER PINCH SLIDER - MAIN SLIDER - PINCH BOSS Fig. 1-46 Assembly of Lever Slide Pinch Samsung Electronics 1-45...
  • Page 114 Disassembly and Reassembly 1-4-27 Slide Main Removal 1. Remove the Slit Washer !. 2. Release 3 tabs @, #, $ in the direction of arrow. 3. Lift the Main Slide %. SLIDER MAIN WASHER-SLIT Fig. 1-47 Slide Main Removal 1-46 Samsung Electronics...
  • Page 115 Note : Be sure to assemble the Main Slide when the Loading L/R Gear AssÕy is in unloading position. GEAR LOADING "R"ASS'Y WASHER - SLIT GEAR LOADING "L "ASS'Y "a" "A" "d" "b" "B" SLIDE MAIN LEVER IDLER CHANGE LEVER TENSION CONTROL "C" Fig. 1-48 Assembly of Slide Main Samsung Electronics 1-47...
  • Page 116 2. Release the tab @ in the direction of arrow. 3. Lift the Shift Lever #. SPRING LEVER SHIFT LEVER SHIFT LEVER SHIFT CLAW SPRING LEVER SHIFT SPRING LEVER SHIFT <DETAIL A> <DETAIL B> Fig. 1-49 Lever Shift Ass’y Removal 1-48 Samsung Electronics...
  • Page 117 1. Release the tab ! in the direction of arrow. (Refer to detail drawing) 2. Lift the lever Change Idler @. LEVER IDLER CHANGE LEVER IDLER CHANGE <BOTTOM VIEW> MAIN BASE <TOP SIDE> <DETAIL> Fig. 1-50 Lever Idler Change Removal Samsung Electronics 1-49...
  • Page 118 SLIDE GEAR LOADING ASS'Y "T" SLIDE GEAR LOADING ASS'Y "S" GEAR LOADING "R" ASS'Y GEAR LOADING "L" ASS'Y SPRING LOADING "L" ASS'Y SPRING LOADING "R" ASS'Y <DETAIL A > <DETAIL B> Fig. 1-51 Gear Loading “L”, “R” Ass’y Removal 1-50 Samsung Electronics...
  • Page 119 1. When reinstalling, be sure to align 2 arrow as shown in Fig. 1-52. (Refer to timing point) TIMING POINT ALIGN TWO ARROWS GEAR - LOADING GEAR - LOADING " R" ASSEMBLY " L" ASSEMBLY Fig. 1-52 Assembly of Gear Loading “L”, “R” Ass’y Samsung Electronics 1-51...
  • Page 120 1. Push the tab ! in the direction of arrow ÒAÓ. (Refer to detail drawing) 2. Lift the Slide Pinch @ in the direction of arrow ÒBÓ. SLIDER PINCH MAIN BASE "A" <DETAIL> "B" "A" Fig. 1-53 Slide Pinch Removal 1-52 Samsung Electronics...
  • Page 121 3. Lift the Push Slider @ by pushing the tab # in the direction of arrow ÒBÓ. (Refer to ditail drawing) SPRING SLIDER PUSH SLIDER PUSH "A" SLIDER PUSH "B" <DETAIL-TOP VIEW> Fig. 1-54 Slide Push Removal Samsung Electronics 1-53...
  • Page 122 Disassembly and Reassembly 1-4-35 Prism LED Removal 1. Release the tab ! in the direction of arrow. (Refer to detail drawing) 2. Lift the LED Prism @. PRISM LED PRISM LED <DETAIL-TOP VIEW> Fig. 1-55 Prism LED Removal 1-54 Samsung Electronics...
  • Page 123 2. Release the tab @ in the direction of arrow. (Refer to detail drawing) 3. Lift the Record Switch Lever #. SPRING REC S/W LEVER REC S/W MAIN BASE LEVER REC S/W 2 TAB <DETAIL> Fig. 1-56 Lever Record Switch Removal Samsung Electronics 1-55...
  • Page 124 Disassembly and Reassembly 1-4-37 Full Erase Head Removal 1. Remove 1 Screw !. 2. Lift the F/E Magnet Head @. 1 SCREW MAGNET F/E HEAD Fig. 1-57 Full Erase Head Removal 1-56 Samsung Electronics...
  • Page 125 Note : When adjusting the X-Position adjustment gear using (+) driver, do not adjust by force. 1 SCREW MAGNET ACE HEAD ASS'Y X-POSITION ADJUST ACE HEAD BAS <DETAIL B> TIMING POINT HOLDER ACE <DETAIL A> Fig. 1-58 ACE Head Ass’y Removal and Reassembly Samsung Electronics 1-57...
  • Page 126 3. Move the Roller ÒSÓ, ÒTÓ Guide AssÕy to slot and then lift it to remove. (Refer to arrow) SLIDE GEAR LOADING SLIDE GEAR LOADING ASS'Y "S" ASS'Y "T" Fig. 1-59 Slide Guide Roller “S”, “T” Ass’y Removal 1-58 Samsung Electronics...
  • Page 127 4. Install the Guide Roller S, T Slide ^, & into the Rail slot and then move it to the position of Loading Gear L, R AssÕy $, %. (Refer to Fig. 61) 5. Turn the Master Gear @ toward arrow ÒAÓ. (Eject mode) LEVER LOCK "A" GEAR MASTER "B" HOLDER CASSETTE ASS'Y Fig.1-60 How to operate the Housing Ass’y Samsung Electronics 1-59...
  • Page 128 SLIDER - G / R SLIDER - G / R ASSEMBLY (T) ASSEMBLY (S) GEAR - LOADING GEAR - LOADING " L" ASSEMBLY " R " ASSEMBLY Fig. 1-61 Assembly of Slide Guide Roller “S”, “T” Ass’y 1-60 Samsung Electronics...
  • Page 129 Depending on the frequency of use and environmen- tal conditions, periodic lubrication may be required. When lubricating, first remove the old lubricant, then sparingly apply new lubricant. Excessive lubricant is transferred to other assemblies, malfunction will result. Samsung Electronics 1-61...
  • Page 130 TOP VIEW BRAKE MAIN “R” ASS’Y TOP VIEW SPRING BRAKE MAIN TOP VIEW BRAKE SUB “L” ASS’Y TOP VIEW BRAKE SUB “R” ASS’Y TOP VIEW SPRING BRAKE SUB “L” TOP VIEW SPRING BRAKE SUB “R” TOP VIEW 1-62 Samsung Electronics...
  • Page 131 HOUSING ASS’Y 3 SCREWS TOP VIEW CYLINDER ASS’Y 3 SCREWS TOP VIEW MAGNET F/E HEAD 1 SCREW TOP VIEW STOPPER TAPE TOP VIEW DX7-A/DX8-A HEAD CLEANER ASS’Y TOP VIEW DX7-AC/DX8-AC Note: Stopper tape has deleted from JAN.1998 Samsung Electronics 1-63...
  • Page 132 Disassembly and Reassembly MEMO 1-64 Samsung Electronics...
  • Page 133 Fig. 2-1 Location of Tape Transport Adjustment CYLINDER ASS'Y PINCH ROLLER FE HEAD GUIDE ROLLER "T" GUIDE ROLLER "S" POLE TENSION #8 GUIDE SHAFT REVIEW POLE MAIN BASE ACE HEAD #1 GUIDE POLE #3 GUIDE SHAFT CAPSTAN SHAFT Fig. 2-2 Tape Travel Diagram Samsung Electronics...
  • Page 134 SCREW(B) X-POSITION AZIMUTH ADJUST ADJUST GEAR HOLE SCREW(D) SCREW(A) X-POINT LOCKING HEIGHT ADJUST Fig. 2-3 Location of A/C Head Adjustment Screw AUDIO HEAD VIDEO TAPE 0 ~ 0 .25 mm CONTROL HEAD Fig. 2-4 A/C Head Height Adjustment Samsung Electronics...
  • Page 135 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) A/C HEAD POSITION (X-POINT) ADJUSTMENT 1. See page 5-2 of the Service Manual for A/C Head position (X-Point) adjustment. Samsung Electronics...
  • Page 136 4. If the section A in Fig. 2-7 does not meet the specification, adjust the S-guide roller up or down. 5. If the section B in Fig. 2-7 does not meet the specification, adjust T-guide roller up or down. H'D SWITCHING PULSE ENVELOPE Fig. 2-7 Adjustment Points Samsung Electronics...
  • Page 137 9. After the adjustment is completed, tighten the set screws. IDEAL ENVELOPE L HEIGHT L HEIGHT R HEIGHT R HEIGHT TOO HIGH TOO LOW TOO HIGH TOO LOW GUIDE ROLLER (L) GUIDE ROLLER (R) Fig. 2-8 S, T-Guide Roller Height Adjustment Samsung Electronics...
  • Page 138 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. 2-10. In SP mode, (A) should equal (B). If the head gap is wide, upper cylinder should be checked. Fig. 2-10 Envelope Output and Output Level Samsung Electronics...
  • Page 139 2. If excessive tape wrinkle is observed, perform the following adjustments in Playback mode : 3 Tape wrinkle at the S, T-guide roller section : Linearity adjustment. 3 Tape wrinkle at tape guide flange : A/C head assembly coarse adjustment. Samsung Electronics...
  • Page 140 Counterclockwise : Torque UP Clockwise : Torque DOWN F/E HEAD 0.5mm ARM - TENSION FULL ASSEMBLY CAM TENSION ADJUST VCM-11 SPRING TENSION TENSION BAND Fig. 2-11 Tension Pole and Back Tension Adjustment Fig. 2-12 Back Tension Tape Torque Cassette Samsung Electronics...

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