Fig. 1-1 AC Leakage Test 10. Never defeat any of the B+ voltage interlocks. Do not apply AC power to the unit (or any of its assemblies) unless all solid-state heat sinks are correctly installed. Samsung Electronics...
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Use replacement components that have the same ratings, especially for flame resistance and dielectric strength specifications. A replacement part that does not have the same safety characteristics as the original might create shock, fire or other hazards. Samsung Electronics...
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♦ 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. Samsung Electronics...
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3) Make solder land 2 points short on Pick-up. (See Fig. 1-3) 4) Disassembly the Pick-up. Note : If the assembly and disassembly are not done in correct sequence, the Pick-up may be damaged. PICK-UP ASS'Y SOLDER LAND 2 POINTS SHORT Fig. 1-3 Samsung Electronics...
3-1-6 VCR Main PCB Removal Œ REMOVE 3 SCREWS When installing the ass'y full deck on the Main PCB, be sure to align the assembly point of mode switch. MODE SWITCH ASSEMBLY POINT Fig. 3-6 VCR Main PCB Removal Samsung Electronics...
Alignment and Adjustments 4-1-2 TEST location for adjustment mode setting TEST (SW709) BUTTON <DVD-V85K/V72K/V55K/V52K> TEST (SW709) BUTTON <DVD-V12500/V12000/SV-DVD2EK> TEST (SW707) BUTTON <DVD-V52> Fig. 4-2 Function-Timer PCB (Top View) Samsung Electronics...
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2) Press the “SW709/SW707 (TEST)” button on F/Timer 6) Turn the Power off. PCB to set the adjustment mode. (See Fig. 4-2) 3) Press the “5” button of remote control then adjustment is operated automatically. (See Fig. 4-1) Samsung Electronics...
Schematic Diagrams Block Identification of Main PCB VCR MAIN PCB <Component Side> <Conductor Side> DVD MAIN PCB <Component Side> Samsung Electronics 10-2...
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1-1-1 Top View Œ ´ ˇ ¨ ˆ Ø Fig. 1-1 Top parts Location-1 Œ GEAR FL CAM ´ MOTOR LOADING ASS’Y ˇ LEVER FL ARM ASS’Y ¨ HOLDER FL CASSETTE ASS’Y ˆ LEVER FL DOOR Ø SLIDER FL DRIVE Samsung Electronics...
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´ CYLINDER ASS’Y ˝ GEAR IDLE ˇ ACE HEAD ASS’Y Ô LEVER IDLE ¨ LEVER UNIT PINCH ASS’Y LEVER T BRAKE ASS’Y ˆ LEVER #9 GUIDE ASS’Y Ò DISK T REEL Ø LEVER TENSION ASS’Y ∏ BAND BRAKE ASS’Y Samsung Electronics...
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Œ GEAR JOINT 1 ´ GEAR JOINT 2 ˇ BRACKET 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 Samsung Electronics...
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Lever FL Cassette-R ´ at disassembling and reassembling. Fig. 1-5 Lever FL Door Removal RAIL [B] Œ HOLDER FL ´ LEVER FL CASSETTEE -R CASSETTEE ASS`Y "A" BOSS [A] Fig. 1-4 Holder FL Cassette Ass’y Removal Samsung Electronics...
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TIMING POINT 3 Fig. 1-14 Gear Loading Drive, Slider Cam, Lever T, S Load Ass’y Removal PIN A PIN C PIN D PIN B ˇ SLIDER CAM Fig. 1-15 Gear Loading Drive, Slider Cam, Lever Load S, T Ass’y Assembly Samsung Electronics...
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Main Base to the Mark[B]. ˇ BAND BRAKE ASS`Y ´ LEVER TENTION ASS`Y Œ SPRING TENTION LEVER Fig. 1-16 Lever Pinch Drive, STOPPER Lever Tension Drive Removal "A" MARK[B] Fig. 1-17 Lever Tension Ass’y, Band Brake Ass’y Removal Samsung Electronics...
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´ GEAR IDLE "B" ´ GEAR IDLE HOOK "C" HOOK(A) ˇ SPRING BRAKE Œ LEVER S BRAKE ASS`Y HOOK(C) HOOK(B) ´ LEVER T BRAKE ASS`Y Fig. 1-19 Gear Idle Ass’y Removal Fig. 1-18 Lever Brake S, T Ass’y Removal 1-10 Samsung Electronics...
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Center Ass'y as shown in detail B. ´ DISK T REEL Œ WASHER SLIT ´ HOLDER CLUTCH ASS`Y Fig. 1-20 Disk S, T Reel Removal DETAIL A <BAD> SPRING <GOOD> DETAIL B SPRING <BAD> <GOOD> Fig. 1-21 Holder Clutch Ass’y Removal Samsung Electronics 1-11...
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´ GEAR CENTER ASS`Y Fig. 1-24 Guide Cassette Door Removal Fig. 1-22 Lever Up Down Ass’y Removal GEAR CENTER ASS'Y GUIDE LEVER UP DOWN ASS'Y RING GEAR POST HOOK MAIN BASE Fig. 1-23 Lever Up Down Ass’y Removal 1-12 Samsung Electronics...
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Œ LEVER UNIT PINCH ASS`Y Œ SPRING #9 GUIDE ´ LEVER #9 GUIDE ASS`Y "B" ´ PLATE JOINT ˇ SPRING PINCH DRIVE Fig. 1-26 Lever #9 Guide Ass’y Removal Fig. 1-25 Lever Unit Pinch Ass’y, Plate Joint, Spring Pinch Drive Removal Samsung Electronics 1-13...
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2) Lift the FE Head ´. 2) Remove the screw Œ. 3) Lift the ACE Head Ass’y ´. Œ FE HEAD Œ SCREW ´ HEAD ACE ASS`Y Fig. 1-27 FE Head Removal Fig. 1-28 ACE Head Removal 1-14 Samsung Electronics...
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2) When reinstalling, Don't push down too much on Screw Driver. Œ 3 SCREWS Fig. 1-29 Slider S, T Ass’y Removal ´ PLATE GROUND DECK ˇ CYLINDER ASS'Y Fig. 1-30 Plate Ground Deck, Cylinder Ass’y Removal Samsung Electronics 1-15...
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Base. There should have no gap between the head of screws and the top side of Main Base. After reinstalling, adjusting the tape transport system again. Œ 3 SCREWS Fig. 1-31 Belt Pulley Removal ´ MOTOR CAPSTAN ASS'Y Fig. 1-32 Damper Capstan,Motor Capstan Ass’y Removal 1-16 Samsung Electronics...
3) Rotate Gear Worm Œ clockwise using screw driver Œ HOOK again up to the state of eject mode and then pick out the tape.(Refer to Fig.1-35) SLEEVE-HEAD CLEANER FRAME Fig. 1-34 Post #8 Guide Ass’y Removal Fig. 1-36 Samsung Electronics 1-17...
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CAPSTAN MOTOR PULLEY BELT PULLEY ∆ HOLDER CLUTCH ASS’Y GEAR CENTER ASS’Y GEAR IDLE (2Point) LOADING MOTOR BAND BRAKE ASS’Y BRAKE T ASS’Y ♦ : Add Oil ∆ : Cleaning O : Check and replacement in necessary 1-18 Samsung Electronics...
Fig. 2-1 Location of Tape Transport Adjustment FE HEAD CYLINDER ASS'Y PINCH ROLLER GUIDE ROLLER "S" GUIDE ROLLER "T" POST TENSION #8 GUIDE POST #9 GUIDE POST #3 GUIDE POST MAIN BASE ACE HEAD CAPSTAN SHAFT Fig. 2-2 Tape Travel Diagram Samsung Electronics...
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Fig. 2-3 Location of ACE Head Adjustment Screw ADJUSTMENT 1) See “2. Alignment and Adjustment” for ACE Head position (X-Point) adjustment. AUDIO HEAD VIDEO HEAD 0 ~ 0 .25 mm CONTROL HEAD Fig. 2-4 ACE Head Height Adjustment Samsung Electronics...
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) driver to obtain a flat video RF envelope as shown in Fig. 2-8. IDEAL ENVELOPE S HEIGHT TOO HIGH S HEIGHT TOO LOW T HEIGHT TOO HIGH T HEIGHT TOO LOW GUIDE ROLLER S GUIDE ROLLER T Fig. 2-8 Guide Roller S, T Height Adjustment Samsung Electronics...
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 speci- fications, replace the holder clutch ass’y and then recheck. Samsung Electronics...