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Samsung DVD-VR320/XEF, Manual

The Samsung DVD-VR320/XEF offers a convenient and user-friendly experience for DVD recording and playback. With its comprehensive manual available for free download at manualshive.com, users can effortlessly access valuable instructions and maximize the potential of this exceptional product.

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Troubleshooting

Samsung Electronics

6-25

Are main and deck 

power OK?

Is the 40pin 

FFC cable (between main & deck)

 inserted correctly?

Change the main board

Check the power

No

No

Reinsert FFC cable correctly

Is the wavefrom 

of DIC3  pin26 normal?

 (main PCB)

No

Change the deck

Yes

Yes

Yes

Disc loading error

DIC3-Pin26

Summary of Contents for DVD-VR320/XEF

Page 1: ...ode XP 1Hour SP 2Hour LP 4Hour EP 6 8Hour Progressive scan Both DVD VCR Automatic Chapter Product ON Manual DVD VCR RECORDER COMBINATION Merit Character regarding Product SERVICE MANUAL DVD VR320 ELECTRONICS Samsung Electronics Co Ltd MAR 2005 Printed in Korea AK82 00795A This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable...

Page 2: ... Flash Update 3 3 4 Alignment and Adjustments 4 1 4 12 4 1 VCR Adjustment 4 1 4 2 VCR Mechanical Adjustment 4 4 5 Disassembly and Reassembly 5 1 5 22 5 1 Cabinet and PCB 5 1 5 2 Circuit Board Locations 5 3 5 3 VCR Deck Parts Locations 5 4 5 4 VCR Deck 5 7 5 5 The table of cleaning Lubrication and replacement time about principal parts 5 21 6 Trouble Shooting 6 1 6 36 7 Exploded View and Parts List...

Page 3: ...1 2 11 2 DVD Main PCB 11 4 11 3 Jack PCB 11 6 11 4 Function PCB 11 8 12 Schematic Diagrams 12 1 12 20 Block Identification of Main PCB 12 2 12 1 S M P S VCR Main PCB 12 3 12 2 Power VCR Main PCB 12 4 12 3 Secam VCR Main PCB 12 5 12 4 A V VCR Main PCB 12 6 12 5 Hi Fi VCR Main PCB 12 7 12 6 F Timer VCR Main PCB 12 8 12 7 OSD VCR Main PCB 12 9 12 8 System Control Servo VCR Main PCB 12 10 12 9 A V Swi...

Page 4: ...6 14 10 VCR Servo 14 26 14 11 VCR Video 14 30 14 12 Hi Fi Audio 14 38 14 13 Linear Audio 14 43 14 14 TM 14 46 14 15 OSD 14 49 15 Reference Information 15 1 15 38 15 1 VCR Deck Operating Description 15 1 15 2 Basic Configuration of Mechanism 15 1 15 3 Main Mechanism and Functions 15 2 15 4 Basis of the Mechanism 15 4 15 5 System Control 15 9 15 6 System Control and Mechanical Operations 15 10 15 7 ...

Page 5: ...udio DVD Only Digital audio out OPTICAL COAXIAL Video DVD VCR RCA jack Euro Scart socket Composite RGB S Video Out COMPONENT Tape format VHS type video tape Colour system PAL Tuning System SECAM L B G VCR Video S N Above 43dB standard recording Resolution Above 240 lines standard recording Audio S N Above 68dB Hi Fi 39dB Mono Audio frequency characteristics 20Hz 20KHz Hi Fi Picture compression for...

Page 6: ...P 1Hr SP 2Hr LP 4Hr EP 6HrXP 1Hr SP 2Hr LP 4Hr EP 6Hr DVD RAM R 9 4GB XP 2Hr SP 4Hr LP 6Hr EP 8HrXP 2Hr SP 4Hr LP 6Hr EP 8Hr HDD Flexible Recording Yes Yes Time Slip YES NO RGB Recording NO YES Recording Speed XP SP LP EP XP SP LP EP Quick Dubbing EZ Editing Yes Yes Play List Yes Yes YesDVD TM JPEG Photo Album Yes Yes Recording Type Recording Time Recording Feature MPEG4 DivX 4 DivX 5 DISC TEXT Mu...

Page 7: ...Nicam Station Capacity Nber of Preset Auto Channel Sort MappingGŸIntelligent Auto Set up DVD Control OSD Menu Quick Set Up Start Up Screen Back Ground Graphic Screen Saver Audio Video Bit Rate Indicator CH Coverage RF out CH System Default RF Channel RF out channel Auto seeking Super Audio CD Multi ch Output Virtual Surround Mode Tuning System Broadcast System Audio DAC DTS Digital Output Dolby Di...

Page 8: ... the Rear RGB Output 21 Pin Coaxial Digital Audio Output Optical Digital Audio Output Video Audio In RCA Jack on the Front Video Audio In RCA Jack on the Rear Video Audio Out RCA Jack on the Rear Additional Rear Audio Output Ilumi Remote TERMINALS IN OUT Video Audio 21 Pin on the Rear Sat 21 Pin on the Rear with LINE Through STB Through Language Gemstar Button Logo 10key for Ch Select Multi Brand ...

Page 9: ...TANDBY Power Requirement HDMI Cable Bundle Disc Packing Box Offset Carton Dimension W H D mm tentative Depth Height Net RCA Audio Video Cable Instruction Manual Warranty Card Customer Inquiry Card RCA Video Cable Plug Shap Remote Controller Batteries Euro Scart Cable 21pin RF Cable RCA Audio Cable Common COMBO ONLY SQPB NT4 43 PB Recoding Speed IPC VCR SECAM PB MESECAM PB Auto speed Timer Recordin...

Page 10: ...dio Video Cable Owner s Instructions RF Cable Remark Parts No Description Description Fig AK59 00034N AC43 12002H AC39 22017Z AC39 42001U AC39 00017A S N A AK68 00671B Model Standard of DVD VR320 XEU Model Standard of DVD VR320 XEU Model Standard of DVD VR320 XEU Model Standard of DVD VR320 XEU Model Standard of DVD VR320 XEU ...

Page 11: ... Fig 5 1 Cabinet Top Removal 5 1 2 Ass y Bottom Cover Removal ΠRELEASE 3 HOOKS REMOVE 9 SCREWS Bottom View Fig 5 2 Ass y Bottom Cover Removal RELEASE 3 HOOKS Bottom View ΠRELEASE 3 HOOKS Top View Fig 5 3 Ass y Front Panel Removal Top View 5 1 3 Ass y Front Panel Removal Fig 5 4 Ass y Front Panel Removal Bottom View ...

Page 12: ... SCREWS REMOVE 4 SCREWS REMOVE 5 SCREWS ˇ REMOVE 4 SCREWS REMOVE 2 SCREWS ˆ REMOVE 5 SCREWS Ø REMOVE 3 SCREWS Fig 5 5 Chassis Removal 5 1 5 VCR Main PCB Removal Œ REMOVE 4 SCREWS MODE SWITCH When installing the ass y full deck on the Main PCB be sure to align the assembly point of mode switch ASSEMBLY POINT Fig 5 6 VCR Main PCB Removal ...

Page 13: ...Disassembly and Reassembly 5 3 Samsung Electronics 5 2 Circuit Board Locations JACK PCB VHS MAIN PCB DVD MAIN PCB Fig 5 7 Circuit Board Locations ...

Page 14: ...assembly Samsung Electronics 5 3 VCR Deck Parts Locations 5 3 1 Top View ˆ Ø ˇ Œ Fig 5 8 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 ...

Page 15: ... Ø Ô Ò ˇ ˆ Fig 5 9 Top Parts Location 2 Œ FE HEAD CYLINDER ASS Y ˇ ACE HEAD ASS Y LEVER UNIT PINCH ASS Y ˆ LEVER 9 GUIDE ASS Y Ø LEVER TENSION ASS Y BAND BRAKE ASS Y DISK S REEL LEVER S BRAKE ASS Y GEAR IDLE Ô LEVER IDLE LEVER T BRAKE ASS Y Ò DISK T REEL ...

Page 16: ...ng Electronics 5 3 2 Bottom View Œ ˇ ˆ Ø Fig 5 10 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 ...

Page 17: ...y Πin this time you have to grasp the Lever FL Cassette R Continuously until the Holder FL Cassette Ass y Πis taken out completely Note Be sure to insert Lever FL Cassette R in the direction of A to prevent separation and breakage of the Lever FL Cassette R at disassembling and reassembling RAIL B BOSS A LEVER FL CASSETTEE R A ΠHOLDER FL CASSETTEE ASS Y Fig 5 11 Holder FL Cassette Ass y Removal...

Page 18: ... Remove the Gear FL cam Note When reinstalling be sure to reassemble Slider FL drive Πafter you insert the Boss of Lever FL ARM R in Groove of Slider Fl drive ΠAssembly Align the Gear FL Cam Πwith the Gear worm wheel Post as shown drawing Refer to Timing point ΠSLIDER FL DRIVE GEAR FL CAM Fig 5 14 Slider FL Drive Removal 5 4 3 Lever FL Door Removal 1 Release the Hook and Remove the Lever FL Do...

Page 19: ...l Œ Œ GEAR WORM WHEEL Fig 5 16 Gear Worm Wheel Removal 5 4 6 Cable Flat Removal 1 Remove the Drum connecting part of Cable Flat Œ from Connector Waffer 2 Remove the Loading Motor connecting part of Cable Flat Œ from Connector Waffer ˇ ˇ CONNECTOR WAFER CONNECTOR WAFER Œ CABLE FLAT Fig 5 17 Cable Flat Removal ...

Page 20: ... Gear Joint 2 as shown Fig 5 20 Refer to Timing point1 2 Confirm the Timing Point 2 of the Gear Joint 2 and Slider Cam ˇ Œ SCREW BRAKET GEAR GEAR JOINT 1 ˇ GEAR JOINT 2 Fig 5 19 Bracket Gear Gear Joint 1 2 Removal Œ GEAR JOINT1 GEAR JOINT2 ˇ SLIDER CAM TIMING POINT 1 TIMING POINT 2 Fig 5 20 Gear Joint 1 2 Assembly 5 4 7 Motor Loading Ass y Removal 1 Remove the screw Œ 2 Remove the Motor Loading As...

Page 21: ...m ˇ as shown in drawing Refer to Timing Point 3 LEVER LOAD S Œ LEVER LOAD T PIN A PIN C PIN B PIN D ˇ SLIDER CAM TIMING POINT 2 TIMING POINT 1 TIMING POINT 3 Fig 5 22 Gear Loading Drive Slider Cam Lever Load S T Ass y Assembly 5 4 9 Gear Loading Drive Slider Cam Lever Load S T Ass y Removal 1 Remove the Belt Pulley Refer to Fig 5 38 2 Remove the Gear Loading Drive Œ after releasing Hook A in the d...

Page 22: ...y be sure to apply Grease on the post 2 Take care not to touch stain on the felt side and not to be folder and broken Band brake Ass y 3 After Lever Tension Ass y seated Rotate stopper of Main Base to the Mark B STOPPER MARK B A Œ SPRING TENTION LEVER LEVER TENTION ASS Y ˇ BAND BRAKE ASS Y Fig 5 24 Lever Tension Ass y Band Brake Ass y Removal 5 4 11 Lever Pinch Drive Lever Tension Drive Removal 1 ...

Page 23: ...LEVER IDLE A HOOK C B Fig 5 26 Gear Idle Ass y Removal 5 4 13 Lever Brake S T Ass y Removal 1 Release the Hook A and the Hook B C in the direction of arrow as shown in Fig 5 25 2 Lift the Lever S T Brake Ass y Œ with spring brake ˇ Assembly 1 Assembly the Lever S Brake Ass y Œ on the Main Base 2 Assembly the Lever T Brake Ass y with spring brake ˇ Note Take extreme care not to be folded and transf...

Page 24: ...Holder Clutch Ass y down with exces sive force Just insert Holder Clutch Ass y into post center with dead force and Rotate it smoothly Be sure to confirm that spring is in the slit of Gear Center Ass y as shown in detail B ΠDISK S REEL DISK T REEL ΠWASHER SLIT HOLDER CLUTCH ASS Y DETAIL A BAD SPRING GOOD BAD SPRING GOOD DETAIL B Fig 5 27 Disk S T Reel Removal Fig 5 28 Holder Clutch Ass y Removal...

Page 25: ...an gular holes on Main Base as shown in Fig 5 30 2 Lift the Lever Up Down Ass y Πabout 35 Refer to Fig 5 30 3 Insert Ring of the Gear Center Ass y in the Guide of the Lever Up Down Ass y Π4 Insert the Gear Center Ass y in the post on Main Base 5 Push down the Lever Up Down Ass y Πfor locking of the Hook Note 1 Take care not to separate and sentence does not mark sense 2 Be sure to confirm that ...

Page 26: ... to apply grease on the post pinch roller ˇ SPRING PINCH DRIVE Œ LEVER UNIT PINCH ASS Y PLATE JOINT Fig 5 32 Lever Unit Pinch Ass y Plate Joint Spring Pinch Drive Removal 5 4 20 Lever 9 Guide Ass y Removal 1 Remove the Spring 9 Guide Œ 2 Lift the Spring 9 Guide Ass y in the direction of arrow A Note 1 Take extreme care not to get grease on the tape Guide Post 2 After reinstalling check the bottom ...

Page 27: ...CE Head Removal 1 Pull out the FPC from connector of ACE Head Ass y 2 Remove the screw Π3 Lift the ACE Head Ass y ΠSCREW HEAD ACE ASS Y Fig 5 35 ACE Head Removal 5 4 21 FE Head Removal 1 Remove the screw Π2 Lift the FE Head ΠFE HEAD Fig 5 34 FE Head Removal ...

Page 28: ... 3 Lift the Cylinder Ass y ˇ Assembly 1 Match the 3 holes in the bottom of Cylinder ass y ˇ to the 3 holes of Main Base as attending not to drop or knock the Cylinder ass y ˇ 2 Tighten the 1 Screw Œ 3 Match the Plate Ground Deck to the Hole of Base Main 4 Tighten the other 2 Screws Œ Note 1 Take care not to touch the Cylinder Ass y ˇ and the tape guide post at reinstalling 2 When reinstalling Don ...

Page 29: ...ote After tightening screws check if there is gap between the head of screws and the top side of Main 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 A B C MOTOR CAPSTAN ASS Y Π3 SCREWS Fig 5 39 Motor Capstan Ass y Removal 5 4 25 Hook Capstan Belt Pulley Removal 1 Remove the Hook Capstan Πafter re...

Page 30: ...inded tape Refer to Fig 5 43 If you rotate Gear Worm Πcontinuously when tape is in state of unwinding you may cause a tape contamination by grease and tape damage Be sure to wind the unwinded tape in the state of set horizently 3 Rotate Gear Worm Πclockwise using screw driver again up to the state of eject mode and then pick out the tape Refer to Fig 5 42 FRAME 5 4 27 Post 8 Guide Ass y Removal ...

Page 31: ... 8 GUIDE SHAFT CAPSTAN 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 SLEEVE TENSION POST CENTER LEVER IDLE BOSS 2Point 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 O O O O O O O O GEAR I...

Page 32: ...5 22 Disassembly and Reassembly Samsung Electronics MEMO ...

Page 33: ... SHORT and OPEN are normal Check feedback IC1S02 Change short circuited or opened parts Change fuse Check 2 st Voltage Replace Q1S01 NO NO Is there voltage at Collector of Q1S01 NO YES YES YES Operation of Q1S01 is normal NO YES Samsung Electronics 6 1 6 Troubleshooting ...

Page 34: ...01 reset Check the soldering around the IC601 Change IC701 NO NO Key operatious such as STOP PLAY OPEN are normal Check the circuity around the swith check the condition of commmunication with Main Micom IC601 52 66 11 42 44 RRQ SRQ SCLK DATA IN DATA OUT NO YES YES Check the circuity around IC601 reset Check the soldering around IC601 good NO YES XT602 8MHz oscillation is normal NO YES YES STOP PL...

Page 35: ...IN THE DISPLAY PRESS PLAY KEY IN REMOTE CONTROL MECHANISM OPERATION SEE PB VIDEO AUDIO MISSING IN PLAY MODE SEE MECHANISM DOES NOT OPERATE IN PLAY MODE CHECK PLAY Button and Pattern CHECK IC601 XT602 SEE VIDEO MISSING IN EE MODE NO NO NO YES NO PB VIDEO SEE VIDEO MISSING IN PLAY MODE NO YES YES YES DOES NOT OPERATE OR OPERATES BUT STOP SOON YES VCR Section ...

Page 36: ...TTON TURN VCR POWER ON MECHANISM DOESN T OPERATE IN PLAY MODE TAPE LOADING OPERATION LOAD IC601 3 HIGH IC601 25 LOW CYLINDER ROTATION SW 25Hz IC601 24 CYL FG PG IC601 97 CHECK CYLINDER CHECK START S602 IC601 NO NO NO NO YES YES YES YES CHECK CN604 8pin 12V VCR Section A ...

Page 37: ...s 6 5 CAPSTAN ROTATION S T REEL IC601 99 98 PROG SW STATE IC601 76 77 78 CHANGE IC601 CHECK LOADING MOTOR MECHANISM OR SW603 TAKE UP REEL SENSOR SUPPLY REEL SENSOR PT601 PT602 SEE CAPSTAN DOES NOT ROTATE NO DC STOP MODE YES PULSE YES A ...

Page 38: ... LOAD VCR WITH A BLANK TAPE AND PRESS RECORD BUTTON REC MODE SAFETY TAB D REC A H IC601 73 SEE AUDIO MISSING IN RECORD MODE CHANGE SW602 CHECK IC601 CHANGE TAPE SEE PLAY MODE DOESN T OPERATE EJECT NO NO YES NO REC VIDEO SEE VIDEO MISSING IN RECORD MODE NO YES YES YES YES VCR Section ...

Page 39: ...WARD DOESN T OPERATE F FWD INDICATOR IN THE DISPLAY PRESS FF KEY IN REMOTE CONTROL CHECK CN604 2Pin 15V 4Pin 5V 5 9Pin 3 2V CHECK TIMER CHANGE IC601 XT602 NO NO YES CHECK POWER BLOCK YES CHECK MECHANISM NO IC601 68Pin FG Pulse SEE CAPSTAN DOESNOT ROTATE ROTATE VCR Section NO YES GF ...

Page 40: ...ATION PRESS F FWD FOR FORWARD SEARCH CHECK IC601 CHECK CAPSTAN MOTOR IS CAPSTAN SPEED CHANGED SEARCH OPERATION NOISE BAR LOCKING END ADJUST A CE HEAD CHANGE DECK CHANGE IC601 SEE PLAY DOESN T OPERATE NO NO NO YES NO CONTROL PULSE IC601 89 NO YES YES YES YES VCR Section Control ...

Page 41: ... LOADING MECHANISM DOES NOT OPERATE TAPE DETECTED CST IN MODE IC601 75 HIGH 5V CHANGE IC601 CHECK START SENSOR S602 IC601 CHECK DM B LINE CHANGE IC601 NO NO NO YES IC601 3 LOW 0V IC601 25 HIGH 5V IC601 38 HIGH 5V IC601 39 LOW 0V CHECK CASSETT LOADING MECHANISM YES YES NO CN604 8pin 12V YES NO YES VCR Section ...

Page 42: ...OPERATION VIDEO MISSING IN EE MODE IC801 1 VIDEO IN NO NO NO IC301 50 VIDEO IN YES YES IC301 65 VIDEO OUT YES CHECK IC601 NO IC801 2 3 VIDEO DATA CLOCK YES CHECK IC301 CHECK IC301 CHANGE IC801 CHANGE IC801 NO IC801 4 VIDEO OUT YES VCR Section NO CHECK IC801 22 C808 C902 R301 R806 R900 YES ...

Page 43: ...EO MISSING IN RECORD MODE IC301 50 VIDEO signal out NO DEFECT RECORD MODE E E mode and IC801 CHECK VIDEO signal out NO YES IC301 78 CHECK REC FM signal CHECK C392 NO YES IC301 94 SP IC301 88 SLP CHECK REC FM signal CHECK CN301 NO YES VCR Section ...

Page 44: ...HE VCR PLAY MODE CHANGE IC301 CHECK IC801 CHECK VIDEO HEAD CHECK C392 CHECK IC601 24 SEE PAGE 9 5 VIDEO MISSING IN EE MODE NO YES YES NO YES YES VIDEO FM IC301 21 VIDEO IC301 78 VIDEO IC301 65 VIDEO IN IC801 10 VIDEO OUT IC801 18 NO H D SW IC301 70 NO YES YES NO NO NO CHECK Q810 R900 L901 VCR Section ...

Page 45: ...RECORD MODE VIDEO IN RECORD MODE VCR Section NOTE XT301 Always 3 579545MHz COLOR signal IC301 58 COLOR KILLER IC301 33 2V CHANGE IC301 CHECK THE REC LINE SEE PAGE 9 6 VIDEO MISSING IN RECORD MODE NO NO NO YES NO YES CHECK XT301 CHANGE XT301 NO NO CHANGE IC301 ...

Page 46: ...V IC301 25 COLOR MONITOR IC301 58 COLOR KILLER IC301 33 2V COLOR ROTERY IC301 57 CHANGE IC301 CHECK IC301 27 34 XT301 CHECK IC601 29 SEE PAGE 9 7 VIDEO MISSING IN PLAY MODE NO NO NO NO YES YES YES YES YES NOTE XT301 Always 3 579545MHz VCR Section CHECK IC801 10 CHANGE IC801 ...

Page 47: ...oubleshooting Samsung Electronics 6 15 OSD PICTURE MISSING 2FSC IN IC6P01 2 STB CLK DATA IC6P01 9 10 11 CHANGE IC6P01 CHECK IC6P01 CHECK L6P05 C6P04 C6P05 NO NO YES NO VCR Section OSC IN IC6P01 6 YES 2FSC ...

Page 48: ... Electronics SELECT LINE MODE WITHOUT INPUT SIGNAL BLUE MISSING IN STOP MODE CHANGE IC601 IC301 66 H CHECK IC301 66 TO IC601 59 CHECK IC301 NO NO YES YES IC6P01 9 10 11 STB CLK DATA CHECK IC601 6 7 8 NO YES VCR Section IC601 59 H ...

Page 49: ...Input INPUT CHOICE MODE CHECK Tuner AND C4N25 CHECK IC601 CHECK L808 L807 R814 R813 CHECK C820B C826 C819B C825A C825B C826B AV1 AV2 AVX NO NO TUNER YES YES YES YES IC801 27 28 AUDIO SIGNAL CHECK CLK DATA IC4N01 12 13Pin IC4N01 43 Audio Signal Input NO VCR Section CHECK IC801 NO IC4N01 31 30 Audio Signal CHECK IC4N01 XT4N01 NO YES ...

Page 50: ...CK CYLINDER CHANGE IC501 R503 C513 CHECK AUDIO MISSING IN EE MODE AUDIO MISSING IN REC MODE MONO HIFI MONO NO IC501 7 69 AUDIO SIGNAL CHECK R510 R509 R518 R517 NO YES YES VCR Section IC501 38 39 CLK DATA CHECK IC601 R570 R571 NO YES IC501 24 27 Audio Signal CHANGE IC501 NO YES ...

Page 51: ...IO SIGNAL NO NO NO IC301 68 69 CHECK CLOCK DATA CHECK R3A28 R3A60 C3A24 YES NO NO NO YES YES YES YES YES YES CHECK IC301 58 AND CHANGE IC301 CHANGE IC501 IC301 11 AUDIO SIGNAL IC301 100 AUDIO FM SIGNAL IC301 5 MIX SIGNAL AUDIO 70KHz CN3A01 4 OSCILLATION NO CHECK AUDIO MISSING IN PB MODE CHECK PB MODE CHECK A CE HEAD MONO NO ...

Page 52: ...LACE THE VCR IN PB MODE CHANGE IC501 AUDIO MISSING IN PB MODE CHECK L3A01 R3A25 CHANG IC301 CHECK ACE HEAD C3A16 AND CHANGE IC301 AUDIO SELECT IC501 78 80 AUDIO FM MIXED CHECK IC501 40 A H D SW CHANGE CYLINDER OR IC501 NO HIFI MONO YES IC301 5 AUDIO SIGNAL NO YES VCR Section ...

Page 53: ...leshooting Samsung Electronics 6 21 PLAY NO SERVO LOCK IC601 93 C FG IC601 87 CTL PULSE CHECK CTL PULSE AC LEVEL SP SLP OVER 1Vp p CHANGE IC601 CHECK A CE HEAD CHECK CN604 1 NO NO NO YES YES YES VCR Section ...

Page 54: ...Y MODE CN604 2 15V CN604 3 AL 5V CN604 9 3 2V CN604 5 2 6V IC601 3 OUTPUT PWM IC601 10 OUTPUT PWM CHECK CAPSTAN MOTOR CHECK R660 CHECK R609 CHANGE IC601 CHECK IC601 CHECK B IN THE POWER BLOCK CHECK 5V AT AL5V LINE IN THE POWER BLOCK NO NO NO NO YES NO YES NO YES YES YES YES VCR Section ...

Page 55: ...cs 6 23 DRUM DOES NOT ROTATE CN604 6 12V CN604 3 5V CN604 12 2 5V CHECK CYLINDER MOTOR IC601 5 9 DRUM_CTL_L CHECK 5V LINE CHECK 12V AT AL12V LINE IN THE POWER BLOCK NO NO NO YES YES YES CHANGE IC601 NO CHECK R608 R617 C661 VCR Section ...

Page 56: ...ey PCB mounted correctly Check the short between KEY1 and SEG7 Check the soldering of Key PCB No Yes Tray repeating open close operation Is the connection right between MCON1 and CN02 VCR MAIN PCB No Check the connection Yes between MCON1 and CN02 ...

Page 57: ... deck power OK Is the 40pin FFC cable between main deck inserted correctly Change the main board Check the power No No Reinsert FFC cable correctly Is the wavefrom of DIC3 pin26 normal main PCB No Change the deck Yes Yes Yes Disc loading error DIC3 Pin26 ...

Page 58: ...B Check the passive components ardund jack pin Check mute block No No Check SMPS board Output from pin7 and pin8 of AIC1 of main PCB No No Proper output on pin1 and pin7 of AIC4 Check the board to board connector between jack PCB and main PCB Yes Yes Yes Yes No Analog Audio Output Proper data between AIC1 and DIC1 main PCB Replace main board Yes ...

Page 59: ...assive components aroud them Refer to user manual No Checking Check DOL3 or Vcc Line Proper signal input on pin1 of DOIC2 No No Proper signal output on DOL2 Check the signal on pin 10 of CN4 of jack PCB Replace JACK1 Yes Yes Yes Skip setting check hardware problem No digital audio out Proper signal on pin 10 of CN1 of main PCB Yes No Replace main PCB ...

Page 60: ... MCON2 and pin16 of MCON2 in jack board Check passive components around jack pin and IC802 check pin13 14 input select of IC802 No No Check SMPS board Check all the vcc of AIC9 AIC81 AIC82 main board No No Replace main PCB Check digital clock of pin10 11 12 15 Yes Yes Yes Yes No audio on line input mode or recorded disc playback ...

Page 61: ...g signals are inputed normally VIC1 No No No Check the connection between 12pin in CN2 OF main PCB and VIC1 Power is normal at VIC1 1 24 34 jack PCB Pin5 in VIC1 is in LOW state Check the connection between VIC1 1 and power Check the connection between VIC1 13 and VCR Micom check VIC1 peripheral circuit Yes Yes Yes Yes Yes No Video signal of about 1V appears at output jack Check the connection bet...

Page 62: ... PCB and VIC1 Power is normal at VIC1 1 24 34 Pin5 in VIC1 is in LOW state Check the connection between VIC1 1 and power Check the connection betweenVIC1 13 and VCR Micom check VIC1 peripheral circuit Yes Yes Yes Yes Yes No Video signals of about 1V appears at output jack Check the connection between VIC1 and output jack Yes S Video output error Is there NO P480 Mark on FLT After DVDR is stop stat...

Page 63: ...e RCA cable Check main PCB No No Check the connection between2 4 and 6pin in CN2 of main PCB and VIC1 Power is normal at VIC1 1 24 34 No No Check the connection between VIC1 1 and power Video signals of about 1V appears at output jack Check the connection between VIC1 and output jack Yes Yes Yes Yes Component output error Y Color bar Pb Color bar Pr Color bar ...

Page 64: ...Troubleshooting 6 32 Samsung Electronics Check the RCA cable No Yes Progressive output error Is there PSO Mark on FLT After DVDR is stop state push the progressive scan Key on the Front panel ...

Page 65: ...IC801 and AV1 pin jack No No Check pin 9 20 in IC801 of input power No No Pin80 in TIC1 of main PCB has nomal level Pin40 and pin 54 43 in TIC1 of main PCB has clock and digital video signal nomal level Check the connection between pin80 in TIC1 of main PCB and pin 13 in IC201 Check TIC1 peripheral circuit Yes Yes Yes Yes AV1 CVBS Video Input Error CVBS Color bar ...

Page 66: ... pin 5 in IC801 and AV2 pin jack No No Check pin 9 20 in IC801 of input power No No Pin80 in TIC1 of main PCB has nomal level Pin 40 and pin54 43 in TIC1of main PCB has clock and digital video signal nomal level Check the connection between pin80 in TIC1 of main PCB and pin13 in IC201 Check TIC1 peripheral circuit Yes Yes Yes Yes AV2 CVBS Video Input Error ...

Page 67: ...15 and 17 in CN3 and L2 S videojack No No No Pin9 and 18 in TIC1 of main PCB has nomal level Pin 40 and pin54 43 in TIC1 of main PCB has clock and digital video signal nomal level Check the connection between pin9 and 18 in TIC1 of main PCB and pin13 in IC202 Check TIC1 peripheral circuit Yes Yes Yes Line2 S Video Video Input Error ...

Page 68: ...Troubleshooting 6 36 Samsung Electronics MEMO ...

Page 69: ...Samsung Electronics 7 1 7 Exploded View and Parts List 7 1 Cabinet Assembly 7 2 7 2 VCR Mechanical Parts Top Side 7 4 7 3 VCR Mechanical Parts Bottom Side 7 6 ...

Page 70: ...oded View and Parts List 7 2 Samsung Electronics 7 1 Cabinet Assembly A001 W009 C001 C024 C444 C002 C003 C011 C012 P005 C015 W272 W272 P030 P001A P025 P022 P001 W275 W275 W202 W202 W202 H001 C452 FL593 W252 ...

Page 71: ...00049A LEAD CONNECTOR 4 150 WHT SMH200 1 SA FL593 3809 001702 FFC CABLE FLAT 30V 80C 290mm 40P 0 5mm 1 SA H001 AK97 01211A ASSY ASSY LOADER DRIVE SV R250 ASSY L 1 SA P001 AK92 00683A ASSY PCB MAIN DVD VR320 XEF DVD Recorde 1 SA P001A AK92 00666C ASSY PCB VCR DVD VR320E XEV DVD Recorde 1 SA CIS Only AK92 00666A ASSY PCB VCR DVD VR320E XEF DVD Recorde 1 SA XEF XEB SED Only AK92 00666E ASSY PCB VCR D...

Page 72: ...t 7 4 Samsung Electronics 7 2 VCR Mechanical Parts Top Side T001 T015 W016 T010 T033 T003 W201 T004 T005 T014 W015 T011 T012 T022 T021 T019 T023 T024 T028 T026 T020 T027 T002 T029 T007 T016 T006 T025 T032 T030 T013 T008 T009 T031 ...

Page 73: ...A T015 AC97 02293A ASSY UNIT PINCH SECC SUS304 TS 10 FOR X 1 SA T016 AC97 02215A ASSY POST 8 GUIDE SUS303 POM M90 44 EQ 1 SA T019 AC66 10267A REEL DISK S X 9 POM 1 SA T020 AC66 10268A REEL DISK T X 9 POM 1 SA T021 AC66 30524A LEVER IDLER POM BLK 1 SA T022 AC66 00039A GEAR IDLE TS 10 PET K3372 0 5 NTR 28 2 SA T023 AC66 00035A LEVER TENSION ASS Y TS 10 SECC E20 20 SU 1 SA T024 AC61 00107A SPRING ETC...

Page 74: ...Exploded View and Parts List 7 6 Samsung Electronics 7 3 VCR Mechanical Parts Bottom Side T046 W018 T044 T041 T042 T045 T039 T043 T034 T035 T037 T038 T049 T047 T050 T048 T040 W019 T036 ...

Page 75: ...0 SECC E20 20 1 1 SA T041 AC66 00078A GEAR LOADING DRIVE X 11 POM K300 1 SA T042 AC97 02195A ASSY LEVER LOADING S SECC POM SUS X 11 F 1 SA T043 AC97 02196A ASSY LEVER LOADING T SECC POM SUS X 11 F 1 SA T044 3101 001419 MOTOR CAPSTAN 12V 90mA 1 SA T045 3809 001270 CABLE FLAT 30V 80C 140MM 10P 1 25MM UL28 1 SA T046 AC66 60051A BELT PULLEY 5CM 70 2 2 71 3 X 9 1 SA T047 AC61 21012A HOLDER CLUTCH ASSY ...

Page 76: ...Exploded View and Parts List 7 8 Samsung Electronics MEMO ...

Page 77: ...A C317 2401 000588 C AL 1uF 20 50V GP TP 3x5 2 5 1 SA C318 2401 000588 C AL 1uF 20 50V GP TP 3x5 2 5 1 SA C319 2203 000843 C CER CHIP 39nF 10 25V X7R TP 1 SA C320 2203 000975 C CER CHIP 47nF 10 25V X7R TP 1 SA C321 2203 002398 C CER CHIP 22nF 10 50V X7R TP 1 SA C322 2401 000588 C AL 1uF 20 50V GP TP 3x5 2 5 1 SA C324 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA C325 2401 001502 C AL 47uF 20 16V ...

Page 78: ...GP TP 6 3x5 1 SA C610 2202 002037 C CERAMIC MLC AXIAL 100nF 80 2 1 SA C613 2401 003107 C AL 47uF 20 16V GP TP 5x7 5 1 SA C614 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA C623 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA C624 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1 SA E Europe CIS Only C625 2203 000626 C CER CHIP 0 022nF 5 50V C0G 1 SA E Europe CIS Only C626 2203 000626 C CER CHIP 0 022nF 5...

Page 79: ... 1 SA IC605 1103 001331 IC EEPROM S524A60X51 2Kx8Bit D 1 SA IC608 1203 000515 IC VOL DETECTOR 7042 TO 92 3P 1 SA E Europe CIS Only IC6P01 1204 001796 IC OSD PROCESSOR LC74759JM 982 1 SA IC701 1003 001561 IC LED DRIVER PT6961 SOP 32P 3 1 SA J330 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA J905 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA J910 2007 000029 R CHIP 0ohm 5 1 8W TP 2012 1 SA J911 2007 0...

Page 80: ... CHIP 10Kohm 5 1 10W TP 1608 1 SA R350 2007 000123 R CHIP 1 5Kohm 5 1 10W TP 160 1 SA SECAM Only R360 2007 001196 R CHIP 820Kohm 5 1 10W TP 160 1 SA R372 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 SA R373 2007 000093 R CHIP 20Kohm 5 1 10W TP 1608 1 SA R374 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 SA R380 2007 000124 R CHIP 2 2Kohm 5 1 10W TP 160 1 SA R3A04 2001 000221 R CARBON 1 2KOHM 5 1 8W AA ...

Page 81: ... 600A 9x7mm TP 1 SA W002 3301 000297 BEAD AXIAL 25ohm 3 6x1 2x5 7mm 1 SA W022 3301 000297 BEAD AXIAL 25ohm 3 6x1 2x5 7mm 1 SA W074 3301 000297 BEAD AXIAL 25ohm 3 6x1 2x5 7mm 1 SA W165 3301 000297 BEAD AXIAL 25ohm 3 6x1 2x5 7mm 1 SA W234 0402 001533 DIODE RECTIFIER 1N5408 1000V 3 1 SA W237 3301 000297 BEAD AXIAL 25ohm 3 6x1 2x5 7mm 1 SA W688 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA Not used SEC...

Page 82: ...2 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C143 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C144 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C145 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C146 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C147 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C150 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C166 2203 000440 C CER CHIP 1nF 10 50V ...

Page 83: ...HIP 22ohm 5 1 10W TP 1608 1 SA DR45 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR46 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 1 SA DR47 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR48 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR49 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR5 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR50 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA DR51 2007 00...

Page 84: ... 001044 R CHIP 56ohm 5 1 10W TP 1608 1 SA R221 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA R222 2007 001014 R CHIP 51OHM 5 1 10W TP 1608 1 SA R223 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA R224 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA R225 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA R226 2007 001014 R CHIP 51OHM 5 1 10W TP 1608 1 SA R227 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA R...

Page 85: ... 1 4W TP 3216 1 SA TNR10 2011 000475 R NET 33OHM 5 1 16W L CHIP 8P 1 SA TNR11 2011 000475 R NET 33OHM 5 1 16W L CHIP 8P 1 SA TR10 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA TR11 2007 000071 R CHIP 22ohm 5 1 10W TP 1608 1 SA TR12 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 160 1 SA TR13 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 1 SA TR14 2007 000109 R CHIP 1Mohm 5 1 10W TP 1608 1 SA TR15 2007 000071 R C...

Page 86: ...1502 C AL 47uF 20 16V GP TP 6 3x5 1 SA C404 2401 001324 C AL 0 47UF 20 50V GP BK 3X5 1 SA C404A 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA C405 2401 001573 C AL 47uF 20 50V GP TP 6 3x11 1 SA C406 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA C407 2401 001502 C AL 47uF 20 16V GP TP 6 3x5 1 SA Not used XEF XEB SED C410 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA C4N01 2203 000140 C CER CHIP ...

Page 87: ... CHIP 0 33NF 5 50V C0G T 1 SA C848 2203 000783 C CER CHIP 0 33NF 5 50V C0G T 1 SA C853 2203 000491 C CER CHIP 2 2nF 10 50V X7R T 1 SA C854 2203 000491 C CER CHIP 2 2nF 10 50V X7R T 1 SA C891A 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA Not used XEF XEB SED C891B 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA Not used XEF XEB SED C901 2401 000408 C AL 10uF 20 16V GP TP 3 5x5 1 SA C902 2401 00040...

Page 88: ...02 0504 000129 TR DIGITAL KSR1104 NPN 200mW 4 1 SA Q803 0504 000129 TR DIGITAL KSR1104 NPN 200mW 4 1 SA Q804 0504 000156 TR DIGITAL KSR2103 PNP 200MW 2 1 SA Q806 0504 000152 TR DIGITAL KSR2101 PNP 200mW 4 1 SA Q809 0501 000341 TR SMALL SIGNAL KSC1623 L NPN 1 SA Q810 0501 000341 TR SMALL SIGNAL KSC1623 L NPN 1 SA Q810J 0501 000341 TR SMALL SIGNAL KSC1623 L NPN 1 SA Q891A 0501 000341 TR SMALL SIGNAL...

Page 89: ...60 1 SA R843A 2007 000965 R CHIP 5 1Kohm 5 1 10W TP 160 1 SA R844 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 160 1 SA R845 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 160 1 SA R846 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 160 1 SA R847 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 160 1 SA R853 2007 001167 R CHIP 75ohm 5 1 10W TP 1608 1 SA R854 2007 000098 R CHIP 56Kohm 5 1 10W TP 1608 1 SA R855 2007 000098 R CHIP 56Ko...

Page 90: ...NER UDZ9 1B 8 85 9 23V 1 SA ZDS810 0403 001083 DIODE ZENER UDZ9 1B 8 85 9 23V 1 SA P005 AK94 00054A ASSY SORT FUNCTION DVD VR320 X 1 SA CN702 3708 001372 CONNECTOR FPC FFC PIC 8P 1 25m 1 SA FL258 3809 001679 FFC CABLE FLAT 30V 80 90mm 8P 1 SA SW10 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 1 SA SW10 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 1 SA SW10 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 1 S...

Page 91: ...2203 000560 C CER CHIP 220nF 80 20 25V Y 1 SA RC54 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA RC55 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA RC56 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1 SA RC57 2203 000560 C CER CHIP 220nF 80 20 25V Y 1 SA RC58 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA RC59 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA RC6 2203 000440 C CER CHIP 1nF 10 50V X7R T...

Page 92: ...03 005148 C CER CHIP 100nF 10 16V X7R T 1 SA UC51 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA UC52 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA UC53 2404 000284 C TA CHIP 10uF 20 16V TP 35 1 SA UC54 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA UC55 2404 000284 C TA CHIP 10uF 20 16V TP 35 1 SA UC56 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA UC57 2404 000284 C TA CHIP 10uF 20 16V TP 35 1 ...

Page 93: ...VC21 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA VC23 2203 005148 C CER CHIP 100nF 10 16V X7R T 1 SA VC3 2203 000843 C CER CHIP 39nF 10 25V X7R TP 1 SA VC4 2203 000843 C CER CHIP 39nF 10 25V X7R TP 1 SA VC5 2203 000843 C CER CHIP 39nF 10 25V X7R TP 1 SA VC6 2203 000843 C CER CHIP 39nF 10 25V X7R TP 1 SA VC7 2203 000491 C CER CHIP 2 2nF 10 50V X7R T 1 SA VC8 2203 000491 C CER CHIP 2 2nF 10 50V X...

Page 94: ...8 18 Samsung Electronics Electrical Parts List This Document can not be used without Samsung s authorization MEMO ...

Page 95: ... L10 ZP 6 SA Electrical Parts List Samsung Electronics 8 19 Loc No Part No Description Specification Q ty S N A Remark Loc No Part No Description Specification Q ty S N A Remark This Document can not be used without Samsung s authorization ...

Page 96: ...2 AIC1 PCM1753 Audio DA Block Diagram 9 3 AIC9 PCM1802 Audio AD Block Diagram 9 4 DIC1 DMN8602 A V Codec Block Diagram 9 5 DIC3 29DL323 Flash Memory Block Diagram 9 6 IC801 TEA6425 Typical Application Block Diagram 9 7 TIC1 TW9909 Video Decoder Block Diagram 9 8 U23 M13S128168A DRAM Block Diagram 9 2 9 3 9 4 9 5 9 6 9 7 9 8 9 9 ...

Page 97: ...Front Panel A V 1 Chip LA71750 HI FI LA72646 Audio D A PCM1742 IEEE1394PHY TSB41AB1 TM BLOCK ATAPI DVD RAM Drive 4 7GB VCR DECK X 11 RF RF Out VHF UHF S VIDEO LINE1 LINE2 1394 Jack CVBS from Tuner L R from Tuner 32MB DDR SDRAM M13S128168A 8M x 16bit x 2ea Y Pb Pr S VIDEO VIDEO L R L R COAXIAL OPTICAL DIGITAL AUDIO OUT IEC 958 Key Input Remocon A2 NICAM MSP34170 6CH AMP LA73054 VIDEO MUX TEA6425 AU...

Page 98: ...ager 4 8 Oversampling Digital Filter with Function Controller Enhanced Multi level Delta Sigma Modulator Audio Serial Port Serial Control Port System Clock BCK LRCK DATA Zero Detect Power Supply FMT ML MUTE MC DEMP MD SCK VOUTL VCOM VOUTR ZEROL NA NA ZEROR ZEROA ZEROA DGND V CC AGND Output Amp and Low pass Filter Output Amp and Low pass Filter DAC DAC TEST ...

Page 99: ...ifferential Converter BCK VINL Reference Single End Differential Converter VREF1 VREF2 VINR 5th Order Delta Sigma Modulator 5th Order Delta Sigma Modulator 1 64 1 128 Decimation Filter with DC Cut Filter Power Supply AGND VCC VDD DGND Clock and Timing Control Serial Interface Mode Format Control LRCK FSYNC DOUT FMT0 FMT1 MODE0 MODE1 BYPAS OSR PDWN SCKI ...

Page 100: ...k Diagram IEEE 1394 1394 PHY 32 64 Audio DAC L R S PDIF DVD R USB 1 1 DMN 8602 ATAPI 1 Audio 1 IEC 958 1937 SPI IDC IEEE 1394 Audio ADC L R Front Panel VFD Keypad IR Receive GPIO GPIO SDRAM Analog Y G Y C Cb B Cr R CVBS Flash USB Video 1 Video Decoder CVBS Y C Tuner RF Audio 1 Y G Cb B Cr R Audio Decoder Host Bus L2170 Mbyte Video ...

Page 101: ...ock Diagram VCC VSS Upper Bank Address A20 A0 RESET WE CE BYTE DQ15 DQ0 WP ACC STATE CONTROL COMMAND REGISTER RY BY Upper Bank X Decoder Y Decoder Latches and Control Logic OE BYTE DQ15 DQ0 Lower Bank Y Decoder X Decoder Latches and Control Logic Lower Bank Address OE BYTE Status Control A20 A0 A20 A0 A20 A0 A20 A0 DQ15 DQ0 DQ15 DQ0 ...

Page 102: ...3 4 5 6 7 8 9 10 16 17 18 19 20 11 12 13 14 15 220nF 220nF I2 C 220nF 220nF 22µF 10µH V 8V CC 4 7kΩ 4 7kΩ 75Ω 75Ω Y C EXT SVHS OUT 4 7kΩ TO PIP PROCESSOR CVBS or Y C TO TV PROCESSOR CVBS or YC 6x 4 7kΩ COMB FILTER 4 7kΩ Y C CVBS CVBS Y C 75Ω 75Ω 75Ω SCART 1 CVBS OUT SCART 2 CVBS OUT SCART 3 CVBS OUT SVHS 1 2 Y C 3x 75Ω SCART 1 CVBS IN SCART 2 CVBS IN SCART 3 CVBS IN TUNER OUT CVBS 2x 75Ω 2x 75Ω Y1...

Page 103: ... Wi re Serial Bus MUX0 DVALID FIELD HSYNC VSYNC MPOUT VD 19 0 SCLK SDAT SIAD0 U V MUX3 H V Down Scaler Cropping YB OU T VBI Pass through Cl ock 27 Mhz PDN CLKX2 CLKX1 Y AMXCLK AMCLK ASCLK INTREQ CIN 1 CIN 0 MU X AGC Cla 10 bit ADC Filter Anti alias Filter Anti alias Filter MUX 10 bit ADC Filte Cl amp L ine lock cl ock Ge nerator C onstrast Saturation B rightness Tint SOFT MIXER FB Y Cb Cr FB 1 FB ...

Page 104: ...Control Logic Bank A Command Decoder Bank D Latch Circuit Bank B Bank C DM DQ Mode Register Extended Mode Register Column Address Buffer Refresh Counter Row Address Buffer Refresh Counter Row Decoder Sense Amplifier Column Decoder Data Control Circuit Input Output Buffer Address Clock Generator CLK CLK CKE CS RAS CAS WE DLL DQS CLK CLK DQS ...

Page 105: ...Block Diagram 9 10 Samsung Electronics This Document can not be used without Samsung s authorization MEMO ...

Page 106: ... PCB 12 2 12 3 12 4 12 5 12 6 12 7 12 8 12 9 12 10 12 11 12 12 12 13 12 14 12 15 12 16 12 17 12 18 12 19 For schematic 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 No...

Page 107: ...Schematic Diagrams 12 2 Samsung Electronics This Document can not be used without Samsung s authorization Block Identification of Main PCB VCR MAIN PCB Component Side Conductor Side TIMER TIMER ...

Page 108: ...Schematic Diagrams Samsung Electronics 12 3 This Document can not be used without Samsung s authorization 12 1 S M P S VCR Main PCB ...

Page 109: ...Schematic Diagrams 12 4 Samsung Electronics This Document can not be used without Samsung s authorization 12 2 Power VCR Main PCB ...

Page 110: ...Schematic Diagrams Samsung Electronics 12 5 This Document can not be used without Samsung s authorization Video Power Audio 12 3 Secam VCR Main PCB ...

Page 111: ...Schematic Diagrams 12 6 Samsung Electronics This Document can not be used without Samsung s authorization Video Power Audio 12 4 A V VCR Main PCB ...

Page 112: ...Schematic Diagrams Samsung Electronics 12 7 This Document can not be used without Samsung s authorization Power Audio 12 5 Hi Fi VCR Main PCB ...

Page 113: ...Schematic Diagrams 12 8 Samsung Electronics This Document can not be used without Samsung s authorization Power JUMPER 12 6 F Timer VCR Main PCB ...

Page 114: ...Schematic Diagrams Samsung Electronics 12 9 This Document can not be used without Samsung s authorization Video Power 12 7 OSD VCR Main PCB ...

Page 115: ...Schematic Diagrams 12 10 Samsung Electronics This Document can not be used without Samsung s authorization Video Power 12 8 System Control Servo VCR Main PCB ...

Page 116: ...Schematic Diagrams Samsung Electronics 12 11 This Document can not be used without Samsung s authorization Video Power Audio 12 9 A V Switching Main PCB ...

Page 117: ...Schematic Diagrams 12 12 Samsung Electronics This Document can not be used without Samsung s authorization Power Audio 12 10 A2 NICAM Main PCB ...

Page 118: ...Schematic Diagrams Samsung Electronics 12 13 This Document can not be used without Samsung s authorization Video Power Audio 12 11 I O Main PCB ...

Page 119: ...Schematic Diagrams 12 14 Samsung Electronics This Document can not be used without Samsung s authorization Video Power Audio 12 12 Audio Jack PCB ...

Page 120: ...Schematic Diagrams Samsung Electronics 12 15 This Document can not be used without Samsung s authorization Video Power Audio 12 13 Video Jack PCB ...

Page 121: ...Schematic Diagrams 12 16 Samsung Electronics This Document can not be used without Samsung s authorization Video Power 12 14 OSD VPS PDC Jack PCB ...

Page 122: ...Schematic Diagrams Samsung Electronics 12 17 This Document can not be used without Samsung s authorization Video Power Audio 12 15 Front Jack PCB ...

Page 123: ...Schematic Diagrams 12 18 Samsung Electronics This Document can not be used without Samsung s authorization Video Power Audio 12 16 Connection Jack PCB ...

Page 124: ...Schematic Diagrams Samsung Electronics 12 19 This Document can not be used without Samsung s authorization Video Power Audio 12 17 TM Jack PCB ...

Page 125: ...Schematic Diagrams 12 20 Samsung Electronics This Document can not be used without Samsung s authorization MEMO ...

Page 126: ...S 15 PLAY STILL REW SKIP F F SKIP STOP BUTTONS Description Front Panel Display 1 2 3 4 5 6 8 7 9 10 1 When the indicator is on DVD is activated 2 DVD RAM is activated 3 DVD R or DVD RW is activated 4 Progressive Scan mode is activated 5 Record function is activated 6 VCR is activated 7 DVD or CD media is loaded 8 The time counter position or current deck status is indicated 9 When you set a Timer ...

Page 127: ...CAL COAXIAL 4 AUDIO L R OUT JACKS AV OUT 5 VIDEO OUT JACK AV OUT 6 AV1 EURO AV IN OUT SCART 7 AV2 DEC EXT SCART 8 VIDEO OUT JACKS COMPONENT OUT 9 ANT OUT TO TV JACK 10 ANT IN JACK 9 8 6 4 1 3 7 2 10 5 Fan The fan always revolves when the power is on Ensure a minimum of 4 clear space on all sides of the fan when installing the product Rear Panel ...

Page 128: ...programme 24 MARKER Button Use this to bookmark or mark a position while playing a disc 25 PLAY LIST TITLE MENU Button Press this to enter the Edit playlist Title menu 26 ANYKEY Button Use this to view the status of the disc that is being played 27 CLEAR Button 28 SUBTITLE Button Press this to switch the DVD s subtitle language 29 ANGLE Button Use to access various camera angles on a disc if the d...

Page 129: ...necting DVD Recorder VCR to the TV using the Component Video Cable DVD Only AV Receiver Connections Connecting an Audio Video Input Cable Connecting a DV Device to the DV IN jack Quick Overview 15 Connecting DVD Recor der VCR to the TV using the RF Cable 16 Connecting DVD Recor der VCR to the TV using the SCAR T Cable 16 Connecting DVD Recor der VCR to a Satellite Receiver or Other Equipment 17 Co...

Page 130: ...VCR to the tele vision using the SCART cable if the appropriate input is available on the television You thus Obtain better quality sound and pictures Simplify the setting up procedure of your DVD Recorder VCR 1 Connect the Aerial Cable 2 Connect one end of the SCART cable to the AV1 EURO AV jack on the rear of the DVD Recorder VCR 3 Plug the other end into the appropriate connector on the televis...

Page 131: ... VCR Plug the other end into the appropriate connector on the television Connecting DVD Recorder VCR to a Satellite Receiver or Other Equipment You can connect your DVD Recorder VCR to a Satellite receiver or other DVD Recorder VCR using the SCART cable if the appropriate outputs are avail able on the equipment chosen The following illustra tions give a few examples of the connection possibili tie...

Page 132: ...o respect the colour coding of the left and right channels 4 Plug the other end of the audio cables into the appropriate input connectors on the television Connecting DVD Recorder VCR to the TV using the Audio Video Cable You can connect your DVD Recorder VCR to the television using the audio video cable if the appropriate input is available on the television 1 Connect one end of the video cable i...

Page 133: ...ode there will be no signal on the screen If you press the P SCAN button it will be changed to Interlace scan mode See your TV User s Manual to find out if your TV supports Progressive Scan If Progressive Scan is supported follow the TV User s instructions regarding Progressive Scan settings in the TV s menu system Depending on your TV the method of connection may differ from the illustration abov...

Page 134: ...l Decoder Connecting an Audio Video Input Cable You can connect other audio video equipment to your DVD Recorder VCR using audio video cables if the appropriate outputs are available on the equipment cho sen You wish to copy a video cassette with the help of a second VCR You wish to play back and or copy pictures taken with a camcorder Make sure that both the external devices and the DVD Recorder ...

Page 135: ...ns Connecting a DV Device to the DV IN jack If your DV Device has a DV output jack connect it to the DV input jack of your DVD Recorder VCR If your camcorder has a DV output jack If the input is not selected automatically use INPUT SEL button to select proper input Note ...

Page 136: ...utton on the remote control to confirm any new settings 4 RETURN Button Press this button on the remote control to return to the previous MENU screen displayed or to exit the on screen MENU On Screen Menu Navigation 22 Plug Auto Setup 23 Setting the Date and Time 24 Auto Setup 25 Manual Setup 26 Clearing a Preset Station 27 Changing the Preset Manual Setup Table 28 Setting Up the Language Options ...

Page 137: ... when it is plugged into the mains for the first time TV stations will be stored in memory The process takes a few minutes The DVD Recorder VCR will then be ready for use 1 Connect the RF cable as indicated on page 16 Connecting Your DVD Recorder VCR to the TV using the RF Cable 2 Plug the DVD Recorder VCR into the mains Auto in the front panel display flickers 3 Start the auto setup 4 Start the a...

Page 138: ...you purchase the DVD Recorder VCR Do not forget to reset the time when you change clocks from winter to summer time and vice versa 1 With the unit in Stop mode No Disc mode press the MENU button 2 Press the buttons to select Setup then press the OK or button 3 Press the buttons to select Clock Set then press the OK or button No Disc Programme ShowView Standard Timer ShowView Extended Off MOVE OK R...

Page 139: ... Up on page 23 Your DVD Recorder VCR contains a built in tuner used to receive television broadcasts You must preset the stations received through the tuner This can be done Plug Auto Set up see page 23 Auto Setup Manual Setup see page 26 27 1 With the unit in Stop mode No Disc mode press the MENU button 2 Press the buttons to select Setup then press the OK or button 3 Press the buttons to select ...

Page 140: ...he OK or button 3 Press the buttons to select Install then press the OK or button 4 Press the buttons to select Manual Setup then press the OK or button 5 Press the buttons to select the desired PR number then press the OK or button No Disc Setup System Clock Set Install Language Audio Video Parental Control MOVE OK RETURN EXIT Programme Setup No Disc Install Auto Setup Manual Setup MOVE OK RETURN...

Page 141: ...Install then press the OK or button 4 Press the buttons to select Manual Setup then press the OK or button 5 Press the buttons to select the desired PR number then press the OK or button Then Press the buttons to select MFT Press the œ buttons to adjust the picture if necessary Select Save to store the station Press the buttons to select CH Press the œ buttons to go on scanning the frequency band ...

Page 142: ...red preset TV programme then press the OK or button 6 Press the buttons to select Swap then press the OK button To change the programme number assigned to a station press the OK button on the remote control For example to move a TV station in programme 1 to programme 3 7 Press the buttons to select required position then press the OK button again to swap the position 8 Press the MENU button to exi...

Page 143: ...r button Audio For the disc audio language Subtitle For the disc subtitles Disc Menu For the disc menu contained on the disc On Screen Menu For the on screen menu of your DVD Recorder VCR 5 Press the buttons to select the desired language then press the OK or button No Disc Language Audio Original Subtitle Automatic Disc Menu English On Screen Menu English MOVE OK RETURN EXIT Programme Setup No Di...

Page 144: ...RN EXIT Programme Setup No Disc Audio Digital Output PCM DTS Off Dynamic Compression On MOVE OK RETURN EXIT Programme Setup Digital Output 1 PCM Converts to PCM 2CH 48kHz audio Select PCM when using the Analog Audio Outputs 2 Bitstream Converts to Dolby Digital Bitstream 5 1CH Select Bitstream when using the Digital Audio Output DTS 1 Off Doesn t output digital signal 2 On Outputs DTS Bitstream vi...

Page 145: ... want to adjust the screen setting aspect ratio 4 3 Letter Box Select when you want to see the total 16 9 ratio screen DVD supplies even though you have a TV with a 4 3 ratio screen Black bars will appear at the top and bottom of the screen 4 3 Pan Scan Select this for conventional size TV when you want to see the central portion of the 16 9 screen Extreme left and right side of movie picture will...

Page 146: ...ess the OK or button 2 Press the buttons to select the rating level you want then press the OK or button For example if you select up to Level 6 discs that contain Level 7 8 will not play A larger number indicates that the programme is intended for adult use only Press the RETURN or œ button to return to the previous menu Press the MENU button to exit the menu Refer to Troubleshooting if you forge...

Page 147: ...e password message will be dis played 3 Enter your password again using the 0 to 9 but tons on the remote control Press the RETURN or œ button to return to the previous menu Press the MENU button to exit the menu Note No Disc System VCR DVD EP Mode Time 6 Hours Chapter Creator Off Front Display Automatic NICAM On Video Output Component MOVE OK RETURN EXIT Programme Setup No Disc VCR Tape Length E1...

Page 148: ...omatically Off To adjust the sharpness manually Colour System Before recording or playing back a tape you can select the required system standard Otherwise the system automatically selects the reception standard when you select Automatic When playing back a tape the standard is auto matically selected by the DVD Recorder VCR Automatic When playing back a tape the system standard is automatically s...

Page 149: ...he OK or button 3 Press the buttons to select System then press the OK or button 4 Press the buttons to select Chapter Creator then press the OK or button 5 Press the buttons to select On then press the OK or button Press the MENU button to exit the menu 6 Set the recording speed by pressing the REC SPEED button on the remote see page 56 for more information on recording speeds No Disc System VCR ...

Page 150: ...Video Parental Control MOVE OK RETURN EXIT Programme Setup 7 Press the REC button to start recording The message Do you want to create the chapter menu after this recording is displayed 8 Press the œ buttons to select Yes and press the OK button and recording begins In XP and SP mode you must record at least 5 minutes to create a chapter In LP and EP mode 15 minutes 9 Press the STOP button to stop...

Page 151: ...e Time 6 Hours Front Display Automatic NICAM On Video Output Video MOVE OK RETURN EXIT Programme Setup NICAM programmes are divided into 3 types NICAM Stereo NICAM Mono and Bilingual transmis sion in another language NICAM programmes are always accompanied by a standard mono sound broadcast and you can select the desired sound 1 With the unit in Stop mode No Disc mode press the MENU button 2 Press...

Page 152: ...uble sided 5 480 Single sided 3 5 80 Double sided 3 5 160 AUDIO CD AUDIO Single sided 5 74 Single sided 3 5 20 JPEG CD R RW JPEG Images Single sided 5 Single sided 3 5 MP3 CD R RW MP3 Audio Single sided 5 Single sided 3 5 1 XP ExcellentQuality Single sided 2 SP StandardQuality 5 4 7GB 4 LP Long Playback DVD RAM AUDIO VIDEO 6 or 8 EP Extended 2 XP ExcellentQuality Double sided 4 SP Standard Quality...

Page 153: ... disc tray Some functions may perform differently or be disabled depending on the disc type If this occurs refer to the instructions written on the disc case Be especially careful that children s fingers are not caught between the disc tray and the tray chassis when it closes After turning power on it will take a few seconds until the DVD Recorder VCR operates CAUTION 1 Press the OPEN CLOSE button...

Page 154: ...Fast 4 Fast 8 Using the Disc Menu and Title Menu Some discs contains a dedicated menu system that allows you to select special functions for title chapters audio track subtitles film previews information on char acters etc For DVD VIDEO disc 1 Press the DISC MENU button to enter the disc menu of the disc Move to the setup menu related to playback operation You can select audio language and subtitl...

Page 155: ...will appear To return to normal speed playback press the ll button About ANYKEY The ANYKEY functions allows you to easily search for a desired scene by accessing title chapter track and time You can also change the subtitle and audio set tings and set some features including Repeat Angle and Zoom Moving to a scene directly using the ANYKEY If you want to move to a title a chapter or a track to fin...

Page 156: ...io CD CD DA or a MP3 disc is inserted according to a disc type the information dis play may not be appear The Time Search function does not operate in some discs To make the screen disappear press the ANYKEY again Note Repeat Play Playing Repeatedly Repeat Playback 1 Press the ANYKEY button during playback 2 Press the buttons to select Repeat 3 Select repeat mode using œ button Press the OK button...

Page 157: ...y A B Repeat Playback 1 Press the ANYKEY button during playback 2 Press the buttons to select Repeat 3 Press the œ button to select the A B then press the OK button 4 Press the OK button at the point where you want the repeat play to start A and press it again at the point where you want the repeat play to stop B Repeat playback of the A B section starts To return to normal playback 5 Press the CL...

Page 158: ...language Selecting the Audio language Audio languages may not work depending on the disc type This is only available during playback 1 Press the ANYKEY button during playback 2 Press the buttons to select Audio tnen press the œ buttons to select the desired audio lan guage CHANGE MOVE DVD VIDEO 1 10 1 40 00 01 45 Off ENG D 5 1CH Title 1 1 Off CHANGE MOVE DVD VIDEO 1 10 1 40 00 01 45 ENG ENG D 5 1C...

Page 159: ...DVD VIDEO 1 10 1 40 00 01 45 Off ENG D 5 1CH Off 1 3 Off CHANGE MOVE DVD VIDEO 1 10 1 40 00 01 45 ENG ENG D 5 1CH Off 1 3 Off This function is disc dependent and may not work all DVDs This function does not work when a DVD has not been recorded with a multi camera angle system Note 1 Press the ANYKEY button during playback 2 Press the buttons to select Zoom then press the OK button will be display...

Page 160: ...hat you can start playback from the marked position 1 Press the MARKER button during playback 2 Press the OK button when the desired scene appears The number 1 is displayed and the scene is memorized 3 Press the œ button to move to the next position 4 Press the OK button again when the desired scene appears The number 2 is displayed and the scene is mem orized Repeat above to bookmark other positi...

Page 161: ...ss the OK or ll button to start playing from the selected scene If you press the NEXT SKIP l button or the PREVIOUS SKIP lœœ button in marker mode When the next or current marked point plays for shorter than three seconds playback starts from the previous marked point Clearing a Marker 1 Press the MARKER button during playback 2 Press the œ buttons to select a marked scene Press the CLEAR button t...

Page 162: ...y 7 Play Option Normal Random Intro or Playlist OK MENU MOVE Music CD Repeat Off Play Option Normal 01 TRACK 1 02 TRACK 2 03 TRACK 3 04 TRACK 4 05 TRACK 5 06 TRACK 6 4 39 4 31 4 30 3 53 4 23 4 24 00 52 01 TRACK 1 01 12 OK MOVE Music CD Repeat Off Play Option Normal 01 TRACK 1 02 TRACK 2 03 TRACK 3 04 TRACK 4 05 TRACK 5 06 TRACK 6 4 39 4 31 4 30 3 53 4 23 4 24 00 52 01 TRACK 1 01 12 Playing back an...

Page 163: ...t OK RETURN MENU MOVE Music MP3 Repeat Off Play Option Normal ROOT Bryan Adams Bryan Adams_2 Straight from the heart Run to you Heaven 00 22 Straight from the heart ROOT 03 06 OK RETURN MOVE Music MP3 Repeat Off Play Option Normal ROOT Bryan Adams Bryan Adams_2 Straight from the heart Run to you Heaven 00 22 Straight from the heart ROOT 03 06 Playing back an MP3 CD 1 0 9 Selects a track song 2 Pla...

Page 164: ... highlighted During Stop Play option will be highlighted 2 Press the œ buttons to select Play Option 3 Press the buttons to select Playlist then press the OK button Playlist screen is displayed 4 Press the buttons to select tracks in order in which you want them to play then press the OK button 5 If you playlisted a wrong track press the button then press the buttons to select wrong track Press th...

Page 165: ...n case of playing a Picture CD see number 3 on this page 3 Press the œ buttons to select a picture To see the next 6 pictures press the l button To see the previous 6 pictures press the lœœ button 4 1 If you press the l l button the Slide show screen will appear Press the œ buttons to set the slide show speed then press the OK button 4 2 Press the œ buttons to select a picture file in Album screen...

Page 166: ...ss again to search at a faster speed 2X 4X 8X In pause or step mode press the SEARCH œœ or button on the remote control 1 8X 1 4X 1 2X RETURN OK MOVE EXIT Disc Navigation CD DivX Photo Music Disc Navigation Programme Setup RETURN OK MOVE EXIT Disc Navigation CD DivX Photo Music Disc Navigation Programme Setup OK RETURN MENU MOVE DivX CD MPEG4 DivX 01 avi DivX 01 avi MPEG4 00 01 This unit can play ...

Page 167: ...olve this problem You may also set tracking manually 1 Adjust Tracking Manually During playback press the PROG TRK buttons to remove white lines from the picture While a videotape is playing you can enjoy a variety of special playback features including Still Frame Advance Skip Slow motion and more Pause In Play mode press II PLAY PAUSE button to still a single frame Frame Advance In the pause mod...

Page 168: ...position End Search Use this feature when you want to search for a blank position to record a programme on a cassette Variable Search System 1 While a cassette is stopped press the ANYKEY button 2 Press the buttons to select End Search then press the OK button The VCR will fast forward searching for a blank position and then automatically stop at that posi tion If the VCR reaches the end of the ta...

Page 169: ...Disc Types Recording Recording Device Finalising Additional Recording format in Samsung Recorder DVD RAM VR Mode VR Mode V Mode V Mode Samsung Other Company Samsung Other Company Samsung Other Company Samsung Other Company X X finalised not finalised finalised not finalised finalised not finalised finalised not finalised finalised not finalised Not recordable Recordable Not recordable Recordable N...

Page 170: ...ame Disc Protection Not protected Disc Format Delete All Title Lists Cartridge Protect Inf Recording Mode Select one of four recording modes by pressing the REC SPEED button repeatedly while the unit is in Stop mode for the desired recording time and picture quality In general picture quality improves as the recording time decreases In AUTO Mode picture quality is adjusted automati cally so that a...

Page 171: ... matted discs before recording 1 Press the OPEN CLOSE button and place a recordable disc on the disc tray 2 Press the OPEN CLOSE button to close the disc tray Wait until LOAD disappears from the front panel display 3 Press the PROG TRK buttons or number buttons to select the channel you want to record 4 Press the REC SPEED button repeatedly to select the recording speed quality XP High approx 1 ho...

Page 172: ... switch to DV mode by pressing the INPUT SEL button on the remote control 3 Press the REC SPEED button repeatedly to select the recording speed quality SP LP EP XP 4 Press the INPUT SEL button to select DV If the input is set to DV a playback record menu that enables camcorder control appears on the top of the screen 5 Select the Play icon on the upper part of the screen to playback the camcorder ...

Page 173: ...cording Press the STOP button The message Press STOP button once more to cancel Timer Record is displayed Press the STOP button again The message Updating the Information of disc Please wait for a moment is displayed The timer counter decreases by the minute from 4 00 to 0 00 then the DVD Recorder VCR stops recording Note You need to set clock Initial Setup Clock Set before proceeding with a timer...

Page 174: ...hich allow you to programme your DVD Recorder VCR instantly with the remote control Tap in the ShowView code for the programme you wish to record ShowView is a trademark of Gemstar Development Corporation The ShowView system is manufactured under licence from Gemstar Development Corporation Note 5 Press the number buttons to enter the code oppo site the programme that you wish to record in your te...

Page 175: ...K button to confirm the edited setting 7 Press the MENU button after finishing the operation The menu screen will disappear RETURN OK MOVE EXIT Programme DVD RAM VR ShowView Standard Timer ShowView Extended Off Disc Navigation Playlist Disc Manager Copy Programme Setup RETURN OK MOVE EXIT Scheduled Record List DVD RAM VR 01 DVD AV1 Daily 11 00 13 00 SP Off 02 DVD AV2 Daily 09 22 10 30 SP Off 03 04...

Page 176: ...ishing the operation The menu screen will disappear You can not delete programmes that are currently recording Note RETURN OK MOVE EXIT Scheduled Record List DVD RAM VR 01 DVD AV1 Daily 11 00 13 00 SP Off 02 DVD AV2 Daily 09 22 10 30 SP Off 03 04 05 06 No To PR Day Start End Speed V P Edit Edit Delete RETURN OK MOVE EXIT Scheduled Record List DVD RAM VR 01 DVD AV1 Daily 11 00 13 00 SP Off 02 DVD A...

Page 177: ...r over runs the DVD Recorder VCR has a function called ShowView Extended allowing you to extended the recording time by up to 60 minutes Only use if PDC is not available or set to OFF 1 With the unit in Stop mode press the MENU button 2 Press the buttons to select Programme then press the OK or button 3 Press the buttons to select ShowView Extended then press the OK or button 4 Press the buttons t...

Page 178: ...D VCR button to set the unit to DVD or VCR mode Choose AV input mode PR AV 1 AV 2 Aux or DV for DVD or VCR Choose REC mode for DVD or VCR Press REC button for DVD or VCR Special Recording Features When DVD Recorder VCR is connected to your TV using S Video or component video cable the playback screen on the video tape will not display during DVD recording You cannot record different channels at th...

Page 179: ...remote control TO VCR To stop recording press the STOP button You can only use the Direct Copy feature on DVD R and DVD RW V discs Copy to DVD or VCR RETURN OK MOVE EXIT Copy DVD RAM VR DVD VCR VCR DVD Disc Navigation Playlist Disc Manager Copy Programme Setup RETURN OK MOVE EXIT DVD VCR DVD RAM VR New Copylist Edit Copylist Direct Copy Disc Navigation Playlist Disc Manager Copy Programme Setup RE...

Page 180: ...ll fast forward searching for a start position and then automatically start a copy It may not be match up with Start and END point exactly If you want to copy all content select Copy All Direct copy VCR to DVD Insert the VHS tape you want to copy Insert Recordable DVD disc Press DVD copy button on front panel remote control TO DVD To stop recording press the STOP button RETURN OK MOVE EXIT Copy DV...

Page 181: ...ising a disc V VR mode 84 Delete All Title Lists 85 Playing the Title List Follow these instructions to play back a scene from the Title List Using the TITLE LIST button 1 Press the TITLE LIST button The Title List screen is displayed 2 Press the buttons to select a title you want to play from Title List and then press the PLAY but ton The selected title will be played back 3 To stop title play pr...

Page 182: ...d programme by pressing the ANYKEY button Press the buttons to select Title Press the œ buttons to select to play the title list then press the OK button Note CHANGE MOVE DVD RAM VR 1 4 00 01 45 ENG ENG D 5 1CH Off Off Title List Screen Elements Playback screen for recorded titles Information window for the selected title Title name recording date recording time lock status recording mode Recorded...

Page 183: ...ed title RETURN OK MOVE EXIT Title List DVD RAM VR No Title Length Edit Sports A1 20 JAN 2005 12 00 SP 01 19 JAN 2005 1 00 00 21 02 19 JAN 2005 1 00 00 03 03 Sports A1 00 00 15 04 20 JAN 2005 1 00 00 16 A B C D E a b c d e f g h i j k l m n o p q r s t u z n w x y F G H I J K L M N O P Q R S T U V W X Y Z Back Space Space Delete Clear Save RETURN OK MOVE EXIT Rename DVD RAM VR A B C D E a b c d e ...

Page 184: ... 21 02 Music 00 00 03 03 Sports 00 00 15 04 Movie 00 00 16 05 Sports A1 00 06 32 06 Edu 1 00 08 16 RETURN OK MOVE EXIT Title List DVD RAM VR No Title Length Edit Sports A1 20 JAN 2004 12 00 SP 01 Drama 00 00 21 02 Music 00 00 03 03 Sports 00 00 15 04 Movie 00 00 16 05 Sports A1 00 06 32 06 Edu 1 00 08 16 Play Rename Delete Edit Protection RETURN OK MOVE EXIT Title List DVD RAM VR No Title Length E...

Page 185: ... 2005 12 00 SP Do you want to delete Related playlists may be deleted No Yes RETURN OK MOVE EXIT Title List DVD RAM VR No Title Length Edit Sports A1 19 JAN 2005 12 00 SP 01 Drama 00 00 21 02 Music 00 00 03 03 Sports 00 00 15 04 Movie 00 00 16 05 Sports A1 00 06 32 06 Edu 1 00 08 16 Play Rename Delete Edit Protection You cannot delete a protected title If you want to delete a protected title selec...

Page 186: ...End Delete Return Title List No 05 Start 00 00 06 End 00 10 10 RETURN OK MOVE EXIT Edit Title List DVD RAM VR Sports A1 19 JAN 2005 11 50 00 00 10 Start End Delete Return Title List No 05 Start 00 00 06 End 00 00 00 RETURN OK MOVE EXIT Edit Title List DVD RAM VR Sports A1 19 JAN 2005 11 50 00 10 10 Start End Delete Return Title List No 05 Start 00 00 06 End 00 10 10 RETURN OK MOVE EXIT Edit Title ...

Page 187: ...ene will be added to the current Playlist To return to Edit Playlist menu 7 Press the buttons to select Return then press the OK button The Edit Playlist screen is displayed 8 Press the MENU or PLAY LIST button after the opera tion has finished The Edit Playlist screen will disappear VR mode RETURN OK MOVE EXIT Make Scene DVD RAM VR New Playlist 19 JAN 2005 12 00 00 00 10 Start End Make Return Sce...

Page 188: ...en press the OK or button 2 Press the buttons to select the title you want to play from the Playlist then press the OK or button The Edit Playlist menu is displayed Play Rename Edit Screen Copy Delete RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit 19 JAN 2005 12 00 4 Scenes 19 JAN 2005 12 00 01 19 JAN 2005 00 00 21 02 19 JAN 2005 00 00 03 03 20 JAN 2005 00 00 15 04 20 JAN 2005 0...

Page 189: ...ct Save then press the OK button The changed title is displayed in the title field of the selected playlist title RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit 19 JAN 2005 12 00 4 Scenes 19 JAN 2005 12 00 01 19 JAN 2005 00 00 21 02 19 JAN 2005 00 00 03 03 20 JAN 2005 00 00 15 04 20 JAN 2005 00 00 16 VR mode OK OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit 20 JAN 20...

Page 190: ...n The selected scene will be played back To stop scene play press the STOP button RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit Science 7 Scenes 19 JAN 2005 06 43 01 Science 00 00 17 02 Sky 00 00 06 03 Dolphin 00 00 06 04 Natural 00 00 37 Play Rename Edit Scene Copy Delete RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit Dolphin 7 Scenes 19 JAN 2005 06 43 01 Sc...

Page 191: ...ith the selected section Modifying a Scene Replacing a Scene RETURN OK MOVE EXIT Modify Scene DVD RAM VR Natural 19 JAN 2005 06 43 00 00 25 Start End Change Cancel Scene No 001 Start 00 00 20 End 00 00 00 RETURN OK MOVE EXIT Modify Scene DVD RAM VR Natural 19 JAN 2005 06 43 00 00 30 Start End Change Cancel Scene No 001 Start 00 00 20 End 00 00 30 RETURN OK MOVE EXIT Edit Scene DVD RAM VR Scene No ...

Page 192: ... should be inserted before that position which requires no action Depending on the kind of disc the displayed screen may have a slight difference Note RETURN OK MOVE EXIT Edit Scene DVD RAM VR Scene No 3 7 Playlist No 3 Play Modify Move Add Delete 01 00 00 26 02 00 00 07 03 00 00 04 04 00 00 03 05 00 00 11 06 00 00 04 RETURN OK MOVE EXIT Edit Scene DVD RAM VR Scene No 6 7 Playlist No 6 Play Modify...

Page 193: ... button after the operation has finished The menu screen will disappear RETURN OK MOVE EXIT Add Scene DVD RAM VR Sclence JAN 10 2005 06 43 00 00 35 Start End Add Cancel Scene No 004 Start 00 00 15 End 00 00 35 RETURN OK MOVE EXIT Edit Scene DVD RAM VR Scene No 4 4 Playlist No 4 Play Modify Move Add Delete 01 00 00 26 02 00 00 07 03 00 00 04 04 00 00 35 Deleting a Scene RETURN OK MOVE EXIT Edit Sce...

Page 194: ...een after the delete operation has finished RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit Science 7 Scenes 20 JAN 2005 06 43 01 Science 00 00 17 02 Sky 00 00 06 03 Dolphin 00 00 06 04 Natural 00 00 37 RETURN OK MOVE EXIT Edit Playlist DVD RAM VR No Title Length Edit Dolphin 7 Scenes 20 JAN 2005 06 43 01 Science 00 00 17 02 Sky 00 00 06 03 Dolphin 00 00 06 04 Natural 00 00 37 Pl...

Page 195: ...c d e f g h i j k l m n o p q r s t u z n w x y F G H I J K L M N O P Q R S T U V W X Y Z Back Space Space Delete Clear Save RETURN OK MOVE EXIT Rename DVD RAM VR A B C D E a b c d e f g h i j k l m n o p q r s t u z n w x y F G H I J K L M N O P Q R S T U V W X Y Z Back Space Space Delete Clear Save RETURN OK MOVE EXIT Rename DVD RAM VR Disc RETURN OK MOVE EXIT Playlist DVD RAM VR Disc Name Disc ...

Page 196: ...ger DVD RAM VR Disc Name Disc Protection Not protected Disc Format Delete All Title Lists Not Protected Portected RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc Name Disc Protection Not protected Disc Format Delete All Title Lists RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc Name Disc Protection Not protected Disc Format Delete All Title Lists RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc...

Page 197: ...alise Delete All Title Lists Disc Navigation Playlist Disc Manager Copy Programme Setup RETURN OK MOVE EXIT Disc Manager DVD RW VR Disc Name Disc Protection Not protected Disc Format DVD VR Disc Finalise Delete All Title Lists Disc Navigation Playlist Disc Manager Copy Programme Setup RETURN OK MOVE EXIT Disc Manager DVD R V Disc Name Disc Protection Not protected Disc Finalise Delete All Title Li...

Page 198: ... DVD Video Additional recording protection and deletion are possible Finalise Unfinalise Mark DVD RW VR F DVD RW VR Additional recording Additional recording Operation deletion editing and deletion editing and protection are impossible protection are possible RETURN OK MOVE EXIT Disc Manager DVD RW VR F Disc Name Disc Format DVD VR Disc UnFinalise Disc Navigation Playlist Disc Manager Copy Program...

Page 199: ...to select Yes then press the OK button All title lists are deleted RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc Name Disc Protection Not protected Disc Format Delete All Title Lists RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc Name Disc Protection Not protected Disc Format Delete All Title Lists RETURN OK MOVE EXIT Disc Manager DVD RAM VR Disc Name Disc Protection Not protected Disc Format...

Page 200: ...s switch I switch Vin ON OFF Control Vs Ns Vreg REGULATOR Fig 14 1 14 1 2 Circuit description Control a AC Power Rectification Smoothing Terminal 1 BD01 Convert AC power to DC Wave rectification 2 CIS01 Smooth the voltage converted to DC 3 L1S02 C1S04 C1S05 Noise removal at power input output 4 R1S04 Rush current limit resistance at the momemt of power cord insertion Without R1S04 the bridge diode...

Page 201: ...ge suppression by RC Charges the leakage voltage to D1S05 and C1S08 and discharges to R1S02 R1S03 3 C1S38 For noise removal c IC1S01 Vcc circuit 1 R1S05 R1S07 R1S08 IC1S01 driving resistance IC1S011 works through driving resistance at power cord in 2 IS1S01 Vcc R1S06 D1S07 C1S09 Use the output of transformer as Vcc because the current starts to flow into transformer while IC1S01 is active Rectify ...

Page 202: ... S M P S Circuit Smoothing Circuit Rectified Circuit Line Filter Power IN 240V Noise Removal SNUBBER PWM Control Circuit ICE2BSO1 Converter Voltage Detection Circuit 12V Rectified Smoothing Circuit 3 3V Rectified Smoothing Circuit 5V Rectified Smoothing Circuit 15V Rectified Smoothing Circuit 33V Rectified Smoothing Circuit 5V Rectified VoltageCircuit x3 9V Rectified VoltageCircuit 12V Rectified V...

Page 203: ...SDRAM I F AUDIO OUT HOST I F VIDEO OUT DIC1 DMN8602 A V CODEC DV I F AUDIO IN VIDEO IN Front Panel I F Y Pb Pr Y C CVBS I2S 32bit 16bit 8bit I2S ITU R656 ATAPI IEEE 1934 DV input block Audio input block Video input block Audio output block Video output block Digital Ainalog IEL P58 LOAXIAL OPTILAL Fig 14 5 Main system control ATAPI interface with DVD Multi Drive A V Encoding Decoding Analog Progre...

Page 204: ...scription 1 SPARC Processors Two 32 bit SPARC processors one dedicated to video processing and the other assigned general system tasks and audio processing perform three classes of functions system processing audio processing and high level control flow and decision making tasks for video processing Optionally they can also perform 2D graphics and host functions The DMN8602 also support multiple v...

Page 205: ...p TIC1 Video Digital Encoder DENC The NTSC PAL digital video encoder DENC module converts a digital video data stream into NTSC or PAL composite or component video output The DMN 8602 DENC output can be in one of the following formats Baseband composite NTSC M or PAL B D G H I analog video Separate analog luma Y and chroma C output to support S Video Separate analog component video RGB or SMPTE YP...

Page 206: ...TAPI through error correction code ECC descramble process and error detection code EDC Second WS performs the following processes Delay compensation using Shift register Sample Hold pulse generation I V Gain Control Providing clock for RF chip OPC Control signal generation Lastly PRML completes the adaptive EQ VD and Digital PLL 4 D Chip D Chip consists of Servo DSP DP2 and 1Mbit memory Servo DSP ...

Page 207: ...he LC98600CT XB0 Built in ATA PI IDE interface supports Ultra DMA modes 0 1 and 2 52x decoding speed 52x encoding speed supported with 33 8688Mhz 1Maximum transfer speed PIO mode 16 6 MB s with IORDY Ultra DMA 66MB s with DMARQ 2User can freely set the CD main channel C2 flag and subcode areas in buffer RAM 3Built in batch transfer function for transferring CD main channel C2 flag etc in a single ...

Page 208: ...ssing and A D conversion of analog Video signal converted into 11bit Digital Video signal ITU R656 Format is outputted via DIC1 MPEG2 Decoder Encoder with video Encoder of digital part Line 1 Rear Video Input CVBS 1 Y1 C1 Line 2 Front Video Input CVBS2 TEA6425 Analog Mux IC801 Video Decoder TIC1 A V CODEC DIC1 CVBS Y C ITU R656 10bit 27MHz V_SYNC SDA SCL RSTAV CVBS RF Fig 14 8 14 4 2 Analog Mux TE...

Page 209: ...ncludes four 10 bit 30 MSPS A D converters and A D conversion of 10bit analog Video signal converted into Digital Video signal ITU R656 Format is outputted via DIC1 MPEG2 Decoder Encoder with video Encoder of digital part The following output formats supply 10 bit 4 2 2 YCbCr to the DIC1 MPEG2 Decoder Encoder with video Encoder of digital part On CVBS and S video inputs the user can control video ...

Page 210: ... 480i interlaced Video Output 480P progressive Video Output by the Pront button DiC1 adopts 10bit D A converter DIC1 perform video en coding as well as copy protection Fig 14 9 14 5 1 Outline DIC1 MPEG2 Decoder Encoder with video Encoder diverges from the 13 5MHz crystal then generates VSYNC and HSYNC DIC1 MPEG2 Decoder Encoder with video Encoder does RGB encoding copy guard processing and D A con...

Page 211: ...eo encoder output is only 1Vpp the level is adjusted with the special amplifier When mute of pin 3 is high active if the pin is floating and connect to power the output signal is never out putted CVBS Y C Y R Cb B Cr R outputted from video encoder are inputted to VIC1 Pin2 6 8 11 14 16 respec tively The signal to which gain is adjusted by amplifier is outputted from jack via 75ohm Resistance VR30 ...

Page 212: ...analog line out terminal and two digital output terminal Decoded signal by DIC1 is inputted to AIC1 D A Converter then filtered and amplified by AIC4 OP Amp And the digital audio signal IEC 958 is drived by AIC3 inverter and ouputted in Optical Coaxial S PDIF terminal Line Input 1 Rear L1 in R1 in L2 in L2 in Line Input 2 Front TV Audio from tuner block RF R RF L IC203 BU4052 Multiplexer IC601 mic...

Page 213: ...tic of rejection that results in a better band characteristic 5 Mixer IC Mixer OSC PLL It consists a VHF and UHF OSC and Mixer circuit We applied mixer to make better characteristic of rejection it shows especially various beat characteristic 6 PLL IC The PLL IC plays a role selection of Tuner channel It was built in three wire PLL IC charge pump and band driver The minimum of step frequency is 31...

Page 214: ...quadrature detection type The carrier which is detected from video det is directly input to AFT The 90 degree delayed phase signal is input at the same time to AFT and the results come out 5 IF AMP IF signal which is selected in Saw filter is amplified in IF amp frequency enough to be detected The IF amp has parallel inputs outputs structure FM Det AFT Lim Amp 1 2 4 5 6 10 11 12 24 21 19 14 15 16 ...

Page 215: ...uit also inputs the detected output from the tape and mechanism protection sensor and protects the VCR and tape against abnormal operation Fig 14 11 is a simplified system control block diagram The system control is performed by 4 control sections System and timer control Servo control F S Tuner On Screen Display LED DISPLAY DVD BLOCK REMOCON SYSTEM CONTROL MECHA BLOCK Hi Fi MTS A V IC I O IC801 E...

Page 216: ...Circuit Operating Descriptions Samsung Electronics 14 17 Fig 14 12 IC601 Block Diagram ...

Page 217: ...nd then Control the phase of drum and capstan motor 6 Record Safety Tap Detection Detects the safety tab on the rear of a cassette to prevent a prerecorded program from being erased 7 Loading Unloading control Controls a series of loading unloading operation after the u COM judges the operation mode and sets the mechanism to suitable mode Fig 14 13 show correlation between u COM and peripheral com...

Page 218: ... Motor Drive IC is designed to drive Loading Motor Capstan Motor Cylinder Motor in one IC See Fig 14 14 Table 2 Motor Control Logic POSION CAM S W START ACTION MODE A B C SEN STANBY 0 0 0 0 Eject POWER OFF 0 0 0 1 Unload POWER OFF LOADING START 0 0 0 1 Tape loading start point LOADING END 1 0 1 1 1 Tape loading end point REV 1 1 0 X Reverse picture search reverse SLOW PLAY 0 1 0 X Play Rec F PS St...

Page 219: ...OUT 18 D RS 19 D MCOM 20 D VCO 21 D M T GND 22 D PGO1 23 D PGIN 24 D PGIN 1 HU 2 HU 3 F R 4 VCO B 5 RFS 6 RFP 7 M T GND 8 W OUT 9 V OUT 10 U OUT 11 LD L2 12 LD GND HV 48 HV 47 HW 46 HW 45 CFG D 44 Vcc 5V 43 CFG A 42 CFG IN 41 I LIM 40 F C 39 PWM 38 S GND 37 LD VREG 36 V CTL 35 D BFG 34 D PGO2 33 D CTL 32 LD IN 31 D C1 30 D C2 29 D F C 28 D CX 27 D VCOIN 26 D PCOUT 25 GND GND LB11885 48 SS0P R5 C13...

Page 220: ...by pin 32 of IC601 A MUTE V lock is controlled by pin 24 of IC601 8 Forward Search Mode 7 Times play speed search in SP and SLP 21 times play speed search in SLP State input Press the fast forward button on the VCR front panel or the remote control in play or still mode Indication output FPS display in LED Module during 3 seconds Output at IC601 Pin 46 CAP F R H IC601 Pin 32 A MUTE H 9 Reverse Sea...

Page 221: ... Output at IC601 Pin 46 CAP F R H 13 Record Pause Mode The pinch roller is released from the capstan shaft in a moment The brake is applied to the take up reel to prevent tape slack during the record pause mode State input Press button in the record mode Note Inoperative during recording and XPR mode Indication output PAUSE display in LED Module 14 Fast Forward Mode Tape fast forward operation usi...

Page 222: ...ring record play the VCR enters the reel emergency mode The VCR maintains the unload power on state in the reel emergency Fig 14 15 Reel and Cylinder Lock T END S END Sensor R607 R606 65 82 2 1 R604 R603 R602 R601 R605 C602 18 Cylinder Lock Sensor If the frequency of D FG is less than 230Hz or more than 430Hz during 500msec and such stuation occurs 3 times contined micom makes the VCR drum emergen...

Page 223: ...termines the tape direction so the counter counts up when the CAP F R signal is Hi and the counter counts down when the CAP F R signal is Low By counting the control pulse the counter data is supplied to the VF display Counter displays the time and it is increased or decreased by one minute after counting 1800 control puls es Counter mode is switched to clock mode when the display button is pushed...

Page 224: ...clock generator inside of the u COM counts the oscillation signal of XT601 for the timer clock data 23 Power Failure Detection u COM goes to the power failure mode when the 88 port is lower than 4 5 of AD Vcc level 24 4H D Control During trick play still slow F advance it is necessary to control pre amp video circuit the micom control pin 98 C ROTARY pin 99 HD AMP of the IC601 during PB period in ...

Page 225: ...rols the phase and speed of the cylinder motor The speed is kept at a constant 1800 RPM and the phase determines the mechanical position relative to the vertical Sync signal The capstan servo loop controls the phase and speed of the capstan motor so that the video head can trace the video track correctly It keeps tape speed constant according to the mode SP SLP during playback and recording Table ...

Page 226: ...detection PBCTL amplifier RECCTL head Kp Kp Kv Kv Drum speed gain Drum phase gain Capstan phase gain CFG amplifier VSYNC separation circuit composite sync signal Vertical sync signal DPG comparator DFG amplifier PWM conversion Motor driver Motor driver Carrier rejection filter Carrier rejection filter M Drum motor M Capstan motor CFG signal DPG signal DFG signal Remark The broken line indicates th...

Page 227: ... sync with devided CFG signal And than it does in playback mode by comparing HD S W which is synchronized with DFG and DPG with PB CTL signal The latch signal for the phase error data in record mode is the devied CFG signal which is devided from the CFG signal in the CFG frequency devider to a frequency of 30HZ In playback the latch signal is the devied CFG signal obtained by frequency division fr...

Page 228: ...error data in a digital filter this filter controls a pulse width modulated PWM output which controls the rotation phase and speed of the drum When the error is zero the PWM circuit outputs a waveform with a 50 duty cycle The phase counter error detector compares the phase of the DPG pulse tach pulse which contains video head phase information with a reference signal In the actual circuit the comp...

Page 229: ...is signal appears at pin 26 after being amplified at the internal video amp and driver The output signal from the clamp circuit enter the detail enhancer circuit In the detail enhancer circuit the low level high frequency video signal is emphasized to improve the original signals frequency characteristics onlinear emphasis circuit is employed to improve S N and frequency response characteristics t...

Page 230: ...e white peak The actual device which constitutes the FM modulator is a stable multivibrator This multivibrator generates a sine wave output of variable frequency The frequency of sine wave is governed by the level of the processed video signal at any given point Therefore the processed video signal varies the frequency of the sine wave which is frequency modulation FM During playback in SLP mode t...

Page 231: ...0dB and this signal is applied to FM AGC 2 FM AGC AMP At the FM AGC Amp FM signals are automatically balanced One of the AGC circuit outputs is fed to AGC detector circuit which detects signal level fluctuations The detector output signal is applied to the FM AGC Amp to keep the output constant This output is applied to the PB FM EQ block FM EQ is correct the phase distortion and level The signal ...

Page 232: ...al That is this circuit returns the emphasized high frequency component to the original value 6 Non Linear De Emphasis Circuit This circuit is the counter part of the dynamic pre emphasis circuit during recording The characteristics are also the opposite of those in recording 7 Drop Out Compensator YNR Circuit This circuit compensated for missing parts of the FM signal due to dust dirt on the tape...

Page 233: ... types of output components which are the added frequency of 4 21 3 58 7 8MHz and the difference frequency component 629KHz Added frequency is rejected by the 1MHz LPF and the 629KHz down converted chroma signal is supplied to the luma chroma mixer of pre amp block and then recorded on the tape via the record amp and heads AFC detection is performed with the head switching pulse and the fh signal ...

Page 234: ... the color content itself during SP and SLP provides a some what better S N ratio 3 Four 4 Phase Rotation CH1 is advanced 90 every channel while CH2 is delayed 90 When the frequency is set to 629KHz if phase is shifted by 90 it becomes 629KHz 90 The 40fh 90 629KHz 90 is balanced modulated via fsc 3 58MHz depending on which side band is detected That is the fs 40fh 90 4 2MHz 90 of total frequen cy ...

Page 235: ...rrier signal and converted into 4 21MHz 629KHz signals 2 Main Converter Inside of IC the main converter converts the 629KHz rotational chroma signal to a 3 58MHz non rotational signal The two inputs of this main converter are the 629KHz signal which comes from the output of the ACC and a 4 21MHz which has the same rotational phase as the 629KHz signal It is important that the rotational phase of t...

Page 236: ...629KHz REC OUT X TAL OSC fs BPF fh 1 8 D C VC0 320fh LPF MAIN CONV SUB CONV BPF PB COLOR IN fs 3 58MHz 320fh 5 03MHz fh 15 734 KHz fs 3 579545MHz 40th 629KHz fs 40th 3 58MHz 0 62MHz 4 2MHz 40th 629KHz PB OUT X TAL OSC fs BPF fh 1 8 D C VC0 320fh Fig 14 22 Block Diagram of Color REC mode by the method of a Down Converter Fig 14 23 Block Diagram of Color PB mode by the method of a Down Converter ...

Page 237: ... an ALC circuit REC EQ circuit and a PB EQ circuit Hi Fi and Linear audio share the same input selector output selector and mute circuit 1 REC Mode L CH Only IN SEL REC AMP INPUT ALC LPF PNR MOD 26 REC FM OUT SEL CONV LINEAMP 80 LINE OUT LINEAR IN LINEAR OUT 4 6 PRE AMP INPUT 33 34 BPF DEMOD LPF PNR CONV LINEAMP 80 LINEAR IN OUT SEL 4 LINE OUT Fig 14 24 REC Mode L CH Only Fig 14 25 PB Mode L CH On...

Page 238: ...n demodulation PNR operates as that of VHS FORMAT to reduce noise 6 Audio Limiter Before modulating the signals from PNR block it limits signals exceeding the size limit to max deviation of 150KHz 7 VCO Voltage Control Oscillation It is a modulation functionthat oscillates 1 3MHz L CH and 1 7MHz R CH 8 RF LPF It is a function to eliminate the harmonic components of Hi Fi carrier formed during VCO ...

Page 239: ... LINEAR tape it s size the signal passing through BPF is below 10mVpp it is not Hi Fi therefore it output linear 16 DOC Drop Out Compensation If demodulation is conducted without properly treating the damage on Hi Fi envelope caused by scratch on the tape noise occurs In order to improve this noise occurrence DO DET compensate the drop out using the same methode of compensating the switching noise...

Page 240: ...V Power Supply for in out Select 16 1 2 Vcc 2 5 V 1 2 Vcc Terminal 17 Rec Mute Terminal 0 V GND Not in use 18 NR Waiting Det Terminal for waiting dector 19 NR Waiting Filter 2 5 V NR Waiting Filter 1 For L CH 20 NR Waiting Filter 2 5 V NR Waiting Filter 2 For L CH 21 CCA Reference CCA Reference for L CH 22 NR Empha NR Empahasis for L CH 23 Tracking DC out 0 5 v Hi Fi Env Det Level Output 24 Audio ...

Page 241: ...t from TM Block 58 REG Filter 4 5 V Filter of reference voltage source 59 Filter Auto Adjust 3 8 V Loof filterof PLL for auto adj 60 Pilot Det Filter 3 8 V Detection for pilot detection circuit 61 PC_DC_MO 3 3 V Absorbing the DC offset 62 PCDOUT 3 8 V Absorbing the DC offset 63 PCDIN 3 8 V Absorbing the DC offset 64 PCDBXIN 2 6 V Absorbing the DC offset 65 Main V I convert 3 8 V Converting the vol...

Page 242: ...odulation and uses magnetic recording device it only records limited size and as the size of input signal increases distortion increases To prevent this occurance mark sure the signal does not get bigger even if the level of distortion repodly increases 3 LINE AMP Line amp s gain is approximately 23dB The purpose of the line amp is to amplify to 68dB in order to obtain the recorded signal on the t...

Page 243: ...d when designing rec amp The REC amp should be the opposite to playback characteristics OUTPUT PB AMP INPUT R1 R2 Fig 14 28 REC Amp 7 OSC Oscillation Oscillation frequency is 70KHz It s size is approximately 45Vp p it operates on recoed mode It is supplied to audio erase head and full erase head used to erase already recorded signals Also it conducts AM Amplitude Modulation using oscillation signa...

Page 244: ...60KHz input HPF 11 BIAS CTL REC 4 3V The BIAS CTL voltage change depends on the PB 5V external TR 6 PB EQ 2 3 PB EQ AMP INPUT 5 PB EQ 2 3 PB EQ AMP INPUT 7 PB EQ SW 2 3 PB EQ AMP SLP SW 3 PB EQ OUT 2 3 32dBm PB EQ AMP OUTPUT 2 LINE PB IN 2 3 32dBm LINE AMP INPUT PB 58 A MUTE 0 Operates at HIGH 5V 76 INPUT 1 2 3 27dBm AUDIO INPUT 27dBm 78 INPUT 2 2 3 27dBm AUDIO INPUT 27dBm 1 Vref Filter 2 3 80 Inp...

Page 245: ...ve processing circuits 2 Tuner modulator block As explained this model is designed in one package to contain a RF MODULATOR BLOCK TUNER BLOCK AND IF DEMODULATOR BLOCK Its size is greatly reduced and other noise interference can be minimized to make performance high Fig 14 29 Tuner demodulator Block Diagram ANT INPUT MODULATOR SECTION TUNER SECTION IF SECTION ANT OUT Off through SW VHF RF AMP UHF R...

Page 246: ...tion characteristic which results in a better band characteris tic D MOP IC Mixer OSC PLL It consists a VHS and UHF OSC and mixer circuit We applied a double balance mixer to have better rejection characteristic it shows especially various beat characteristic It serects channels and contains charge pump band driver The minimum step standard frequency 31 25KHZ AGC from IF Section Prescaler REF C P ...

Page 247: ... DETECTOR After removing AM signal in the limiter AMP amplified SIF signal is applied FM detector This FM detector is PLL detecting type E AFT DETECTER AFT automatically controls the OSC frequency in the tuner so that it retains a constant level It is a quadrature detection type The carrier which is detected from video det is directly input to AFT detector The 90 degree delayed phase signal is inp...

Page 248: ...cting sync if no sync is detected a blue screen is displayed In other word the OSD circuit displays character on the video when there is a video signal or on blue screen when there is no video signal No sync 49 CVin 4 2 fsc oscilator Sync signal generator H Background video signal CVout Blue Background Super impose IC601 Dot display control Character data ROM 128 characters Control circuits displa...

Page 249: ...Circuit Operating Descriptions 14 50 Samsung Electronics MEMO ...

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