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Video Cassette Recorder

Service Manual

Содержание VCR-S208

Страница 1: ...Video Cassette Recorder Service Manual...

Страница 2: ...2 Model No VCR S208 Version 1 0 MODEL VCR S208...

Страница 3: ...GUIDE 4 PRECAUTIONS 6 ALIGNMENT ADJUSTMENT 9 CABINET ASSEMBLY 21 ELECTRCAL PART LIST 27 BLOCK DIAGRAM 40 S M P S 43 POWER DRIVE 44 TIMER 45 SYSTEM CONTROL SERVO OSD 46 AUDIO VIDEO 47 HI FI OPTION 48...

Страница 4: ...e screw of Motor Load Ass y Separate the Motor Load Ass y 2 When Slider S T are approaches the unloading position rotate holder Clutch counter clockwise after inserting screwdriver in the frame s bott...

Страница 5: ...5 Model No VCR S208 Version 1 0...

Страница 6: ...ts including antennas handle brackets metal cabinets screw heads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the te...

Страница 7: ...that the chassis is connected to the ground side of the AC source To confirm that the AC power plug is inserted correctly do the following Using an AC voltmeter measure the voltage between the chassis...

Страница 8: ...proof goggles equipped with side shields Never handle the picture tube by its neck Some in line picture tubes are equipped with a permanently attached deflection yoke do not try to remove such permane...

Страница 9: ...n replacing the cylinder ass y be sure to adjust the X Point and Head switching adjustment 4 Among Samsung VCR remote control used for adjustment as an accessory only the remote control that has figur...

Страница 10: ...10 Model No VCR S208 Version 1 0 Location of adjustment button of remote control...

Страница 11: ...11 Model No VCR S208 Version 1 0 Location for adjustment mode setting...

Страница 12: ...the required model If the option is not set the unit will not operate 1 Momently short circuit the test point on Main PCB with pincers to set the adjustment mode See Fig 2 2 2 Press the MENU button on...

Страница 13: ...Version 1 0 VCR MECHANICAL ADJUSTMENT Tape Transport System and Adjustment Locations The tape transport system has been adjusted precisely in the factory Alignment is not necessary except for the fol...

Страница 14: ...the tape transport system If there are any changes to the tape path first run a T 120 tape and make sure excessive tape wrinkle does not occur at the tape guides If tape wrinkle is observed at the gui...

Страница 15: ...0 b ACE HEAD TILT ADJUSTMENT 1 Playback a blank tape and observe the position of the tape at the lower flange of tape guide 2 Confirm that there is no curl or wrinkle at the lower flange of tape guide...

Страница 16: ...d ACE HEAD POSITION X POINT ADJUSTMENT 1 Playback the alignment tape Color bar 2 Intermittently short circuit the two Test Points on Main PCB See Fig 2 2 3 Press the 5 remote control button then adju...

Страница 17: ...ideo RF envelope b Minimum output of the video RF envelope at the entrance side c Minimum output of the video RF envelope at the center point d Maximum output of the video RF envelope at the exit side...

Страница 18: ...S T Height Adjustment IDEAL ENVELOPE SHEIGHTTOOHIGH SHEIGHTTOOLOW THEIGHTTOOHIGH THEIGHTTOOLOW GUIDE ROLLER S GUIDE ROLLER T Fig 2 12 Adjustment Points A B A B H D SWITCHING PULSE ENVELOPE 18 Model No...

Страница 19: ...within 3 seconds adjust as follows 1 Make sure there is no gap between the supply roller lower flange and the tape 2 If there is a gap adjust the supply guide roller again 3 Change operation mode from...

Страница 20: ...ment Reel Torque 1 The rotation of the capstan motor causes the holder clutch ass y to rotate through the belt pulley 2 The spring wrap PLAY REV of holder clutch ass y drives the disk reel S T through...

Страница 21: ...21 Model No VCR S208 Version 1 0 CABINET ASSEMBLY...

Страница 22: ...r to table below CABINET TOP P001 Refer to table below ASSY PCB MAIN P020 Refer to table below CONNECTOR BOARD P025 AC39 10019A CBF POWER CORD KKP 419C H03VVH2 F VDE KE W001 6003 000275 SCREW TAPTITE...

Страница 23: ...23 Model No VCR S208 Version 1 0 Mechanical Parts Top Side...

Страница 24: ...NCH SECC SUS304 TS 10 FOR X T016 AC97 02215A ASSY POST 8 GUIDE SUS303 POM M90 44 EQ T019 AC66 10267A REEL DISK S X 9 POM T020 AC66 10268A REEL DISK T X 9 POM T021 AC66 30524A LEVER IDLER POM BLK T022...

Страница 25: ...25 Model No VCR S208 Version 1 0 Mechanical Parts Bottom Side...

Страница 26: ...TENSION DRIVE TS 10 SECC E20 20 1 T041 AC66 00078A GEAR LOADING DRIVE X 11 POM K300 T042 AC97 02195A ASSY LEVER LOADING S SECC POM SUS X 11 F T043 AC97 02196A ASSY LEVER LOADING T SECC POM SUS X 11 F...

Страница 27: ...17 5x12 C1SS02 2301 001157 C FILM LEAD PEF 47nF 10 275V BK 17 5x12 C1SS03 2201 000812 C CERAMIC DISC 2 2NF 20 400V Y5U BK 12 C1SS12 2201 000129 C CERAMIC DISC 0 1NF 10 1KV Y5P TP 7X4M C1SS31 2401 000...

Страница 28: ...8W AA TP 1 8X3 2MM R1SD16 2003 000994 R METAL OXIDE S 33Kohm 5 2W AF TP 3 9x R1SD31 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R1SD32 2001 000221 R CARBON 1 2KOHM 5 1 8W AA TP 1 8X3 2M R1SF10...

Страница 29: ...M R1P108 2001 000611 R CARBON 3 9KOHM 5 1 4W AA TP 2 4X6 4M R1P111 2001 000554 R CARBON 270OHM 5 1 8W AA TP 1 8X3 2MM R1P117 2001 000027 R CARBON 100OHM 5 1 4W AA TP 2 4X6 4MM ZD1P02 0403 000717 DIODE...

Страница 30: ...V Y5V C631 2203 000357 C CER CHIP 0 15NF 5 50V C0G TP 1608 C631A 2203 000357 C CER CHIP 0 15NF 5 50V C0G TP 1608 C633 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1608 C637 2203 001662 C CER CHIP 5 6NF 1...

Страница 31: ...7Kohm 5 1 10W TP 1608 R516 2007 000097 R CHIP 47Kohm 5 1 10W TP 1608 R601 2007 000077 R CHIP 470ohm 5 1 10W TP 1608 R602 2007 000109 R CHIP 1Mohm 5 1 10W TP 1608 R603 2007 000078 R CHIP 1Kohm 5 1 10W...

Страница 32: ...5 1 4W AA TP 2 4X6 4MM R676 2001 000633 R CARBON 30KOHM 5 1 8W AA TP 1 8X3 2MM R678 2007 000094 R CHIP 22Kohm 5 1 10W TP 1608 R679 2007 000075 R CHIP 220ohm 5 1 10W TP 1608 R682 2007 000094 R CHIP 22...

Страница 33: ...055 C CERAMIC MLC AXIAL 47nF 80 20 50V Y5V C333 2401 000408 C AL 10uF 20 16V GP TP 3 5x5 2 5 C335 2203 001652 C CER CHIP 470nF 80 20 16V Y5V TP 1608 C336 2203 000975 C CER CHIP 47nF 10 25V X7R TP 1608...

Страница 34: ...TP 1608 C3A22 2202 002037 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V C3A23 2401 002069 C AL 33uF 20 16V GP TP 6 3x5 5 C3A24 2203 005148 C CER CHIP 100nF 10 16V X7R TP 1608 C3A29 2203 005148 C CER CHIP 10...

Страница 35: ...NAL KTC3203 Y NPN 400mW T0 9 Q3A06 0501 000303 TR SMALL SIGNAL KSA733 PNP 250mW TO 92 T R315 2007 000122 R CHIP 1 2Kohm 5 1 10W TP 1608 R316 2007 001179 R CHIP 8 2Kohm 5 1 10W TP 1608 R319 2007 000074...

Страница 36: ...8 R3A25 2007 000122 R CHIP 1 2Kohm 5 1 10W TP 1608 R3A26 2007 000090 R CHIP 10Kohm 5 1 10W TP 1608 R3A27 2007 001056 R CHIP 6 2Kohm 5 1 10W TP 1608 R3A28 2007 000965 R CHIP 5 1Kohm 5 1 10W TP 1608 R3A...

Страница 37: ...SIGNAL KSA812 PNP 150MW SOT 23 R401 2007 000097 R CHIP 47Kohm 5 1 10W TP 1608 R402 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 R403 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 R404 2007 000074 R CHIP 100o...

Страница 38: ...X7R TP 1608 C707 2401 000118 C AL 1000uF 20 10V GP TP 10x12 5 5 C708 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1608 CN708 3711 004625 CONNECTOR HEADER 3WALL 8P 1R 2MM STRAIGH D701 0401 000101 DIODE SW...

Страница 39: ...REMOCON TSOP2238WE1 38KHZ 5 08m SW703 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 0X6 0X5 0 SW704 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 0X6 0X5 0 SW706 3404 001182 SWITCH TACT DC12V 50MA 100GF 6 0...

Страница 40: ...24C02 IC605 A2 NICAM IC4N01 XT4N01 18 432MHz M37760M LA72646M XT301 4 433619 MHz XT302 3 579545 MHz LA71750 LA71730 PC PC PC PC 40 Model No VCR S208 Version 1 0 BLOCK DIAGRAM...

Страница 41: ...ms 1 8W unless otherwise noted Special note Most semiconductor devices are electrostatically sensitive and therefore require the special handling techniques described under the electrostatically sensi...

Страница 42: ...42 Model No VCR S208 Version 1 0...

Страница 43: ...43 Model No VCR S208 Version 1 0 S M P S...

Страница 44: ...44 Model No VCR S208 Version 1 0 POWER DRIVE...

Страница 45: ...45 Model No VCR S208 Version 1 0 TIMER...

Страница 46: ...46 Model No VCR S208 Version 1 0 SYSTEM CONTROL SERVO OSD...

Страница 47: ...47 Model No VCR S208 Version 1 0 AUDIO VIDEO...

Страница 48: ...48 Model No VCR S208 Version 1 0 HI FI OPTION...

Страница 49: ...J401 F MODEL OPTION 49 Model No VCR S208 Version 1 0 TM...

Страница 50: ...50 Model No VCR S208 Version 1 0 SECAM OPTIONAL...

Страница 51: ...51 Model No VCR S208 Version 1 0 A2 NICAM...

Страница 52: ...52 Model No VCR S208 Version 1 0 INPUT OUTPUT...

Страница 53: ...53 Model No VCR S208 Version 1 0 SUB...

Страница 54: ......

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