Sharp 13VT-N200 Service Manual Download

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Ref. No.

Part No.

★

Description

Code

Ref. No.

Part No.

★

Description

Code

13VT-N200

PWB-A: DUNTKA037WEV2

MAIN Unit (Continued)

C2274

VCCCCY1HH560J J 56p

50V

Ceramic

C2275

VCCCCY1HH820J J 82p

50V

Ceramic

C2276

VCKYCY1CB104K J 0.1

16V

Ceramic

C2277

VCEA9A1HW105M J 1.0

50V

EL.

C2278

VCEA9A1HW105M J 1.0

50V

EL.

C3301

VCKYCY1HF223Z J 0.022 50V

Ceramic

C3302

VCCCCY1HH220J J 22p

50V

Ceramic

C3303

VCKYCY1HF223Z J 0.022 50V

Ceramic

C3304

VCCCCY1HH220J J 22p

50V

Ceramic

C3305

VCKYCY1HF223Z J 0.022 50V

Ceramic

C3306

VCCCCY1HH220J J 22p

50V

Ceramic

C3307

VCKYCY1HF223Z J 0.022 50V

Ceramic

C3308

VCCCCY1HH220J J 22p

50V

Ceramic

C3311

VCKYCY1HB471K J 470p

50V

Ceramic

C3312

VCKYCY1HF103Z J 0.01

50V

Ceramic

C3313

VCKYCY1CB104K J 0.1

16V

Ceramic

C3314

VCKYCY1CB104K J 0.1

16V

Ceramic

C3315

VCKYCY1HF103Z J 0.01

50V

Ceramic

C3316

VCKYCY1CB104K J 0.1

16V

Ceramic

C3317

VCEAKM0JW476M J 47

6.3V

EL.

C5501

VCKYCY1HB392K J 3900p 50V

Ceramic

C5502

VCEA9A1HW105M J 1.0

50V

EL.

C5503

VCEA9A1HW225M J 2.2

50V

EL.

C5505

VCKYCY1HF103Z J 0.01

50V

Ceramic

C5506

VCKYCY1HF103Z J 0.01

50V

Ceramic

C5507

VCKYCY1CF474Z J 0.47

16V

Ceramic

C5508

VCKYCY1CB104K J 0.1

16V

Ceramic

C5509

VCEA0A0JW477M J 470

6.3V

EL.

C5510

VCKYCY1HF103Z J 0.01

50V

Ceramic

C5511

VCKYCY1HF103Z J 0.01

50V

Ceramic

C5512

VCKYCY1CB104K J 0.1

16V

Ceramic

C5513

VCKYCY1HF103Z J 0.01

50V

Ceramic

C5514

VCKYCY1CB104K J 0.1

16V

Ceramic

C5515

VCKYCY1CF474Z J 0.47

16V

Ceramic

C6601

VCKYCY1CB104K J 0.1

16V

Ceramic

C6602

VCEA9A1CW226M J 22

16V

EL.

C6604

VCKYCY1EB123K J 0.012 25V

Ceramic

C6605

VCKYCY1HB182K J 1800p 50V

Ceramic

C6606

VCKYCY1HB102K J 1000p 50V

Ceramic

C6610

VCKYCY1HF103Z J 0.01

50V

Ceramic

C6611

VCKYCY1HF223Z J 0.022 50V

Ceramic

C6612

VCKYCY1HF103Z J 0.01

50V

Ceramic

C6613

VCEAKA0JW476M J 47

6.3V

EL.

C6614

VCEAKM1CW226MJ 22

16V

EL.

C6615

VCEA9A0JW476M J 47

6.3V

EL.

C6616

VCKYCY1CB104K J 0.1

16V

Ceramic

C6617

VCKYCY1CB104K J 0.1

16V

Ceramic

C6618

VCEA9A1CW106M J 10

16V

EL.

C6619

VCKYCY1CB104K J 0.1

16V

Ceramic

C6630

VCQPSA2AA562J J 5600p 100V Mylar

C6631

VCEA9A1CW476M J 47

16V

EL.

C6632

VCKYCY1HF103Z J 0.01

50V

Ceramic

C6633

VCKYCY1HF103Z J 0.01

50V

Ceramic

C6634

VCEA9A1CW106M J 10

16V

EL.

C6636

VCEA9A1CW476M J 47

16V

EL.

C6638

VCEA9M1HW105M J 1.0

50V

EL.

C6639

VCEA9A1HW105M J 1.0

50V

EL.

C6643

VCEA9A1HW105M J 1.0

50V

EL.

C6645

VCKYCY1EB183K J 0.018 25V

Ceramic

C7701

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7702

VCKYCY1HB102K J 1000p 50V

Ceramic

C7703

VCKYCY1HB102K J 1000p 50V

Ceramic

C7704

VCKYCY1HB102K J 1000p 50V

Ceramic

C7706

VCCCCY1HH560J J 56p

50V

Ceramic

C7707

VCCCCY1HH150J J 15p

50V

Ceramic

C7709

VCKYCY1HB102K J 1000p 50V

Ceramic

C7710

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7711

VCKYCY1HB272K J 2700p 50V

Ceramic

C7712

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7713

VCEA9A1CW106M J 10

16V

EL.

C7714

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7715

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7716

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7717

VCEA9A1CW106M J 10

16V

EL.

C7719

VCKYCY1CB104K J 0.1

16V

Ceramic

C7720

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7721

VCKYCY1HB102K J 1000p 50V

Ceramic

C7722

VCKYCY1HB102K J 1000p 50V

Ceramic

C7723

VCKYCY1HB102K J 1000p 50V

Ceramic

C7725

VCKYCY1HB102K J 1000p 50V

Ceramic

C7726

VCKYCY1EB103K J 0.01

25V

Ceramic

C7727

VCKYCY1CB104K J 0.1

16V

Ceramic

C7728

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7729

VCEA9A1CW226M J 22

16V

EL.

C7730

VCKYCY1HB222K J 2200p 50V

Ceramic

C7733

VCCCCY1HH221J J 220p

50V

Ceramic

C7735

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7736

VCKYCY1HF103Z J 0.01

50V

Ceramic

C7738

VCEA9A1CW476M J 47

16V

EL.

C7739

VCKYCY1CB104K J 0.1

16V

Ceramic

C7740

VCE9EA1HW105M J 1.0

50V

EL.(N.P)

C7742

VCKYCY1CB104K J 0.1

16V

Ceramic

C7744

VCEA9M1CW107M J 100

16V

EL.

C7745

VCFYFA1HA474J

J 0.47

50V

Mylar

C7746

VCFYFA1HA334J

J 0.33

50V

Mylar

C7747

VCKYCY1CB104K J 0.1

16V

Ceramic

C7748

VCKYCY1CB104K J 0.1

16V

Ceramic

C7749

VCKYCY1CB104K J 0.1

16V

Ceramic

C7750

VCKYCY1CB104K J 0.1

16V

Ceramic

C7751

VCEAKA0JW476M J 47

6.3V

EL.

C7753

VCEA9A0JW476M J 47

6.3V

EL.

RESISTORS

[M-Ox.··· Metal Oxide, M-Film··· Metal Film]

RJ1

VRN-MD2AL000J

J 0

1/10W M-Film

RJ2

VRN-MD2AL000J

J 0

1/10W M-Film

RJ3

VRN-MD2AL000J

J 0

1/10W M-Film

RJ6

VRN-MD2AL000J

J 0

1/10W M-Film

RJ7

VRN-MD2AL000J

J 0

1/10W M-Film

RJ8

VRN-MD2AL000J

J 0

1/10W M-Film

RJ9

VRN-MD2AL000J

J 0

1/10W M-Film

RJ10

VRN-MD2AL000J

J 0

1/10W M-Film

RJ11

VRN-MD2AL000J

J 0

1/10W M-Film

RJ12

VRN-MD2AL000J

J 0

1/10W M-Film

RJ13

VRN-MD2AL000J

J 0

1/10W M-Film

RJ14

VRN-MD2AL000J

J 0

1/10W M-Film

RJ15

VRN-MD2AL000J

J 0

1/10W M-Film

RJ16

VRN-MD2AL000J

J 0

1/10W M-Film

RJ17

VRN-MD2AL000J

J 0

1/10W M-Film

RJ18

VRN-MD2AL000J

J 0

1/10W M-Film

RJ19

VRN-MD2AL000J

J 0

1/10W M-Film

RJ22

VRN-MD2AL000J

J 0

1/10W M-Film

RJ23

VRN-MD2AL000J

J 0

1/10W M-Film

RJ25

VRN-MD2AL000J

J 0

1/10W M-Film

RJ26

VRN-MD2AL000J

J 0

1/10W M-Film

RJ27

VRN-MD2AL000J

J 0

1/10W M-Film

RJ28

VRN-MD2AL000J

J 0

1/10W M-Film

RJ29

VRN-MD2AL000J

J 0

1/10W M-Film

RJ30

VRN-MD2AL000J

J 0

1/10W M-Film

RJ31

VRN-MD2AL000J

J 0

1/10W M-Film

RJ36

VRN-MD2AL000J

J 0

1/10W M-Film

RJ38

VRN-MD2AL000J

J 0

1/10W M-Film

RJ39

VRN-MD2AL000J

J 0

1/10W M-Film

RJ40

VRN-MD2AL000J

J 0

1/10W M-Film

RJ41

VRN-MD2AL000J

J 0

1/10W M-Film

R54

VRN-MD2AL101J

J 100

1/10W M-Film

R55

VRN-MD2AL101J

J 100

1/10W M-Film

R56

VRS-CY1JF823J

J 82k

1/16W M-Ox.

R57

VRN-MD2AL103J

J 10k

1/10W M-Film

R201

VRN-MD2AL151J

J 150

1/10W M-Film

R202

VRN-MD2AL122J

J 1.2k 1/10W M-Film

R203

VRN-MD2AL562J

J 5.6k 1/10W M-Film

R204

VRN-MD2AL270J

J 27

1/10W M-Film

R205

VRN-MD2AL331J

J 330

1/10W M-Film

R206

VRD-RA2EE560J

J 56

1/4W

Carbon

R207

VRN-MD2AL391J

J 390

1/10W M-Film

R208

VRN-MD2AL331J

J 330

1/10W M-Film

Summary of Contents for 13VT-N200

Page 1: ...AM OF TV SECTION 56 BLOCK DIAGRAM OF VCR SECTION 58 OVERALL SCHEMATIC DIAGRAM 68 DESCRIPTION OF SCHEMATIC DIAGRAM 70 PRINTED WIRING BOARD ASSEMBLIES 82 REPLACEMENT PARTS LIST 86 PACKING OF THE SET 103 In the interests of user safety Required by safety regulations in some countries the set should be restored to its original condition and only parts identical to those specified should be used S10V31...

Page 2: ...sential that servicepersonel have available at all times an accurate high voltage meter The calibration of this meter should be checked periodically 3 High voltage should always be kept at the rated value no higher Operation at higher voltages may cause a failure of the picture tube or high voltage circuitry and also under certain conditions may produce radiation that exceeds specifications 4 When...

Page 3: ... Using to clip leads connect a 1 5k ohm 10 watt resistor paralleled by a 0 15µF capacitor in series with all exposed metal cabinet parts and a known earth ground such as electrical conduit or electrical ground connected to earth ground Use an AC voltmeter having with 5000 ohm per volt or higher sensitivity to measure the AC voltage drop across the resistor For continued protection replacement part...

Page 4: ...que celui spécifié et ne pas effectuer de modifications déconseillées du circuit à haute tension 6 Lors de la recherche des pannes et des mesures d essai sur un récepteur qui présente une haute tension excessive éviter de s approcher inutilement du récepteur Ne pas faire fonctionner le récepteur plus longtemps que nécessaire pour localiser la cause de la tension excessive AVERTISSEMENT 1 N entrepr...

Page 5: ...es pour haute tension puissance etc Les pièces de remplacement qui présentent ces caractéristiques sont identifiées dans ce manuel les pièces électriques qui présentent ces particularités sont PRECAUTIONS A PRENDRE LORS DE LA REPARATION Suite 1 Inspecter tous les faisceaux de câbles pour s assurer que les fils ne soient pas pincés ou qu un outil ne soit pas placé entre le châssis et les autres piè...

Page 6: ...ANCE 75 ohm unbalanced TUNING RANGES VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 14 thru 125 EIA Channel Plan VCR SECTION Format VHS Standard Video Recording System Rotary Two Head Helical Scanning Number of Video Heads 4 pcs Video Signal Standard NTSC Color System Tape Width 12 7mm 1 2inch Tape Speed SP 33 35mm sec 1 31 i p s LP 16 67mm sec 0 66 i p s Play back only EP 11 12 mm...

Page 7: ...OWER button POWER indicator REC indicator PROGRAM TIMER indicator TAMPER PROOF indicator CHANNEL UP DOWN buttons PLAY button SENSOR AREA FOR REMOTE CONTROL ANT CABLE TERMINAL 75 POWER WAKE UP TIMER REC PROGRAM TIMER TAMPER PROOF EZ PLAY button REC button STOP EJECT button FF Forward Video Search button REW Reverse Video Search button VOLUME UP DOWN buttons ...

Page 8: ... OFF CONFIRM Used to confirm the program setting RETURN SET 1 2 3 4 5 6 7 8 9 0 100 POWER INPUT DISPLAY MUTE VOL TAPE SPEED REC REW FF PLAY STOP PAUSE STILL COUNTER RESET DPSS FLASHBACK TAMPER PROOF TV VCR COMBINATION SET PROG MENU TIMER ON OFF CONFIRM TR RETURN F ADV SLOW CH Infrared Transmitter Window DISPLAY Used to change the On Screen Display MUTE Press Mutes sound Press again Restores sound ...

Page 9: ...he rear cover 2 Take out the anode cap CRT PWB connectors K and M coating earth Speaker chip fixing screws and others 3 Take out the main PWB unit and the VCR unit 4 Remove the 5 VCR fixing screws and detach the shielding case DISASSEMBLY AND REASSEMBLY 1 3 2 K M 4 ...

Page 10: ...gle fixing screws and remove the 1 head amp shielding case fixing screw 7 Remove the 3 mechanism chassis fixing screws and detach the mechanism chassis from the main PWB 8 Remove the 2 main PWB fixing screws and detach the main PWB 9 Remove the 2 power PWB fixing screws and detach the power PWB DISASSEMBLY AND REASSEMBLY Continued 5 7 7 6 8 9 ...

Page 11: ...EMBLY Continued For servicing any of the components inside disconnect the lead dressing holder Position the main PWB unit upright as shown below and connect the leads for starting the services GC GR GR M K FRONT SP OC PG OR OR PG GC OC ...

Page 12: ... should be about 10 1V DC 4 Apply external 13 1V DC at TP653 by using an external DC supply The increased voltage will cause the horizontal oscillator to stop and the TV to shut off 5 To re start the oscillator remove the external DC power supply and short together TP651 and TP652 Once the TV set operates normally again remove the short between TP651 and TP652 HIGH VOLTAGE CHECK High voltage is no...

Page 13: ...n the remote controller or at the set Table A Select the item you wish to adjust 3 Data number selection Press the volume up or down button to adjust the data number in the upper right hand side of the screen PICTURE 16 2 Figure A The L series SHARP TV VCR COMBINATION have most of the analog setup adjustments eliminated Coil and variable resistor adjustments are now performed digitally by using th...

Page 14: ... 20 0 31 RF AGC 18 0 63 V AMP 32 0 63 PIF VCO 40 0 127 R CUT OFF 0 0 255 G CUT OFF 0 0 255 B CUT OFF 0 0 255 G GAIN 128 0 255 B GAIN 128 0 255 MUTE 0 0 2 0 Normal raster 1 no Y 2 No Vertical ENERGY SAVE 45 0 45 BALANCE 32 0 63 TEXT BOX 15 0 127 TEXT PICTURE 20 0 80 CCD LEVEL 7 0 10 OPTION 39 0 63 13VT N200 Must be set to 63 Data is stored in IC2003 The adjustment is needed to compensate for charac...

Page 15: ...l whites at low brightness level 7 Select service adjustment item MUTE and reset data to 0 Select service adjustment item COLOR and reset data to obtain normal color level White Balance Adjustment 1 Have unit receive a good local channel 2 Enter the service mode Select service adjustment item COLOR and set to 0 minimum color COLOR does not have to be adjusted if you selected a B W picture or monos...

Page 16: ...djustment 1 Have unit receive a good local channel 2 Enter the service mode and select service adjustment item H PHASE 3 Adjust H PHASE data value so that picture is centered Caption Position Adjustment Horizontal 1 Have unit receive a good local channel 2 Enter the service mode and select service adjustment item TEXT BOX 3 A black text box appears on the screen See Figure B below 4 Adjust TEXT BO...

Page 17: ...dges should not damage any parts nearby Tighten up the two screws one for fixing the mechanism and the head amplifier shield the other on the main PWB s soldering side and located near the loading motor to fix the mechanism and main PWB Reconnect the FFC cables MH and AA ME and AD Drum Unit and AH between the mechanism and main PWB Parts to pay attention to Start and end sensors Q7703 Q7704 Record...

Page 18: ...rse guide lever ass y Pulls out the tape and controls the tape drive train height with the upper and lower guides 16 Pinch roller lever ass y Press fits the tape to the capstan during tape running 18 Loading motor A motive power which drives the mechanism It transmits the power to the master cam and cas sette housing control ass y Full Erase Head Supply Pole Base Ass y Supply Reel Disk Sup Main Br...

Page 19: ...roller via the loading gear T and applies the tape around the drum assembly as well as transmits the power to the loading gears 1 Slow brake Gets in contact with the capstan D D motor linking to the master cam in the slow still mode and brakes it to a certain degree 3 Capstan D D motor A motive power which runs the tape It transmits the power via the Drive belt 4 Drive belt Transmits the power to ...

Page 20: ...height adjustment Hex Wrench 1 5 mm JiGHW0015 AE This Jig is used with the tension gauge Rotarytransformerclearance adjusting jig There are two gauges used for the tension measurements 300 g and 2 0kg Hex Wrench 1 2 mm JiGHW0012 AE 4 Torque Driver JiGTD1200 CB ADJUSTMENT REPLACEMENT AND ASSEMBLY OF MECHANICAL UNITS The explanation given below relates to the on site general service field service bu...

Page 21: ...g is used for height adjustment of the reverse guide Guide roller height adjustment drive 10 Alignment Tape X value adjustment gear type screw driver Reverse Guide Height Adjusting Jig Video Audio Hi Fi Audio Track 525 Monoscope 7k 58µm NTSC Color Bar 1k 58µm For X value adjustment 11 12 13 JiGDRiVERH 4 JiGDRiVER 6 JiGRVGH F18 AP BM BU VRONBZGS VROEBZCS CB 525 Monoscope 525 Monoscope 7k 1k 19µm 46...

Page 22: ... ass y Poor S N ratio no color Poorflatnessoftheenve lope with alignment tape Clean rubber and rubber contact area with the specified cleaning liquid Pinch roller No tape running tape slack No tape running tape slack no fast forward rewind motion Reel belt Cassette not loaded or unloaded Idler ass y Tension band ass y Screen swaying Loading Motor Limiter pulley Supply take up Main brake levers Tap...

Page 23: ...teeth of casecon drive gear and drive angle gear causes malfunction The cassette cannot be set load and ejection are repeated 3 In the case when you use the magnet screw driver never approach the magnet driver to the A C head FE head and drum 4 When installing or removing take care so that the cassette housing control and tool do not contact the guide pin or drum 5 After installing the cassette ho...

Page 24: ...rease does not adhere to the brake surface Reassembly Take up reel disk 1 Clean the reel disk shaft and apply grease SC 141 to it 2 Align the phase of the reel disk to that of the reel relay gear and to install a new take up reel disk onto the shaft 3 Check the reel disk height and reassemble the take up main brake ass y Notes 1 Take care so that the Tu main brake ass y is not damaged Take care so...

Page 25: ...g time measurement CHECKING AND ADJUSTMENT OF TAKE UP TORQUE IN REWIND MODE Remove the cassette housing control assembly Aftershort circuitingTP7701andTP7702provided at the left on the main PWB plug in the power cord then turn on the power Setting 1 Set a torque gauge to zero on the scale Place it on the supply reel disk 2 Press the rewind button 3 To calculate the remaining capacity slowly rotate...

Page 26: ...and make sure that the winding up torque is within setting Adjustment If the playback winding up torque is not within the setting replace the limiter pulley assembly Note When the torque cassette is set put a weight 500g to prevent rise CHECKING AND ADJUSTMENT OF TAKE UP TORQUE IN VIDEO SEARCH REWIND MODE Remove the cassette housing control assembly After short circuiting TP7701 and TP7702 pro vid...

Page 27: ...wer cord then turn on the power Checking Press the play button to set the playback mode CCW 500g T 120 Weight to prevent float 500g Figure 1 13 Figure 1 14 Checking 1 Set a cassette tape push the REC button to place the unit in the SP record mode Now check the tension pole position 1 Detach the pinch roller from the capstan shaft Do not separate excessively Or the pinch lever and pinch double acti...

Page 28: ...00g Weight to prevent float 500g Cassette torque meter Tension pole adjuster adjusting range Adjust so that the delta mark of tension pole adjuster is within 90 range left right CHECKINGANDADJUSTMENTOFRECORD PLAYBACK BACK TENSION Remove the cassette housing control assembly After short circuiting TP7701 and TP7702 pro vided at the left on the main PWB plug in the power cord then turn on the power ...

Page 29: ...he setting CW direction 8 8 to 23 5mN m 90 to 240gf cm CCW direction 3 9 to 9 8mN m 40 to 100gf cm Tension arm Tension spring CW CCW CW Supply reel disk Torque gauge Torque gauge CCW Take up reel disk A B Checking the brake torque at the take up side Figure 1 22 Remove the cassette housing control assembly After short circuiting TP7701 and TP7702 pro vided at the left on the main PWB plug in the p...

Page 30: ...1 5 to 2 0kgf cm Figure 1 24 Solder Never touch the head 10 8mm 10 8mm A C head plate 2 Spring 1 Azimuth screw Height screw Tilt screw Figure 1 23 3 Replacement 1 Solder the removed PWB to the new head assembly 2 Adjust the height from the A C head arm lower sur face to the A C head plate to 10 8mm with slide calipers 3 places of azimuth screw section tilt screw section and A C head front section ...

Page 31: ...ustment box driver JiGDRiVER11055 13 38mm Box driver Height adjusting nut CCW Reverse guide height adjusting jig Reverse guide height adjusting jig Reverse guide Mechanism chassis A C HEAD HEEIGHT ROUGH ADJUSTMENT Setting 1 Set the cassette tape in the unit 2 Press the PLAY button to put the unit in the playback mode 3 Roughly adjust the height of the A C head by turning the height screw until the...

Page 32: ...e crease at the fixing guide flange Play back the tape and check for tape crease at the fixing guide flange 1 If there is no tape crease Turn the tilt screw clockwise so that tape crease appears once at the flange and then return the tilt screw so that the crease disappears 2 If there is tape crease Turn counterclockwise the tilt screw so that the tape crease disappears Reference If the tilt screw...

Page 33: ...e roller is then rotated in the clockwise direction to flatten the envelope Figure 1 35 4 A C head X value adjustment 1 Tentatively fix A C head arm screws 1 and 2 by the method described in Page 30 Replacement 3 2 After shortcircuiting TP7701 and TP7702 plug in the powercord thenturnonthepower Andplaybackthe alignment tape VROEFZCS As a result the auto tracking is automatically cancelled so that ...

Page 34: ...DJUSTMENT OF REVERSE GUIDE Capstan D D motor Capstan D D motor control PWB 2 1 Reel belt REPLACEMENT OF DRUM D D MOTOR 1 Set the eject mode 2 Withdraw the main power plug from the socket Removal Perform in numerical order 1 Disconnect the FFC cable 1 2 Unscrew the D D stator assembly fixing screws 2 3 Take out the D D stator assembly 3 4 Unscrew the D D rotor assembly fixing screws 4 5 Take out th...

Page 35: ...ustment After that perform also the electrical adjustment Playback switching point adjustment X position adjustment and check 7 After replacing the drum clean the drum Figure 1 39 2 1 3 ASSEMBLING OF PHASE MATCHING MECHANISM COMPONENTS Assemble the phase matching mechanism com ponents in the following order 1 Assemble the pinch roller assembly and pinch drive cam 2 Mounting the shifter on the back...

Page 36: ...ive lever ass y Fit the pinch drive cam so that the notch of pinch drive cam aligns with the dent of pinch drive lever assembly Fit the pinch drive cam so that the notch of pinch drive lever assembly aligns with the half round notch of chassis Turn the reverse guide lever assembly counterclockwise to the stopper 2Insert Pinch Roller Pinch Double Action Lever Ass y Figure 1 41 2 Figure 1 41 3 3Inse...

Page 37: ...ar T Insert point 3 Insert point 2 Insert point 4 Insert point 6 Release point 3 Shaft 1 Shaft 1 Shaft 4 1 Make sure that the loading gear is at the point 1 as shown below 2 Install paying attention to 6 insertion points and 3 release points 3 For the phase matching at the insertion point 1 see the point 2 as shown below 4 Finally fix the inserts 1 and 4 Figure 1 43 Rotation point 2 Phase matching...

Page 38: ...con drive gear round mark with the half round notch of master cam E ring XRESJ30 06000 Master cam Fully turn clockwise Fully turn counterclockwise Figure 1 44 1 Face the wide tooth side ward Master cam Casecon drive gear 10 2 mm Round mark Half round notch 0 2 0 2 Apply grease No grease REPLACEMENT OF LOADING MOTOR Removal Replacement 1 Remove the loading motor and install the replace ment loading...

Page 39: ...ive Gear R ASSEMBLY OF CASSETTE HOUSING 1 Drive Gear and R Drive angle ass y Figure 1 47 MSPRT0381AJFJ Apply grease Apply grease Apply grease LANGF9592AJFW Top surface should be free from scratches or soil Drive angle Drive gear R Frame Figure 1 48 ...

Page 40: ...ing to center See Notes below T is displayed on the TV screen 3 Press the PLAY button of remote control to make the adjustment of head switching point then the leading edge of the head switching pulse is automatically set 5 5H lines ahead of the vertical sync as shown Figure 2 1 and the adjustment data is memorized in the E2 P ROM IC 4 Then press the stop button to stop the tape 5 5 0 5H Iines V s...

Page 41: ...uttons Specification No Vertical jitter 1 Play back the EP Self recorded tape in the still mode 2 Using the CH TR buttons on the remote control or on the front pannel make adjustment so that the vertical jitter becomes minimum 3 Then press the STOP button to stop the tape Note The data of this adjustment is memorized to the E2 P ROM IC ADJUSTMENT OF STILL PICTURE VERTICAL SYNC Figure 2 2 ...

Page 42: ...ESHOOTING FLOW CHART NO 1 3 A cassette tape is not taken in YES YES YES YES YES YES Fix or replace the cassette housing Check the start sensor cover Check the start sensor and the way up to pin 5 of IC2001 NO NO NO YES YES YES Check IC7701 and AT12V line Check between IC7701 and the loading motor A cassette tape is taken in but ejected at once Replace IC2001 Is the cassette housing distored Does t...

Page 43: ... 10 of IC7701 Is the correct voltage at the loading motor terminal Does the loading motor run Replace the cassette cam gear etc NO NO NO SYSTEM CONTROL TROUBLESHOOTING FLOW CHART NO 1 5 FLOW CHART NO 1 6 No power YES YES YES NO NO NO NO YES YES YES YES Check IC2001 Check IC765 PC9V GEN Check IC756 and Q756 PC5V GEN Check the AT5V line Check pin 74 of IC2001 Check the AT8V line or the AT12V line Do...

Page 44: ... Is the voltage more than about 2 6V applied at pin 1 of ME connector Check between the ME connector and all the way up to pin 90 of IC2001 Is 5V at pin 7 of ME connector Check replace the drum motor Is 12V at pin 4 of ME connector Check the AT 5V line NO NO NO YES YES YES Check or replace IC2001 The drum motor runs only for a few seconds Check pin 84 of IC2001 Check the drum motor Are there the t...

Page 45: ...2001 Check the composite sync signal at pin 41 of IC401 Q404 and Q428 Is there the head switching pulse at pin 18 of IC2001 Is there the drum FG signal at pin 89 of IC2001 Is there the drum control output at pin 77 of IC2001 Check the signal line between pin 7 of AD and pin 84 of IC2001 Check PG and FG to pins 5 and 3 of the connector ME and the drum motor Is there the drum control voltage applied...

Page 46: ...41 of IC401 Q404 and Q428 up to pin 56 of IC2001 Replace IC2001 Replace A C head Check A Check B In case of NO GOOD Does there appear the V sync at pin 56 at IC2001 Is there REC CTL signal output at pins 94 95 of IC2001 Is there capstan control signal at pin 76 of IC2001 Are REC and or PB mode inoperative Is the FFC AA MH normal Does the A C head operate normally Adjust the height of the A C head ...

Page 47: ...in 25 of IC2201 and pin 14 of IC402 FLOW CHART NO 1 13 NO NO NO NO NO NO NO YES YES YES YES YES YES YES YES RECORDING MODE TROUBLESHOOTING Recording LUMINANCE is not possible Recording is possible but without color Is there a signal at pin 29 of IC2201 Is there a signal at pin 57 of IC2201 Check parts around and pins 27 38 36 and 29 of IC2201 Check parts around pins 30 and 31 of IC2201 Is there a ...

Page 48: ...3301 Is there a signal at pin 57 of IC2201 Is there a signal at pin 27 of IC2201 Is there a signal at pin 25 of IC2201 Check between pin 25 of IC2201 and all the way up to pin 14 of IC402 Check peripheral circuits of X5502 Check between pin 30 of IC3301 and all the way up to pin 57 of IC2201 Check the I 2 C bus data and clock at pins 8 and 7 of IC2201 Is there a signal at pin 12 of IC2201 Is there...

Page 49: ...Check the I 2 C bus data and clock signal line Replace IC2201 Is there a signal at pin 87 or 91 of IC2201 Is the supply voltage of 5V feed to pin 84 of IC2201 Is there a signal at pin 85 of IC2201 Check between pin 85 of IC2201 and pin 1 of IC402 Is voltage of pins 86 and 88 of IC2201 normal Is there H level at pin 70 of IC2201 Check BIAS CTL H line Check PC 9V line Is there a signal at pin 81 of ...

Page 50: ... a signal at pin 85 of IC2201 Check BIAS CTL H line Replace defective parts Readjust azimuth and height Replace A C head Check AUDIO MUTE H line Replace IC2201 Is there L level at pin 70 of IC2201 Are azimuth and height of the A C head properly adjusted Check line between pin 85 of IC2201 and pin 1 of IC402 Are the FFC MH AA and the PB AMP s peripheral parts around pins 75 78 of IC2201 normal Clea...

Page 51: ...1 thru D704 L701 and R701 Is AC cord connected Is 170V DC applied to C705 Check T701 and adjacent parts Is 16V DC applied to pin 4 of IC701 Check IC701 R717 Check IC701 and adjacent parts CRT connector GC1 GC5 bias check The Fuse is again blown out D701 D702 D703 D704 D705 Connect AC cord F701 Check Normal Normal IC701 Check Normal Abnomal IC401 iX3253CE Normal Normal C880 Blown out Replace the Fu...

Page 52: ...01 and adjacent parts Check IC2001 Check the tuner AGC Check the IC351 Does the noise level increase at max Contrast Brightness and Sound Control Is there a signal at pin 43 of IC401 Noise increases but no signal is received Is there a signal at pin 41 of IC401 Picture noise decrease but sound level varies greatly Check the tuner bias Normal Abnormal Abnormal Check IC401 Normal Check the Tuner cir...

Page 53: ... and GND lines Check key input terminals Replace the infrared remote control as required Check pin 14 of IC2001 and or receiver Reposition the set not to be exposed to strong light Is L pulse given out of pin 1 of the receiver and received at pin 14 of IC2001 when the infrared remote control is activated No operation is possible from the infrared remote control Does waveform appear at pin 2 of IC3...

Page 54: ...55 13VT N200 54 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H PWB A CHASSIS LAYOUT PWB C PWB B PWB D ...

Page 55: ...57 13VT N200 56 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM OF TV SECTION ...

Page 56: ...59 13VT N200 58 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H BLOCK DIAGRAM OF VCR SECTION Ë OVERALL BLOCK DIAGRAM ...

Page 57: ...61 13VT N200 60 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SERVO PROCESS BLOCK DIAGRAM ...

Page 58: ...62 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 13VT N200 Ë SYSTEM CONTROL BLOCK DIAGRAM 6 5 4 3 2 1 A B C D E F G H ...

Page 59: ...63 17 16 19 18 15 14 13 12 11 10 13VT N200 Ë SAFETY DEVICE BLOCK DIAGRAM 6 5 4 3 2 1 A B C D E F G H ...

Page 60: ...65 13VT N200 64 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë VIDEO SIGNAL FLOW BLOCK DIAGRAM ...

Page 61: ...67 13VT N200 66 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë AUDIO BLOCK DIAGRAM ...

Page 62: ...69 13VT N200 68 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H OVERALL SCHEMATIC DIAGRAM ...

Page 63: ...nless otherwise indicated 2 All voltages measured with 1000µV B W or Color signal WAVEFORM MEASUREMENT CONDI TIONS 1 Photographs taken on a standard gated color bar signal the tint setting adjusted for proper color The wave shapes at the red green and blue cathodes of the picture tube depend on the tint color level and picture control 2 indicates waveform check points See chart waveforms are measu...

Page 64: ...71 17 16 19 18 15 14 13 12 11 10 13VT N200 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit ...

Page 65: ...73 13VT N200 72 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 1 Unit TV Section ...

Page 66: ...75 13VT N200 74 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 2 Unit TV Section ...

Page 67: ...77 13VT N200 76 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM FRONT AV and POWER Unit TV Section ...

Page 68: ...79 13VT N200 78 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 3 Unit VCR Section ...

Page 69: ...81 13VT N200 80 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM MAIN 4 Unit VCR Section ...

Page 70: ...82 13VT N200 6 5 4 3 2 1 A B C D E F G H PWB D FRONT AV Unit Wiring Side PRINTED WIRING BOARD ASSEMBLIES PWB B CRT Unit Wiring Side ...

Page 71: ...83 13VT N200 6 5 4 3 2 1 A B C D E F G H PWB C POWER Unit Wiring Side ...

Page 72: ...84 13VT N200 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Wiring Side ...

Page 73: ...85 13VT N200 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...

Page 74: ...rams The use of a substitute replacement part which dose no have the same safety characteristic as the factory recommended replacement parts shown in this service manual may create shock fire or other hazards HOW TO ORDER REPLACEMENT PARTS To have your order filled promptly and correctly please furnish the fol lowing informations 1 MODEL NUMBER 2 REF NO 3 PART NO 4 DESCRIPTION in USA Contact your ...

Page 75: ...01 RFiLC0013CEZZ J Ceramic Filter AE CF631 RFiLA0034CEZZ J Ceramic Filter AD L51 VP DF220K0000 J Peaking 22µH AB L53 RCiLP0312CEZZ J Coil AE L201 VP XF1R2K0000 J Peaking 1 2µH AB L202 RCiLi0618CEZZ J IF Coil AE L203 VP XFR56K0000 J Peaking 0 56µH AB L211 VP XF560K0000 J Peaking 56µH AB L301 VP XF8R2K0000 J Peaking 8 2µH AB L302 RCiLi0617CEZZ J IF Coil AD L303 VP XF220K0000 J Peaking 22µH AB L401 V...

Page 76: ...EZ0586CEZZ 33 160V EL å C767 VCEA0A2AW226M J 22 100V EL AC C801 VCKYCY1EB223K J 0 022 25V Ceramic AA C802 VCEA0A1HW474M J 0 47 50V EL AB C804 VCKYCY1EB103K J 0 01 25V Ceramic AA C805 VCKYCY1EB103K J 0 01 25V Ceramic AA C806 VCKYCY1EB103K J 0 01 25V Ceramic AA C807 VCKYPA1HF103Z J 0 01 50V Ceramic AA C809 VCCCCY1HH2R0C J 2 0p 50V Ceramic AA C810 VCCCCY1HH100D J 10p 50V Ceramic AA C2003 VCKYCY1HB222...

Page 77: ...C7712 VCKYCY1HF103Z J 0 01 50V Ceramic AA C7713 VCEA9A1CW106M J 10 16V EL AB C7714 VCKYCY1HF103Z J 0 01 50V Ceramic AA C7715 VCKYCY1HF103Z J 0 01 50V Ceramic AA C7716 VCKYCY1HF103Z J 0 01 50V Ceramic AA C7717 VCEA9A1CW106M J 10 16V EL AB C7719 VCKYCY1CB104K J 0 1 16V Ceramic AB C7720 VCKYCY1HF103Z J 0 01 50V Ceramic AA C7721 VCKYCY1HB102K J 1000p 50V Ceramic AA C7722 VCKYCY1HB102K J 1000p 50V Cera...

Page 78: ...A R552 VRN MD2AL102J J 1 0k 1 10W M Film AA R554 VRN MD2AL393J J 39k 1 10W M Film AA R555 VRN MD2AL103J J 10k 1 10W M Film AA R601 VRN MD2AL331J J 330 1 10W M Film AA R602 VRD RM2HD392J J 3 9k 1 2W Carbon AA å R603 VRS KT3LB222J J 2 2k 3 0W M Ox AC R608 VRD RA2BE331J J 330 1 8W Carbon AA R611 VRD RA2EE220J J 22 1 4W Carbon AA å R615 VRS VV3AB271J J 270 1W M Ox AA R631 VRN MD2AL391J J 390 1 10W M F...

Page 79: ...L102J J 1 0k 1 10W M Film AA R6602 VRN MD2AL151J J 150 1 10W M Film AA R6603 VRN MD2AL472J J 4 7k 1 10W M Film AA R6604 VRN MD2AL334J J 330k 1 10W M Film AC R6605 VRN MD2AL333J J 33k 1 10W M Film AA R6606 VRN MD2AL471J J 470 1 10W M Film AA R6607 VRN MD2AL223J J 22k 1 10W M Film AA R6610 VRN MD2AL821J J 820 1 10W M Film AA R6611 VRN MD2AL681J J 680 1 10W M Film AA R6612 VRS CY1JF225J J 2 2M 1 16W ...

Page 80: ...VRD RA2BE821J J 820 1 8W Carbon AA SWITCHES S2001 QSW P0593CEZZ J POWER AE S2501 QSW K0077GEZZ J STOP EJECT AB S2502 QSW K0077GEZZ J PLAY AB S2503 QSW K0077GEZZ J FF AB S2504 QSW K0077GEZZ J REW AB S2505 QSW K0077GEZZ J REC AB S2506 QSW K0077GEZZ J EZ PLAY AB S2507 QSW K0077GEZZ J CH UP AB S2508 QSW K0077GEZZ J CH DOWN AB S2509 QSW K0077GEZZ J VOL UP AB S2510 QSW K0077GEZZ J VOL DOWN AB S7701 QSW ...

Page 81: ...AH or QSOCV0839CEZZ QCNW 2418PEZZ R Connecting Cord GC AE QCNW 5030PEN5 R Connecting Cord GR AE PWB C DUNTKA038WEV0 POWER Unit INTEGRATED CIRCUIT å IC701 VHiSTRG6624 1 J STRG6624 AR å IC702 RH FX0029CEZZ J PS2501 AE or RH FX0018CEZZ å IC703 RH FX0029CEZZ J PS2501 AE or RH FX0018CEZZ IC756 VHiBA005T 1 J BA005T AF IC765 VHiPQ09RD11 1 J PQ09RD11 AG å IC775 RH FX0047CEZZ J PC817 AD TRANSISTORS Q735 VS...

Page 82: ...EE152J J 1 5k 1 4W Carbon AA R717 VRD RM2HD104J J 100k 1 2W Carbon AA å R719 VRW KQ3HC4R7K J 4 7 5W Cement AE å R727 VRS VV3DB223J J 22k 2W M Ox AA R730 VRD RA2BE272J J 2 7k 1 8W Carbon AA R731 VRD RA2BE332J J 3 3k 1 8W Carbon AA R733 VRD RA2BE152J J 1 5k 1 8W Carbon AA R734 VRD RA2BE681J J 680 1 8W Carbon AA R735 VRD RA2EE681J J 680 1 4W Carbon AA R736 VRD RM2HD563J J 56k 1 2W Carbon AA R737 VRD ...

Page 83: ...de Spring 2 AE 30 MSPRT0402AJFJ V Loading Double Action AE Spring 31 MSPRT0403AJFJ V Pinch Double Action AD Spring 32 MSPRC0213AJFJ V Earth Spring AC 33 MSPRT0416AJFJ V Tension Spring AD 34 NBLTK0067AJ00 V Reel Belt AE 35 NDAiV1078AJ00 V Reel Disk AE 36 NGERH1293AJZZ V Loading Connect Gear AD 37 NGERH1295AJ00 V Master Cam AE 38 NGERH1294AJZZ V Casecon Drive Gear AD 39 NGERH1270AJZZ V Take Up Loadi...

Page 84: ...052 V Washer W3 1 5 2 0 5 AC 210 XWHJZ31 03052 V Washer W3 1 5 2 0 3 AC 211 XWHJZ31 04052 V Washer W3 1 5 2 0 4 AC 212 XWHJZ31 06052 V Washer W3 1 5 2 0 6 AC 213 XWHJZ31 07052 V Washer W3 1 5 2 0 7 AC 214 PSPAP0009AJZZ V Reverse Guide AB Adjusting Nut 216 LX WZ1041GE00 J CW 2 5 6 0 5 CAM AA 218 XBPSD30P08J00 V Drum Base Mounting AA Screw SW 3P 8S 219 LX WZ1098GE00 J CW 2 6 4 7 10 5 RED AB 220 LX B...

Page 85: ...M CHASSIS PARTS 22 31 12 20 18 214 19 29 49 51 8 11 203 49 51 7 58 52 4 25 24 2 33 15 1 50 218 207 67 207 63 62 66 66 66 53 65 216 41 61 21 38 17 208 60 47 44 6 30 36 9 39 45 219 10 30 40 27 43 46 43 35 35 37 34 23 62 48 209 210 211 212 213 223 5 26 32 68 69 224 224 55 16 202 222 221 201 202 202 220 59 70 57 71 56 ...

Page 86: ...JZZ V Holder R AE 306 MLEVF0469AJFW V Proof Lever R AE 307 MLEVP0281AJ00 V Door Open Lever AD 308 MSLiF0076AJFW V Slider AK 309 MSPRD0151AJFJ V Proof Lever R Spring AB 310 MSPRD0166AJFJ V Drive Gear R Spring AE 311 MSPRP0175AJFJ V Cassette Spring AE 312 MSPRT0381AJFJ V Double Action Spring AC 313 NGERH1278AJZZ V Drive Gear L AE 314 NGERH1309AJZZ V Drive Gear R AE 315 NGERR1008AJ00 V Double Action ...

Page 87: ...o Part No Description Code Ref No Part No Description Code 99 13VT N200 6 5 4 3 2 1 A B C D E F G H CASSETTE HOUSING CONTROL PARTS 301 300 304 311 308 311 305 306 309 303 312 316 315 307 314 310 317 313 302 ...

Page 88: ...8PEFW J Angle AC 10 QEARC1423PEZZ J Grounding Strap AG 11 LCHSM0080PEKZ J Main Chassis Frame AP 13 PSPAG0022PE00 J Wedge AC 14 LX TZ0012PEFD J Screw x4 AC 15 PSLDM0253PEFW J Shield Angle AC 16 LHLDW0003PEKZ J Degaussing Coil Holder x4 AB 17 LHLDW1047PEZZ J Wire Holder x2 AB 19 LHLDW1065PEKZ J Wire Holder x2 AD 20 PSPAG0004PEZZ J Wedge Gum x3 AB 21 TLABM1536PEZZ J Model Label AB 22 LX TZ0013PEFD J ...

Page 89: ...1 A B C D E F G H CABINET AND MECHANICAL PARTS 1 10 1 12 1 6 1 3 1 1 5 14 30 1 9 1 2 4 24 28 15 11 13 24 3 25 40 7 26 20 22 9 22 44 33 6 10 16 1 1 11 1 4 1 9 22 32 21 27 8 31 20 28 17 34 24 2 23 26 PWB D PWB A 19 22 16 25 25 42 43 1 8 1 8 1 5 38 39 PWB C 26 24 1 7 1 13 1 14 41 36 35 PWB B ...

Page 90: ...AN 0018PEZZ J Guarantee Card AD TiNS 6893PEZZ J Operation Manual AF RRMCG1331PESA J Infrared R C Unit AV SPAKC6618PEZZ Packing Case SSAKA0031PEZZ Polyethylene Bag SPAKP0095PEZZ Polyethylene Sack SPAKP0110PEZZ Polyethylene Sack SPAKX2691PEZZ Buffer Material TLABN0001PEZZ Serial Number Label TLABK0002PEZZ Number Card TLABZ0143PEZZ Label ...

Page 91: ...SET SETTING POSITIONS OF THE KNOBS Power SW OFF REAR Use 22 staples to fix the packing case MARK Not Replacement Items FRONT Buffer Material Top and Bottom Polyethyrene Bag Infrared R C Unit Operation Manual Guarantee Card Batteries Polyethylene Sack Packing Case Number Card Serial Number Label ...

Page 92: ... publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ0820 S Feb 2000 Printed in Japan MI KG ...

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