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VL-E780U

VL-E785U

VL-E785T

8-6. RF CIRCUIT SCHEMATIC DIAGRAM

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Summary of Contents for VL-E780U

Page 1: ...ING OF THE SET 35 SY8A8VL E780U CONTENTS MODELS SERVICE MANUAL LIQUID CRYSTAL CAMCORDER 8 NTSC VL E780U VL E785U VL E785T This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CORPORATION In this Service Manual only the differences from VL E760U 765U are described Therefore for the parts which are not described in this Serv...

Page 2: ...perature 0 C to 40 C 32 F to 104 F Operating Humidity 30 to 80 Storage Temperature 20 C to 60 C 4 F to 140 F Dimensions approx 7 5 32 W 4 9 32 H 3 7 8 D 182 mm W 109 mm H 99 mm D Weight approx 1 57 lbs 710g without battery pack lithium battery video cassette and lens cap Battery Pack BT H22 DC Output 3 6V Dimensions approx 2 1 8 W 3 4 H 2 7 32 D 54 mm W 19 mm H 56 mm D Weight approx 0 30 lbs 136 g...

Page 3: ... care so that the surface glass of CCD sensor and optical filter are not contaminated and damaged If any contamination is found for example fingerprint wipe it off with silicon paper or clean chamois skin 3 When replacing the CCD sensor use the antistaic grounded soldring iron and perform quickly soldering JAPAN SHARP Index Mark LZ2413H5 YYWWXXX 1 7 14 8 4 4 INITIAL SETTING OF E2 PROM IC 4 4 2 IC7...

Page 4: ... sound Apply oil Oil Note After oil is applied to the drive gear shaft slightly wipe it off with swab Loading motor Replaceiffailure abnor mal sound is detected Not ejectable The specific mode can not be set Driving system Abnormal sound PB VS REW take up torque PB VS REW back tension torque Tu brake HC Head Cleaner Performance check If conformance to the standardisnotensured replace part Oil Grea...

Page 5: ...ing method Set the data of address 11 and 12 Adjustment standard 11 C5 12 A4 Remarks 5 Adjustment of Y FM deviation Measuring instrument Oscilloscope Mode REC PB self playback recording Input signal Color bar Measuring point TL801 Adjustment address 34 Adjustment level 500 Vp p 20 mVp p 500 20mVp p 20pin SC2 19pin SC6 20pin SC4 CCD PWB 19pin LENS SC3 15pin 17pin Connect FPC between the camera and ...

Page 6: ...dress 1F8 Adjustment level 286mVp p 1 Connect the oscilloscope to the VIDEO OUT Adjust the sync level to 286mVp p 1H Video SYNC 286mVp p 6 2 2 9 Auto white balance adjustment Measuring instrument Subject Gray scale Tape Test point VIDEO OUT Terminated in 75 Ω Adjustment address R OUT DOOR 016 B OUT DOOR 018 Adjustment level R OUT DOOR 0 3 B OUT DOOR 0 3 Vector scope 1 Attach the color temperature ...

Page 7: ...7 VL E780U VL E785U VL E785T M E M O ...

Page 8: ...8 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 1 2 3 4 5 6 7 8 SCHEMATIC DIAGRAMS 8 2 POWER CIRCUIT SCHEMATIC DIAGRAM LOCATION MAP 1 4 1 3 2 4 å å ...

Page 9: ...9 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 1 2 3 4 5 6 7 LOCATION MAP 2 4 1 3 2 4 å AND SHADED COMPONENTS SAFETY RELATED PARTS ...

Page 10: ...10 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 7 8 9 10 11 12 13 LOCATION MAP 3 4 1 3 2 4 ...

Page 11: ...11 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 7 8 9 10 11 12 13 LOCATION MAP 4 4 1 3 2 4 ...

Page 12: ...12 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T 8 3 AUDIO CIRCUIT SCHEMATIC DIAGRAM ...

Page 13: ...13 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G H 1 2 3 4 5 6 7 8 4 MOTOR DRIVER SCHEMATIC DIAGRAM ...

Page 14: ...A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T 8 5 LCD DISPLAY CIRCUIT SCHEMATIC DIAGRAM LOCATION MAP 1 4 1 3 2 4 G H I J K L M 1 2 3 4 5 6 7 See S38N2VL E710U Page 8 21 When replacing the IC800 ...

Page 15: ...15 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 1 2 3 4 5 6 7 LOCATION MAP 2 4 1 3 2 4 ...

Page 16: ...16 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 7 8 9 10 11 12 13 LOCATION MAP 3 4 1 3 2 4 ...

Page 17: ...17 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 7 8 9 10 11 12 13 LOCATION MAP 4 4 1 3 2 4 ...

Page 18: ...18 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T 8 6 RF CIRCUIT SCHEMATIC DIAGRAM ...

Page 19: ...19 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T ...

Page 20: ... C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 1 2 3 4 5 6 7 8 7 SYSTEM CONTROL CIRCUIT SCHEMATIC DIAGRAM LOCATION MAP 1 4 1 3 2 4 See S38N2VL E710U Page 8 22 When replacing the IC703 705 ...

Page 21: ...21 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 1 2 3 4 5 6 7 LOCATION MAP 2 4 1 3 2 4 ...

Page 22: ...22 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 7 8 9 10 11 12 13 LOCATION MAP 3 4 1 3 2 4 ...

Page 23: ...23 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 7 8 9 10 11 12 13 LOCATION MAP 4 4 1 3 2 4 ...

Page 24: ...24 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 1 2 3 4 5 6 7 8 9 Y C CIRCUIT SCHEMATIC DIAGRAM LOCATION MAP 1 4 1 3 2 4 See S38N2VL E710U Page 8 21 When replacing the IC401 ...

Page 25: ...25 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 1 2 3 4 5 6 7 LOCATION MAP 2 4 1 3 2 4 ...

Page 26: ...26 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T G H I J K L M 7 8 9 10 11 12 13 LOCATION MAP 3 4 1 3 2 4 ...

Page 27: ...27 7 8 9 10 11 12 13 VL E780U VL E785U VL E785T A B C D E F G 7 8 9 10 11 12 13 LOCATION MAP 4 4 1 3 2 4 ...

Page 28: ...28 A B C D E F G H 1 2 3 4 5 6 7 VL E780U VL E785U VL E785T 8 10 D A CIRCUIT SCHEMATIC DIAGRAM ...

Page 29: ...T ITEM L ASSEMBLANGE P C I EST UN ARTICLE NON REMPLACABLE Ref No Part No Description Code Note In this chapter only the differences from VL E760U 765U are described Therefore for the parts which are not described in this page refer to the Service Manual for VL E760U 765U S38N2VL E760U chapter 11 PRINTED WIRING BOARD ASSEMBLIES NOT REPLACEMENT ITEM DUNTK2782QA10 J VCR Unit VL E780U DUNTK2782QA11 J ...

Page 30: ...8 202 349 362 354 355 208 369 313 363 208 202 214 312 310 202 209 209 215 318 332 316 311 304 209 370 364 333 302 214 303 301 214 309 323 322 209 315 317 214 327 307 308 208 209 209 365 306 208 341 376 343 330 212 357 329 336 206 344 339 338 337 214 358 206 209 209 209 342 209 209 372 334 335 214 300 353 352 214 361 360 331 366 207 214 340 305 205 209 367 374 326 321 208 208 214 209 216 216 204 ME...

Page 31: ...330 MLEVF0495GEZZ J Ten Arm Ass y AC 331 LBNDK3023GEZZ J Ten Band Ass y AF 332 NiDR 0016GEZZ J Swing Gear Ass y AF 333 NGERH1286GEZZ J Driving Gear AC 334 NGERH1287GEZZ J Pulley Gear AD 335 NPLYV0157GEZZ J Relay Pulley AD 336 MLEVP0284GEZZ J S Brake AC 337 NGERH1288GEZZ J Tu Brake Gear AC 338 MLEVP0285GEZZ J Tu Main Brake AC 339 MLEVP0286GEZZ J Tu Sub Brake AC 340 MSPRD0169GEZZ J Tu Brake Spring A...

Page 32: ... 28 29 30 31 4 2 5 6 5 4 5 2 5 5 5 3 1 3 1 2 1 4 32 a a 4 6 16 6 15 6 10 6 12 6 13 6 11 6 14 6 2 6 3 6 4 6 5 6 6 6 7 7 4 7 3 2 5 2 4 2 3 2 2 7 2 7 5 6 9 6 8 6 9 h h 7 b b 22 b b b d f f f d 20 49 13 24 a a 15 2 14 56 b b 8 10 11 9 10 9 12 52 51 50 17 e b 1 46 b 45 43 40 b 41 42 e 48 47 c 49 c 39 5 j c c 35 36 37 38 54 34 d d e 23 d b 6 d b 21 b b b 25 18 53 16 g b 44 ...

Page 33: ...3 Screw AA g LX UZ0016TAFD J M2x5 Special Screw AA h LX BZ0200TAFD J M2x7 Special Screw AB i XiPSN20P04000 J M2x4 Small Screw Silver AA j LX HZ0063TAFC J M1 7x6 Tapping Silver AA 1 DCABA6183TAK3 J V Frame Service AL VL E780U 1 DCABA6183TAK1 J V Frame Service AL VL E785U 1 DCABA6183TAK2 J V Frame Service AL VL E785T 1 2 PSPAG0095TAZZ J VCR Lid Cushion AA 1 3 TLABH0355TAZZ J Lithium Exchange Label A...

Page 34: ... 400 CHLDX3077GE01 J Cassette Compartment AY Assy 401 MSPRT0414GEZZ J Up Main Spring AD 402 MROD 0014GEFJ J Damper rod AG 403 PDMP 0013GEZZ J Cassette Compartment AG Damper CASSETTE HOUSING PARTS CASSETTE HOUSING CONTROL UNIT A B C D 1 2 3 4 5 6 403 402 401 401 400 End of Cassette Housing Parts ...

Page 35: ...274TAZZ VL E780U E785U UADP 0275TAZZ VL E785T AC Adapter GCOVH1225TASA Lens Cap UBATM0010TAZZ VL E780U E785U UBATM0011TAZZ VL E785T Battery UBATL0011TAZZ Lithium Battery x 2 UBATU0023GEZZ Battery AA x 2 SPAKA6176TAZZ Packing ADD SPAKP6049TAZZ Wrapping Paper TiNSE0313TAZZ VL E780U TiNSE0314TAZZ VL E785U TiNS 6013TAZZ VL E785T Operation Manual SPAKA6202TAZZ Packing ADD SPAKA6237TAZZ Packing ADD SPAK...

Page 36: ...ta Tochigi 329 2193 Japan COPYRIGHT C 1998 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this 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 Dec 1998 Printed in JAPAN SA NS VL E780U VL E785U VL E785T ...

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