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1. IMPORTANT SERVICE NOTES ........................................................................................................ 2
2. FEATURES ........................................................................................................................................ 6
3. SPECIFICATIONS ............................................................................................................................. 7
4. PART NAMES .................................................................................................................................... 9
5. DISASSEMBLY METHOD ............................................................................................................... 11
6. TROUBLESHOOTING ..................................................................................................................... 15
7. BLOCK DIAGRAMS ......................................................................................................................... 26
8. SCHEMATIC DIAGRAMS ................................................................................................................ 34
9. PRINTED WIRING BOARD ASSEMBLIES ..................................................................................... 60
10. REPLACEMENT PARTS LIST / EXPLODED VIEWS ..................................................................... 75
11. PACKING OF THE SET ................................................................................................................... 95
SHARP CORPORATION
SERVICE MANUAL

DVD VIDEO RECORDER

MODEL
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 be used.
CONTENTS
DV-HR300U
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
DV-HR300U
SX3L5DV-HR300
Page

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  • Page 1: Table Of Contents

    DV-HR300U SERVICE MANUAL SX3L5DV-HR300 DVD VIDEO RECORDER DV-HR300U MODEL 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 be used. CONTENTS Page 1.
  • Page 2: Important Service Notes

    DV-HR300U 1. IMPORTANT SERVICE NOTES This Unit is classified as a CLASS 1 LASER Note: product. This unit can be used only where the power The CLASS 1 LASER PRODUCT label is located supply is AC 110V-240V, 50/60Hz. on the rear cover.
  • Page 3 DV-HR300U IMPORTANT SERVICE NOTES etc.) and measure the AC voltage drop across the BEFORE RETURNING THE VCR/DVD COMBINA- resistor. Reverse the AC plug on the set and repeat TION MODEL AC voltage measurements for each exposed part. Before returning the video cassette recorder to the user, Any reading of 0.45V rms (this corresponds to 0.3mA...
  • Page 4 DV-HR300U NOTES DE SERVICE IMPORTANTES AVANT DE RENDRE LE VCR/DVD MAGNETOSCOPE pièces métalliques exposées ayant un parcours de retour au châssis (connexions d’antenne, coffret métallique, tétes de vis, boutons et arbres de Avant de rendre le magnétoscope à l’utilisateur, effectuer commande, etc.) et mesurer la chute de tension CA...
  • Page 5 DV-HR300U Precautions for using lead-free solder 1 Employing lead-free solder "Operation (R) PWB, Operation (L) PWB, Power PWB and UV PWB" of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder.
  • Page 6: Features

    DV-HR300U 2. FEATURES z A new timer recording system:"Easy Recording 2X or DVD-R Ver. 2.0/4X. 2 Rate conversion dubbing Guide" The mode can be selected from 32 levels just like recording mode. » The Recorder is equipped with a high-capacity hard disc, so...
  • Page 7: Specifications

    DV-HR300U 4 Batch erasing of titles/chapters 3 Luminous buttons Titles and chapters which become unnecessary after editing Luminous buttons are used for key control buttons on the can be batch erased by selecting them from the list of remote control so they are easy to see in the dark.
  • Page 8 DV-HR300U LP (2X): Approx. 4 hours EP (3X): Approx. 6 hours MN (Manual): 32 levels between FINE and EP Playback Playable discs: DVD Video, DVD-R/RW, Audio CD (CD-DA), Video CD, CD-R/ RW (CD-DA, Video CD format, MP3 file format) Tuner...
  • Page 9: Part Names

    DV-HR300U 4. PART NAMES...
  • Page 10 DV-HR300U...
  • Page 11: Disassembly Method

    DV-HR300U 5. DISASSEMBLY METHOD 5-1. DISASSEMBLY METHOD (1) Removing the top cabinet 1. Remove five screws 1. 2. Slide back the top cabinet by 10 mm and remove upward. (2) Removing the panel 1. Push a protruding part shown in a at the bottom with a screwdriver, etc.
  • Page 12 DV-HR300U (6) Removing the DVD unit 1. Remove four screws 9. 2. Remove the DVD unit (with the angle) upward. 3. Disconnect cables including the flat cable and power cable. 4. Remove the gasket. (7) Removing the rear terminal board and fan 1.
  • Page 13 DV-HR300U 5-2. EXTENSION CABLE DIAGRAM Parts Code Price Code Parts name / Use 1 QCNW-C072WJZZ Main to Sub Signal Line CN3001—S2202 2 QCNW-C073WJZZ Main to Sub Control Line CN3003↔S2201 3 QCNW-C074WJZZ Main to Power CN3004↔P9005 4 QCNW-B712WJZZ ATAPI cable for HDD CN4502↔ATAPi...
  • Page 14 DV-HR300U 5-3. Notes for servicing 1. After replacing the HDD or main PWB, register the HDD-ID again. 2. After replacing I54R NOR flash (IC7502) or NAND flash (IC7509), upgrade the version using the CD. All the data in the HDD will be formatted by replacing the main PWB unit.
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  • Page 25 DV-HR300U - M E M O -...
  • Page 26: Block Diagrams

    DV-HR300U DV-HR300U 7. BLOCK DIAGRAMS 7-1. MAIN BLOCK DIAGRAM...
  • Page 27 DV-HR300U DV-HR300U 7-2. SUB BLOCK DIAGRAM...
  • Page 28 DV-HR300U DV-HR300U 7-3. POWER BLOCK DIAGRAM...
  • Page 29 DV-HR300U DV-HR300U 7-4. DV BLOCK DIAGRAM...
  • Page 30: Schematic Diagrams

    DV-HR300U DV-HR300U 8. SCHEMATIC DIAGRAMS Note : 8-1. MAIN (1) 154_RP CIRCUIT SCHEMATIC DIAGRAM...
  • Page 31 DV-HR300U DV-HR300U 8-2. MAIN (2) SVLSI CIRCUIT SCHEMATIC DIAGRAM Note :...
  • Page 32 DV-HR300U DV-HR300U 8-3. MAIN (3) CLAUDIA CIRCUIT SCHEMATIC DIAGRAM Note :...
  • Page 33 DV-HR300U DV-HR300U 8-4. MAIN (4) DV CIRCUIT SCHEMATIC DIAGRAM Note :...
  • Page 34 DV-HR300U DV-HR300U 8-5. MAIN (5) YCDEC CIRCUIT SCHEMATIC DIAGRAM Note :...
  • Page 35 DV-HR300U DV-HR300U 8-6. MAIN (6) AADC CIRCUIT SCHEMATIC DIAGRAM Note :...
  • Page 36 DV-HR300U DV-HR300U 8-7. SUB CIRCUIT (1) SCHEMATIC DIAGRAM...
  • Page 37 DV-HR300U DV-HR300U 8-8. SUB CIRCUIT (2) SCHEMATIC DIAGRAM...
  • Page 38 DV-HR300U DV-HR300U 8-9. SUB CIRCUIT (3) SCHEMATIC DIAGRAM...
  • Page 39 DV-HR300U 8-10. OPERATION (R) CIRCUIT SCHEMATIC DIAGRAM...
  • Page 40 DV-HR300U 8-11. OPERATION (L) CIRCUIT SCHEMATIC DIAGRAM...
  • Page 41 DV-HR300U DV-HR300U å AND SHADED COMPONENTS=SAFETY RELATED PARTS 8-12. POWER CIRCUIT SCHEMATIC DIAGRAM...
  • Page 42 DV-HR300U DV-HR300U 8-13. UV CIRCUIT SCHEMATIC DIAGRAM...
  • Page 43 DV-HR300U DV-HR300U 8-14. LCD CIRCUIT SCHEMATIC DIAGRAM...
  • Page 44: Printed Wiring Board Assemblies

    DV-HR300U DV-HR300U 9. PRINTED WIRING BOARD ASSEMBLIES MAIN PWB SIDE A R3 0 3 1 Q3 0 0 2 R3 0 3 2 Q3 0 0 1 C3 5 5 8 C3 5 5 7 X3 5 0 1 I C3 0 1 1...
  • Page 45 DV-HR300U DV-HR300U SIDE B F B3 0 1 1 C3 0 3 1 R3 1 0 7 C7 3 2 0 R3 1 0 5 I C3 0 0 8 R3 0 8 4 R7 8 2 0 CN3 0 0 3...
  • Page 46 DV-HR300U DV-HR300U SUB PWB SIDE A...
  • Page 47 DV-HR300U DV-HR300U SIDE B...
  • Page 48 DV-HR300U OPERATION (R) PWB SIDE A SIDE B...
  • Page 49 DV-HR300U OPERATION (L) PWB SIDE A SIDE B...
  • Page 50 DV-HR300U POWER PWB SIDE A...
  • Page 51 DV-HR300U SIDE B...
  • Page 52 DV-HR300U UV PWB SIDE A...
  • Page 53 DV-HR300U SIDE B...
  • Page 54 DV-HR300U LCD PWB SIDE A SIDE B...
  • Page 55: Replacement Parts List/ Exploded Views

    " HOW TO ORDER REPLACEMENT PARTS " IC7303 VHiPQ070XZ1-1Y J PQ070XZ01ZP IC7304 RH-iXA482WJZZQ J UPD61052GD-LML in USA: Contact your nearest SHARP Parts Distributor. For loca- IC7306 RH-iXA770WJZZQ J GLT5640L16P7TC tion of SHARP Parts Distributor, IC7307 RH-iXA770WJZZQ J GLT5640L16P7TC Call Toll-free 1-IBE800-SHARP...
  • Page 56 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 C3543 VCKYCY1CB104KY J 0.1 16V Ceramic MAIN PWB UNIT (Continued) C3544 VCKYCY1CB104KY J 0.1 16V Ceramic C3545 VCKYCY1CB104KY J 0.1 16V Ceramic L7501 VP-NM470K2R0NY J Peaking 47µH C3546 VCKYCY1CB104KY J 0.1...
  • Page 57 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 C4525 VCKYCY1EF104ZY J 0.1 25V Ceramic MAIN PWB UNIT (Continued) C7301 VCKYCY0JB105KY J 1 6.3V Ceramic C7308 VCEAPF0JW107MY J 100 6.3V Electrolytic C4012 VCKYTV1CB224KY J 0.22...
  • Page 58 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 R3025 VRS-CY1JF103JY J 10k 1/16W Metal Oxide MAIN PWB UNIT (Continued) R3026 VRS-CY1JF562JY J 5.6k 1/16W Metal Oxide R3027 VRS-CY1JF000JY 1/16W Metal Oxide C7530 VCKYCY1EF104ZY J 0.1...
  • Page 59 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 R3588 VRS-CY1JF391JY J 390 1/16W Metal Oxide MAIN PWB UNIT (Continued) R3589 VRS-CY1JF391JY J 390 1/16W Metal Oxide R3591 VRS-CY1JF391JY J 390 1/16W Metal Oxide R3146...
  • Page 60 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 R4108 VRS-CY1JF271JY J 270 1/16W Metal Oxide MAIN PWB UNIT (Continued) R4109 VRS-CY1JF000JY 1/16W Metal Oxide R4110 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R4026 VRS-CY1JF912FY J 9.1k 1/16W Metal Oxide...
  • Page 61 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 R4623 VRS-CY1JF000JY 1/16W Metal Oxide MAIN PWB UNIT (Continued) R4624 VRS-CY1JF000JY 1/16W Metal Oxide R4625 VRS-CY1JF000JY 1/16W Metal Oxide R4513 VRS-CY1JF330JY J 33 1/16W Metal Oxide...
  • Page 62 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 R7695 VRS-CY1JF000JY 1/16W Metal Oxide MAIN PWB UNIT (Continued) R7696 VRS-CY1JF000JY 1/16W Metal Oxide R7705 VRS-CY1JF000JY 1/16W Metal Oxide R7706 VRS-CY1JF103JY J 10k 1/16W Metal Oxide...
  • Page 63 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DSETV0192TEV5 FB7301 RBLN-0252TAZZY J Ferrite Bead MAIN PWB UNIT (Continued) FB7302 RBLN-0252TAZZY J Ferrite Bead FB7303 RBLN-0252TAZZY J Ferrite Bead R7812 VRS-CY1JF000JY 1/16W Metal Oxide FB7304 RBLN-0252TAZZY...
  • Page 64 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC043TE6B CAPACITORS SUB PWB UNIT (Continued) C501 VCEA9M0JW476M+ J 47 6.3V Electrolytic C502 VCKYCY0JF105ZY J 1 6.3V Ceramic Q2507 VS2SA1530ARS1Y J 2SA1530ARS C503 VCCCCY1HH120JY J 12p 50V Ceramic...
  • Page 65 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC043TE6B R511 VRS-CY1JF102JY J 1k 1/16W Metal Oxide SUB PWB UNIT (Continued) R512 VRS-CY1JF102JY J 1k 1/16W Metal Oxide R513 VRS-CY1JF102JY J 1k 1/16W Metal Oxide C2250 VCEA9M0JW476M+ J 47 6.3V Electrolytic...
  • Page 66 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC043TE6B R2214 VRS-CY1JF334JY J 330k 1/16W Metal Oxide SUB PWB UNIT (Continued) R2215 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R2216 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R710...
  • Page 67 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC043TE6B R6522 VRS-CY1JF271JY J 270 1/16W Metal Oxide SUB PWB UNIT (Continued) R6523 VRS-CY1JF271JY J 270 1/16W Metal Oxide R6524 VRS-CY1JF272JY J 2.7k 1/16W Metal Oxide R2550...
  • Page 68 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC043TE6B D9053 VHD1SS119//-1Y J 1SS119 SUB PWB UNIT (Continued) D9055 VHD1SS119//-1Y J 1SS119 D9056 VHD1SS119//-1Y J 1SS119 RESISTORS D9091 VHD1SS119//-1Y J 1SS119 R2701 VRS-CY1JF101JY J 100 1/16W Metal Oxide...
  • Page 69 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC046TEV2 C1507 VCCCCY1HH101JY J 100p 50V Ceramic POWER PWB UNIT (Continued) C1508 VCCCCY1HH101JY J 100p 50V Ceramic C1509 VCKYCY1HF103ZY J 0.01 50V Ceramic R9013 VRD-RA2BE152JY J 1.5k 1/8W...
  • Page 70 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC050TE6A LCD PWB UNIT (Continued) C8011 VCEA9M1CW106M+ J 10 16V Electrolytic C8012 VCKYCY1HB103KY J 0.01 50V Ceramic C8013 VCCCCY1HH101JY J 100p 50V Ceramic C8014 VCCCCY1HH100DY J 10p...
  • Page 71 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET PARTS FRONT PANEL PARTS CCABAA444TEV2 J Top Body Ass’y CPNLCA102TEV1 J Front Panel Ass’y GBDYUA048WJFW J Chassis Ass’y 600-1 JBTN-A199WJSB J Button, Power GCOVAA546WJZZ J Rear Cover...
  • Page 72 DV-HR300U Ref. No. Part No. Description Code Ref. No. Part No. Description Code SUPPLIED ACCESSORIES RRMCGA198WJSA J Remote Control Unit TiNS-A914WJZZ J Operation Manual QCNW-B557WJPZ J AV Cable QCNW-B656WJZZ J RF Cable TGAN-A252WJZZ Registration Card — QCNW-8387AJZZ J RF cable...
  • Page 73 DV-HR300U CABINET EXPLODED VIEW...
  • Page 74 DV-HR300U FRONT PANEL EXPLODED VIEW 600-15 600-1 600-13 600-6 600-11 600-8 600-9 600-4 600-17 600-7 600-10 600-3 600-5 600-2 600-14 600-12 600-16...
  • Page 75: Packing Of The Set

    DV-HR300U 11. PACKING OF THE SET TGAN-A252WJZZ (Registration Card) QCNW-B557WJPZ (AV Cable) QCNW-B656WJZZ SPAKP0209AJZZ (RF Cable) (Wrapping Paper) SSAKA0005PEZZ RRMCGA198WJSA (Polyethylene Bag) (Remote Control Unit) TiNS-A914WJZZ (Operation Manual) SPAKFA416WJZZ (Packing Material) SPAKFA379WJZZ (Rear Pad) SPAKFA452WJZZ (Rear Pad-2) SPAKFA380WJZZ (Packing Material)
  • Page 76 DV-HR300U © COPYRIGHT 2004 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.

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