1
DV-550U
S38O3DV-550U/
DVD VIDEO PLAYER
SERVICE MANUAL
DV-550U
In the interests of user-safety (Required by safety regula-
tions in some countries) the set should be restored to its
original condition and only parts identical to those specified
be used.
MODEL
V I D E O
NTSC
Page
1. IMPORTANT SAFEGUARDS AND PRECAUTIONS ......................................................................1-1
2. FEATURES/3. SPECIFICATIONS .................................................................................................. 2-1
4. PART NAMES ................................................................................................................................. 4-1
5. MAINTENANCE CHECK ITEMS AND EXECUTION TIME ............................................................ 5-1
6. DISASSEMBLY AND REPLACEMENT OF MAIN PARTS ............................................................. 6-1
7. EXPLANATION OF MECHANISM .................................................................................................. 7-1
8. OPERATION OF PICKUP ............................................................................................................... 8-1
9. TEST MODE ................................................................................................................................... 9-1
10. EXPLANATION OF OPERATION AT THE SYSTEM START ...................................................... 10-1
11. TROUBLESHOOTING .................................................................................................................. 11-1
12. IC FUNCTION LIST ....................................................................................................................... 12-1
13. SEMICONDUCTOR LEAD IDENTIFICATION .............................................................................. 13-1
14. BLOCK DIAGRAM ........................................................................................................................ 14-1
15. WIRING DIAGRAM ....................................................................................................................... 15-1
16. SCHEMATIC DIAGRAMS ............................................................................................................. 16-1
17. PRINTED WIRING BOARD ASSEMBLIES ................................................................................... 17-1
18. REPLACEMENT PARTS LIST ...................................................................................................... 18-1
19. PACKING OF THE SET ................................................................................................................ 19-1
CONTENTS
SERVICE MANUAL
DVD VIDEO PLAYER
MODEL DV-550U
ON
DIGITAL
GAMMA
DIGITAL
S PICTURE
POWER
OFF
IN
MAX
LEVEL
PHONES
COMPACT
D I G I T A L
DOLBY
DIGITAL VIDEO
DVD / VIDEO CD / CD
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
SHARP CORPORATION
Содержание DV-550U
Страница 5: ...DV 550U 4 1 For details on the use of each control 4 PART NAMES 14 Remote Sensor ...
Страница 6: ...DV 550U 4 2 ...
Страница 52: ...DV 550U ...
Страница 53: ...A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 DV 550U DV 550U 14 1 14 2 14 BLOCK DIAGRAM ...
Страница 56: ...U DV 550U 10 11 12 13 14 15 16 17 16 2 ...
Страница 57: ...A B C D E F G H I J K L 1 2 3 4 5 6 7 8 9 DV 550U D 16 3 16 2 MAIN 2 CIRCUIT SCHEMATIC DIAGRAM ...
Страница 58: ...10 11 12 13 14 15 16 17 U DV 550U 16 4 ...
Страница 83: ...Ref No Part No Description Code Ref No Part No Description Code 18 19 DV 550U ...