Sony HBD-E190 - Default Chapter; Table of Contents

HBD-E190/E290/E490/E690
4
1. SERVICING NOTES .............................................. 5
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 12
2-2. How To Bend FFC .......................................................... 13
2-3. Left Panel, Right Panel ................................................... 14
2-4. Loading Panel ................................................................. 14
2-5. Top Panel, Front Panel Assy ........................................... 15
2-6. Top Chassis, KARAOKE Board (RU),
POWER KEY Board, PANEL Board ............................. 16
2-7. BD Drive (BPX-7) .......................................................... 17
2-8. MB148 Board ................................................................. 17
2-9. Switching Regulator (SWR1) ......................................... 18
2-10. AMP Board ..................................................................... 18
2-11. Optical Pick-up Block (KEM480AAA),
Wire (Flat Type) .............................................................. 19
3. TEST MODE ............................................................. 20
4. ELECTRICAL CHECK .......................................... 28
5. DIAGRAMS
5-1. Block Diagram - SERVO Section - ................................ 29
5-2. Block Diagram - MEMORY/HDMI Section - ................ 30
5-3. Block Diagram - MAIN Section - ................................... 31
5-4. Block Diagram - AMP Section - ..................................... 32
5-5. Block Diagram - POWER SUPPLY Section - ................ 33
5-6. Printed Wiring Board - MB148 Board (Side A) - ........... 35
5-7. Printed Wiring Board - MB148 Board (Side B) - ........... 36
5-8. Schematic Diagram - MB148 Board (1/9) - ................... 37
5-9. Schematic Diagram - MB148 Board (2/9) - ................... 38
5-10. Schematic Diagram - MB148 Board (3/9) - ................... 39
5-11. Schematic Diagram - MB148 Board (4/9) - ................... 40
5-12. Schematic Diagram - MB148 Board (5/9) - ................... 41
5-13. Schematic Diagram - MB148 Board (6/9) - ................... 42
5-14. Schematic Diagram - MB148 Board (7/9) - ................... 43
5-15. Schematic Diagram - MB148 Board (8/9) - ................... 44
5-16. Schematic Diagram - MB148 Board (9/9) - ................... 45
5-17. Printed Wiring Board - AMP Board (Side A) - ............... 46
5-18. Printed Wiring Board - AMP Board (Side B) - ............... 47
5-19. Schematic Diagram - AMP Board (1/3) - ....................... 48
5-20. Schematic Diagram - AMP Board (2/3) - ....................... 49
5-21. Schematic Diagram - AMP Board (3/3) - ....................... 50
5-22. Printed Wiring Boards - PANEL Section - ..................... 51
5-23. Schematic Diagram - PANEL Section - .......................... 52
TABLE OF CONTENTS
5-24. Printed Wiring Board - TUNER2 Board - ...................... 53
5-25. Schematic Diagram - TUNER2 Board - ......................... 53
5-26. Printed Wiring Board - KARAOKE Board - .................. 54
5-27. Schematic Diagram - KARAOKE Board - ..................... 54
6. EXPLODED VIEWS
6-1. Panel Section ................................................................... 80
6-2. Front Panel Section ......................................................... 81
6-3. Chassis Bottom Section .................................................. 82
6-4. Chassis Section ............................................................... 83
6-5. BD Drive Section (BPX-7) ............................................. 84
7. ELECTRICAL PARTS LIST .............................. 85
NOTES ON CHIP COMPONENT REPLACEMENT
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
FLEXIBLE CIRCUIT BOARD REPAIRING
• Keep the temperature of soldering iron around 270 °C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
This appliance is classified as a
CLASS 3R LASER product.
Visible and invisible laser radiation
is emitted when the laser protective
housing is opened, so be sure to
avoid direct eye exposure.
This appliance is classified as a
CLASS 1 LASER product. This
marking is located on the rear
exterior.
The nameplate is located on the
bottom exterior.
This marking is located on the laser
protective housing inside the
enclosure.
Ver. 1.1