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DVU230

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    Current Mode PWM Controller With Built-in High Voltage

Summary of Contents for DVU230

Page 1: ...DVD Player DVU230...

Page 2: ...oded view Parts Lists 15 9 Exploded view DVD driver 16 10 Fault tracing flow chart 17 11 Front Panel 21 12 DVD driver Exploded view Parts Lists 23 13 Remote Control Systems 24 14 Power supply SCH 25 1...

Page 3: ...tions Technical Specifications 1 1 Disctype DVD SVCD DVCD CVD digital audio And video disc VCD 1 0 1 1 20 version minilaser Audio audion and video laser dise CD DA common music laser CD Mp3 audio CD M...

Page 4: ...DVU230 3 Safety instructions Warnings Notes Safety instructions Warnings Notes...

Page 5: ...ward the Rear 3 Remove 5 screws at the Inner Metal Plate and then open it exploded view screws 4 Remove two screws at side of panel exploded view screws 5 Remove 4 screws at both sides of the loader a...

Page 6: ...DVU230 5 Block Diagram Cable Connections Block Diagram 3...

Page 7: ...DVU230 6 Schematic Diagrams Schematic Diagrams 4 DVD MPEG board SCH...

Page 8: ...DVU230 7 Schematic Diagrams...

Page 9: ...DVU230 8 Schematic Diagrams...

Page 10: ...DVU230 9 Schematic Diagrams...

Page 11: ...DVU230 10 Schematic Diagrams...

Page 12: ...DVU230 11 Schematic Diagrams...

Page 13: ...DVU230 12 5 Diagram Pictoric Diagram Pictoric Power supply PCB...

Page 14: ...DVU230 13 Exploded View Exploded View 7...

Page 15: ...4 Fault tracing flow chart Fault tracing flow chart 10 8 19 19 19 20 12 R13 D11 D5 L27 20 C17 C16 R20 is OK Whether D1 EC14 R15 is good 1X16M bit 35 pin has 108MHZhigh frequency wave 108MHZhigh freque...

Page 16: ...15 Fault tracing flow chart Whether Q8 Q11 is OK Whether external conponents is Ok Whether Y C signal base of Q8 Q11 is normal Whether the wave of lC8202L 21 22 Wether Q7 is normal Wether lC8202L is...

Page 17: ...DVU230 16 Fault tracing flow chart Whether lC8202L 127 128 have touch off Whether lC8202L is ok Whether spdif wave of lc8002 20 is...

Page 18: ...Whether L21 L22 is OK Whether Q4 Q5 R31 R37 is OK Whether D2 D30 R26 is OK Whether lc5888 is OK Whether U12 is OK Whether lc5888 13 14 is OK Whether Q1 Q3 is OK Whether Q2 is OK Whether lC8202L 97 po...

Page 19: ...DVU230 18 Front Panel Front Panel 11...

Page 20: ...DVU230 19 Functional descriptions panel Functional descriptions panel...

Page 21: ...DVU230 20 DVD driver Exploded view Parts Lists DVD driver Exploded view Parts Lists 12...

Page 22: ...DVU230 21 Remote Control Systems Remote Control Systems 13...

Page 23: ...DVU230 22 Power supply SCH Power supply SCH 14...

Page 24: ...DVU230 23 Current Mode PWM Controller With Built in High Voltage...

Page 25: ...DVU230 24 Current Mode PWM Controller With Built in High Voltage...

Page 26: ...DVU230 25 Current Mode PWM Controller With Built in High Voltage...

Page 27: ...DVU230 26 Description of the integrated circuits TL431 Description of the integrated circuits TL431 16...

Page 28: ...DVU230 27 DVD MPEG board 17 DVD MPEG board Functional descriptions...

Page 29: ...DVU230 28 18 Electrical Diagrams and Print layoutsdecode Board For info only Electrical Diagrams and Print layoutsdecode Board For info only...

Page 30: ...DVU230 29 Electrical Diagrams and Print layoutsdecode Board For info only...

Page 31: ...19 POWER BOARD CX DP9 VER1 0 DISPLAY BOARD DV L2303 VER1 0 MPEG BOARD CX13 S8202L S VER1 1 FLEXIBLE 9 5 DVD LENS SONY KHS 313A DV34 LOADER TRAY SPINDLE MOTOR SANYO 24R12TR REMOTE CONTROL DVU230 PART N...

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