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PDR-555RW, PDR-V500, PDR-19RW, PDR-509

CONTENTS

1. BLOCK DIAGRAM ...........................................................................................................

1.1 PDR-555RW, PDR-V500 AND PDR-19RW ............................................................................. 4

1.2 PDR-509 ................................................................................................................................... 6

2. PRODUCT DESCRIPTIONS ...........................................................................................

3. PORT TABLE OF MICROCOMPUTER ...........................................................................

3.1 MODE CONTROL OF PDR-555RW, PDR-V500 AND PDR-19RW ......................................... 9

3.2 MECHANISM CONTROL OF PDR-555RW, PDR-V500 AND PDR-19RW ............................ 11

3.3 MODE CONTROL OF PDR-509 ............................................................................................ 14

3.4 MECHANISM CONTROL OF PDR-509 ................................................................................. 16

4. PIN FUNCTION OF PRINCIPAL IC ...............................................................................

4.1 AD1893JST ............................................................................................................................ 19

4.2 BR93LC46AF ......................................................................................................................... 19

4.3 LC89585 ................................................................................................................................. 20

4.4 LH64256CK-70 ....................................................................................................................... 22

4.5 PA9004A ................................................................................................................................ 22

4.6 PDJ014A ................................................................................................................................ 23

4.7 PDK033A or PDK041A ........................................................................................................... 24

4.8 AK5340-VS ............................................................................................................................. 25

4.9 PD0236AD .............................................................................................................................. 26

4.10 PCM1800-1 .......................................................................................................................... 26

5. RECORDING MECHANISM FOR CD-Rs AND CD-RWs ..............................................

5.1 DISC ....................................................................................................................................... 27

5.2 OVERWRITE RECORDING OF CD-RW ............................................................................... 27

6. PICKUP (KRS-200A) .....................................................................................................

7. CIRCUIT DESCRIPTIONS ............................................................................................

7.1 SERVO CIRCUITS ................................................................................................................. 29

7.1.1 Control Circuit for the Laser Diode .................................................................................. 29

7.1.2 Error Signal Generation Circuit ....................................................................................... 29

7.1.3 Focus Servo .................................................................................................................... 29

7.1.4 Tracking Thread Servo ................................................................................................... 29

7.1.5 Spindle Servo .................................................................................................................. 29

7.2 DEFECT CIRCUIT .................................................................................................................. 30

7.3 EFM-DIGITAL PLL ................................................................................................................. 30

7.4 RF DETECTION ..................................................................................................................... 30

7.5 MIRROR CIRCUIT ................................................................................................................. 30

7.6 AUDIO CIRCUITS .................................................................................................................. 30

7.6.1 Analog Audio Input .......................................................................................................... 30

7.6.2 A/D Converter ................................................................................................................. 30

7.6.3 Hi-bit IC (PDR-19RW Only) ............................................................................................ 31

7.6.4 D/A Converter ................................................................................................................. 31

7.6.5 Analog Audio Output Block ............................................................................................. 31

7.7 DIGITAL CIRCUITS ................................................................................................................. 31

7.7.1 Digital Audio Interface Input Block .................................................................................. 31

7.7.2 Sampling Rate Converter ................................................................................................ 31

7.7.3 Clock-jitter Suppressor Circuit (PDR-509 Only) .............................................................. 31

7.7.4 Data Selector .................................................................................................................. 31

7.7.5 Digital Fader, Level Meter, Mute Blocks ......................................................................... 31

7.7.6 Memory Control .............................................................................................................. 31

7.7.7 EFM Encoding ................................................................................................................ 32

7.7.8 Strategy Control .............................................................................................................. 32

7.7.9 Digital Audio Interface Modulation .................................................................................. 32