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PDR-555RW, PDR-V500, PDR-19RW, PDR-509
1. BLOCK DIAGRAM ........................................................................................................... 4
1.1 PDR-555RW, PDR-V500 AND PDR-19RW ............................................................................. 4
1.2 PDR-509 ................................................................................................................................... 6
2. PRODUCT DESCRIPTIONS ........................................................................................... 8
3. PORT TABLE OF MICROCOMPUTER ........................................................................... 9
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 ............................................................................... 19
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 .............................................. 27
5.1 DISC ....................................................................................................................................... 27
5.2 OVERWRITE RECORDING OF CD-RW ............................................................................... 27
6. PICKUP (KRS-200A) ..................................................................................................... 28
7. CIRCUIT DESCRIPTIONS ............................................................................................ 29
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
CONTENTS