CDX-CA850/CA850X/CA860X
3-2. BLOCK DIAGRAM — CD SECTION —
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OPTICAL |
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| RF AMP, LD APC, |
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| DIGITAL SERVO, |
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| (Page 24) |
| CD SYSTEM CONTROL |
| ATT | TUNER | SYSTEM CONTROL |
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| ERROR AMP |
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| DIGITAL SIGNAL PROCESSOR |
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| IC1 |
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| IC501 |
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| 1 |
| IC5 |
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| SECTION |
| IC501 (1/3) |
| • Signal path | |||||
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| (Page 24) |
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A |
| 5 | A |
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| TUNER |
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| A MUT 19 |
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| 5 | ATT |
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| :CD | |
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| SECTION |
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C |
| 7 | C |
| RF | RFO |
| 61 RFAC | EFM | D/A | D/A | LOUT1 | 92 | CD L |
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| B |
| 16 | LOUT2 |
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| CDMON | 17 | MDON |
| DISPLAY |
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B |
| 6 |
| EQ |
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| DEM | I/F | CONV. | 95 |
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| 54 RFDC |
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| CDON 18 | CDON | SECTION (Page 25) |
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| BUS CLK |
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D | 8 | D |
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| 51 |
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| 19 | UNI CKO |
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CONV. |
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| BUS SI | 52 |
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| 17 | UNI SI |
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| FOCUS |
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| DIGITAL |
| LOCK | 34 |
| 46 | LOCK |
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| 18 UNI SO |
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| ERROR |
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| CLV |
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| BUS ON 61 |
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| 14 BUS ON |
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| (KEY BOARD) |
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| RESET | 30 |
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| 22 SYS RST |
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| FE | 14 | 50 FE |
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| 6 | OPEN | BU IN | 60 |
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| 77 BU IN |
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| SIRCS |
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| 90 RESET SIRCS 24 |
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| 11 | TRACKING |
| TE | 13 | 52 | TE |
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| SQSO | 6 |
| 49 | SI2 |
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| BUFFER |
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F |
| 10 | F | ERROR |
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| SUB | SQCK |
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| 86 HSTX |
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| IC903 |
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| 7 |
| 48 | SCK2 |
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| 51 SE |
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| CODE | SCOR |
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| PD |
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| PROCESS | 24 |
| 64 | SCOR |
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| IC502 |
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PD |
| 4 |
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| LD |
| LD ON 22 |
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| MD2 73 |
| 71 | MD2 |
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| 1 | RESET | 2 |
| BU 5V |
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| XRST | 11 |
| 21 | CD RST |
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| S101 |
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| LD |
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| HOLD SW 21 |
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| DATA 13 |
| 67 | CD DATA |
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LD |
| LD |
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| RESET |
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DRIVE | 3 |
| AGC CONT 20 |
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| XLAT | 14 |
| 68 | CD XLAT |
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| Q101 |
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| SCLK | 17 |
| 45 | SCLK |
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| CLOK | 15 |
| 65 | CD CKO |
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| TRACKING/FOCUS COIL DRIVE |
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| SENS | 16 |
| 57 | SENS |
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| SLED/SPINDLE/LOADING MOTOR DRIVE |
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| GFS | 22 |
| 55 | GFS |
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| IC7 |
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| BU DET |
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| FOK | 32 |
| 54 | FOK |
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| BUS INTERFACE |
| BATT | ||||
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| Q602 | ||||||||
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| IC601 |
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| FOCUS |
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| FFDR |
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FOCUS |
| 10 |
| 22 |
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| 31 | XIN |
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| COIL |
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| FRDR |
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| X1 |
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COIL |
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| BATT (L) |
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| 11 |
| DRIVE | 21 |
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| 10MHz |
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| 10 |
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| 3 | BATT |
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| 32 | XOUT |
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| CHECK |
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TRACKING |
| 8 |
| TRACKING | 25 |
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| 40 | TFDR | SERVO |
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| COIL |
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| TRDR |
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COIL |
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| CTL |
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| 13 |
| RESET |
| 2 |
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| 9 |
| DRIVE | 24 |
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| SW3 | 11 | SSTP |
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| M902 |
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| SFDR |
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| (LIMIT) |
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| Q603 |
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| SLED | 31 |
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| SW1 |
| IN SW |
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| 62 |
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| BUS ON |
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| SLED |
| MOTOR |
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| SRDR |
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| 12 |
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| 7 |
| 32 |
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| (DISC IN) |
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| CONT |
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| MOTOR |
| DRIVE |
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| SW4 | 10 | D SW |
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| 8 |
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| M901 |
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| SPINDLE |
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| (DOWN) |
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| 12 |
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| MDP |
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| 9 |
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| SPINDLE |
| MOTOR | 18 |
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| 35 |
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| SW2 | 63 | SELF SW |
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| DATA |
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| 6 | 5 | 2 | ||||||||
| MOTOR |
| DRIVE |
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| (SELF) |
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| 8 |
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| 4 | 1 |
| M903 |
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| LOADING |
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| CLK |
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| 69 | LM EJ |
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| 11 |
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| 4 | CN601 | ||||
| LOADING |
| MOTOR |
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| MOTOR | 4 |
| DRIVE | 2 |
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| 66 | LM LOD |
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| BUS |
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| 40 | SLED – |
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| CONTROL IN | |
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| MUTE 1 34 |
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| 70 | DRIVE OE |
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| MUTE 2 35 |
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| 20 | LD ON |
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| 22 | HOLD |
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| 23 | AGC CONT | BUS SO 53 |
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| 2 |
| SRST |
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| BUS CLK |
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| BUS SI |
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| DISPLAY | BUS ON |
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| UNI SO |
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| SECTION |
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| LINK OFF |
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(Page 25)
23 23
