Page 2 - MODEL; SECTION 1
– 2 – TABLE OF CONTENTS 1. SERVICING NOTES ............................................... 2 2. GENERAL ................................................................... 6 3. DISASSEMBLY ......................................................... 7 4. TEST MODE .........................................
Page 3 - LEAKAGE; A battery-operated AC milliammeter. The Data Precision 245; NOTES ON LASER DIODE EMISSION CHECK
– 3 – ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ! LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE ! SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTEDES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉDE FONCTIONNEMENT. NE REMPLACER CES COM-POSANTS QUE PAR DES PIÈCES SONY DONT LESNUMÉROS SONT DONNÉS DANS CE MANUEL...
Page 4 - Restrictions in CD-TEXT Display; TRACK
– 4 – CD-TEXT TEST DISC This unit is able to display the test data (character information) written in the CD on its fluorescent indicator tube.The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used for checking the display.To check, perform the following procedure. Checking Method: 1. Turn ON the pow...
Page 5 - PR
– 5 – 42 ! ” # $ % & ´ (21h to 27h)1kHz 0dB L&R N All the same 43 ( ) + , – . / (28h to 2Fh) N All the same 44 0 1 2 3 4 5 6 7 (30h to 37Fh) N All the same 45 8 9 : ; < = > ? (38h to 3Fh) N All the same 46 @ A B C D E F G (40h to 47Fh) N All the same 47 H I J K L M N O (48h to 4Fh) N A...
Page 6 - LOCATION OF PARTS AND CONTROLS; Front Panel
– 6 – SECTION 2 GENERAL 1 I / u (power switch) button 2 Front cover 3 PLAY MODE button 4 REPEAT button 5 GROUP FILE button 6 Display window 7 GROUP 1-5 buttons 8 TIME/TEXT button 9 INPUT button !º MEMO SEARCH button !¡ JOG dial (DISC/CHARACTER/PUSH ENTER knob) !™ FADER button LOCATION OF PARTS AND C...
Page 7 - SECTION 3
– 7 – CASE, FRONT PANEL Note: Follow the disassembly procedure in the numerical order given. SECTION 3 DISASSEMBLY 1 two screws(M3 × 8) 1 two screws(M3 × 8) 4 screw(BVTT3 × 6) 3 two screws(BVTT3 × 6) 6 three screws(BVTT3 × 6) 5 wire (flat type) (19 core)(CN503) 2 case 7 claw 7 claw 8 front panel 1 t...
Page 9 - BASE UNIT
– 9 – BASE UNIT BD BOARD, SLED MOTOR (M102) 1 wire (flat type) (16 core)(CN101) 8 gear cover 2 screw(B2 × 5) 7 three claws 4 BD board 3 Removalfour solders. !¡ sled motor(M102) 0 two screws(2 × 3) 5 claw 9 gear (B) (RP) 6 gear (A) (S) 1 two screws (BTP2.6 × 8) 6 four screws (PTPWH2.6 × 8) 3 screw(BT...
Page 11 - ADJ MODE; ADJ Mode Special Function Table; Display of special functions in ADJ mode; S o k u t e i c h u
– 11 – SECTION 4 TEST MODE ADJ MODE 1. Press the I / u button to turn ON the power, and open the front cover. 2. Place the CD on the slit, close the front cover, and chuck the the CD. 3. Press the I / u button to turn OFF the power. 4 Disconnect the power supply from the outlet. 5. Short-circuit the...
Page 12 - AGING MODE; Sequence of Aging Mode; A B C D E F
– 12 – Partially lit 1 Partially lit 2 Partially lit 3 Partially lit 4 FLUORESCENT INDICATOR TUBE AND LEDCHECK MODE This mode is set by pressing the I / u button while pressing the [CHECK] and [PLUS ONE] buttons in order in the power-off (standby) state.The whole fluorescent indicator tube lights up...
Page 13 - Error Display
– 13 – *3 Aging cycle count function: Functions which displays the number of agings carried out onthe Fluorescent indicator tube in numbers. One aging cycleconsists of six discs. Contents Name Code number No disc in the specified slit Disc in other slits No function No table sensor input Load in tim...
Page 14 - DISC SENSOR ALIGMENT; While pressing the
– 14 – SECTION 5 MECHANICAL ADJUSTMENTS To adjust the mechanism section, enter the mechanism section adjustment mode.For how to enter the mechanism section adjustment mode, refer to each adjustment section. DISC SENSOR ALIGMENT 1. Make sure that there is no disc in the unit.2. Connect an oscilloscop...
Page 15 - Tighten the fixed screw to fix the disc table, then press the
– 15 – 8. Move the holder (sensor) center so that the flat portion center at the top of the D.SENS (CH1) input waveform and the ‘’H” center of HHOUT (CH2) coincide. 9. Tighten the fixed screw to fix the disc table, then press the [CLEAR] button. 10. The disc table rotates in the clockwise direction....
Page 17 - S Curve Check
– 17 – SECTION 6 ELECTRICAL ADJUSTMENTS Note : 1. CD Block is basically designed to operate without adjustment. There- fore, check each item in order given. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated.3. Use an oscilloscope with more than 10M Ω impedance. 4. Clean the object lens b...
Page 18 - RF PLL Free-run Frequency Check; About RV601 on the MAIN board; button and turn ON the power supply.
– 18 – RF PLL Free-run Frequency Check Procedure :1. Connect the frequency counter to TP (PCK) of the BD board. 2. Press the I / u button and turn ON the power supply. 3. Open the front cover, and press the [PLUS ONE] button. 4. Set the disc (YEDS-18) into the “PLUS ONE” slit.5. Close the front cove...
Page 19 - Adjustment Location :
– 19 – Adjustment Location : [ BD BOARD ] — CONDUCTOR SIDE — [ MAIN BOARD ] — CONDUCTOR SIDE — [ MAIN BOARD ] — COMPONENT SIDE — IC102 IC101 CN102 CN103 CN101 TP (TOFF) TP (RF) TP (VC) TP (TE) TP (FE) TP (DVDD) TP (PCK) TP (GND) IC201 CN704 CN702 IC501 R504 R505 TP (ADJ) IC201 IC601 CN702 CN704 CN60...
Page 20 - • Circuit Boards Location
– 20 – SECTION 7 DIAGRAMS • Circuit Boards Location TABLE SENSOR board DISC SENSOR (R) board DISC SENSOR (S) board AUDIO board BD board SW board MOTOR board POWER SW board LED board MAIN board DISPLAY board
Page 24 - – MAIN SECTION –
CDP-CX57 – 25 – – 26 – – MAIN SECTION – LINE AMP, LOW-PASS FILTER IC301,401 MUTING Q331 MEGA CONTROL MUTING SWITCH Q381 MIX AMP IC302 POWER ON MUTING Q301 POWER ON MUTING CONTROL SWITCH Q380 DIGITAL OUT OPTICAL IC701 MUTING Q302 MUTING CONTROL SWITCH Q304 MUTING DRIVE Q305 MUTING Q303 MUTING CONTROL...
Page 25 - PRINTED WIRING BOARD – BD Section –; See page 20 for Circuit Boards Location.
CDP-CX57 – 27 – – 28 – 7-2. PRINTED WIRING BOARD – BD Section – • See page 20 for Circuit Boards Location. • See page 21 for Note. • Semiconductor Location Ref. No. Location D 1 5 1 D - 1 I C 1 0 1 D - 3 I C 1 0 2 B - 3 I C 1 0 3 B - 1 I C 1 0 4 B - 2 Q 1 0 1 B - 4 Q 1 0 2 B - 4 Q 1 0 3 E - 1 (Page ...
Page 26 - SCHEMATIC DIAGRAM – BD Section –; See page 22 for Waveforms.
CDP-CX57 7-3. SCHEMATIC DIAGRAM – BD Section – • See page 22 for Waveforms. • See page 46 for IC Block Diagrams. • See page 49 for IC Pin Function Description. • See page 21 for Note. • no mark: PLAY• Signal path. J : CD c : digital out – 29 – – 30 – The components identified by mark ! or dotted lin...
Page 27 - PRINTED WIRING BOARD – AUDIO Section –; • Semiconductor Location
CDP-CX57 7-4. PRINTED WIRING BOARD – AUDIO Section – • See page 20 for Circuit Boards Location. • See page 21 for Note. I C 7 0 1 A - 8 Q 3 0 1 B - 7 Q 3 0 2 B - 7 Q 3 0 3 A - 6 Q 3 3 1 C - 7 Q 4 0 1 B - 6 Q 4 0 2 B - 7 Q 4 0 3 B - 6 Q 4 3 1 C - 7 Q 7 0 1 A - 7 Ref. No. Location Ref. No. Location D ...
Page 28 - SCHEMATIC DIAGRAM – AUDIO Section –; See page 21 for Note.
CDP-CX57 7-5. SCHEMATIC DIAGRAM – AUDIO Section – • See page 21 for Note. – 33 – – 34 – • no mark: PLAY• Signal path. J : CD c : digital out The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Les composants identifiés par ...
Page 29 - PRINTED WIRING BOARD – MAIN Section –
CDP-CX57 7-6. PRINTED WIRING BOARD – MAIN Section – • See page 20 for Circuit Boards Location. • See page 21 for Note. • Semiconductor Location Ref. No. Location D 2 0 6 E - 2 D 2 0 7 D - 2 D 2 1 0 C - 1 D 2 1 1 C - 1 D 2 1 2 C - 1 D 3 0 4 E - 1 D 3 8 2 D - 1 D 4 0 4 E - 1 D 5 0 1 C - 4 I C 2 0 1 C ...
Page 30 - SCHEMATIC DIAGRAM – MAIN Section –; See page 22 for Waveform.
CDP-CX57 7-7. SCHEMATIC DIAGRAM – MAIN Section – • See page 22 for Waveform. • See page 47 for IC Block Diagrams. • See page 53 for IC Pin Function Description. • See page 21 for Note. – 37 – – 38 – • no mark: PLAY• Signal path. J : CD c : digital out (Page 45) (Page 45) (Page 45) (Page 41) (Page 45...
Page 31 - PRINTED WIRING BOARDS – PANEL Section –
CDP-CX57 7-8. PRINTED WIRING BOARDS – PANEL Section – • See page 20 for Circuit Boards Location. • See page 21 for Note. – 39 – – 40 – • Semiconductor Location(DISPLAY Board) D 9 0 1 D - 7 D 9 0 2 D - 6 D 9 0 3 D - 4 D 9 0 4 D - 5 D 9 0 5 D - 5 D 9 0 6 D - 4 D 9 0 7 D - 4 D 9 0 8 D - 3 Ref. No. Loca...
Page 32 - SCHEMATIC DIAGRAM – PANEL Section –
CDP-CX57 – 41 – – 42 – 7-9. SCHEMATIC DIAGRAM – PANEL Section – • See page 22 for Waveform. • See page 48 for IC Block Diagram. • See page 21 for Note. (Page 38)
Page 33 - PRINTED WIRING BOARDS – SENSOR/MOTOR Section –
– 43 – 7-10. PRINTED WIRING BOARDS – SENSOR/MOTOR Section – • See page 20 for Circuit Boards Location. • See page 21 for Note. (Page 36) (Page 36) (Page 35)
Page 35 - SCHEMATIC DIAGRAM – SENSOR/MOTOR Section –
– 45 – 7-11. SCHEMATIC DIAGRAM – SENSOR/MOTOR Section – • See page 21 for Note. CDP-CX57 (Page 33) (Page 37) (Page 37) (Page 38) (Page 37)
Page 36 - • IC Block Diagrams – BD Board –
– 46 – • IC Block Diagrams – BD Board – IC101 LA9241M IC102 LC78622E 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 64 VCC1 LDS LDD BHI PHI LF2 VR REFI VCC2 FSS DRF CE DAT CL CLK DEF FD- FA FA- FE FE- SL- SL+ AGND SP SPI SPG SP- SPD SLEQ SLD JP- NC TBC FSC DGND SLI SLC RFS- RFSM CV+CV- SLOF HFL TESTOFF TGL ...
Page 37 - – MAIN Board –
– 47 – IC103 LA6541 – MAIN Board – IC201 LA5602 IC203 LA5601 VCC MUTE VINL VGL VO1 VO2 VCC VIN4 VG4 VO8 VO7 VREF 11k Ω 11k Ω 11k Ω 11k Ω 1 1 2 3 4 5 6 VO3 VO4 VG2 VIN2 REG OUT REG IN 7 8 9 10 11 12 24 23 22 21 20 19 VO6 VO5 VG3 VIN3 CD RES 18 17 16 15 14 13 + - + - LEVEL SHIFT LEVEL SHIFT BTL DRIVER...
Page 38 - – DISPLAY Board –
– 48 – IC601 BA6780 – DISPLAY Board – IC903 M66310FP VIN2 FIN2 RIN2 CT2 VEE FBIN- FBIN+ OUT2+ OUT2- VIN1 FIN1 REVERSIBLE DRIVER FWD/REV CONTROLLER COVERNER DRIVER FWD/REV CONTROLLER COVERNER LOAD CURRENT DETECTION AMPLIFIER COVERNER OUTPUT REFERENCE VOLTAGE OUTPUT LOW VOLTAGE OUTPUT RIN1 IOUT VEE VE...
Page 39 - IC PIN FUNCTION DESCRIPTION; Pin Name
– 49 – 7-12. IC PIN FUNCTION DESCRIPTION • BD BOARD IC101 LA9241M (RF AMPLIFIER, FOCUS/TRACKING/SLED SERVO) Pin No. Pin Name I/O Function 1 FIN2 I Signal input (B+D) from the optical pick-up detector Added with FIN1 to create RF signal, subtracted with FIN1 to create focus error signal 2 FIN1 I Sign...
Page 47 - AUS
– 57 – (3) CHASSIS SECTION 104 103 102 101 105 106 117 115 116 114 113 111 112 121 110 120 115 107 #5 #1 #3 #6 #6 #6 not supplied #1 #1 not supplied not supplied #1 #1 #1 #12 #1 #4 #3 #3 US, CND UK E AEP, AED, SP AUS 108 108 108 109 108 108 119 T501 Ref. No. Part No. Description Remark Ref. No. Part...
Page 51 - AUDIO
– 61 – SECTION 9 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the parts list may be different from the parts speci-fied in the diagrams or the components usedon the set. • -XX and -X mean standardized parts, so they may have some difference from the originalone. • RESISTORS ...
Page 52 - AUDIO BD
– 62 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark AUDIO BD The components identified bymark ! or dotted line with mark ! are critical for safety. Replace only with part num-ber specified. Les composants identifiés par unemarque ! sont critiques pour la sécurité.Ne les ...
Page 54 - DISPLAY
– 64 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 1-663-973-11 DISC SENSOR (S) BOARD ********************* * 4-976-473-01 HOLDER (LED-S) < CONNECTOR > * CN53 1-568-951-11 PIN, CONNECTOR 2P < DIODE > D51 8-719-055-84 DIODE GL-528VS1 (DISC SENSOR) < RESI...
Page 55 - LED
– 65 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 1-668-581-11 LED BOARD ********* < CONNECTOR > CNP841 1-506-481-11 PIN, CONNECTOR 2P < LED > D841 8-719-057-10 LED LNJ301MPUJAB (INSIDE ILLUMINATION) D842 8-719-057-09 LED LNJ801LPDJA (INSIDE ILLUMINATION)...
Page 56 - MAIN; POWER SW
– 66 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R503 1-249-429-11 CARBON 10K 5% 1/4W R504 1-249-429-11 CARBON 10K 5% 1/4W R505 1-249-429-11 CARBON 10K 5% 1/4W R506 1-249-427-11 CARBON 6.8K 5% 1/4W R507 1-249-427-11 CARBON 6.8K 5% 1/4W R508 1-249-427-11 CARBON 6.8K 5%...
Page 58 - Sony Corporation; Home A&V Products Company
– 68 – CDP-CX57 Sony Corporation Home A&V Products Company 9-922-818-11 98D0589-1 Printed in Japan © 1998. 4 Published by Quality Assurance Dept. (Shibaura)
