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CDP-XE570
SERVICE MANUAL AEP Model
UK Model
Ver 1.0 2001. 03
Photo : BLACK
Model Name Using Similar Mechanism NEW
CD Mechanism Type CDM66-5BD27
Base Unit Type BU-5BD27
Optical Pick-up Type PXR-104X
SPECIFICATIONS
Compact disc player General
Laser Semiconductor laser (λ = Power requirements 230 V AC, 50/60 Hz
780 nm) Power consumption 11 W
Emission duration: Dimensions (approx.) 430 x 95 x 290 mm
continuous (w/h/d) incl. projecting parts
Frequency response 2 Hz to 20 kHz ± 0.5 dB Mass (approx.)
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CDP-XE570 TABLE OF CONTENTS The following caution label is located inside of the unit. 1. SERVICING NOTE ·························································· 3 2. GENERAL ·········································································· 6 3. DISASSEMBLY 3-1. Loading Panel ····································································· 7 3-2. Base Unit (BU-5BD27) ······················································ 7 4. TEST MODE 4-1. Check Mode ····························
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CDP-XE570 SECTION 1 SERVICING NOTE HOW TO OPEN THE DISC TRAY WHEN POWER SWITCH NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK TURNS OFF OR BASE UNIT Insert a tapering driver into the aperture of the unit bottom, and turn The laser diode in the optical pick-up block may suffer in the direction of arrow. Use a flat (–) head screwdriver to open the CD tray by manual opera- electrostatic breakdown because of the potential difference tion. (Flat head screwdriver with nominal blade length of 3mm.) gener
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CDP-XE570 CD-TEXT TEST DISC This unit is able to display the TEXT data (character information) written in the CD on its fluorescent indicator tube. The CD-TEXT TEST DISC (TGCS-313: J-2501-126-A) is used for checking the display. To check, perform the following procedure. Procedure: 1. Turn ON the power and set the test disc. 2. Press the H button and play back the disc. 3. The following will be displayed on the fluorescent indicator tube. Display : 1kHz/0 dB/– – – – 4. Rotate the l AMS L k
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CDP-XE570 Table 2: CD-TEXT TEST DISC Recorded Contents and Display (In this unit, some special characters cannot be displayed. This is not a fault.) TRACK Recorded contents Display No. 42 ! ” #$%& ´ (21h to 27h)1kHz 0dB L&R ···· ! ” # $ % & are not displayed 43 ( ) + , – . / (28h to 2Fh) () + – / ···· , . are not displayed * * 44 012 34567 ···· 0123 4567 (30h to 37h) 45 89 = ? ···· : ; < > are not displayed 8 9 : ; < = > ? (38h to 3Fh) 46 ABCDE FG ···· @ is not displayed @A B C D E F G (40h to
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CDP-XE570 SECTION 2 GENERAL This section is extracted from instruction manual. FRONT PANEL CHECK qf (12) BUTTON DESCRIPTIONS CLEAR qg (12) A OPEN/CLOSE 7 (8, 10, 12) Disc compartment 6 (8) H 8 (9, 11, 12, 14) Display qj (10) X 9 (9, 14) FADER 4 (13) x 0 (9, 14) PEAK SEARCH qd (14) lAMSL dial qa (9, 12, 14) PHONES jack ql (9) m/M qk (9, 13) PLAY MODE 2 (9, 12, 14) POWER 1 (8) Remote sensor qh (7) REPEAT 3 (9, 11) TIME EDIT qs (13, 14) TIME/TEXT 5 (10) BACK PANEL ANALOG OUT L/R jacks 2 (7) CONTROL
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CDP-XE570 SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. LOADING PANEL • In order to remove the front panel block when the power supply does not turn on, rotate the cam with tapering driver as the figure shows, and the loading part will be moved. Then pull out the loading part by your hand to remove the loading panel as the figure shows. After that take out the front panel block. Loading panel Tapering driver Loading part 3-2. BASE UNIT (BU-5BD2
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CDP-XE570 SECTION 4 TEST MODE 4-1. CHECK MODE The display will light up as follows when the l AMS L knob is rotated to the right, and as follows when rotated to the The following checks can be performed in the CHECK Mode. left. • Offset value display 1. Turn on the set. 2. Put disc in the set. 3. Press the [PLAY MODE] , H and M buttons simultaneously. JOG RIGHT 4. The Offset measured values will be displayed as “AB 02 FE” (typical values). • RFDC value display 1. Turn on the set. 2. Put disc
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CDP-XE570 4-3. ADJ MODE [ DISPLAY BOARD ] – Conductor side – The following operations are performed in the ADJ mode, which is set by connecting the TP1 (ADJ) terminal to the Ground and turning on the power. TP2 AFADJ Table of Button Operations in ADJ Mode The functions of the buttons are shown in the following table. TP1 GND Function of Buttons ADJ Button Function TIME/TEXT Tracking servo ON/OFF M OFFSET(VC)/EF.BIAS display m OFFSET(RF,FE,TRK) display CLEAR RFCK/GFS/ERROR RATE check mode l AMS L
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CDP-XE570 SECTION 5 ELECTRICAL BLOCK CHECKING 1 track jump waveform Note: 1. CD Block is basically designed to operate without adjustment. Center of the waveform Therefore, check each item in order given. 2. Use PATD-012 disc (3-702-101-01) unless otherwise indicated. B 3. Use an oscilloscope with more than 10MΩ impedance. 4. Clean the object lens by an applicator with neutral detergent A (DC voltage) 0V when the signal level is low than specified value with the following checks. level : 1.
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CDP-XE570 Adjustment Location : [ DISPLAY BOARD ] – Conductor side – TP2 AFADJ TP1 GND ADJ l AMS L S531 [ BD BOARD ] – Side B – TP(VC) IC101 TP(FE1) TP(TE1) CN102 TP(RF AC) 11
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CDP-XE570 SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION LOADING board BD board POWER SW board KEY board MAIN board DISPLAY board HEADPHONE board 12
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CDP-XE570 • WAVEFORMS 6-2. SCHEMATIC DIAGRAM LOADING MOTOR SECTION THIS NOTE IS COMMON FOR PRINTED WIRING – BD Board – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed 1 IC101 ta (RFAC) 5 IC101 wh (MDP) in each block.) For schematic diagrams. 2.7 V Note: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics 1.3 Vp-p 7.5 µ s and tantalums. (CD Play Mode) (CD Play Mode) 1 4 • All resistors are in Ω a
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CDP-XE570 6-4. PRINTED WIRING BOARD BD SECTION • See page 12 for Circuit Board Location. There are a few cases that the part printed on this diagram isn’t mounted in this model. IC150 IC131 IC101 16 • Semiconductor Location Ref. No. Location IC101 *C-2 IC131 *C-1 IC150 *B-1 Q131 C-3 Q132 C-3 * : Side B 14 14
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CDP-XE570 6-5. SCHEMATIC DIAGRAM BD SECTION • See page 21,22 for IC Block Diagrams. • See page 13 for waveforms. IC B/D IC B/D 15 15
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CDP-XE570 6-6. PRINTED WIRING BOARD MAIN SECTION • See page 12 for Circuit Board Location. There are a few cases that the part printed on this diagram isn’t mounted in this model. IC651 IC801 IC681 IC671 IC672 • Semiconductor Location Ref. No. Location IC901 D601 D-7 D602 D-7 D603 C-7 18 D604 D-7 D605 D-7 D612 D-7 D613 C-7 D614 D-5 D615 D-5 D616 D-5 D621 C-8 IC603 IC631 D631 E-2 D641 E-3 D643 E-3 D681 D-5 IC601 D682 D-5 D691 D-5 D692 D-5 IC601 E-5 IC602 IC602 F-5 IC603 D-5 IC631 E-1 IC651
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CDP-XE570 6-7. SCHEMATIC DIAGRAM MAIN SECTION • See page 22 for IC Block Diagram. IC B/D 17 17
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CDP-XE570 6-8. PRINTED WIRING BOARD DISPLAY SECTION • See page 12 for Circuit Board Location. There are a few cases that the part printed on this diagram isn’t mounted in this model. 16 IC501 IC502 • Semiconductor Location Ref. No. Location IC501 B-4 IC502 C-11 Q501 B-5 Q502 B-5 18 18
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CDP-XE570 6-9. SCHEMATIC DIAGRAM DISPLAY SECTION • See page 20 for IC Pin Functions. • See page 13 for waveform. 19 19
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CDP-XE570 6-10. IC PINFUNCTIONS • IC501 MASTER CONTROL (CXP82832-033Q)(DISPLAY BOARD) Pin No. Pin Name I/O Function Pin No. Pin Name I/O Function 1 13G O FL grid signal output 41 VSS – Ground 2 14G O FL grid signal output 42 TX – Not used 3NC – Connected to VDD 43 TEX – Connected to ground 4NC – Connected to VDD 44 VDD (+5V) – Power supply (+5V) 5 SCOR I Sub code sync input 45 VFDP (–30V) – Pull down voltage (–30V) 6, 7 NC I Connected to VDD 46 XSEL O Not used 8 RMIN I Remote control signal inpu
