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– 38 –

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

101

3-024-170-01 SPRING (SB), TENSION

*

102

3-024-172-01 BRACKET (EVM)

103

X-3375-498-1 CHASSIS (D) SUB ASSY

M104

A-3301-123-A ELJ MOTOR ASSY (ELEVATOR)

(3)

MECHANISM  DECK  SECTION-2
(MG-250C-137)

102

101

103

M104

#11

Содержание CDX-605 - Compact Disc Changer

Страница 1: ... control output 8 pins Analog audio output RCA pin Current drain 800 mA during CD playback 800 mA during loading or ejecting a disc Operating temperature 10 C to 55 C 14 F to 131 F Dimensions Approx 262 90 181 5 mm 103 8 35 8 71 4 in w h d not incl projecting parts and controls Mass Approx 2 1 kg 4 lb 10 oz Power requirement 12 V DC car battery negative ground Supplied accessories Disc magazine 1 ...

Страница 2: ...ring repair pay attention to electrostatic breakdown and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care Laser Diode Properites Material GaAlAs Wavelength 780 nm Emission Duration continuous Laser Output Power less than 44 6 µW This output is the value measured at a distance of 200 mm from the o...

Страница 3: ... 3 4 SECTION 2 GENERAL This section is extracted from instruction manual ...

Страница 4: ... DISASSEMBLY MECHANISM DECK MG 250C 137 1 screw PTT2 6 6 1 screw PTT2 6 6 2 cover upper T 1 screw PTT2 6 6 1 screw PTT2 6 6 1 screw PTT2 6 6 3 lever FL 3 lever FL 4 front panel ass y 2 tension spring FL 2 tension spring FL 1 two dampers 250 1 two dampers 250 3 jack flexible board CN901 4 mechanism deck MG 250C 137 ...

Страница 5: ...BOARD Remove the jack board of the arrow 1 ground point screw PTT2 6 6 2 jack board 1 main flexible board CNJ12 6 three screws FP 7 main board 2 connector CNP301 3 screw PTT2 3 4 heat sink 5 two precision screws P1 7 2 5 ...

Страница 6: ...04 ESCUTCHEON T 1 screw PTT2 3 2 bracket ELV motor 3 elevator motor ass y 2 Remove the claw of the arrow A 4 Remove the ditch of the arrow B A B 5 Remove the escutcheon T of the arrow C 4 ditch 3 claw C 3 two claws 1 screw M2 3 ...

Страница 7: ...PER ASS Y CHASSIS ASS Y 1 three screws PTT2 4 1 two screws PTT2 4 2 4 Remove the case upper ass y of the arrow B 3 Remove the edge of the arrow A 1 screw PTT2 4 A B 3 chassis ass y 1 two polyethylene washers 2 2 ...

Страница 8: ...N 2 two screws PS2 4 4 connector CNP52 4 two connectors CNP11 503 5 RF board 2 two screws PS2 4 1 OP flexible board CNJ11 3 1 two screws ESCUTCHEON 4 Turn at the direction of the arrow then remove shaft sled ass y 2 sled motor ass y 3 optical pick up KSS 521A J2N ...

Страница 9: ... Y M103 8 two screws P1 7 2 2 7 3 spring chucking 6 retainer disc 4 screw P2 2 2 5 bracket CP 9 Remove the spindle motor ass y M101 of the arrow 2 SW board 1 screw P2 2 2 2 two screws P2 2 5 4 chucking motor ass y M103 1 connector CNP51 3 bracket load motor ...

Страница 10: ...re the chuck plate is moved down to the lower limit A B 4 stop ring 2 0 E type 5 tension spring DH 2 washer 2 5 3 optical pick up complete ass y Note Insert the shaft A first shaft A gear LOAD 2 gear LOMINI marking Fig A chuck plate 2 Attach the gear LOMINI at the position shown in Fig A shaft rotary prevention C 1 Move the lever LOCK 3 fully in direction B to move the chuck plate up B 4 stop ring...

Страница 11: ...er moves in direction C to move down the chuck plate if the gear LOAD 1 is rotated in direction A or the chuck plate moves up and the slider moves in direction D if the gear is rotated in direction B chuck plate slider gear LOAD 1 ass y A B C D ...

Страница 12: ...s 5 and 6 as shown below adjust the following 5 Press repeatedly the DISC and buttons on the master unit so that the elevator shafts moves from address 6 to address 5 or from 5 to 6 At this time adjust RV201 on the main board so that the elevator shaft positions smoothly between comb teeth A and B 6 Further place the set horizontally and make same adjustment as mentioned above 7 After adjustment a...

Страница 13: ... guished at the center of the waveform TRACKING OFFSET CHECK RF BOARD Conductor Side Procedure 1 Connect the oscilloscope to RF board bridge point TE 2 Put the set into play mode by loading the disc 3 Press the AMS button then check the traverse wave form 4 Confirm that the oscilloscope waveform is symmetrical on the top and bottom in relation to 0 V dc and check this level Traverse waveform This ...

Страница 14: ... Check that there is not an abnormal amount of operation noise white noise from the 2 axis devise If there is turn RV14 slightly clockwise RF BOARD Conductor Side When gain is lowered The set does not play because of no focus operation When gain is highered Operation noise is heard due to a scratch or a dust then opera tion will be unstable RV14 IC11 IC51 CNJ12 MIN side low gain MAX side high gain...

Страница 15: ...Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path J CD Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number s...

Страница 16: ...CDX 605 19 20 Semiconductor Location Ref No Location IC11 C 6 IC51 B 7 IC52 G 4 Q11 D 6 7 2 PRINTED WIRING BOARDS RF Section Page 24 ...

Страница 17: ...CDX 605 21 22 7 3 SCHEMATIC DIAGRAM RF Section See page 17 for Waveforms See page 31 for IC Block Diagrams Page 27 ...

Страница 18: ...D502 G 8 D503 G 8 D504 G 8 D505 H 8 IC101 D 11 IC102 C 9 IC202 I 9 IC204 G 8 IC301 G 7 IC302 H 10 IC401 D 9 Q202 C 6 Q203 F 7 Q204 H 8 Q205 F 6 Q301 G 11 Q401 E 8 Q402 E 8 Q403 D 7 Q404 D 7 23 24 7 4 PRINTED WIRING BOARDS MAIN JACK BOARD Component side Semiconductor Location Ref No Location Page 20 ...

Страница 19: ...CDX 605 25 26 7 5 PRINTED WIRING BOARDS MAIN JACK BOARD Conductor side IC201 F 9 IC203 E 9 Q201 E 8 Semiconductor Location Ref No Location ...

Страница 20: ...CDX 605 27 28 7 6 SCHEMATIC DIAGRAM MAIN Section 1 2 See page 17 for Waveforms See page 31 for IC Block Diagrams Page 22 ...

Страница 21: ...CDX 605 29 30 7 7 SCHEMATIC DIAGRAM MAIN Section 2 2 See page 17 for Waveforms See page 31 for IC Block Diagrams ...

Страница 22: ...ROL VEE PD1 IV AMP PD2 IV AMP RF SUMMING AMP VCC VEE VEE LEVEL S VEE MIRR VCC DFCT FOK VCC LDON LPCL LPC TGFL MIRR DFCT1 CC1 IC52 BA6287F RF BOARD IC301 BA6287F MAIN BOARD 1 2 3 4 OUT1 VM VCC FIN 8 7 6 5 GND OUT2 VREF RIN CONTROL LOGIC TSD POWER SAVE DRIVER DRIVER IC101 CXD2530Q MAIN BOARD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 43 42 41 40 39 38 37 36 35 3...

Страница 23: ... OFF CLK OUT DATA OUT DATA IN BUS RESET BUS DATA VREF BUS CLK GND BUS ON IN BUS ON OUT RESET RESET SWITCH IC401 TC9464FN EL MAIN BOARD DIGITAL FILTER CIRCUIT ATTENUATOR OPERATIONAL CIRCUIT DEEMPHASIS FILTER CIRCUIT D MODULATION CIRCUIT INTERFACE CIRCUIT TEST CIRCUIT OUTPUT CIRCUIT ANALOG FILTER TIMING GENERATOR OSC MICROCOMPUTER INTERFACE CIRCUIT OUTPUT CIRCUIT ANALOG FILTER 1 2 3 4 5 6 7 8 9 10 2...

Страница 24: ... control signal output H power on 15 to 23 O Not used open 24 AUTO ON OFF I Setting terminal for the automatic adjustment L automatic adjustment H manual adjustement solder across the BP302 terminal Normally fixed at L 25 to 29 O Not used open 30 RESET I System reset signal input from the reset signal generator IC202 and SONY bus interface IC204 L reset For several hundreds msec after the power su...

Страница 25: ...input from the CXA1992AR IC11 64 EEDATA I O Two way data bus with the EEPROM Not used open 65 EECLK O Serial clock signal output to the EEPROM Not used open 66 EEINIT I Initialize signal input for the EEPROM H format Fixed at L in this set 67 O Not used open 68 SINGLE I Setting terminal for the single disc multiple discs mode L single mode H multiple discs mode fixed at H 69 FOK I Focus OK signal ...

Страница 26: ...eference num ber in the exploded views are not supplied Hardware mark list and accessories and packing materials are given in the last of the electrical parts list NOTE XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Ref No Part No Description Remark Ref No Part N...

Страница 27: ...Remark Ref No Part No Description Remark 2 MECHANISM DECK SECTION 1 MG 250C 137 51 X 3375 497 1 CHASSIS U SUB ASSY 52 3 024 161 01 SPRING SUT 53 4 965 759 01 WASHER POLYETHYLENE 54 3 011 997 01 SPRING STOPPER LOWER 3 3 3 51 52 54 53 ...

Страница 28: ...rk Ref No Part No Description Remark 101 3 024 170 01 SPRING SB TENSION 102 3 024 172 01 BRACKET EVM 103 X 3375 498 1 CHASSIS D SUB ASSY M104 A 3301 123 A ELJ MOTOR ASSY ELEVATOR 3 MECHANISM DECK SECTION 2 MG 250C 137 102 101 103 M104 11 ...

Страница 29: ...73 552 1 GEAR LOAD 1 ASSY 159 3 010 252 01 ROLLER CRE 160 3 010 268 01 SPRING DH TENSION 161 A 3290 194 D CHASSIS EVY MAIN ASSY 162 3 010 254 01 SHAFT ROTARY PREVENTION C 163 3 010 253 01 GEAR LOMINI 164 3 701 438 11 WASHER 2 5 165 1 664 627 11 MAIN FLEXIBLE BOARD 166 A 3313 586 A RF BOARD COMPLETE 167 3 911 215 02 SHEET LEAD RETAINER M103 A 3291 953 A MOTOR ASSY EL CHUCKING 4 MECHANISM DECK SECTI...

Страница 30: ...9 A 3301 077 A BASE OPT J ASSY 210 1 664 626 11 OP FLEXIBLE BOARD 211 8 820 010 05 OPTICAL PICK UP KSS 521A J2RP 212 3 010 262 01 DETENT SLED M101 A 3291 956 A MOTOR SUB ASSY SPINDLE M102 A 3291 955 A MOTOR SUB ASSY SLED Ref No Part No Description Remark Ref No Part No Description Remark The components identified by mark or dotted line with mark are critical for safety Replace only with part numbe...

Страница 31: ...P 0 1uF 25V C302 1 163 038 00 CERAMIC CHIP 0 1uF 25V C303 1 126 513 11 ELECT 47uF 20 6 3V C304 1 163 038 00 CERAMIC CHIP 0 1uF 25V C305 1 163 038 00 CERAMIC CHIP 0 1uF 25V C306 1 163 038 00 CERAMIC CHIP 0 1uF 25V C308 1 163 038 00 CERAMIC CHIP 0 1uF 25V C401 1 124 589 11 ELECT 47uF 20 16V C402 1 163 038 00 CERAMIC CHIP 0 1uF 25V C403 1 163 038 00 CERAMIC CHIP 0 1uF 25V C404 1 126 513 11 ELECT 47uF...

Страница 32: ... MAIN Q404 8 729 015 39 TRANSISTOR DTC323TK RESISTOR R101 1 216 119 00 METAL CHIP 820K 5 1 10W R102 1 216 105 00 RES CHIP 220K 5 1 10W R103 1 216 073 00 METAL CHIP 10K 5 1 10W R104 1 216 061 00 METAL CHIP 3 3K 5 1 10W R105 1 216 061 00 METAL CHIP 3 3K 5 1 10W R106 1 216 073 00 METAL CHIP 10K 5 1 10W R108 1 216 295 00 SHORT 0 R201 1 216 073 00 METAL CHIP 10K 5 1 10W R202 1 216 049 11 RES CHIP 1K 5 ...

Страница 33: ...IC CHIP 0 1uF 25V C60 1 104 914 11 TANTAL CHIP 22uF 20 16V CONNECTOR CNJ11 1 778 776 21 CONNECTOR FPC 17P CNJ12 1 778 777 21 CONNECTOR FPC 26P CNP11 1 580 055 21 PIN CONNECTOR 2P CNP51 1 580 055 21 PIN CONNECTOR 2P CNP52 1 580 055 21 PIN CONNECTOR 2P CNP53 1 580 055 21 PIN CONNECTOR 2P IC IC11 8 752 082 14 IC CXA1992BR IC51 8 759 071 79 IC BA6297AFP IC52 8 759 040 83 IC BA6287F TRANSISTOR Q11 8 72...

Страница 34: ... 685 781 09 SCREW PTT 2X4 S 4 7 624 104 04 STOP RING 2 0 TYPE E 5 7 627 554 07 SCREW PRECISION P 2X2 2 6 7 628 253 00 SCREW PS 2X4 7 7 627 553 27 SCREW PRECISION P 2X2 5 8 7 624 102 04 STOP RING 1 5 TYPE E 9 7 627 850 28 SCREW PRECISION P 1 4X3 10 7 627 000 00 SCREW PRECISION P 1 7X2 2 TYPE3 11 7 685 851 04 SCREW BVTT 2X4 S ACCESSORIES PACKING MATERIALS 3 862 311 31 MANUAL INSTRUCTION ENGLISH FREN...

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