Sony CD Walkman D-EJ885 Скачать руководство пользователя страница 12 | Manualshive

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D-EJ885

12

12

5-3.

BLOCK DIAGRAM – POWER Section –

CONSTANT CURRENT,

CONSTANT VOLTAGE
CHARGING BATTERY

CHARGING BATTERY
VOLTAGE DETECTOR

CHARGE ON

SWITCH

Q403

SDTO

SCK

PD

LD

SYSTEM CONTROLLER

VCC1

VCC3

VCPU B+

VCC2

D801

CHARGE

D405

D403

D404

RECHARGEABLE

BATTERY

NH-14WM

2PCS. 2.4V

–

+

J401

EXT BATT

DC IN 4.5V

VG

CHARGE

POWER CONTROL

IC403 (2/2)

B+ SWITCH

Q416, 417

CHARGE

CONTROL

Q406, 415

RIPPLE

FILTER

Q408

B+ SWITCH

Q421, 422

+

–

CHARGE

TERMINAL

CHARGE ON

SWITCH

Q412

EXTERNAL BATTERY

DETECT

Q414

CHARGE STAND

DETECT

Q407

WAKEUP

SWITCH

Q413

VIN B+

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Содержание CD Walkman D-EJ885

Страница 1: ...tteries 2 4 V DC Two LR6 size AA batteries 3 V DC AC power adaptor DC IN 4 5 V jack UK model 230 240 V 50 Hz E and tourist models 100 240 V 50 60 Hz Hong Kong model 230 V 50 60 Hz Battery life approx hours When you use the CD player on a flat and stable surface Playing time varies depending on how the CD player is used When using G PROTECTION 1 2 Two NH 10WM 30 31 charged for about 5 hours Externa...

Страница 2: ...ssy 7 3 3 Cabinet Upper Sub Assy 8 3 4 Main Board Optical Pick up Section CDM 3325ER 8 4 ELECTRICAL CHECK 9 5 DIAGRAMS 5 1 Block Diagram MAIN Section 1 2 10 5 2 Block Diagram MAIN Section 2 2 11 5 3 Block Diagram POWER Section 12 5 4 Note for Printed Wiring Boards and Schematic Diagrams 13 5 5 Printed Wiring Board Main Board Component Side 14 5 6 Printed Wiring Board Main Board Conductor Side 15 5...

Страница 3: ... FOK remove the lead wire to disc motor RF signal P to P value 0 45 to 0 65 Vp p LASER DIODE AND FOCUS SEARCH OPERATION CHECK During normal operation of the equipment emission of the laser diode is prohibited unless the upper lid is closed while turning ON the S804 push switch type The following checking method for the laser diode is operable Method Emission of the laser diode is visually checked ...

Страница 4: ...look directly at the laser beam from the optical pick up Do not move forcibly the optical pick up exceeding the most out side or most inside track 3 2 Case with Setting a CD Cheking method 1 Make sure that the power is not turned on 2 Leave a solder bridge of the SL807 TEST on the MAIN board shorted 3 Turn the power on and then set a CD and play it with the X button on the remote commander x butto...

Страница 5: ...ote commander to make automatic adjustment 4 Press the PLAY MODE button on the remote commander 5 Press the DISPLAY button on the remote commander and the C1 error rate display will be activated and the LCD on the remote commander will display as follows Note In the play state press the SOUND button on the remote com mander before pressing the PLAY MODE button Wrong order of button operations will...

Страница 6: ...ging stand qa Battery compartment CD player rear q G PROTECTION switch 3 Jog lever u play pause AMS search The button has a tactile dot SECTION 2 GENERAL This section is extracted from instruction manual Remote control Note Use only the supplied remote control You cannot operate this CD player with the remote control supplied with other CD players qd x stop button wa P MODE play mode repeat button...

Страница 7: ...SUB ASSY Page 8 3 4 MAIN BOARD OPTICAL PICK UP SECTION CDM 3325ER Page 8 SET 3 guide L 2 screw B2 4 screw B2 1 Open the upper lid M sub assy 6 Close the upper lid M sub assy a little in the direction of arrow A then remove it in the direction of arrow B B A 5 guide R Note Follow the disassembly procedure in the numerical order given 3 2 UPPER LID M SUB ASSY ...

Страница 8: ...Note Handle the flexible board with care when you hold up the optical pick up section 7 spring upper lid 6 battery terminal board relay 5 Remove the solder 3 claw 2 three screws B2 2 four screws B2 1 screw B2 4 cabinet upper sub assy Note On installation of cabinet upper sub assy adjust the position of two switches S802 S803 and AVLS knob G PROTECTION knob G PROTECTION knob AVLS knob S802 3 claw 3...

Страница 9: ...dure 1 Connect the oscilloscope to the test points TP601 RF and TP418 GND on the MAIN board 2 Set a disc YEDS 18 3 Push the N X button 4 Check the oscilloscope waveform is as shown below A good eye pattern means that the diamond shape in the center of the waveform can be clearly distinguished RF Signal reference Waveform Eye Pattern VOLT DIV 100 mV With the 10 1 probe in use TIME DIV 500 ns To wat...

Страница 10: ...CKING FI2 RI2 FI1 RI1 FI4 FI4 FO2 RO2 FO1 RO1 FO4 RO4 FOCUS TRACKING COIL DRIVER SLED MOTOR DRIVER IC403 1 2 26 24 22 32 23 20 21 9 12 16 14 15 18 17 11 PREDRIVER 102 MDS 103 MDP 27 SCOR 104 2 3 24 1 18 19 20 11 13 15 21 74 72 17 C176 FOK R4M 40 HOLD 28 CLOSE XSOE WDCK SDTD SENS CLOK XLAT XSOE XIN GRSCOR FOK MSDTO SCOR MSDTI MSCK XLAT BUFFER IC405 SYNC 8 9 7 XRST DATA XLTCH CLK PWM 23 APWM XBRAK F...

Страница 11: ... TRANSCEIVER 31 TSB VCPU 2V TSB RMKEY GND J302 i S805 806 808 809 4 3 2 1 VCPU B IN_L IN_R HEADPHONE AMP IC301 13 12 OUT_L OUT_R BEEPO_L BEEPO_R 4 9 PW_SW MUTE_SW 17 BEEP 15 PW SW BEEP MUTE SW 18 SL807 TEST HPL HPR D F H E DOUT AOUTL AOUTR LRMU XRST MUTING Q303 SIGNAL PATH CD PLAY ANALOG OUT CD PLAY OPTICAL OUT 3 10 39 AVLS LIMIT NORM VCPU B S802 AVLS 38 ESP 2 1 VCPU B S803 G PROTECTION Page 10 Pa...

Страница 12: ...N VCC3 VCPU RF1 INM1 RS1 CHGSW VIN DCIN VCC3 75 VCC2 74 DTC2 53 LATCH WAKE VLGO2 BATM1 CHGMNT BATM2 CHGMNT VLGO4 VLGO2 VLG3 VG L5 9 8 VG L5 BATM1 RSTB 75 XPOWLT 21 AD CHGMNT 27 AD DCINMNT 33 EXTBATT 22 AD BATMNT 80 LEDDISP 70 AGCPWN SYSTEM CONTROLLER IC801 3 3 VCC1 VCC3 49 VDRAM 10 NC VCPU B VCC2 D801 CHARGE 66 XWAKE 8 RESET 37 XSTAND ON 7 BATVCC ON 76 CHGGND ON D405 D403 D404 RECHARGEABLE BATTERY...

Страница 13: ...antalums All resistors are in Ω and 1 4 W or less unless otherwise specified indicates tolerance C panel designation A B Line Power voltage is dc 4 5V and fed with regulated dc power supply from DC IN jack J401 Voltages and waveforms are dc with respect to ground in no signal conditions no mark CD PLAY Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal...

Страница 14: ...1 C810 R458 C464 C804 R496 R435 C401 D408 A K R801 R802 C802 C801 J302 i Q405 R474 C444 L410 L401 C432 C426 C466 L403 L405 C425 D402 K A C463 FB404 FB405 R807 R808 S802 S803 C408 R418 C411 R413 R411 R416 C413 C424 C446 C422 L409 L406 L411 L408 L402 C419 C412 VDR499 R437 R444 R421 C433 S804 L404 J401 B VDR608 C105 Q413 COMPONENT SIDE MAIN BOARD 13 14 1 26 K A A E B C S806 S D D D G D A A A A E B C ...

Страница 15: ...498 R901 R455 R499 R450 C439 C437 C442 C438 C436 R448 R902 R457 C429 R461 R424 R426 D404 K A VDR401 R425 C490 Q407 R429 C423 R422 R445 C421 R423 C405 D401 A K R420 R443 R436 C418 C417 C409 R441 C416 Q415 Q403 Q416 R483 R484 R440 C414 Q417 IC301 IC601 IC801 IC403 IC402 CN503 D403 K A J301 24 13 1 12 30 60 31 IC404 13 24 12 1 C604 R604 61 90 91 120 1 20 1 21 40 60 41 61 80 1 4 8 5 41 60 20 1 40 21 6...

Страница 16: ...C DIAGRAM MAIN Board 1 3 See page 13 for Waveforms See page 19 for IC Block Diagrams The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Page 17 Page 18 ...

Страница 17: ...D EJ885 17 17 5 8 SCHEMATIC DIAGRAM MAIN Board 2 3 See page 13 for Waveform Page 16 Page 18 ...

Страница 18: ...D EJ885 18 18 5 9 SCHEMATIC DIAGRAM MAIN Board 3 3 See page 13 for Waveforms Page 16 Page 17 ...

Страница 19: ...1 NC 2 NC 3 BEEP OUTB 4 OUTB 5 EQB 6 OUTC 7 PW GND 8 EQA 9 OUTA 10 BEEP OUTA 11 VCC2 12 INA BIAS C AMP SW BEEP PW MUTE SW PWA PWC PWB IC404 TB2127AFN EL CONTROL TRIANGULAR WAVE GENERATING INTERFACE PRE DRIVER VC 1 SYNC 2 XBRK 3 FG 4 VC 5 DGND 6 XRST 7 DATA 8 XLAT 9 CLK 10 VDU 11 U 12 PGUV 24 PWM 23 APWM 22 AGND 21 VG 20 COM 19 UI 18 VI 17 WI 16 PGW 15 W 14 VDVW 13 V ...

Страница 20: ... reset For several hundreds msec after the power supply rises L is output then it changes to H 17 FI2 I Sled servo drive signal input from the CXD3039AR 18 RI2 I Sled servo drive signal input from the CXD3039AR 19 FI3 I Not used 20 RI3 I Not used 21 FI4 I Tracking servo drive signal input from the CXD3039AR 22 RI4 I Tracking servo drive signal input from the CXD3039AR 23 VD4 I Power supply input t...

Страница 21: ... BATM2 I Lower rechargeable battery minus terminal 60 BATM1 I Upper rechargeable battery minus terminal 61 VLGO2 O Power supply 2 VCPU output terminal 62 L2L Connected to the inductor for power supply 2 VCPU 63 PGND2 Ground terminal for power supply 2 VCPU 64 L2H Connected to the inductor for power supply 2 VCPU 65 VIN I VIN input terminal for power supply 4 66 L4L Connected to the inductor for po...

Страница 22: ... motor external control signal input terminal Not used 30 XQOK I Subcode Q OK signal input terminal Not used 31 XWRE I D RAM write enable signal input terminal Not used 32 R4M O System clock output to the system controller 33 VSS0 Ground terminal digital system 34 SQCK I SQSO readout clock signal input terminal Not used 35 SCLK I SENS serial data read clock signal input terminal Not used 36 SQSO O...

Страница 23: ... I Filter input for master PLL 75 FILO O Filter output for master PLL 76 CLTV I VCO1 control voltage input terminal for multiplier 77 VCTL I VCO2 control voltage input terminal for broad band EFM PLL 78 VPCO O Charge pump output terminal for broad band EFM PLL 79 AVSS3 Ground terminal analog system 80 ASYO O EFM full swing output terminal 81 ASYI I Asymmetry comparator voltage input terminal 82 BI...

Страница 24: ... control and spindle motor driver 105 VDD1 Power supply terminal digital system 106 LRCK O L R sampling clock signal 44 1 kHz output terminal 107 LRCKI I L R sampling clock signal 44 1 kHz input terminal 108 PCMD O Serial data output terminal 109 PCMDI I Serial data input terminal 110 BCLK O Bit clock signal 2 8224 MHz output terminal 111 BCLKI I Bit clock signal 2 8224 MHz input terminal 112 DVDD...

Страница 25: ...harge voltage detection signal input from the power control 22 AD BATMNT I Battery voltage detection signal input and rechargeable battery use no use detection signal input 23 AD VCDKEY2 I Key input terminal Not used 24 AD SEL I Plug in detection signal input of LINE OUT OPTICAL 25 AD KEY I Key input terminal A D input 26 AD RMKEY I Key input from the headphone with remote commander A D input 27 A...

Страница 26: ...WM O AGC control pulse signal output to the power control 71 IR RMC I Not used 72 FG FGSEL O FG pulse signal input from the spindle motor driver 73 PGMSEL O Not used 74 XDRVLT O Serial data latch pulse signal output to the spindle motor driver 75 XPOWLT O Serial data latch pulse signal output to the power control 76 CHGGND ON O Ground control signal output at the battery charge 77 HG XCTB O Hologr...

Страница 27: ...T UPPER SECTION 1 3 2 2 6 5 3 3 2 8 cabinet lower section 7 The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Abbreviation HK Hong Kong model JE Tourist model Ref No Part No Description Remark Ref No Part No Description Remark 1 X 3382 548 1 LID M SUB ASSY W UPPER WHITE 1 X 3382 549 1 LID M SUB ASSY LI UPPER YELLOW 1 X 33...

Страница 28: ...45 837 01 TERMINAL BOARD CHARGE 53 3 233 988 01 TERMINAL BOARD CHARGE 54 A 3347 678 A MAIN BOARD COMPLETE EXCEPT UK 54 A 3347 680 A MAIN BOARD COMPLETE UK 55 3 245 312 01 BOARD TERMINAL BATTERY 56 3 246 403 01 TERMINAL BOARD BATTERY 57 3 831 441 99 SPACER 58 X 3382 242 1 WIRE ASSY LEAD 59 3 245 331 01 INSULATOR 60 3 245 863 01 TERMINAL BOARD RELAY BATTERY 61 3 245 866 01 SPRING UPPER LID R410 1 21...

Страница 29: ...Ref No Part No Description Remark 101 3 318 203 61 SCREW B1 7X4 TAPPING 0102 X 3380 950 1 OPTICAL PICK UP DAX 25E 103 3 221 473 01 COVER GEAR 104 3 221 472 02 CHASSIS 105 3 221 474 01 SPRING SLED 106 A 3331 663 A SCREW FEED ASSY 107 3 221 268 01 GEAR B 108 3 221 475 01 SHAFT STANDARD 109 3 222 298 01 RACK 110 3 222 299 01 SPRING RACK RETAINER 111 3 348 998 31 SCREW M1 4X2 5 TAPPING PAN M901 A 3174...

Страница 30: ... Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when order ing these items SEMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified When indicating parts...

Страница 31: ...P 0 1uF 16V C814 1 164 943 11 CERAMIC CHIP 0 01uF 10 16V CONNECTOR CN501 1 785 877 21 HOUSING CONNECTOR 4P CN502 1 784 342 21 HOUSING CONNECTOR 2P CN503 1 573 924 11 CONNECTOR FFC FPC ZIF 15P DIODE D303 8 719 422 37 DIODE MA8051 TX D304 8 719 422 37 DIODE MA8051 TX D305 8 719 422 37 DIODE MA8051 TX D306 8 719 422 37 DIODE MA8051 TX D307 8 719 422 37 DIODE MA8051 TX D401 8 719 081 83 DIODE CRS03 TE...

Страница 32: ...CHIP 47K 5 1 10W R420 1 208 943 11 METAL CHIP 220K 0 5 1 10W R421 1 208 927 11 METAL CHIP 47K 0 5 1 10W R422 1 208 927 11 METAL CHIP 47K 0 5 1 10W R423 1 208 927 11 METAL CHIP 47K 0 5 1 10W R424 1 216 864 11 SHORT CHIP 0 R425 1 216 864 11 SHORT CHIP 0 R426 1 216 864 11 SHORT CHIP 0 R427 1 216 864 11 SHORT CHIP 0 R428 1 216 864 11 SHORT CHIP 0 R429 1 218 977 11 RES CHIP 100K 5 1 10W R435 1 218 981 ...

Страница 33: ...5 11 RES CHIP 10K 5 1 10W R902 1 208 959 11 RES CHIP 1M 0 5 1 10W SWITCH S801 1 762 078 11 SWITCH SLIDE HOLD S802 1 762 078 11 SWITCH SLIDE AVLS S803 1 762 078 11 SWITCH SLIDE G PROTECTION S804 1 762 805 41 SWITCH PUSH 1 KEY CD LID OPEN DETECT S805 1 771 248 11 SWITCH TACTILE CHARGE x S806 1 786 407 21 SWITCH PUSH 3 DIRECTION N X S808 1 771 248 11 SWITCH TACTILE VOL S809 1 771 248 11 SWITCH TACTIL...

Страница 34: ...TORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 11 New ...

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