Sony HCD-EC68P страница 30 Скачать руководство пользователя

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HCD-EC68P/EC78P

HCD-EC68P/EC78P

B E

R601

R603

R604

R605

R606

R607

R608

R609

R801

R802

R803

R804

R610

R805

R611

R806

R612

R807

R613

R808

R614

R809

R615

R616

R617

R618

R619

R810

R811

R812

R813

R814

R620

R815

R621

R816

R622

R817

R623

R818

R624

R819

R625

R626

R627

R628

R629

R820

R821

R822

R823

R824

R630

R825

R631

R826

R632

R827

R633

R829

R637

D791

R639

R830

R831

R832

C603

R640

C604

C605

R836

C606

R837

R643

C607

R838

R644

C608

R839

R645

C609

R646

R647

R648

R649

C803

R840

C804

C610

C805

R841

C611

R842

C806

C612

C807

R843

R844

C808

R650

R845

C809

R651

C615

R846

R652

C616

R847

C617

C618

C619

C810

C811

C814

C815

C816

C817

R660

C819

R663

C629

R666

R667

C820

C821

R669

C824

C826

C827

C633

C828

R670

C634

C829

R672

R673

C637
C638

C639

R676

R677

C830

R678

C831

C832

C834

C640

C835

C836

C642

C837

C838

R681

C645

C647

R684

C648

R685

C649

R686

R687

C840

C841

R689

C843

C844

C650

C845

C846

C652

C847

C848

R690

C654

R691

C655

R692

C656

R693

C657

C658

C659

R696

R697

C850

C660

D601

C662

D602

D603

D604

D605

C666

D606

JR601

JR602

JR603

JR604

JR605

D801

JR606

D802

JR607

D803

JR608

D804

JR609

D805

D806

C674

D614

D617

JR610

D618

JR611

C679

JR612

R759

JR613

JR614

JR615

JR616

JR617

JR618

C680

C681

D621

C682

D622

C683

C684

C685

C686

C687

D628

C689

C690

D631

C691

C692

C693

C694

C695

C696

C699

R700

R704

R706

R707

R708

R709

R715

R716

R720

R722

R727

R728

R729

R731

R732

C700

C703

C704

R749

C713

R750

R751

R742

R702

R701

R741

R752

R753

R754

TP619

R787

R788

R791

R792

Q602

Q603

Q604

Q605

Q606

Q608

Q801

Q802

TP657

Q611

Q612

Q618

Q619

Q622

C788

C789

TP690

Q761

Q762

R761

R762

R763

R768

R769

R770

R771

R772

R773

R774

R775

R776

R777

R778

R779

R780

R781

R782

C791

R783

R784

R785

R786

C786

C787

1 24

B
E

TB601

TB602

JW760

JW761

JW762

JW763

JW764

JW765

JW766

JW767

JW768

JW769

JW770

JW771

JW773

JW774

JW775

JW777

JW779

JW780

JW781

CN601

JW782

CN602

JW783

CN603

JW784

CN604

JW785

CN605

CN609

JW786

JW787

CN803

CN608

CN801

R634

R635

R636

R638

C602

C601

R641

R642

C802

CN632

CN633

C613

C614

R658

X801

C620

C762

C776

C774

C771

C775

C772

C773

C760

C761

C621

C622

C623

R662

R767

C626

C627

C628

C822

C823

C630

C631

C632

C636

R674

R675

C833

C641

RY601

RY602

RY601,RY602

C644

C646

JW601

JW602

JW603

JW604

JW605

JW606

JW607

JW608

JW609

JW801

C661

JW802

JW803

C663

JW610

JW804

C664

JW611

C665

JW612

JW613

C667

D607

D608

D701

JW615

C669

D609

JW616

JW617

JW618

JW619

D610

C671

D611 D612

C673

JW620

JW621

ET601

C675

D615

ET602

JW622

C676

JW623

JW624

JW625

D619

JW626

JW627

JW628

JW629

D620

JW630

JW631

JW632

JW633
JW634

D629

JW635

JW636

JW637

JW638

JW639

D630

T801

JW640

JW641

JW647

JW649

JW650

JW651

JW652

JW653

JW654

JW655

JW656

JW657

JW658

JW659

JW660

JW661

JW662

JW663

JW664

JW665

JW666

JW667

JW668

JW669

JW670

JW672

JW673

JW674

JW675

JW676

JW677

JW678

JW679

JW680

JW681

JW682

JW683

JW684

JW685

JW686

R717

R718

JW689

R719

JW690

R724

R725

R726

JW697

JW699

C714

JW700

JW701

JW702

JW703

JW704

JW705

Q601

JW706

JW708

JW709

JW710

JW711

JW712

JW713

JW715

JW716

JW691

JW687

JW788

JW717

JW718

JW719

L601

L602

L603

L604

L701

JW720

JW721

JW722

JW723

JW724

L801

JW725

CF801

L802

JW726

L803

L804

JW728

Q624

L805

JW729

JW730

JW731

JW732

JW733

JW734

JW735

JW736

JW737

JW738

FL801

JW739

FL803

JW740

JW741

JW742

JW743

JW744

JW750

JW751 JW752

MAIN BOARD

IC602

IC770

IC701

IC801

TP902

TP903 TP904 TP905

TP906

TP907

TP908

TP909

TP910

TP911

TP912

TP913

R904

R905

R906

R907

R908

CN901

DMPORT

CN902

A901

REG

BOARD

W610

BOARD

CN051

LOW AMP

BOARD

CN104

(CHASSIS)

ANTENNA

FM/AM

M601
(FAN)

HI AMP
BOARD
CN151

(EC68P)

SPEAKER

IMPEDANCE

USE 6

(EC78P)

SPEAKER

LOW FREQ.

IMPEDANCE

USE 8

SPEAKER

HIGH FREQ.
IMPEDANCE

USE 8

1-875-488-

(14)

JACK

BOARD

LOW AMP

BOARD

CN102

HI AMP
BOARD
CN152

PANEL

BOARD

CN301

CD BOARD

CN201

(EC78P)

(EC68P)

(EC78P)

1-875-502-

11, 12

(11, 12)

11, 12

(11, 12)

DMP BOARD

(COMPONENT SIDE)

1-875-502-

DMP BOARD

(CONDUCTOR SIDE)

6-5. PRINTED WIRING BOARDS - MAIN Section -

•

: Uses unleaded solder.

• See page 27 for Circuit Boards Location.

(Page 34)

Ref. No. Location

• Semiconductor

Location

D601

E-2

D602

E-6

D603

E-3

D604

G-3

D605

D-5

D606

E-6

D607

G-5

D608

F-5

D609

G-5

D610

F-5

D611

H-6

D612

H-6

D614

B-6

D615

D-7

D617

D-6

D618

E-6

D619

E-6

D620

E-7

D621

D-5

D622

D-5

D628

D-7

D629

H-6

D630

H-6

D631

E-7

D701

F-7

D791

E-5

D801

B-3

D802

A-4

D803

B-4

D804

B-3

D805

B-2

D806

A-2

IC602

B-7

IC701

F-7

IC770

G-8

IC801

C-4

Q601

D-4

Q602

D-5

Q603

D-5

Q604

G-3

Q605

D-6

Q606

D-5

Q608

B-6

Q611

D-5

Q612

D-6

Q618

D-7

Q619

G-6

Q622

E-6

Q624

E-7

Q761

G-7

Q762

G-7

Q801

B-5

Q802

B-5

(Page 35)

(Page 34)

(Page 28)

(Page 35)

(Page 36)

(Page 38)

(Page 40)

Содержание HCD-EC68P

Страница 1: ... at 6 Ω 1 kHz 10 THD Inputs AUDIO IN stereo mini jack Sensitivity 800 mV impedance 22 kilohms Outputs PHONES stereo mini jack Accepts headphones with an impedance of 8 Ω or more SPEAKER impedance HCD EC78P 8 Ω HCD EC68P 6 Ω CD player section System Compact disc and digital audio system Laser Semiconductor laser λ 770 810 nm Emission duration continuous Frequency response 20 Hz 20 kHz Signal to noi...

Страница 2: ...R CES COM POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DON NÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY SAFETY CHECK OUT After correcting the original service problem perform the follow ing safety check before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as des...

Страница 3: ...e of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down 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 NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrate...

Страница 4: ...WER SWITCH TURN OFF Turn a gear by a driver till a lever falls down to the position of the figure lever gear EC78P UK EXCEPT EC78P UK Pull the tray by the hand Slide the boss by a driver boss knob VOL hole Push the knob VOL by the flat head driver front panel block back view ...

Страница 5: ...IN board make a capacitor discharge of C622 and C626 for electric shock prevention 800 Ω 2W 800 Ω 2W Model Power Voltage Indication EC68P US EC78P US and Canadian models AC 120 V 60 Hz EC68P Australian model AC 230 240 V 50 60 Hz EC78P UK model AC 230 V 50 60 Hz MODEL IDENTIFICATION Back Panel POWER VOLTAGE INDICATION ...

Страница 6: ... repeatedly when the For example you can view CD MP3 disc information such as during normal play artist name during normal play album or folder name during normal play total playing time while the player is stopped Display mode Power Saving Mode1 to operate Clock2 1 You cannot set the clock in Power Saving Mode 2 eight seconds Notes on the display information Characters that cannot be displayed ap...

Страница 7: ...be all right reconnect the power cord and turn on the system If the issue persists contact your nearest Sony dealer General The system does not turn on Is the power cord plugged in There is no sound Are the and speaker cords short circuited Are you using only the supplied speakers Is anything blocking the ventilation holes on the top or back of the system Sound comes from one channel or the left a...

Страница 8: ... repeatedly when the system is turned on Change Display mode See below DISPLAY repeatedly when the For example you can view CD MP3 disc information such as during normal play artist name during normal play album or folder name during normal play total playing time while the player is stopped Display mode Power Saving Mode1 to operate Clock2 1 You cannot set the clock in Power Saving Mode 2 eight s...

Страница 9: ...ventilation holes on the top or back of the system to be all right reconnect the power cord and turn on the system If the issue persists contact your nearest Sony dealer General The system does not turn on Is the power cord plugged in There is no sound Are the and speaker cords short circuited Are you using only the supplied speakers Is anything blocking the ventilation holes on the top or back of...

Страница 10: ...OCK EC68P EC78P US Canadian Page 13 EC68P EC78P US Canadian 3 10 1 CD MECHANISM BLOCK EC68P EC78P US Canadian Page 15 3 11 BASE UNIT EC68P EC78P US Canadian Page 15 3 12 BELT EC68P EC78P US Canadian Page 16 3 13 BELT EC78P UK Page 16 3 14 OP BASE ASSY KSM 213D Page 17 3 4 MAIN BOARD Page 12 3 7 BACK PANEL BLOCK Page 13 3 8 3 CD MECHANISM BLOCK EC78P UK Page 14 3 14 OP BASE ASSY KSM 213D Page 17 3 ...

Страница 11: ... in the numerical order given 3 2 SIDE PANEL L R 3 3 PANEL TOP two screws BVTP3 10 two screws BVTP3 10 four screws case3 TP side panel L side panel R four screws case3 TP panel top two claws two screws BVTP3 10 two screws BVTP3 10 screw KTP3 10 screw KTP3 10 ...

Страница 12: ...e 31 core CN803 flexible flat cable 9 core CN605 flexible flat cable 11 core CN609 connector CN604 flexible flat cable 21 core CN608 3 4 MAIN BOARD two screws BVTP3 10 flexible flat cable 9 core CN605 flexible flat cable 11 core CN609 Turn a gear by a driver till a lever falls down to the position of the figure pull the tray by hand lever gear flexible flat cable 31 core CN803 flexible flat cable ...

Страница 13: ...ide the boss by a driver pull the tray by hand flexible flat cable 31 core CN803 door 1 CD front panel block boss 3 7 BACK PANEL BLOCK four screws BVTP3 10 two screws BVTP3 10 screw BVTP3 10 connector power cord CN053 connector CN601 back panel block Cut the clamp two screws BVTP3 10 two screws BVTP3 10 EC78 Note Please do not forget fixation by clamping when you install the power cord ...

Страница 14: ...08 CD board CN201 flexible flat cable 13 core 3 CD mechanism block cover DLM3 two screws BVWH Note When installing the CD mechanism section install two tapes for prevention of noise insulator insulator base unit insulator insulator two springs insulator two screws PTPWHM2 6 two screws PTPWHM2 6 Bottom view two springs insulator 3 CD mechanism block ...

Страница 15: ... flexible flat cable 21 core CN201 flexible flat cable 5 core CN001 1 CD mechanism block two screws BVTP4 12 PT block two screws BVTP4 12 connector CN053 insulator insulator base unit insulator insulator two springs insulator two floating screws two floating screws floating screw loading BK assy Bottom view two springs insulator ...

Страница 16: ...HCD EC68P EC78P 16 3 12 BELT EC68P EC78P US Canadian 3 13 BELT EC78P UK belt claw claw tray AU belt position of belt four screws cover two belts DLM3A belt belt position of belt ...

Страница 17: ...HCD EC68P EC78P 17 3 14 OP BASE ASSY KSM 213D op base assy KSM 213D flexible flat cable 16 core CN301 CD board Remove four solders ...

Страница 18: ...ess two buttons of CD N and I 1 simultaneously 5 Set to the CD ship mode chucking on 6 After blink STANDBY LOCK is displayed disconnect the AC plug CD TRAY LOCK This mode is for the antitheft of CD disc in shop not for trans port Procedure 1 Press the I 1 button to turn the power on 2 Press the FUNCTION button to select CD function 3 Insert a disc 4 While pressing the x button press the Z button f...

Страница 19: ...o move up to the higher lay er TUNING M L l m TUNING Use these keys to move the cursor to the right digit or to the left digit in the six digit number when changing the numeric value Press TUNING M L to move the cursor to the right and press l m TUNING to return the cursor to the left FUNCTION Use this key to execute Command Out in the Com mand Out Mode CD Servo Test Mode Tree S Curve Mode LD ON B...

Страница 20: ...ed as D0xxxxxx x means hexadecimal number on the liquid crystal display as shown below In the same way as the CDM error code use of the TUNING M L and the l m TUNING but tons in this mode enables tracing of the error history 7 To release from this mode press the I 1 button to turn the power off Contents of CDM Errors Error display example M 0 FF 11 42 1 2 3 4 1 It indicates the error history numbe...

Страница 21: ...ent in each processing CD FACTORY MODE Note1 Do not enter the CD FACTORY MODE while any other test mode is in progress Note2 Do not enter any other test mode while the CD FACTORY MODE is in progress Procedure 1 Press the I 1 button to turn the power on 2 Press the FUNCTION button to select CD function 3 Press three buttons of CD N FUNCTION and DIS PLAY simultaneously 4 It enters the CD factory mod...

Страница 22: ... the CD N button to playback 4 Confirm that oscilloscope waveform is as shown in the figure below eye pattern A good eye pattern means that the diamond shape in the center of the waveform can be clearly distinguished VOLT DIV 200 mV TIME DIV 500 ns level 1 2 0 3 Vp p Checking Location TP124 VC CD Board Conductor Side TP121 RFI IC101 AM Setting FUNCTION AM AM RF signal generator 30 amplitude modula...

Страница 23: ...N FM FM RF signal generator Carrier frequency 98MHz Modulation deviation by FM 75 kHz Output level 60 dBuV level meter MAIN board JW801 TUNER GND MAIN board IC801 pin RT TUNER OUT L ch set MAIN board ANTENNA CN801 pin MAIN board ANTENNA CN801 pin 1 Turn the set to 98 MHz 2 Adjust L802 so that modulation distortion may become the best in the vicinity of the maximum value where the tuner out level b...

Страница 24: ...3 1 19 18 IC801 pin XL TUNER VT IC801 pin RT TUNER OUT L ch MAIN Board Conductor Side L802 FM Detector Adjustment MAIN Board Component Side L803 FM Frequency Coverage Adjustment L801 FM Frequency Coverage Adjustment L805 AM Tracking Adjustment JW801 TUNER GND L804 AM Tracking Adjustment ...

Страница 25: ... 54 O 3CD M1 O CDM M1 8 O 3CD M1 O CDM M1 10 O 3CD M2 NC 11 O 3CD M2 NC 12 O CD SBSY 43 B A M M MOTOR DRIVER IC303 S001 DISC TRAY OPEN CLOSE DETECT CLOSE OPEN M001 LOADING EC68P EC78P US Canadian EC78P UK MOTOR DRIVE Q311 318 SW3 SW2 I CHACK SW1 I 3CD SW1 O CDM OPEN 7 I 3CD SW3 O CDM CLOSE 5 I 3CD SW2 NC 6 I 3CD CHACK 21 I STOCK I OPEN I CLOSE I 3CD STOCK 22 I 1CD CLOSE_OPEN NC 48 AM FM DET OSC MI...

Страница 26: ...OLTAGE DETECT Q761 762 4V REGULATOR Q302 304 D631 9V CD 3 3V 3V REGULATOR Q801 TUNER 3V 5V REGULATOR Q802 TUNER 5V SYSTEM 3 3V D152 D601 R CH D303 D055 D617 D628 D602 606 M M DC DETECT Q618 STANDBY SWITCH Q608 J492 RY602 R CH PHONES J491 AUDIO IN CN901 DMPORT SPEAKER IMPEDANCE USE 6Ω SPEAKER LOW FREQ IMPEDANCE USE 8Ω SPEAKER HIGH FREQ IMPEDANCE USE 8Ω R L TB602 R CH R L TB601 R CH R CH 2 O AMP ON ...

Страница 27: ...to normal production tolerances Circled numbers refer to waveforms Signal path F FM f AM J CD PLAY i AUDIO IN g DMPORT Abbreviation AUS Australian model CND Canadian model For Printed Wiring Boards Note X Parts extracted from the component side Y Parts extracted from the conductor side W indicated side identified with part number f Internal component Pattern from the side which enables seeing The ...

Страница 28: ... R128 R129 R143 R139 C136 R120 R114 C153 C112 R125 R126 C149 C139 R127 R118 R140 R151 C122 C123 R220 R104 S201 R155 C128 C106 C201 R304 R302 C309 C205 C207 C307 R303 C133 R111 R112 C115 R211 Q301 R301 C204 C202 C206 C306 R212 C401 C130 X102 C405 IC201 IC401 IC101 R201 R142 CD BOARD COMPONENT SIDE CD BOARD CONDUCTOR SIDE 3 1 4 5 1 7 8 14 28 22 21 15 TP124 VC TP121 RFI 1 25 26 50 51 75 76 100 1 21 M...

Страница 29: ...100 100 100 100 100k 100k 100k 100k 100k 100 0 100 2SA2119K 100k 100 10V 100 100 16P 220 220 10V 47k 10k 470k 1k 47k 22k 47k 10k 0 0 100k 0 TK63115SCL G GT 0 1 1 0 001 0 1 470p 0 1 470p 0 1 0 1 0 0022 0 1 0 1 0 1 0 01 0 01 0 022 C119 0 022 0 1 0 0047 0 0047 0 0 0 0 0 22p 0 1 0 01 470p 0 01 47p 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 10k 100 22 6 3V 47 0 1 0 1 0 470p 470p 0 01 0 001 22k 470k 1M 0 1 0 1 47p...

Страница 30: ...6 R674 R675 C833 C641 RY601 RY602 RY601 RY602 C644 C646 JW601 JW602 JW603 JW604 JW605 JW606 JW607 JW608 JW609 JW801 C661 JW802 JW803 C663 JW610 JW804 C664 JW611 C665 JW612 JW613 C667 D607 D608 D701 JW615 C669 D609 JW616 JW617 JW618 JW619 D610 C671 D611 D612 C673 JW620 JW621 ET601 C675 D615 ET602 JW622 C676 JW623 JW624 JW625 D619 JW626 JW627 JW628 JW629 D620 JW630 JW631 JW632 JW633 JW634 D629 JW635...

Страница 31: ... R650 4 7k R651 4 7k R727 4 7k R728 4 7k 47k R678 1 C695 1 C696 47 R674 47 R675 100k R729 C699 1000p C700 1000p MAZ8082GMLS0 D622 MAZ8043GMLS0 D621 2SC3052F T1 LF Q611 100k R669 10k R670 10k R628 4 7k R637 0 01 C619 4700p C629 10k R672 50V 3 3 C641 ISA1235AC1TP 1EF Q612 ISA1235AC1TP 1EF Q618 1 2 3 4 5 5P CN633 PA GND OUT R VH VH OUT L 1 2 3 4 5 6 7 8 9 CN605 9P AUDIO L A GND AUDIO R HP GND HP L HP...

Страница 32: ... 470k 16V 100 C802 C830 2p TP687 1 6 2 3 4 5 L805 C831 0 47 R813 470k CF G I O FL801 TP690 1 2 3 4 6 L801 C814 C814 815 4700p EC68P AUS EC78P UK 0 01 EC68P US EC78P US CND L803 C832 0 47 R842 0 TP686 L804 C848 0 1 R817 47k R826 1k R836 6 8k C844 0 1 SV230 TB E D804 C808 18p C828 100p 2SC3052F T1 LF Q801 R814 22k R807 22k R815 10k R806 47k R825 4 7k R832 1M C840 0 1 JW801 C826 1000p BPF G I O FL803...

Страница 33: ... ISA1235AC1TP 1EF Q761 10V 100 C762 DTC114EKA Q762 R767 2W 0 47 47 R769 47 R759 RK36LF A4 D701 10k R768 1 2 3 4 5 IC BD9701CP V5 IC701 VCC OUT GND INV STBY R770 0 JW788 4 5 7 6 DMP DET USB RST DMP TXD DMP RXD DMP L 5V ON TP REC MUTE DMP R DMP 5V DET LINE AMP IC770 IC701 5V REGULATOR VOLTAGE DETECT Q761 762 MAIN BOARD 3 3 7 11 D B 6 9 10 5 3 1 12 C E 8 4 A 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1...

Страница 34: ... 12 11 10 STK433 070 EC78P UK STK433 090 F EC78P US CND IC151 PRE VCC VCC LO LO RO RO PRE SUB GND LI LI ST BY RI RI C156 100p C155 100p C159 3p C160 3p C170 C169 100 6 3V 100 6 3V R173 1k R164 47k R163 47k R155 47k R156 47k R151 R151 152 220 EC78P US CND 1 8k EC78P UK R152 C153 470p C154 470p C178 0 1 R159 1k R160 1k C161 0 01 C162 0 01 0 1 C174 0 1 C173 R172 100 R181 1 2k R182 1 2k R183 22k R184 ...

Страница 35: ...3 47k R114 47k R113 47k R107 47k R108 25V 47 C108 25V 47 C107 R103 R104 R105 R106 470p C103 470p C104 0 1 C128 1k R109 1k R110 0 1 C124 0 1 C123 0 R101 0 R102 22k R133 22k R134 1 2k R132 1 2k R131 R122 100 1 2 3 4 5 5P CN104 PA GND OUT R VH VH OUT L TP101 TP102 TP103 TP104 TP105 TP107 TP108 TP109 TP110 TP111 470 R112 470 R111 1 2 3 4 5 5P CN102 PROTECT AMP ON IN L A GND IN R MA2J1110GLS0 D103 0 R1...

Страница 36: ... JW392 JW393 JW394 JW395 JW396 JW398 JW397 JW399 JW400 JW401 JW402 JW403 JW404 JW405 JW406 Q302 Q309 LED301 SW303 SW303 SW304 SW305 TUNING W301 3 1 SW311 SW312 SW313 SW314 SW315 SW316 SW317 SW318 SW319 CN301 CN302 CN303 CN306 C302 C303 C305 C306 C309 C357 C352 X301 X302 S301 C343 JW301 JW302 JW303 JW304 JW305 JW306 JW307 JW308 JW309 JW310 JW311 JW312 JW313 JW314 JW315 JW316 JW317 JW318 JW319 JW320...

Страница 37: ...M2 NC O 3CD M2 NC X0A X1A VCC VSS I O CD BUS0 I O CD BUS1 I O CD BUS2 I O CD BUS3 I 3CD CHACK I 3CD STOCK O DR MUTE I REQ O CD BUCK O CD CCE O CD RST O LED STBY I USB TXD I DMP TXD I USB DO I DMP 5V DET O USB RXD O DMP RXD AVCC I TU DO O USB DI 5V ON O TP REC MUTE AVSS I P MONI I KEY1 I KEY2 I TU ANSD O USB SEL1_2 O SW ON I TP STATE I KEY WAKE UP VOL I HOLD O CD SBSY GND I DMP DET O USB RST I MODE...

Страница 38: ...STANDBY SW301 B 5 3 1 C D E F G 4 A 2 3 2 1 3P W610 OUT GND IN EC68P EC78P US CND EC78P UK Page 37 Page 31 6 16 SCHEMATIC DIAGRAM KEY Section Page 37 Page 31 6 15 PRINTED WIRING BOARDS KEY Section Uses unleaded solder See page 27 for Circuit Boards Location R407 R411 R409 R410 R408 KEY CD BOARD R491 R492 1 9 C491 C495 C496 JACK BOARD C698 1 3 2 SW301 SW306 310 1 2 SW310 SW307 SW307 SW309 EC78P UK ...

Страница 39: ...TED WIRING BOARD MOTOR Board EC68P EC78P US Canadian models 6 18 SCHEMATIC DIAGRAM MOTOR Board EC68P EC78P US Canadian models Uses unleaded solder See page 27 for Circuit Boards Location Waveforms CD Board IC101 XG XO CD play mode 1 V DIV 20 ns DIV 59 1 ns 3 3 Vp p IC101 JB RFi CD play mode 200 mV DIV 500 ns DIV 0 5 to 1 3 Vp p XB IC801 RM XIN 500 mV DIV 5 μs DIV 13 3 μs 1 Vp p MAIN Board FT IC301...

Страница 40: ...NOT REPLACEABLE BUILD IN TRANSFORMER PT001 EC68P US EC78P EC68P US EC78P EC68P US EC78P EC68P US EC78P PT002 EC68P AUS SUB POWER TRANSFORMER EC68P AUS EC68P AUS EC68P AUS EC68P AUS EC68P AUS AC IN PT003 EC68P PT004 EC78P MAIN POWER TRANSFORMER J MAIN BOARD CN604 1 875 494 14 14 B C D E F 1 2 3 4 5 A CHASSIS Page 30 6 19 PRINTED WIRING BOARD PT Board Uses unleaded solder See page 27 for Circuit Boa...

Страница 41: ...IVE NEUTRAL PT002 PT003 3 11 12 13 14 5 10 2 4 6 PT004 3 11 12 13 14 1 5 10 2 4 6 1 3 4 5 6 7 8 9 2 PT001 0 1 C052 PT BOARD EC68P AUS EC68P AUS EC68P AUS EC68P US EC78P EC68P US EC78P AC IN SUB POWER TRANSFORMER SUB POWER TRANSFORMER MAIN POWER TRANSFORMER MAIN POWER TRANSFORMER EC68P EC78P NOT REPLACEABLE BUILD IN TRANSFORMER W001 CHASSIS 7 11 D B 6 9 10 F 5 3 G 1 12 C E 8 4 13 A 2 1 3 4 5 6 7 8 ...

Страница 42: ... D1 8 D2 9 SEL2 10 SEL1 INPUT SELECTOR TREBLE BASS INVERTER VOLUME INPUT GAIN SURROUND PC BUS LOGIC IC701 BD9701CP V5 VCC 1 OUT 2 GND 3 INV 4 STBY 5 REGULATOR STANDBY VOLTAGE REFERENCE IC801 LV23003VA 1 AM RF IN 3 FM MIX 2 REG 6 VCC1 4 GND1 AM RF AM MIX AM DET AM IF FM DET FM IF SD FF VCO FF FF ST TRIG STSW FM MIX FM OSC AM OSC OSC BUFFER FM S METER DECODER PHASE COMPARATOR MUTE PROGRAMMABLE DIVID...

Страница 43: ...the input selector 28 DVDD3 Power supply terminal 3 3 V 29 DVR O Reference voltage 1 65V output terminal 30 LO O Audio data L ch output to the input selector 31 DVSS3 Ground terminal 32 VDDT3 Power supply terminal 3 3 V 33 VSS1 Ground terminal 34 VDD1 Power supply terminal 1 5 V 35 VDDM1 Power supply terminal 1 5 V 36 SRAMSTB I S RAM standby mode control signal input terminal Fixed at L in this se...

Страница 44: ...und terminal 80 SLCo O EFM slice level output terminal 81 RFi I RF signal input terminal 82 RFRPi I RF ripple signal input terminal 83 RFEQo O EFM slice level output terminal 84 VRo O Reference voltage 1 65V output terminal 85 RESiN O External resistor connection terminal 86 VMDiR O Reference voltage 1 65V output terminal for automatic power control circuit 87 TESTR O Low pass filter terminal for ...

Страница 45: ...ut to the CD MP3 processor L reset 28 O LED STBY O LED drive signal output terminal for STANDBY indicater 29 I USB TXD I DMP TXD I Serial data input from the DMPORT connector 30 I USB DO I DMP 5V DET I Power voltage detection signal input terminal 31 O USB RXD O DMP RXD O Serial data output to the DMPORT connector 32 AVCC Power supply terminal 3 1V 33 I TU DO I Serial data input from the AM FM DET...

Страница 46: ...iquid crystal display 63 64 SEG0 SEG1 O Segment drive signal output to the liquid crystal display 65 VCC Power supply terminal 3 1V 66 VSS Ground terminal 67 to 89 SEG2 to SEG24 O Segment drive signal output to the liquid crystal display 90 VCC Power supply terminal 3 1V 91 VSS Ground terminal 92 X1 I Main system clock output terminal 6 MHz 93 X0 O Main system clock input terminal 6 MHz 94 to 100 ...

Страница 47: ... mean standardized parts so they may have some difference from the original one Items marked are not stocked since they are seldom required for routine ser vice Some delay should be anticipated when ordering these items The mechanical parts with no reference number in the exploded views are not sup plied Color Indication of Appearance Parts Ex ample KNOB BALANCE WHITE RED R R Parts of Color Cabine...

Страница 48: ...WINDOW EC78P UK 55 A 1452 956 A FRONT PANEL ASSY EC68P US 55 A 1452 957 A FRONT PANEL ASSY EC68P AUS 55 A 1418 862 A PANEL ASSY FRONT EC78P UK 55 A 1418 863 A PANEL ASSY FRONT EC78P US CND 56 4 951 620 01 SCREW 2 6X8 BVTP 57 1 835 338 21 CABLE FLEXIBLE FLAT 31 CORE 58 3 297 298 01 SHEET RM 59 A 1379 659 A PANEL BOARD COMPLETE EC78P US CND 59 A 1379 717 A PANEL BOARD COMPLETE EC68P US 59 A 1426 107...

Страница 49: ...1 769 744 81 CORD POWER EC78P UK 0 106 1 834 967 21 CORD POWER EC68P AUS 0 106 1 834 978 11 CORD POWER EC68P US EC78P US CND 107 1 834 181 21 CABLE FLEXIBLE FLAT 21 CORE EC78P UK 107 1 835 334 21 CABLE FLEXIBLE FLAT 21 CORE EC68P EC78P US CND 108 1 832 666 21 CABLE FLEXIBLE FLAT 5 CORE EC68P EC78P US CND 109 3 229 336 11 SCREW BVWH TAPPING EC78P UK M601 1 787 400 11 D C FAN EC68P EC78P UK M601 1 7...

Страница 50: ...POWER EC68P US 0 PT004 1 445 343 11 TRANSFORMER POWER EC78P UK 0 PT004 1 445 345 11 TRANSFORMER POWER EC78P US CND 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 IT 3 3 7 685 880 09 SCREW BVTT 4X6 S 4 7 685 645 79 SCREW BVTP 3X6 TYPE2 IT 3 Ref No Part No Description Remark Ref No Part No Description Remark 7 4 MAIN SECTION 151 152 154 154 153 not supplied not supplied not supplied 4 4 4 1 1 1 1 1 1 1 1 1 PT...

Страница 51: ...emark Ref No Part No Description Remark 0 206 A 4735 357 A BASE ASSY OP KSM 213D 207 1 832 404 21 CABLE FLEXIBLE FLAT 16 CORE 208 A 1217 914 A CD BOARD COMPLETE S201 1 771 853 11 SWITCH DETECTION LIMIT 7 5 3 CD MECHANISM SECTION EC78P UK CDM88A K6BD90 WOD 206 including sled motor M402 spindle motor M401 207 208 S201 sled motor M402 spindle motor M401 203 203 204 204 204 204 202 202 205 205 201 not...

Страница 52: ... 404 21 CABLE FLEXIBLE FLAT 16 CORE 258 A 1217 914 A CD BOARD COMPLETE S201 1 771 853 11 SWITCH DETECTION LIMIT Ref No Part No Description Remark Ref No Part No Description Remark 7 6 1 CD MECHANISM SECTION EXCEPT EC78P UK CDM77B K6BD90 WOD not supplied not supplied not supplied MOTOR board 251 252 255 254 253 253 255 254 255 255 S201 sled motor M402 257 256 including sled motor M402 spindle motor...

Страница 53: ...1 ELECT CHIP 100uF 20 10V C202 1 128 995 21 ELECT CHIP 100uF 20 10V C204 1 164 360 11 CERAMIC CHIP 0 1uF 16V C205 1 164 360 11 CERAMIC CHIP 0 1uF 16V C206 1 165 908 11 CERAMIC CHIP 1uF 10 10V C207 1 165 908 11 CERAMIC CHIP 1uF 10 10V C301 1 164 360 11 CERAMIC CHIP 0 1uF 16V C302 1 137 710 91 CERAMIC CHIP 10uF 20 6 3V C303 1 137 710 91 CERAMIC CHIP 10uF 20 6 3V C306 1 128 995 21 ELECT CHIP 100uF 20...

Страница 54: ... 5 1 10W R222 1 216 845 11 METAL CHIP 100K 5 1 10W R223 1 216 845 11 METAL CHIP 100K 5 1 10W R301 1 216 845 11 METAL CHIP 100K 5 1 10W R302 1 216 864 11 SHORT CHIP 0 R303 1 216 789 11 METAL CHIP 2 2 5 1 10W R304 1 216 789 11 METAL CHIP 2 2 5 1 10W R402 1 216 825 11 METAL CHIP 2 2K 5 1 10W R405 1 216 833 11 METAL CHIP 10K 5 1 10W R408 1 216 825 11 METAL CHIP 2 2K 5 1 10W R414 1 216 829 11 METAL CHI...

Страница 55: ...K J491 1 566 822 51 JACK AUDIO IN J492 1 815 629 21 JACK PHONES RESISTOR R491 1 216 837 11 METAL CHIP 22K 5 1 10W R492 1 216 837 11 METAL CHIP 22K 5 1 10W KEY CD BOARD RESISTOR R407 1 216 825 11 METAL CHIP 2 2K 5 1 10W R408 1 216 826 11 METAL CHIP 2 7K 5 1 10W R409 1 216 828 11 METAL CHIP 3 9K 5 1 10W R410 1 218 867 11 METAL CHIP 6 8K 0 5 1 10W EC78P UK R411 1 216 835 11 METAL CHIP 15K 5 1 10W EC7...

Страница 56: ...METAL CHIP 1 2K 5 1 10W R132 1 216 822 11 METAL CHIP 1 2K 5 1 10W R133 1 216 837 11 METAL CHIP 22K 5 1 10W R134 1 216 837 11 METAL CHIP 22K 5 1 10W R135 1 216 825 11 METAL CHIP 2 2K 5 1 10W R136 1 216 825 11 METAL CHIP 2 2K 5 1 10W R142 1 216 864 11 SHORT CHIP 0 R145 1 216 817 11 METAL CHIP 470 5 1 10W R146 1 216 817 11 METAL CHIP 470 5 1 10W A 1379 655 A MAIN BOARD COMPLETE EC78P US CND A 1379 71...

Страница 57: ...1 CERAMIC CHIP 0 001uF 10 50V C700 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C703 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C704 1 162 962 11 CERAMIC CHIP 470PF 10 50V C713 1 162 962 11 CERAMIC CHIP 470PF 10 50V C714 1 126 947 11 ELECT 47uF 20 35V C760 1 104 665 11 ELECT 100uF 20 25V C761 1 126 935 11 ELECT 470uF 20 16V C762 1 104 658 91 ELECT 100uF 20 10V C771 1 126 960 11 ELECT 1uF 20 50V C772 1 ...

Страница 58: ...DIODE 1PS226 115 D806 8 719 062 51 DIODE 1PS226 115 GROUND TERMINAL ET601 1 537 771 21 TERMINAL BOARD GROUND ET602 1 537 771 21 TERMINAL BOARD GROUND FILTER FL801 1 760 393 11 FILTER CERAMIC FL803 1 236 711 21 FILTER BAND PASS IC IC602 6 712 055 01 IC BD3499FV E2 IC701 6 712 088 01 IC BD9701CP V5 IC770 8 759 278 58 IC NJM4558V TE2 IC801 6 708 840 01 IC LV23003VA JUMPER RESISTOR JR601 1 216 864 11 ...

Страница 59: ...11 METAL CHIP 10K 5 1 10W R644 1 216 821 11 METAL CHIP 1K 5 1 10W R645 1 216 825 11 METAL CHIP 2 2K 5 1 10W R646 1 216 809 11 METAL CHIP 100 5 1 10W R647 1 216 797 11 METAL CHIP 10 5 1 10W R648 1 216 841 11 METAL CHIP 47K 5 1 10W R649 1 216 825 11 METAL CHIP 2 2K 5 1 10W R650 1 216 829 11 METAL CHIP 4 7K 5 1 10W R651 1 216 829 11 METAL CHIP 4 7K 5 1 10W R652 1 216 809 11 METAL CHIP 100 5 1 10W 0 R...

Страница 60: ... 216 809 11 METAL CHIP 100 5 1 10W R810 1 216 829 11 METAL CHIP 4 7K 5 1 10W R811 1 216 845 11 METAL CHIP 100K 5 1 10W R812 1 216 841 11 METAL CHIP 47K 5 1 10W R813 1 216 853 11 METAL CHIP 470K 5 1 10W R814 1 216 837 11 METAL CHIP 22K 5 1 10W R815 1 216 833 11 METAL CHIP 10K 5 1 10W R816 1 216 821 11 METAL CHIP 1K 5 1 10W R817 1 216 841 11 METAL CHIP 47K 5 1 10W R818 1 216 833 11 METAL CHIP 10K 5 ...

Страница 61: ...C357 1 126 965 91 ELECT 22uF 20 50V EC68P EC78P US CND CONNECTOR CN301 1 784 753 11 CONNECTOR FFC 31P CN302 1 784 735 11 CONNECTOR FFC 13P EC78P UK CN303 1 815 550 11 PIN CONNECTOR PWB 2P CN306 1 815 443 11 PIN CONNECTOR PWB 2P CN311 1 779 273 11 CONNECTOR FFC LIF NON ZIF 5P EC68P EC78P US CND DIODE D301 6 501 722 01 DIODE MAZ8043GMLS0 D302 6 501 817 01 DIODE MA2J1110GLS0 D303 6 500 334 01 DIODE M...

Страница 62: ...1 10W EC78P UK R340 1 216 829 11 METAL CHIP 4 7K 5 1 10W EC78P UK R341 1 216 839 11 METAL CHIP 33K 5 1 10W EC78P UK R342 1 216 849 11 METAL CHIP 220K 5 1 10W EC78P UK R343 1 216 853 11 METAL CHIP 470K 5 1 10W EC78P UK R344 1 216 826 11 METAL CHIP 2 7K 5 1 10W EC78P UK R345 1 216 829 11 METAL CHIP 4 7K 5 1 10W EC78P UK R346 1 216 841 11 METAL CHIP 47K 5 1 10W EC78P UK R347 1 216 817 11 METAL CHIP 4...

Страница 63: ...7 11 METAL CHIP 22K 5 1 10W EC68P EC78P US CND R443 1 216 833 11 METAL CHIP 10K 5 1 10W EC68P EC78P US CND R444 1 216 829 11 METAL CHIP 4 7K 5 1 10W EC68P EC78P US CND R445 1 216 829 11 METAL CHIP 4 7K 5 1 10W EC68P EC78P US CND R446 1 216 829 11 METAL CHIP 4 7K 5 1 10W R447 1 216 829 11 METAL CHIP 4 7K 5 1 10W R448 1 216 833 11 METAL CHIP 10K 5 1 10W ROTARY ENCODER S301 1 786 417 11 ENCODER ROTAR...

Страница 64: ...ND 152 1 831 744 21 CABLE FLEXIBLE FLAT 5 CORE 153 1 835 276 21 CABLE FLEXIBLE FLAT 5 CORE EC78P 201 1 797 193 12 MECHANICAL CD DLM3A EC78P UK 0 206 A 4735 357 A BASE ASSY OP KSM 213D EC78P UK 207 1 832 404 21 CABLE FLEXIBLE FLAT 16 CORE EC78P UK 251 A 1242 967 A LOADING BK ASSY EC68P EC78P US CND 0 256 A 4735 357 A BASE ASSY OP KSM 213D EC68P EC78P US CND 257 1 832 404 21 CABLE FLEXIBLE FLAT 16 C...

Страница 65: ...MEMO HCD EC68P EC78P 65 ...

Страница 66: ...SION HISTORY Checking the version allows you to jump to the revised page Also clicking the version at the top of the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2008 03 New ...

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