Sony HCD-EC68 Service Manual Download Page 56 | Manualshive

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Sony HCD-EC68 Service Manual Download Page 56

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

HCD-EC68/EC78

56

D619

8-719-063-79 DIODE 1N4002B

D620

8-719-063-79 DIODE 1N4002B

D621

6-501-722-01 DIODE MAZ8043GMLS0

D622

6-501-752-01 DIODE MAZ8082GMLS0

D628

6-501-817-01 DIODE MA2J1110GLS0

D629

8-719-063-79 DIODE 1N4002B (EC68)

D630

8-719-063-79 DIODE 1N4002B (EC68)

D631

6-501-817-01 DIODE MA2J1110GLS0

D791

6-501-817-01 DIODE MA2J1110GLS0

D801

6-501-142-01 DIODE SVC347A-TL-E

D802

8-719-062-51 DIODE 1PS226-115

D803

6-501-369-01 DIODE SVC230-TB-E

D804

6-501-369-01 DIODE SVC230-TB-E

D805

8-719-062-51 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 >

6-712-055-01 IC BD3499FV-E2

6-708-840-01 IC LV23003VA

< JUMPER RESISTOR >

JR601 1-216-864-11 SHORT

CHIP 0

JR602 1-216-864-11 SHORT

CHIP 0

JR603 1-216-864-11 SHORT

CHIP 0

JR604 1-216-864-11 SHORT

CHIP 0

JR605 1-216-864-11 SHORT

CHIP 0

JR606 1-216-864-11 SHORT

CHIP 0

JR607 1-216-864-11 SHORT

CHIP 0

JR608 1-216-864-11 SHORT

CHIP 0

JR609 1-216-864-11 SHORT

CHIP 0

JR610 1-216-864-11 SHORT

CHIP 0

JR611 1-216-864-11 SHORT

JR612 1-216-864-11 SHORT

JR613 1-216-864-11 SHORT

JR614 1-216-864-11 SHORT

JR615 1-216-864-11 SHORT

JR616 1-216-864-11 SHORT

JR617 1-216-864-11 SHORT

JR618 1-216-864-11 SHORT

L601 1-456-107-11 COIL,

L602 1-456-107-11 COIL,

AIR-CORE

(EC78)

L603 1-456-107-11 COIL,

AIR-CORE

L604 1-456-107-11 COIL,

AIR-CORE

L801 1-456-596-11 COIL,

MW

OSC

L802 1-457-168-11 COIL,

DET

L803 1-457-162-11 COIL,

AIR-CORE

L804 1-457-163-11 COIL,

AIR-CORE

L805

1-457-161-11

COIL, AM ANTENNA

<

TRANSISTOR

>

Q601  8-729-037-03 TRANSISTOR  KTA1266GR-AT
Q602  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q603  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q604  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q605  8-729-120-28 TRANSISTOR  2SC1623-L5L6

Q606  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q608  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q611  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q612  6-551-696-01 TRANSISTOR  ISA1235AC1TP-1EF
Q616  8-729-120-28 TRANSISTOR  2SC1623-L5L6

(EXCEPT EC68: UK)

Q617 8-729-120-28 TRANSISTOR 2SC1623-L5L6

(EXCEPT EC68: UK)

Q618  6-551-696-01 TRANSISTOR  ISA1235AC1TP-1EF
Q619  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q622  8-729-120-28 TRANSISTOR  2SC1623-L5L6
Q624  8-729-036-86 TRANSISTOR  KTC3203Y-AT

Q801 8-729-120-28 TRANSISTOR 2SC1623-L5L6
Q802 8-729-120-28 TRANSISTOR 2SC1623-L5L6

<

RESISTOR

>

R601 1-216-817-11 METAL

CHIP 470

5% 1/10W

R603 1-216-793-11 METAL

CHIP 4.7

5% 1/10W

R604 1-216-845-11 METAL

CHIP 100K

5% 1/10W

R605 1-216-799-11 METAL

CHIP 15

5% 1/10W

(EC78: AEP, RU)

R605 1-216-806-11 METAL

CHIP 56

5% 1/10W

(EC68/EC78: E2, E3, E51, MX, AR)

R606 1-216-797-11 METAL

CHIP 10

5% 1/10W

(EC78)

R607 1-216-797-11 METAL

CHIP 10

5% 1/10W

(EC78)

R608 1-216-797-11 METAL

CHIP 10

5% 1/10W

(EC78)

R609 1-216-829-11 METAL

CHIP 4.7K

5% 1/10W

R610 1-216-829-11 METAL

CHIP 4.7K

5% 1/10W

R611 1-216-797-11 METAL

CHIP 10

5% 1/10W

R612 1-216-797-11 METAL

CHIP 10

5% 1/10W

R613 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R614 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R615 1-216-797-11 METAL

CHIP 10

5% 1/10W

R616 1-216-828-11 METAL

CHIP 3.9K

5% 1/10W

(EC68)

R616 1-216-833-11 METAL

CHIP 10K

5% 1/10W

(EC78)

R617 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R618 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R619 1-216-828-11 METAL

CHIP 3.9K

5% 1/10W

(EC68)

R619 1-216-833-11 METAL

CHIP 10K

5% 1/10W

(EC78)

R620 1-216-829-11 METAL

CHIP 4.7K

5% 1/10W

R621 1-216-829-11 METAL

CHIP 4.7K

5% 1/10W

R622 1-216-839-11 METAL

CHIP 33K

5% 1/10W

R623 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R624 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R625 1-216-839-11 METAL

CHIP 33K

5% 1/10W

R626 1-216-833-11 METAL

CHIP 10K

5% 1/10W

R627 1-216-829-11 METAL

CHIP 4.7K

5% 1/10W

R628 1-216-833-11 METAL

CHIP 10K

5% 1/10W

MAIN

www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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TEL 13942296513 QQ 376315150 892498299

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

http://www.xiaoyu163.com

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Summary of Contents for HCD-EC68

Page 1: ... 20 Hz 20 kHz Signal to noise ratio More than 90 dB Dynamic range More than 88 dB Tape deck section except for the UK model Recording system 4 track 2 channel stereo Tuner section FM stereo FM AM superheterodyne tuner Antenna FM lead antenna AM loop antenna FM tuner section Tuning range 87 5 108 0 MHz 50 kHz step Intermediate frequency 10 7 MHz AM tuner section Tuning range Australian Pan American...

Page 2: ...E CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat Flexible Circuit Board Repairing Keep the temperature of soldering iron around 270 C during...

Page 3: ...printed circuit boards may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the following characteristics Unleaded solder melts at a temperature about 40 C higher than ordinary solder Ordinary soldering irons can be used but the iron tip has to be applied to the solder joint for a slightly longer time Soldering irons using a temperature regul...

Page 4: ... of the figure lever gear pull the tray by the hand knob VOL hole Push the knob VOL by the flat head driver front panel block back view www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 5: ... TO DISTINGUISH TAPE MECHANISM DECK EXCEPT EC68 UK MODEL Two kinds of tape mechanism decks installed by this set exist Please do the repair exchange after confirming which tape mechanism deck set of the repair according to how to distinguish the figure below motor Metal part TCM J1 Mold part CS 21SC 900TP tape deck Abbreviation AR Argentina model E2 120V AC area in E model E3 240V AC area in E mod...

Page 6: ...e in the desired station To reduce static noise on a weak FM stereo station Press FM MODE repeatedly until MONO appears to turn off stereo reception Playing a tape Except for the UK model 1 Select a tape function Press TAPE or FUNCTION repeatedly 2 Insert a tape Press stop eject on the unit and insert the tape into the cassette holder Make sure there is no slack in the tape to avoid damaging the t...

Page 7: ...ess DISC SKIP to select a disc When recording a folder from an MP3 disc press PLAY MODE repeatedly to select and then press repeatedly to select the desired folder To record only your favourite CD tracks or MP3 files in your desired order perform steps 2 to 5 of Creating your own CD program 3 Start recording Press record and then start playing the desired recording source The CD starts playing aut...

Page 8: ...CK EXCEPT EC68 UK MODEL Page 10 3 6 FRONT PANEL SECTION Page 11 3 5 MAIN BOARD Page 10 3 7 BACK PANEL BLOCK Page 11 3 8 CD MECHANISM BLOCK Page 12 3 11 OP BASE ASSY KSM 213D Page 13 3 9 BU BLOCK Page 12 SET www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xi...

Page 9: ...de panel L side panel R four screws case3 TP flexible flat cable 9 core CN606 except EC68 UK top panel EC68 UK top panel block except EC68 UK two screws BVTP3 10 two screws BVTP3 10 screw KTP3 10 screw KTP3 10 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www...

Page 10: ...or CN604 flexible flat cable 21 core CN608 3 4 TAPE MECHANISM DECK EXCEPT EC68 UK MODEL Note This illustration is seeing top panel block from inside two screws 2 6 8 two screws 2 6 8 bracket deck DECK board two screws BVTP3 6 connector CN501 tape mechanism deck TCM J1 or CS 21SC 900TP top panel block www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 ...

Page 11: ... 3 7 BACK PANEL BLOCK six 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 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 37...

Page 12: ...ism section install two tapes for prevention of noise two screws PTPWHM2 6 two coil springs insurator two coil springs insurator insulator insulator insulator insulator BU block two screws PTPWHM2 6 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 ...

Page 13: ...at cable 16 core CN301 CD board Remove four solders www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ...ct 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 for more 5 seconds 5 The message LOCKED is displayed and the disc tray is locked Even if exiting from this mode the disc tray is still...

Page 15: ... 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 BDT S CU LD ON RAM Read Mode Disc Type value indication BDTRAM R DISCTYPE AL 0000 RW 0001 Gain Index value indicatio...

Page 16: ...rror 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 number 0 to 9 The error code number 0 indicates the newest error 2 It indicates whether the CDM error occurs in the norm...

Page 17: ...ess 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 mode and displays the following mes sage X1ON S character mode setting Tracking servo setting RF gain setting Key Oper...

Page 18: ...e than 2 82 oz 1 Demagnetize the record playback head with a head demagne tizer 2 Do not use a magnetized screwdriver for the adjustments TEST TAPE Tape Signal Used for P 4 A063 6 3 kHz 10 dB Azimuth Adjustment RECORD PLAYBACK HEAD AZIMUTH ADJUSTMENT Note Perform this adjustments for both decks Procedure 1 Mode Playback set JACK board PHONES jack J492 level meter test tape P 4 A063 6 3 kHz 10 dB 2...

Page 19: ... the oscilloscope to TP121 RFI and TP124 VC on the CD board 2 Press the I 1 button to turn the power ON and press the Z button to open the CD disc tray 3 Set disc YEDS 18 on the trey and press 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 disti...

Page 20: ...M TRACKING ADJUSTMENT Except EC68 Mexican Argentina Australian EC78 Mexican Argentina models Adjust for a maximum reading on level meter L805 530 kHz AM TRACKING ADJUSTMENT EC68 Mexican Argentina Australian EC78 Mexican Argentina models Adjust for a maximum reading on level meter L805 531 kHz FM FREQUENCY COVERAGE ADJUSTMENT Adjustment Part Frequency Display Reading on Digital Voltmeter L803 87 5 ...

Page 21: ...cy of A B and C detected and auto matic scanning stops The stop of automatic scanning means The station signal is re ceived in good condition Adjustment Location and Connecting Points IC801 CN801 ANTENNA 36 1 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 Frequ...

Page 22: ...w xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ...del AUS Australian model E2 120V AC area in E model E3 240V AC area in E model E51 Chilean and Peruvian models MX Mexican model RU Russian 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 other layers patterns are n...

Page 24: ...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 MAIN BOARD CN608 16 1 1 872 135 11 11 1 872 135 11 11 OPTICAL PICK UP BLOCK KSM 213DCP A B C D E F 1 2 3 4 5 6 7 8 9 E L...

Page 25: ...7k 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 0 1 4 7k 22k 0 1 0 1 0 01 0 01 0 0022 0 1 100 10V 0 100 10V 10 10 10k 2 2k 2 2k 4 7k 1 470p 1 BA5826SFP E2 SP SP SL SL 10...

Page 26: ... 1 NJM4558V TE2 IC501 GND VCC 0 1 C524 0 1 C523 R533 22k PB AMP IC501 IC502 REC AMP CHASSIS DECK BOARD REC Rch REC Lch I TP STATE 9V 1 A GND 9 M GND PB Rch 9V PB Lch Q501 502 OSC TAPE MECHANISM DECK PB REC 1 2 7 D B 6 9 F 5 3 G 1 C E H 8 4 A 2 E B E B 1 8 Q501 Q502 L501 BIAS OSC CN501 C501 C502 C513 C514 C515 C516 C540 C542 JW501 JW502 JW503 JW504 JW505 JW506 JW507 JW508 JW509 JW510 ET501 1 4 5 8 ...

Page 27: ...16 JW617 JW618 JW619 D610 C671 D611 D612 C673 JW620 JW621 ET601 C675 D615 ET602 JW622 C676 JW623 C677 JW624 C678 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 JW67...

Page 28: ...43GMLS0 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 R AMP ON SP RELAY GND 1 2 3 4 5 5P CN602 IN R A GND IN L AMP ON PROTECT 1 2 3 4 5 5P CN603 R603 4 7 1k R693 4 7k R692 R673 0 10k R643 ...

Page 29: ...70k 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 4700p 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 C829 0 47 R839 10 C804 18p CF801 C806 470p R846 10 1 3 4...

Page 30: ...0 R171 470 R196 470 R195 C175 0 1 C176 0 1 R153 22k R154 22k OVER LOAD DETECT Q151 152 HI AMP BOARD IC151 POWER AMP C169 170 100 50V EC78 E2 E3 E51 MX AR 100 63V EC78 AEP RU 7 D B 6 9 5 3 1 C 8 4 A 2 B E B E Q151 Q152 R151 R152 R153 R154 R155 R156 R159 R160 R161 R162 R163 R164 R171 R172 R173 R175 R176 R177 R178 R181 R182 R183 R184 R185 R186 C153 C154 C155 C156 R195 C159 R196 C160 C161 C162 C166 C1...

Page 31: ...C110 C120 C119 1k R123 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 M...

Page 32: ... R401 R402 R405 R406 R412 R413 R414 R415 R416 R417 R418 R419 R420 R421 R422 R425 R426 R428 R446 R447 Q301 Q303 Q304 Q305 Q306 Q307 Q308 Q310 Q311 Q312 Q313 Q314 Q315 Q316 Q317 Q318 FB301 R301 EC68 UK R302 R303 R304 R305 R306 R307 R308 R309 R310 R312 R313 R314 R315 R316 R317 R318 R319 R320 R321 R322 R323 R324 R325 R326 R327 R328 R329 R330 R331 R332 R333 R334 R335 R336 R337 R338 R339 C301 R340 C304 ...

Page 33: ...W1 O CDM OPEN O 3CD M1 O CDM M1 I RMC O 3CD M1 O CDM M1 O 3CD M2 NC O 3CD M2 NC XOA 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 K...

Page 34: ...407 2 2k TP415 TP416 R408 2 7k R409 3 9k R410 6 8k R411 15k KEY CD BOARD DISC 1 SW306 SW307 DISC 2 SW308 DISC 3 SW309 SW310 DISC SKIP EX CHANGE KEY 1 GND 1 2 J491 AUDIO IN C491 0 1 C495 1000p C496 1000p TP491 TP492 TP493 TP494 TP495 TP496 TP497 TP498 J492 PHONES R491 22k R492 22k JACK BOARD 1 A GND AUDIO L HP GND AUDIO R HP R HP L SP RELAY AMP ON 9 GND 0 1 C698 I O G TA7809S IC601 1 3 2 REG BOARD ...

Page 35: ...51 MX AR EC68 E2 E3 E51 MX AR AUS EC78 E2 E3 E51 MX AR EC68 E2 E3 E51 AR AUS EC78 E2 E3 E51 AR EC68 AEP UK RU EC78 AEP RU EC68 AEP UK RU EC78 AEP RU EC68 AEP UK RU EC78 AEP RU EC68 MX EC78 MX EC68 AR EC78 AR EC68 MX EC78 MX EC68 E2 E3 E51 EC78 E2 E3 E51 VOLTAGE SELECTOR AC IN PT003 EC68 PT004 EC78 MAIN POWER TRANSFORMER J MAIN BOARD CN604 1 875 494 12 13 12 13 B C D E F 1 2 3 4 5 A CHASSIS 7 17 PR...

Page 36: ...8 AUS EC78 MX EC68 MX EC78 AR EC68 AR VOLTAGE SELECTOR S001 120V 220V 230 240V 1 2 EC68 E2 E3 E51 EC78 E2 E3 E51 AC IN EC78 AEP RU EC68 AEP UK RU EC78 E2 E3 E51 MX AR EC68 E2 E3 E51 MX AR AUS SUB POWER TRANSFORMER SUB POWER TRANSFORMER MAIN POWER TRANSFORMER MAIN POWER TRANSFORMER EC78 E2 E3 E51 AR EC68 EC78 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 ...

Page 37: ...ECK Board FT IC301 PT X1 1 V DIV 50 ns DIV 166 ns 3 Vp p FB IC301 RG X1A 1 V DIV 10 μs DIV 30 5 μs 3 Vp p MAIN Board PANEL Board XB IC801 RM XIN 500 mV DIV 5 μs DIV 13 3 μs 1 Vp p www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu...

Page 38: ...REGULATOR VCC VCC THERMAL OVER CURRENT PROTECTION VOLTAGE REFERENCE ON OFF CONTROL VIN 1 GND 2 VCONT 3 NC 4 VOUT 5 MAIN Board IC602 BD3499FV E2 1 A1 18 BCB1 17 BCA1 16 BCA2 20 SB2 19 OUT2 22 SB1 21 SR 24 VCC 23 OUT1 26 SDA 25 SCL 28 FIL 27 GND 15 BCB2 2 A2 3 B1 5 C1 6 C2 4 B2 11 VOL1 12 VOL2 13 TC2 14 TC1 7 D1 8 D2 9 SEL2 10 SEL1 INPUT SELECTOR TREBLE BASS INVERTER VOLUME INPUT GAIN SURROUND PC BU...

Page 39: ...AL COUNTER 5 AM MIX 7 AMIF IN 8 FMIF IN 9 P DET 10 P COMP 11 FM DET 12 L OUT 13 R OUT 14 VSS FM RF 36 FM RF IN 35 GND2 34 FMRF OUT 33 VCC2 30 BO2 29 BO1 32 FM OSC 31 AM OSC 28 LP OUT 27 LP IN 23 FMDET OUT 15 CE 16 DI 17 CL 18 DO 22 MPX IN 19 XIN 20 XOUT 21 VDD 26 PD 25 AGC 24 AMDET OUT LOW PASS FILTER AGC IF BUFFER PIROT DET CCB I F www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9...

Page 40: ...dio 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 set 37 XRST I Reset signal input from the system controller L reset 38 39 BUS0 BUS1 I Serial data input from the syst...

Page 41: ...l 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 RFEQO offset correction 88 AGCi I RF signal amplitude adjustment amplification input terminal 89 RFo O RF signal ge...

Page 42: ...9 I USB TXD I DMP TXD I Serial data input terminal Not used 30 I USB DO I DMP 5V DET I Power voltage detection signal input terminal Not used 31 O USB RXD O DMP RXD O Serial data output terminal Not used 32 AVCC Power supply terminal 3 1V 33 I TU DO I Serial data input from the AM FM DET 34 O USB DI 5V ON O TP REC MUTE O Muting signal output to the REC muting circuit 35 AVSS Ground terminal 36 I P...

Page 43: ...ly 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 SEG25 to SEG31 O Segment drive signal output to the liquid crystal display www xiaoyu163 com QQ376315150 9 9 2 8 9 ...

Page 44: ... 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 Cabinet s Color Accessories are given in the last of the electrical parts list Abbreviation AR Argentina model AUS Australian model E2 120V AC area in E model The components identified by mark 0 or dotted line with mark 0 are critical for s...

Page 45: ...0 01 SCREW 2 6X8 BVTP EXCEPT EC68 UK 62 2 670 389 01 BELT 1 for TCM J1 EXCEPT EC68 UK 62 2 688 622 01 BELT MAIN for CS 21SC 900TP EXCEPT EC68 UK 63 3 214 817 01 BELT FR for TCM J1 EXCEPT EC68 UK 63 2 688 621 01 BELT R F for CS 21SC 900TP EXCEPT EC68 UK 64 3 917 753 41 CUSHION SP EXCEPT EC68 UK 4 7 685 645 79 SCREW BVTP 3X6 TYPE2 IT 3 EXCEPT EC68 UK 6 7 685 850 04 SCREW BVTT 2X3 S EXCEPT EC68 UK Re...

Page 46: ... A PANEL BOARD COMPLETE EC78 E2 109 A 1379 707 A PANEL BOARD COMPLETE EC78 E51 MX AR 109 A 1379 748 A PANEL BOARD COMPLETE EC68 AEP 109 A 1379 753 A PANEL BOARD COMPLETE EC68 RU 109 A 1379 787 A PANEL BOARD COMPLETE EC68 E2 109 A 1379 794 A PANEL BOARD COMPLETE EC68 E51 MX AR 109 A 1426 147 A PANEL BOARD COMPLETE EC78 E3 109 A 1426 169 A PANEL BOARD COMPLETE EC68 UK 109 A 1426 174 A PANEL BOARD CO...

Page 47: ... 1 787 400 11 D C FAN EC68 EC78 E2 E3 E51 MX AR 0 M601 1 787 631 11 FAN DC EC78 AEP RU 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 2 7 685 661 14 SCREW BVTP 4X12 TYPE2 N S Ref No Part No Description Remark Ref No Part No Description Remark 8 4 CHASSIS SECTION 151 152 152 154 156 157 1 1 1 2 2 main section not supplied EC78 not supplied CD mechanism section not supplied AC HOLD board M601 not supplied...

Page 48: ...AUS 0 PT003 1 445 432 11 TRANSFORMER POWER EC68 UK 0 PT004 1 445 119 11 TRANSFORMER POWER EC78 E2 E3 E51 AR 0 PT004 1 445 341 11 TRANSFORMER POWER EC78 AEP RU 0 PT004 1 445 344 11 TRANSFORMER POWER EC78 MX 1 7 685 647 79 SCREW BVTP 3X10 TYPE2 N S 3 7 685 880 09 SCREW BVTT 4X6 S 4 7 685 645 79 SCREW BVTP 3X6 TYPE2 IT 3 8 5 MAIN SECTION 201 202 204 204 203 not supplied not supplied not supplied 4 4 ...

Page 49: ... SWITCH DETECTION LIMIT Ref No Part No Description Remark Ref No Part No Description Remark 8 6 CD MECHANISM SECTION CDM88A K6BD90 WOD 256 including sled motor M402 spindle motor M401 257 258 S201 sled motor M402 spindle motor M401 253 253 254 254 254 254 252 252 255 255 251 not supplied not supplied www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 ...

Page 50: ...V 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 10V C307 1 165 908 11 CERAMIC CHIP 1uF 10 10V C309 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C401 1 128 394...

Page 51: ...11 METAL CHIP 2 2K 5 1 10W R414 1 216 829 11 METAL CHIP 4 7K 5 1 10W R415 1 216 841 11 METAL CHIP 47K 5 1 10W VIBRATOR X102 1 795 101 21 VIBRATOR CERAMIC 16 9344MHz DECK BOARD EXCEPT EC68 UK CAPACITOR C501 1 126 933 11 ELECT 100uF 20 16V C502 1 126 933 11 ELECT 100uF 20 16V C503 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C504 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C505 1 162 970 11 CERAMIC CHIP ...

Page 52: ...W R539 1 216 793 11 METAL CHIP 4 7 5 1 10W R540 1 216 805 11 METAL CHIP 47 5 1 10W R541 1 216 805 11 METAL CHIP 47 5 1 10W R543 1 216 809 11 METAL CHIP 100 5 1 10W R544 1 216 809 11 METAL CHIP 100 5 1 10W R545 1 216 817 11 METAL CHIP 470 5 1 10W R546 1 216 817 11 METAL CHIP 470 5 1 10W SWITCH S501 1 762 369 11 SWITCH SLIDE REC PB HI AMP BOARD EC78 CAPACITOR C151 1 126 960 11 ELECT 1uF 20 50V C152 ...

Page 53: ...71 410 21 SWITCH TACTILE DISC 2 SW308 1 771 410 21 SWITCH TACTILE DISC 3 SW309 1 771 410 21 SWITCH TACTILE Z SW310 1 771 410 21 SWITCH TACTILE DISC SKIP EX CHANGE KEY POWER BOARD SWITCH SW301 1 771 410 21 SWITCH TACTILE I 1 STANDBY CABLE HOLDER W401 1 824 027 21 HOLDER CABLE 3P LOW AMP BOARD CAPACITOR C101 1 126 960 11 ELECT 1uF 20 50V C102 1 126 960 11 ELECT 1uF 20 50V C103 1 164 315 11 CERAMIC C...

Page 54: ...1 CERAMIC CHIP 0 0047uF 10 50V C610 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C611 1 127 715 11 CERAMIC CHIP 0 22uF 10 16V C612 1 127 715 11 CERAMIC CHIP 0 22uF 10 16V C613 1 126 964 11 ELECT 10uF 20 50V C614 1 126 963 11 ELECT 4 7uF 20 50V C615 1 100 566 91 CERAMIC CHIP 0 1uF 10 25V EC78 C616 1 100 566 91 CERAMIC CHIP 0 1uF 10 25V EC78 C617 1 100 566 91 CERAMIC CHIP 0 1uF 10 25V C618 1 100 566 91...

Page 55: ...P 0 01uF 10 25V C817 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C819 1 162 962 11 CERAMIC CHIP 470PF 10 50V C820 1 162 910 11 CERAMIC CHIP 5PF 0 25PF 50V C821 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C822 1 126 965 91 ELECT 22uF 20 50V C823 1 126 923 91 ELECT 220uF 20 10V C824 1 165 908 11 CERAMIC CHIP 1uF 10 10V C826 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C827 1 165 176 11 CERAMIC CHIP 0 047uF 10...

Page 56: ...L5L6 Q605 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q606 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q608 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q611 8 729 120 28 TRANSISTOR 2SC1623 L5L6 Q612 6 551 696 01 TRANSISTOR ISA1235AC1TP 1EF Q616 8 729 120 28 TRANSISTOR 2SC1623 L5L6 EXCEPT EC68 UK Q617 8 729 120 28 TRANSISTOR 2SC1623 L5L6 EXCEPT EC68 UK Q618 6 551 696 01 TRANSISTOR ISA1235AC1TP 1EF Q619 8 729 120 28 TRA...

Page 57: ... 838 11 METAL CHIP 27K 5 1 10W R690 1 216 825 11 METAL CHIP 2 2K 5 1 10W R691 1 216 833 11 METAL CHIP 10K 5 1 10W R692 1 216 829 11 METAL CHIP 4 7K 5 1 10W R693 1 216 821 11 METAL CHIP 1K 5 1 10W R694 1 216 833 11 METAL CHIP 10K 5 1 10W EXCEPT EC68 UK R695 1 216 826 11 METAL CHIP 2 7K 5 1 10W EXCEPT EC68 UK R696 1 216 833 11 METAL CHIP 10K 5 1 10W R697 1 216 821 11 METAL CHIP 1K 5 1 10W R700 1 216...

Page 58: ...379 787 A PANEL BOARD COMPLETE EC68 E2 A 1379 794 A PANEL BOARD COMPLETE EC68 E51 MX AR A 1426 147 A PANEL BOARD COMPLETE EC78 E3 A 1426 169 A PANEL BOARD COMPLETE EC68 UK A 1426 174 A PANEL BOARD COMPLETE EC68 E3 A 1426 177 A PANEL BOARD COMPLETE EC68 AUS 2 649 178 01 PLATE LIGHT GUIDE 2 649 179 01 SHEET LCD 2 665 175 01 SHEET REFLECTOR CAPACITOR C301 1 164 156 11 CERAMIC CHIP 0 1uF 25V C302 1 12...

Page 59: ... 5 1 10W R315 1 216 809 11 METAL CHIP 100 5 1 10W R316 1 216 809 11 METAL CHIP 100 5 1 10W R317 1 216 809 11 METAL CHIP 100 5 1 10W R318 1 216 809 11 METAL CHIP 100 5 1 10W R319 1 216 809 11 METAL CHIP 100 5 1 10W R320 1 216 809 11 METAL CHIP 100 5 1 10W R321 1 216 809 11 METAL CHIP 100 5 1 10W R322 1 216 809 11 METAL CHIP 100 5 1 10W R323 1 216 809 11 METAL CHIP 100 5 1 10W R324 1 216 809 11 META...

Page 60: ... 1 216 828 11 METAL CHIP 3 9K 5 1 10W R417 1 218 867 11 METAL CHIP 6 8K 0 5 1 10W R418 1 216 835 11 METAL CHIP 15K 5 1 10W R419 1 216 838 11 METAL CHIP 27K 5 1 10W R420 1 216 845 11 METAL CHIP 100K 5 1 10W R421 1 216 833 11 METAL CHIP 10K 5 1 10W R422 1 216 829 11 METAL CHIP 4 7K 5 1 10W R425 1 216 864 11 SHORT CHIP 0 EC68 UK R426 1 216 845 11 METAL CHIP 100K 5 1 10W R428 1 216 841 11 METAL CHIP 4...

Page 61: ...EC78 251 1 797 193 12 MECHANICAL CD DLM3A 0 256 A 4735 357 A BASE ASSY OP KSM 213D 257 1 832 404 21 CABLE FLEXIBLE FLAT 16 CORE 0 M601 1 787 400 11 D C FAN EC68 EC78 E2 E3 E51 MX AR 0 M601 1 787 631 11 FAN DC EC78 AEP RU 0 PT003 1 445 117 11 TRANSFORMER POWER EC68 AEP RU 0 PT003 1 445 338 11 TRANSFORMER POWER EC68 MX 0 PT003 1 445 346 11 TRANSFORMER POWER EC68 E2 E3 E51 AR AUS 0 PT003 1 445 432 11...

Page 62: ...e revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2008 02 New www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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