Sony CDP-XB740, Service Manual

Page 1: ...XB720 XB720E CD Mechanism Type CDM14FLS 5BD25 Base Unit Type BU 5BD25 Optical Pick up Type KSS 213BA F NP Photo CDP XB740 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 2: ... CLASS 1 LASER PROD UCT MARKING is located on the rear exterior PARTS No MODEL MODEL IDENTIFICATION BACK PANEL TABLE OF CONTENTS 1 SERVICING NOTE 3 2 GENERAL 6 3 DISASSEMBLY 3 1 Front Panel 7 3 2 Base Unit BU 5BD25 7 4 TEST MODE 8 5 ELECTRICAL BLOCK CHECKING 10 6 DIAGRAMS 6 1 Circuit Boards Location 12 6 2 Printed Wiring Board BD Section 14 6 3 Schematic Diagram BD Section 15 6 4 Printed Wiring Bo...

Page 3: ...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 concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emission observe from more than 30 cm away from the...

Page 4: ...0dB L 1kHz 0dB L 10kHz 0dB L 20kHz 0dB L 100Hz 0dB R 1kHz 0dB R 10kHz 0dB R 20kHz 0dB R 100Hz Squer Wave L R 1kHz Squer Wave L R 1kHz w emphasis 0 37dB L R 5kHz w emphasis 4 53dB L R 16kHz w emphasis 9 04dB L R NOTE The contents of Track No 1 to 41 are the same as those of the current TEST DISC their titles are displayed However only 8 digits are displayed and the 9th digit onwards are displayed a...

Page 5: ... Table 2 CD TEXT TEST DISC Recorded Contents and Display In this unit some special characters cannot be displayed This is no a fault 21h to 27h 1kHz 0dB L R 28h to 2Fh 0 1 2 3 4 5 6 7 30h to 37h 8 9 38h to 3Fh A B C D E F G 40h to 47h H I J K L M N O 48h to 4Fh P Q R S T U VW 50h to 57h X Y Z _ 58h to 5Fh a b c d e f g 60h to 57h h i j k l m n o 68h to 6Fh p q r s t u v w 70h to 77h x y z I 78h to...

Page 6: ...utton 18 MUSIC SCAN button 19 AUTO SPACE button 20 PEAK SEARCH button 21 FILTER STANDARD 1 2 3 switch 22 PHONE jack AEP AED model AMS is the abbreviation for Automatic Music Sensor Abbreviation AED North European SECTION 2 GENERAL Front Panel 2 3 4 5 6 7 8 9 10 1 11 12 15 14 13 16 17 18 19 20 21 22 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 ...

Page 7: ...anel as the figure shows After that take out the front panel block 3 2 BASE UNIT BU 5BD25 Tapering driver Loading part Loading panel 4 Remove the Base unit BU 5BD25 to the direction of arrow 1 Turn the cam to the direction of arrow counter clock wise by tapering driver 2 Take off the disc table 3 Yoke bracket BU 5BD25 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 ...

Page 8: ...y will light up as follows REMOCON PLAY Partial lighting 5 When the OPEN CLOSE A button is pressed all will light up again Key check All buttons have corresponding button numbers When a button is pressed the counter will count up and display the button s num ber However the counter will only count to 16 It will not count for buttons already pressed once but will display the button s number 88 TOTA...

Page 9: ...ay 3 Press the A OPEN CLOSE button x button and MUSIC SCAN button at the same time If these buttons are not pressed at the same time nothing performs 4 Aging starts and the message shown in Fig 1 is displayed on the fluorescent display tube 5 To end press the POWER button Fig 1 Message in Aging Mode 0 1 2 3 4 5 6 Load in Access to TOC Access to last track Playback of last track 3 seconds Access to...

Page 10: ...D board to the lead wire 4 Turn ON the power 5 Put disc YEDS 18 in and actuate the focus search actuate the focus search when disc table is moving in and out 6 Check the oscilloscope waveform S curve is symmetrical betweenA and B And confirm peak to peak level within 3 8 1 Vp p 7 After check remove the lead wire connected in step 2 and 3 Note Try to measure several times to make sure than the rati...

Page 11: ...tment Location MAIN BOARD Component Side 0V level 1 3 0 6 Vp p A DC voltage Center of the waveform B 7 Press the 9 button The tracking servo and sledding servo are turned ON Confirm the C DC voltage is almost equal to the A DC voltage is step 6 Traverse waveform 0V C DC voltage Tracking servo Sledding servo OFF Tracking servo Sledding servo ON 8 Disconnect the lead wire of JW003 ADJ connected in s...

Page 12: ...oard HP board AEP AED SW board POWER board Abbreviation AED North European 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 13: ... conductor side x parts mounted on the conductor side a Through hole b Pattern from the side which enables seeing The other layers patterns are not indicated IC101 el FE 1 2 3 4 Waveforms IC101 ua XTAI IC101 t RF AC IC101 ra TE 5 IC301 ra 128FSO IC301 wk XOUT 6 Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts on the part...

Page 14: ...Q101 C 3 Ref No Location Semiconductor Location IC101 C 2 IC103 C 1 Page 16 21 21 21 21 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 15: ...See page 26 for IC Block Diagrams Page 17 PIN FUNCTION w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 16: ... A 5 IC631 E 2 IC651 A 7 IC652 B 7 IC653 B 5 IC654 D 5 IC655 C 5 IC670 C 3 IC701 C 8 IC751 D 9 IC781 D 8 Q681 D 6 Q682 B 8 Q683 B 8 Q691 D 6 Q692 A 8 Q693 A 8 Q701 C 7 Q702 C 7 Q721 E 8 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 89249829...

Page 17: ... Block Diagrams w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 18: ...ion Semiconductor Location IC501 A 7 IC502 A 3 Q501 A 6 Q502 A 6 1 676 439 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 19: ...501 CXP82832 024Q BOTTOM VIEW 8 PIN FUNCTION w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 20: ...s Location 1 676 435 POWER Page 16 AEP AED 1 676 440 Page 17 Page 17 12 10 9 POWER AEP AED w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 21: ... M151 LOADING MOTOR M LOADING BOARD 1 645 721 Page 16 09 6 10 SCHEMATIC DIAGRAM LOADING MOTOR SECTION CDP XB740 XB740E 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 22: ... output 4 2336 MHz output Not used Word clock output ƒ 2Fs Digital ground Numbers of track counted signal input output Not used Mirror signal input output Defect signal input output Focus OK input output Spindle motor external control input Connected to ground GFS is sampled by 460 Hz H when GFS is H Not used Output to control spindle motor servo Input signal to detect disc inner most track 2 3 di...

Page 23: ...input for wide band EFM PLL Connected to VDD VCO2 oscillator input output for wide band EFM PLL Not used Charge pump output for wide band EFM PLL Not used Digital power supply Asymmetry circuit ON OFF input L OFF H ON Connected to VDD Digital out ON OFF control input Connected to VDD Digital out output pin D A interface LR clock output ƒ Fs D A interface serial data output D A interface bit clock ...

Page 24: ...Optical pick up laser diode control output 24 DATA O Serial data output 25 SQCK O Subcode Q data readout clock output 26 SUBQ I Subcode Q data input 27 5V Power supply 5V 28 AVREF I Analog reference voltage input 29 KEY 0 I Key input 30 KEY 1 I Key input 31 KEY 2 I Key input 32 FILTER SW Connected to ground 33 ADJ AFADJ I Test mode terminal 34 LOADSW O Load in out select control output 35 MODEL SE...

Page 25: ...trol output 50 to 66 OPEN Not used 67 to 87 S21 to S1 O FL segment signal output 88 1G O FL grid signal output 89 VDD 5V Power supply 5V 90 to 100 2G to 12G O FL grid signal output Abbreviation FL Fluorescent indicator tube 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 8924...

Page 26: ...RVO DSP SLED SERVO TRACKING SERVO TRACKING PWM GENERATOR SLED PWM GENERATOR FORCUS PWM GENERATOR 45 SIGNAL PROCESSOR BLOCK SERVO BLOCK MUTE XRST DVDD0 DATA XLAT CLOCK SENS SCLK ATSK WFCK XUGF XPCK GFS SCOR WDCK C4M DVSS0 COUT MIRR V2PO DFCT FOK PWMI LOCK MDP SSTP FETO DVDD1 SFDR SRDR TFDR TRDR FFDR FRDR DVSS1 TEST TES1 VC FE SE IGEN AVSSO ADIO RFDC CE TE RFAC ASYI ASYO AVDD0 AVDD1 AVSS1 BIAS VCTL ...

Page 27: ...ACE INTERFACE F F R R MUTE 11 12 10 VC VC VC VC VC VC VC VCC VCC RF SUMMING AMP RF_EQ_AMP ERROR AMP FOCUS TRACKING ERROR AMP VC BUFFER VCC VCC VC VC VC VC VEE VEE VEE VEE VEE VREF 13 14 15 6 5 1 2 3 4 7 8 9 16 19 20 21 22 23 24 18 17 HOLD LD PD A B C D VEE F E VC AGCVTH AGCCONT VCC LC PD LD_ON HOLD_SW RF_BOT RFTC RF_1 RFO RFE FE TE 50 30 OFF APC PD AMP APC LD AMP IC102 BA6392FP www xiaoyu163 com Q...

Page 28: ...VI INVO VSS VSS DATAI BCKI LRCKI SBCKI SDATAR SDATAL DATAVD VDD DRPOL MTPOL PWMSEL MUTER MUTEL VSS NSCKSEL DFCKSEL CKTL3 R1 NSDOR4 R1 NSDOR3 R2 NSDOR2 R2 NSDOR1 VsubR1 AVDDR1 AVDDR2 VsubR2 VSSR2 VsubX XVSS XIN XOUT XVDD 64FSI VSSL2 AVDDL2 AVDDL1 VsubL1 VsubL2 L1 NSDOL4 L2 NSDOL2 L2 NSDOL1 L1 NSDOL3 LVCKO2 LVCKO1 CKTL2 CKTL1 CKTL0 TEST2 TEST1 DFIOSEL DFLRCK DFDTL DFDTR DFBCK DFDTEN DINIT INAF OVFLA...

Page 29: ...EW BV RING AEP AED 20 4 967 961 01 SCREW 3X8 UK 21 4 967 961 01 SCREW 3X8 UK 21 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S AEP AED 22 3 311 623 01 SPACER 23 3 378 400 01 CUSHION SARANET 0T601 1 435 329 11 TRANSFORMER POWER 1 4 997 218 01 PANEL LOADING 2 X 4949 523 1 FOOTASSY F50180S 3 4 222 658 01 SHEET MAGNET 4 1 676 438 11 POWER BOARD 5 4 962 200 11 PLATE TR GROUND 6 3 703 249 01 SCREW S TIGHT PTTWH ...

Page 30: ... 568 41 EMBLEM NO 5 SONY 52 4 998 790 31 KNOB POWER 53 1 676 435 11 SW BOARD 54 4 951 620 01 SCREW 2 6X8 BVTP 55 1 676 440 11 HP BOARD AEP AED 56 4 950 189 01 KNOB A VOL 57 4 997 219 01 PLATE INDICATION 58 4 997 216 03 BASE M2 PANEL 59 4 997 215 52 PANEL FRONT AEP AED 59 4 997 215 62 PANEL FRONT UK 60 4 996 687 51 KNOB AMS 61 X 4949 458 1 BASE R ASSY PANEL 51 52 Supplied with J820 not supplied 53 ...

Page 31: ... 110 4 933 134 01 SCREW PTPWH M2 6X6 111 4 959 996 01 SPRING 932 COMPRESSION 112 4 933 129 01 HOLDER BU 113 4 933 111 41 CHASSIS MD 114 7 685 903 21 BRACKET YOKE 116 4 993 142 21 PULLEY L PRESS M151 A 4604 363 A MOTOR L ASSY 101 102 110 110 111 112 113 114 M151 1 111 103 116 104 105 106 107 108 109 BU 5BD25 not supplied www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 ...

Page 32: ... M 154 4 951 940 01 INSULATOR BU 155 4 917 565 01 SHAFT SLED 156 4 917 564 01 GEAR P FLATNESS 157 A 4724 002 A BD BOARD COMPLETE 158 3 713 786 51 SCREW P 2X3 159 4 951 620 01 SCREW 2 6X8 BVTP M101 X 4917 523 4 MOTOR ASSY SPINDLE M102 X 4917 504 1 MOTOR ASSY SLED 151 152 153 158 154 156 M102 M101 157 159 155 154 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...

Page 33: ...CHIP 10uF 20 10V C140 1 163 038 91 CERAMIC CHIP 0 1uF 25V C141 1 163 038 91 CERAMIC CHIP 0 1uF 25V C151 1 163 237 11 CERAMIC CHIP 27PF 5 00 50V C153 1 163 038 91 CERAMIC CHIP 0 1uF 25V C154 1 164 336 11 CERAMIC CHIP 0 33uF 25V C156 1 163 237 11 CERAMIC CHIP 27PF 5 00 50V C157 1 163 145 00 CERAMIC CHIP 0 0015uF 5 50V C159 1 163 019 00 CERAMIC CHIP 0 0068uF 10 50V C161 1 163 038 91 CERAMIC CHIP 0 1u...

Page 34: ...3V C399 1 136 850 11 MYLAR 0 1uF 5 00 63V C403 1 102 949 00 CERAMIC 12PF 5 50V C404 1 119 800 11 ELECT 100uF 20 00 25V C405 1 136 850 11 MYLAR 0 1uF 5 00 63V C406 1 136 850 11 MYLAR 0 1uF 5 00 63V C408 1 102 973 00 CERAMIC 100PF 5 50V C409 1 102 961 00 CERAMIC 27PF 5 50V C410 1 102 961 00 CERAMIC 27PF 5 50V C411 1 130 955 00 FILM 0 01uF 5 00 100V C412 1 136 250 11 FILM 0 001uF 5 00 100V C413 1 109...

Page 35: ...SC2878AB TPE2 Q683 8 729 231 55 TRANSISTOR 2SC2878AB TPE2 Q691 8 729 029 56 TRANSISTOR DTA144ESA TP Q692 8 729 231 55 TRANSISTOR 2SC2878AB TPE2 Q693 8 729 231 55 TRANSISTOR 2SC2878AB TPE2 Q701 8 729 922 37 TRANSISTOR 2SD2144S TP UVW AEP AED Q702 8 729 922 37 TRANSISTOR 2SD2144S TP UVW AEP AED Q721 8 729 620 05 TRANSISTOR 2SC2603TP EF RESISTOR R301 1 249 429 11 CARBON 10K 5 1 4W R302 1 249 441 11 C...

Page 36: ... 1 249 427 11 CARBON 6 8K 5 1 4W F R512 1 249 415 11 CARBON 680 5 1 4W F R513 1 249 417 11 CARBON 1K 5 1 4W F R514 1 249 419 11 CARBON 1 5K 5 1 4W F R515 1 249 421 11 CARBON 2 2K 5 1 4W F R516 1 247 843 11 CARBON 3 3K 5 1 4W R521 1 249 427 11 CARBON 6 8K 5 1 4W F R522 1 249 415 11 CARBON 680 5 1 4W F R523 1 249 417 11 CARBON 1K 5 1 4W F R524 1 249 419 11 CARBON 1 5K 5 1 4W F R525 1 249 421 11 CARB...

Page 37: ...ISTOR R601 1 249 411 11 CARBON 330 5 1 4W R641 1 247 843 11 CARBON 3 3K 5 1 4W R642 1 247 843 11 CARBON 3 3K 5 1 4W 0R643 1 212 873 11 FUSIBLE 47 5 1 4W R644 1 247 807 31 CARBON 100 5 1 4W R645 1 247 807 31 CARBON 100 5 1 4W R646 1 249 432 11 CARBON 18K 5 1 4W TRANSFORMER 0T601 1 435 329 11 TRANSFORMER POWER 1 676 435 11 SW BOARD SWITCH 0S800 1 572 267 51 SWITCH PUSH AC POWER 1 KEY POWER MISCELLAN...

Page 38: ...Printed in Hungary 2000 4 Published by HA Quality Assurance Dept 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 ...