Sony CDP-XB920 Service Manual Download | Manualshive

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CDP-XB920/XB920E

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6-3. SCHEMATIC DIAGRAM – MAIN SECTION (1/2) –

• See page 37 for IC Block Diagram.

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Summary of Contents for CDP-XB920

Page 1: ...namic range More than 99 dB Harmonic distortion Less than 0 0025 Channel separation More than 105 dB General Power requirements 220 V 230 V AC 50 60 Hz Power consumption 15W Dimensions approx 430 115 290 mm w h d 17 4 5 8 11 1 2 in incl projecting parts Mass approx 5 5 kg 12 lbs 2 oz Supplied accessories Audio cord 2 phono plugs 2 phono plugs 1 Remote commander remote 1 Sony SUM 3 NS batteries 2 S...

Page 2: ...in this product is capable of emitting radiation exceeding the limit for Class 1 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOT TED LINE WITH MARK ON THE SCHEMATIC DIAGRAMS AND INTHE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPO NENTS WITH SONY PARTS WHOSE PART NUM BERS APPEAR AS SHOWN INTHIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Notes on chip component ...

Page 3: ...1kHz 80dB L R 1kHz 90dB L R Infinity Zero w o emphasis L R Infinity Zero with emphasis L R 400Hz 7kHz 4 1 0dB L R 400Hz 7kHz 4 1 10dB L R 19kHz 20kHz 1 1 0dB L R 19kHz 20kHz 1 1 10dB L R 100Hz 0dB L 1kHz 0dB L 10kHz 0dB L 20kHz 0dB L 1 K H Z 0 D B L R are not displayed 2 0 H Z 0 D B L R are not displayed 4 0 H Z 0 D B L R are not displayed 1 0 0 H Z 0 D B L R are not displayed 2 0 0 H Z 0 D B L R ...

Page 4: ...d Ù Ú Û Ü Y D8h to DFh are not displayed À Á Â Ã Ä Å æ ç E0h to E7h are not displayed È É Ê Ë Ì Í Î Ï E8h to EFh are not displayed Ñ Ò Ó Ô Õ Ö F0h to F7h are not displayed Ù Ú Û Ü Y ø ÿ F8h to FFh are not displayed NO 66 NO 67 to NO 99 TRACK Recorded contents Display Table 2 CD TEXT TEST DISC Recorded Contents and Display TRACKS NO 33 to 99 In this unit some special characters cannot be displayed ...

Page 5: ...r 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 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 che...

Page 6: ...7 button 8 EDIT TIME FADE button 9 CHECK button 0 CLEAR button AMS knob p stop button P pause button play button OPEN CLOSE button LANGUAGE button MUSIC SCAN button AUTO SPACE button ª PEAK SEARCH button º FILTER STD switch POWER LEVEL volume PHONES jack LOCATION AND FUNCTION OF CONTROLS FRONT PANEL 1 2345 67 89 º º ª ...

Page 7: ... 7 This section is extracted from operating instructions ...

Page 8: ...claws A 2 Slide rack Disengage claws to remove the rack 1 Eject CD by moving A in the direction of the arrow 6 Five screws BVTP 3 8 7 Front panel Disengage claws to remove the rack 3 Flat cable 2 Connector 4 Connector 5 Four screws BVTP 3 8 1 Two connectors claws claws 3 1 SLIDE RACK 3 2 FRONT PANEL ...

Page 9: ...tial lighting 1 Remote commander check When the button of the remote commander is pressed the following will be displayed All go off when the other buttons are pressed Partial lighting 4 LANGUAGE MUSIC SCAN AUTO SPACE PEAK SEARCH PLAY MODE REPEAT FADER TIME TEXT 0 0 1 2 3 4 5 6 7 8 9 EDIT TIME FADE CHECK CLEAR P ENTER OPEN CLOSE PLAY STOP p 11 12 18 20 Button No Displayed Button No Displayed Butto...

Page 10: ...ng gain down Function Button 4 4 AGING MODE This unit is equipped with an aging mode to check operations of the mechanism deck When faults occur Aging stops and the state when aging stopped is displayed on the fluorescent display tube When no fault has occurred Aging is continued repeatedly Aging method 1 When using the aging mode remote controller J 2501 123 A 1 Press the U button and turn ON the...

Page 11: ...er five track 4 Confirm that oscilloscope waveform is clear and check RF signal level is correct or not Note A clear RF signal waveform means that the shape can be clearly distinguished at the center of the waveform Procedure 1 Connect oscilloscope to test point TP TE on SERVO board 2 Turn U power switch on 3 Put disc YEDS 18 in to play the number five track 4 Press the P Pause button Becomes the ...

Page 12: ... x 100 less than 22 RF PLL Free run Frequency Check Procedure 1 Connect frequency counter to test point TP MNT1 with lead wire 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 0V Tracking servo Sledding servo OFF Tracking servo Sledding servo ON C DC voltage Traverse waveform 0V B Center of the waveform ...

Page 13: ...nt 2 nonflammable resistor 1 fusible resistor C panel designation U B Line V B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Circled numbers refer to waveforms Signal p...

Page 14: ...RRENT PULSE D A CONV IC302 IN1 25 IN1 26 IN2 23 IN2 22 IN1 18 IN1 17 IN2 20 IN2 21 35 IOL 36 IOL L P F IC501 MUTE Q502 I V CONV IC402 6 IOR 5 IOR IC401 MUTE Q402 L P F HP AMP IC304 RV350 J350 PHONES LINE OUT L J301 R J352 Q621 RESET IC920 1 5 D901 904 AC IN S991 POWER TRANSFORMER T901 FLURESCENT DISPLAY TUBE FL501 S1 21 G1 14 FL1 FL2 L901 LOD IN 13 LOD OUT 12 23 LD ON 48 RF GH 5 SCOR 26 SUBQ 25 SQ...

Page 15: ...CDP XB920 XB920E 17 18 6 3 SCHEMATIC DIAGRAM MAIN SECTION 1 2 See page 37 for IC Block Diagram ...

Page 16: ...CDP XB920 XB920E 19 20 6 4 SCHEMATIC DIAGRAM MAIN SECTION 2 2 See page 37 for IC Block Diagram 18 ...

Page 17: ... BOARD MAIN BOARD J301 J351 IC208 LINE OUT DIGITAL OUT J352 S LINK CONTROL A1 16 XB920 MODEL L R COAXIAL OPTICAL XB920 MODEL XB920 MODEL TP21 ADJ TP51 AF ADJ 1 2 A B C D E F G H I 3 4 5 6 7 8 9 10 11 12 Ref No Location D261 C 3 D262 C 3 D263 B 4 D264 B 4 D301 E 9 D302 F 9 D303 D 9 D305 D 9 D306 D 10 D307 D 11 D308 D 11 D310 E 11 D311 D 3 D312 E 6 D351 F 11 D352 G 11 D353 F 11 D354 F 11 D355 E 2 D3...

Page 18: ...CDP XB920 XB920E 23 24 6 6 SCHEMATIC DIAGRAM DISPLAY SECTION See page 41 for IC Pin Function Description ...

Page 19: ...LUORESCENT INDICATOR TUBE 80 81 100 1 30 31 50 51 E E E 1 1 1 3 3 5 AMS CLEAR CHECK FILTER PLAY MODE CANGUAGE REPEAT FADER TIME TEXT MUSIC SCAN PEAK SEARCH AUTO SPACE EDIT TIME FADE G TO MAIN BOARD Page 22 K TO MAIN BOARD Page 21 H TO MAIN BOARD Page 22 STD 1 2 3 16 1 2 A B C D E F G H I J 3 4 5 6 7 8 9 10 Ref No Location D621 D 4 D958 E 3 IC801 C 5 IC802 C 9 Q621 E 4 Q801 C 3 Q802 C 2 Semiconduct...

Page 20: ...CDP XB920 XB920E 27 28 6 8 SCHEMATIC DIAGRAM POWER SECTION ...

Page 21: ... D923 G 3 D924 G 3 D925 H 3 D951 E 3 D952 E 3 D953 D 3 D954 E 3 IC901 B 3 Semiconductor Location TRANS BOARD POWER SW BOARD POWER BOARD E TO SERVO BOARD 1 669 368 11 11 1 669 370 11 11 1 669 373 11 11 16 AC IN 1 9 1 1 1 1 6 3 3 5 Page 32 I TO MAIN BOARD Page 22 J TO MAIN BOARD Page 21 1 9 T901 POWER TRANSFORMER X X NOT REPLACEABLE BUILT IN TRANSFORMER S991 POWER 1 2 A B C D E F G H 3 4 5 6 7 8 9 1...

Page 22: ...CDP XB920 XB920E 31 32 6 10 SCHEMATIC DIAGRAM SERVO SECTION See page 38 for IC Block Diagram See page 39 for IC Pin Function Description ...

Page 23: ...IDE B SERVO BOARD SIDE A Page 36 Page 36 E TO POWER BOARD Page 29 F TO MAIN BOARD Page 21 Page 36 A TO MAIN BOARD Page 22 LOAD OUT 80 1 20 21 40 41 60 61 1 14 15 28 E E 1 12 13 24 E E 1 2 3 4 1 10 16 FE FEI RF TE VC 1 2 A B C D E F G 3 4 5 6 7 8 9 10 11 12 13 14 Ref No Location D101 G 6 D361 G 5 IC101 E 4 IC102 C 5 IC103 E 2 IC104 C 2 IC361 F 3 Q101 D 3 Q102 E 3 Q301 F 3 Q302 G 3 Semiconductor Loc...

Page 24: ...tion D C TO SERVO BOARD 1 658 710 11 11 1 666 164 1 658 709 1 658 708 11 11 11 11 11 11 LD IN SW BOARD LOADING BOARD SPINDLE BOARD SLED BOARD M M M M101 LOADING MOTOR M151 SPINDLE MOTOR M102 SLED MOTOR Page 33 B TO SERVO BOARD Page 32 TO OPTICAL PICK UP BLOCK TO SERVO BOARD Page 33 LOADING 2 1 16 LIMIT SW 1 2 A B C D E F G H I 3 4 5 6 7 ...

Page 25: ...FSO DVDD2 R1 R1 R2 R2 AVSSR2 INVO BCKI DATA1 LRCKI INIT ATT SHIFT LATCH SYSM NU NU NU DVSS1 DVDD1 XVDD AVDDL2 L2 L2 AVSSL2 AVSSL1 L1 L1 AVDDL1 SYNC VSUB CKCTL MUTE XVDD S P ATT MODE ATT REGISTER D F TIMNG CIRCUIT 0 DETECT MUTE CIRCUIT 1024Fs CLOCK BUFFER Buffer Buffer Buffer Buffer PLM R2 PLM R1 Buffer Buffer Buffer Buffer PLM L1 PML L2 CLOCK GENERATOR CLOCK BUFFER IIR FIR1 OVERFLOW DETECTER OR FI...

Page 26: ...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 IC302 CXA8055M MAIN BOARD 42 41 40 39 38 37 36 35 34 33 31 30 29 28 27 26 25 24 23 22 32 1 CIREF ANALOG VOLUME CONTROL CIRCUIT CONSTANT CONTROL CIRCUIT ECL SWITCHING CIRCUIT ECL SWITCHING CIRCUIT LOGIC REFERENCE VOLTAGE CIRCUIT NC AGND NC IOR IOR C5 C6 C7R AVEES AVEES C4R C3 DVEE C1R DGND 1N1 R...

Page 27: ...d Mirror signal input output Defect signal input output Focus OK input output Spindle motor external control input Connected to GND 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 divider output of pin 71 Digital power supply Sled drive output Sled drive output Tracking drive output Tracking drive output Focus...

Page 28: ...al 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 f Fs D A interface serial data output D A interface bit clock output Playback disc output in emphasis mode Not used X tal selection input Connected to ground Digital GND X tal oscillator circuit input X tal oscillator circ...

Page 29: ...e input Key input Key input Key input D F switching rotary switch input Normal ADJ AFADJ mode switching Input of IN switch and OUT switch MODEL switching terminal LL XE520 LH XB720 HL XB820 HH XB920 Model selector terminal LL XE520 LH XB720 HL XB820 HH XB920 A D converter GND input Microprocessor reset input 8 MHz X tal connection terminal 8 MHz X tal connection terminal GND Not used Open Not used...

Page 30: ...t Fluorescent display tube segment 7 output Fluorescent display tube segment 6 output Fluorescent display tube segment 5 output Fluorescent display tube segment 4 output Fluorescent display tube segment 3 output Fluorescent display tube segment 2 output Fluorescent display tube segment 1 output Fluorescent display tube Grid 1 output 5 V VDD Fluorescent display tube Grid 2 output Fluorescent displa...

Page 31: ...CASE 4095269 BLACK 2 4 997 138 41 CASE 4095269 SILVER 3 4 210 291 01 SCREW CASE 3 TP2 BLACK XB920 3 4 210 291 11 SCREW SILVER XB920 3 4 999 877 01 SCREW CASE BLACK XB920E 4 4 997 198 01 PANEL BACK XB920 4 4 997 198 11 PANEL BACK XB920E UK 4 4 997 198 31 PANEL BACK XB920E SP MY 5 4 966 267 11 BUSHING FBS001 CORD 6 1 575 651 21 CORD POWER 7 1 770 019 11 ADAPTOR CONVERSION PLUG 3P UK 8 4 959 077 01 D...

Page 32: ... SW BOARD 61 1 669 371 11 KEY BOARD 62 4 997 211 01 BUTTON MODE BLACK 62 4 997 211 21 BUTTON MODE SILVER 63 4 997 200 01 BASE L PANEL BLACK 63 4 997 200 21 BASE L PANEL SILVER 64 A 4699 979 A DISP BOARD COMPLETE XB920 XB920E UK 64 A 4724 190 A DISP BOARD COMPLETE XB920E SP MY 65 4 997 495 01 GUIDE FL 66 4 997 213 01 BUTTON F R BLACK 66 4 997 213 21 BUTTON F R SILVER 67 X 4949 458 1 BASE R ASSY PAN...

Page 33: ...21 CORE 110 3 979 112 01 SCREW SW BVTP 3 10 111 4 886 821 11 SCREW M3 CASE 112 4 967 961 01 SCREW 3 8 XB920E SP MY 112 4 974 510 01 SCREW BV 3 8B XB920E UK 112 7 685 646 79 SCREW BVTP 3 8 TYPE N S XB920 113 3 704 515 21 SCREW BV RING XB920 BLACK 113 3 704 515 31 SCREW BV RING XB920 SILVER 113 3 704 515 41 SCREW BV RING XB920E 114 4 985 057 01 WASHER T901 1 431 902 11 TRANSFORMER POWER The componen...

Page 34: ... 968 905 01 BELT CDM 211 1 658 710 11 LOADING BOARD 212 4 977 891 01 PLATE GROUND 213 4 977 898 01 LEVER SWING 214 4 977 892 01 BEARING 215 4 977 888 01 SHAFT 216 4 977 889 01 PLATE BU GROUND 219 4 995 706 01 SPRING COMPRESSION 220 1 666 163 11 LD IN SW BOARD M151 A 4660 968 A MOTOR ASSY LOADING 201 1 207 209 211 220 213 210 M151 1 not supplied not supplied not supplied not supplied 212 208 203 1 ...

Page 35: ...262 4 993 919 01 SPRING A OP LEAF 263 4 917 562 01 INSULATOR 264 4 977 918 01 BASE OUTSERT 265 4 977 920 01 GEAR C FLAT 266 1 658 709 11 SLED BOARD 267 4 951 620 01 SCREW 2 6 8 BVTP 268 2 279 715 01 RIVET NYLON M101 X 4950 461 1 MOTOR ASSY SPINDLE M102 X 4947 303 1 MOTOR ASSY SLED The components identified by mark or dotted line with mark are critical for safety Replace only with part number speci...

Page 36: ...R DTC114ESA Q802 8 729 029 66 TRANSISTOR DTC114ESA RESISTOR R535 1 249 429 11 CARBON 10K 5 1 4W R536 1 249 427 11 CARBON 6 8K 5 1 4W F R539 1 249 429 11 CARBON 10K 5 1 4W R541 1 247 807 31 CARBON 100 5 1 4W R542 1 247 807 31 CARBON 100 5 1 4W R624 1 249 393 11 CARBON 10 5 1 4W F R625 1 249 429 11 CARBON 10K 5 1 4W R626 1 249 425 11 CARBON 4 7K 5 1 4W F R811 1 249 427 11 CARBON 6 8K 5 1 4W F R812 1...

Page 37: ...346 1 126 916 11 ELECT 1000uF 20 6 3V C353 1 102 114 00 CERAMIC 470PF 10 50V C355 1 102 106 00 CERAMIC 100PF 10 50V C356 1 101 005 00 CERAMIC 22000PF 50V C357 1 162 208 31 CERAMIC 24PF 5 50V C358 1 102 945 00 CERAMIC 8 0PF 0 5PF 50V C359 1 102 945 00 CERAMIC 8 0PF 0 5PF 50V C360 1 162 208 31 CERAMIC 24PF 5 50V C361 1 119 779 11 ELECT 220uF 20 10V C362 1 136 177 00 FILM 1uF 5 50V C363 1 125 890 21 ...

Page 38: ... 197 11 ELECT 10uF 20 63V C961 1 126 023 11 ELECT 100uF 20 25V XB920 C962 1 126 023 11 ELECT 100uF 20 25V XB920 CONNECTOR CN201 1 691 765 21 PLUG MICRO CONNECTOR 3P CN202 1 691 765 11 PLUG MICRO CONNECTOR 3P CN301 1 691 767 11 PLUG MICRO CONNECTOR 5P CN302 1 691 768 11 PLUG MICRO CONNECTOR 6P CN303 1 568 954 11 PIN CONNECTOR 5P CN304 1 568 841 11 SOCKET CONNECTOR 25P CN305 1 568 838 11 SOCKET CONN...

Page 39: ...2 2K 5 1 6W R361 1 259 436 11 CARBON 2 2K 5 1 6W R362 1 259 436 11 CARBON 2 2K 5 1 6W R381 1 259 432 11 CARBON 1 5K 5 1 6W R382 1 259 418 81 CARBON 390 5 1 6W R405 1 249 462 11 CARBON 22K 5 1 4W R406 1 249 462 11 CARBON 22K 5 1 4W R407 1 249 586 81 CARBON 27K 5 1 4W R408 1 249 586 81 CARBON 27K 5 1 4W R409 1 249 556 11 CARBON 1 5K 5 1 4W R411 1 247 891 00 CARBON 330K 5 1 4W R413 1 247 714 11 CARBO...

Page 40: ...F 5 63V C931 1 136 177 00 FILM 1uF 5 50V C932 1 136 177 00 FILM 1uF 5 50V C951 1 128 089 11 ELECT 330uF 20 63V C952 1 124 911 11 ELECT 220uF 20 50V C954 1 136 850 11 FILM 0 1uF 5 63V C955 1 136 177 00 FILM 1uF 5 50V CONNECTOR CN901 1 691 771 11 PLUG MICRO CONNECTOR 9P CN902 1 691 767 11 PLUG MICRO CONNECTOR 5P CN903 1 691 768 11 PLUG MICRO CONNECTOR 6P CN904 1 691 765 11 PLUG MICRO CONNECTOR 3P DI...

Page 41: ... C159 1 163 019 00 CERAMIC CHIP 0 0068uF 10 50V C160 1 164 695 11 CERAMIC CHIP 0 0022uF 5 50V C161 1 164 505 11 CERAMIC CHIP 2 2uF 16V C162 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V C163 1 104 913 11 TANTAL CHIP 10uF 20 16V C170 1 113 988 11 TANTAL CHIP 68uF 20 4V C171 1 163 133 00 CERAMIC CHIP 470PF 5 50V C172 1 163 133 00 CERAMIC CHIP 470PF 5 50V C173 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V C180 1 ...

Page 42: ...R152 1 216 073 00 METAL CHIP 10K 5 1 10W R153 1 216 073 00 METAL CHIP 10K 5 1 10W R154 1 216 073 00 METAL CHIP 10K 5 1 10W R155 1 216 073 00 METAL CHIP 10K 5 1 10W R156 1 216 073 00 METAL CHIP 10K 5 1 10W R157 1 216 105 91 RES CHIP 220K 5 1 10W R158 1 216 105 91 RES CHIP 220K 5 1 10W R159 1 216 101 00 METAL CHIP 150K 5 1 10W R160 1 216 097 91 RES CHIP 100K 5 1 10W R162 1 216 113 00 METAL CHIP 470K...

Page 43: ... are critical for safety Replace only with part number specified ACCESSORIES PACKING MATERIALS 1 452 873 11 MAGNET 1 473 720 11 REMOTE COMMANDER RM DX50 1 590 925 31 CORD CONNECTION 3 810 765 21 MANUAL COMMONNESS INSTRUCTION ENGLISH FRENCH GERMAN SPANISH DUTCH SWEDISH ITALIAN PORTUGUESE CHINESE XB920E SP MY 3 810 765 72 MANUAL COMMONNESS INSTRUCTION ENGLISH FRENCH GERMAN SPANISH ITALIAN PORTUGUESE...

Page 44: ... 56 CDP XB920 XB920E Sony Corporation Home A V Products Company 9 922 851 11 98E1669 1 Printed in Japan 1998 5 Published by Quality Assurance Dept Shibaura ...

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