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service manual super audio cd player

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1. 2 8 47 46 45 44 43 42741 CLOCK GENERATOR SERVO AUTO SEQUENCER CPU INTERFACE 905 51957 600 DELAY CAPACITOR 46 EFM DEMODULATOR ERROR CORRECTOR SUBCODE PROCESSOR SERVO INTERFACE ri FOCUS SERVO DSP TRACKING SERVO DSP SLED A D CONVERTER OPERATIONAL AMPLIFIER amp ANALOG SWITCH TRACKING PWM GENERATOR 08 DVDD1 o LL lt Lr XxX gt lt gt lt gt lt gt lt co O rm gt 23 G S IE 2 lt a Hi 5 2 0 BIX nts X gt lt On 2 27 8 0 DIGITAL CLV 24 LOCK 22 0 MIRR FOK DETECTOR SCD XB790 IC701 CXD1882R 1 25350 2529 2 22 552552222952 21120118118117 18113114113 12 11110109108107 40810310410310210110099198197196 95194193 92191 90189 sw RF ASYMMETRY MA7 EL p DVD 89 MA3 MAIN DATA CONTROLLER MA2 ECC amp EDC m RESOLVE VSS amp SEQUENSOR o CD ROM 78 XRAS MAIN DATA amp EDC XMWR SYNC DETECT
2. RDY DSD MUTE LOAD 8 R904 22 See page 45 for IC Block Diagram 9 10 11 12 13 14 15 16 17 18 19 20 SDEN MULTI R997 0 TL CL1005 1004 CL1108 DVDPDSW XHRD RXD CL1T07 R936 64 5 0 CL1006 2 MA 1 6 6 2 256 5 8937 0 11009 ea CL1011 DATA RF PROGRAMMABLE e XBSCAN LOGIC DEVICE e ISPLSIZDSOVE 203 01013 25 2 1101744 5 7 XHRD R945 0 CL1014 5 4 2 7 HWR R950 0 011015 5 2 dis R952 R905 22 R951 1k 5 IC903 BR24C02F E2 CL919 L920 2 oe 3 EEPROM mile l e l E le 1923 0 LOCK e 1 8990 01924 8992 0 5 2 0 01925 81023 0 2 2 CL926 R915 100 9 0 45 1 01927 8824 0 0904 C903 0909 3 L I I l 1 10 0 01 40v 100 FL908 e 251 01929 8988 18 8916 1k a 1 6 C915 100p R917 1k m lt N E C9 1 JITTER e 2 CL931 R804 10k R805 10k KEYS e CPU 5 L932 C937 1000p 1933 C938 1000 23 10901 CXP973064 227R UN
3. O 20 MirrorsignalouputtotheCPU 21 2 O FocusOK signal outputtotheCPU 3 PWMI pindle motor external control signal input terminal Not used 24 LOCK GFS is sampled by 460 Hz output when GFS is IL 25 MP o Spindle motor servo drive signal output to the SACD decoder 26 SSTP I Detection signal input from limit in switch The optical pick up is inner position when H 27 FSTO 23 divider output terminal Notused Power supply terminal 43 3V digital system 29 SR 0 Sled servo drive PWM signal output 30 8808 Sled servo drive PWM signat owtput 000000000002 31 808 O Tracking servo drive PWM signal output 32 TRR 0 1 Tracking servo drive PWM signal output 33 FFDR O Focus servo drive PWM signal ouput 34 35s 09881 Ground digital system 00000000002 36 37 38 39 40 4 Tracking error signal input from the SACD CD RF amplifier 42 Middle point servo analog signal input 5 IG RF signal input from the SACD CD RF amplifier Output terminal for the test Not used Ground terminal analog system E 49 SCD XB790 47 AVDDO Powersupply terminal 43 3V analog system I 8 ASYO EEM full s
4. SPINDLE 1 9 CONTROL MDSOUT 42 DEMODULATOR VDD 43 MDPOUT 44 SELECTOR ID DETECT DFCT LINK 45 GSCOR 40 EXCK SBIN i VSS 49 SCOR 450 VDD5V 52 XRCI 53 SUBCODE VDDS 5 CD DEINTERLEAVE amp ECC 8 MDB7 DSP MDB6 C2PO 55 I F 2 MDB VDD 50 5 CONTROL ate MDAT 69 MDB3 vss 6 68 MDB2 0180 462 67 LRCK 463 66 ESP DAC I F XRST 6 ied ji E IFSO 63 63 HCS1 IFS1 60 amp HCSO 61 VSS ATAPI m 6 VSS 68 VDDS xr 68 INTERNAL HOST II E XPDI CLOCK ATAPI A ATAPI DMA PACKET OR XTLI 470 H XHAC 52 VSS VDD 7 d REDY VDD 01 73 XHWR 02 474 CPU IF CONTROLLER VDDS D3 oe HDRQ D4 76 49 47 SCD XB790 AUDIO Board IC301 DSD3 DSD4 DSD5 DSD6 DSD7 DSD8 PDATA1 PDATA2 PDATA3 PDATA4 PBCK PLRCK 48 CXD9709Q 222 e 97 95 40 42 050 050 FILTER 40 lt 45 MODULATOR lt FILTER 60 lt 61 D A D A D A D A CONVERTER CONVERTER CONVERTER CONVERTER ZERO OUTPUT AMP amp OUTPUT AMP amp OUTPUT AMP amp OUTPUT AMP amp DETECT LOW PASS FILTER LOW PASS FILTER LOW PASS FILTER LOW PASS FILTER Y FUNCTION CONTROL e gt x G a SYSTEM CLOCK ENHANCED MULTI LEVEL
5. 1934 R806 108 m lt 2 1935 936 R998 0 GFS NIAJN 9 e 6 oro 937 R807 10k LED DR e M e lel J3 L938 R919 22 C939 1000p 4 2 01940 8920 100 FLCL 0 01941 8921 100 FLOU L3 e 59 C O O p l lt eye I 9 lt O F G lt lt 5 m DE XX X nx gt 5x gt 0 lt J 0 NINT NTN 014 2 2 lt N e 5 o l o 981 10k FLC m D 5050 Q701 702 LED DRIVE LOAD OUT Q702 DTA143EKA T146 0905 0 01 3 5 CN706 11P FB752 CL1002 e FLDATA FB760 CL1001 GND FLCLK 8758 CL998 3 3 FLCS FB759 CL981 R971 100 R1032 10k di WW 01953 CL952 7 CL951 i N FLT ATA 6 Keo 1 761 019983 BOARB8 e CN801 R929 100 e Page 39 FB754 CL985 R1029 8 2k 755 986 FLRST FB756 CL987 APDO R1022 8 2k LOAD OUT XLAT DSD SIN DSD DATA R943 100 LOK R940 100 34 34 XRST DSD gt E2 gt gt EA D E5 SCD XB790 5 16 SCHEMATIC DIAGRAM AUDIO HP Boards See page 42 for Waveforms See page 45 for IC B
6. 3 3 FRONT PANEL SECTION claws two connector gt CM305 905 Z S CN992 d 0 Q Pull out the tray Refer to page 3 HOW TO OPEN THE TRAY WHEN POWER SWITCH TURNS wire flat type 11 core CN706 B loading panel assy Q claws al six screws BV RING SCD XB790 3 4 AUDIO BOARD MAIN BOARD Q wires flat type 19 core CN302 303 Q wire flat type 11 core CN706 Q wire flat type 30 core CN708 Q connector 703 screw BVTT3 x 6 two connectors CN704 707 3 5 MECHANISM DECK CDM66B DVBU6B Q Pull out the tray Refer to page 3 HOW TO OPEN THE TRAY WHEN POWER SWITCH TURNS B loading panel assy the tray 6 four connectors CN301 304 305 306 CL 10 7 BVTT3 e EM 6 two washers DIA 3 6 Q AUDIO board D three screws BVTT3 x 6 PC board holder Q five screws BVT RING Q three screws BVTT3 x 8 Q mechanism deck CDM66B DVBU6B wire flat type 30 core CN708 connector CN151 10 SCD XB790 3 6 BASE UNIT DVBU 6B Z BOTTOM VIEW e 66 base unit DVBU 6B gt Se 11 SCD XB790 SECTION 4 TEST MODE In this set various checks are automatically performed by executing Setting Method of Test Mo
7. LATCH INIT 0307 22 AW W ED SUB WOOFER LI MUTING UN 0542 MUTING Q541 R CH SOMIT 1 R ch is omitted due to same as L ch SWITCH SWITCH SWITCH e SIGNAL PATH 0301 0304 0303 SACD PLAY CD PLAY ANALOG LMUTE RMUTE Page 22 MULTI Page 22 23 23 SCD XB790 5 5 BLOCK DIAGRAM DISPLAY KEY CONTROL POWER SUPPLY Section KEYO 60 61 2 62 CPU 10901 3 3 LED DRV 57 S810 812 hL 5801 806 5830 ENCODER NW CONTROL RECEIVER 0802 LED DRIVE FLOUT 53 Q701 702 FLUORESCENT INDICATOR TUBE DRIVER 10801 AMS PPI PUSH ENTER MULTI CHANNEL F1 55 FL DATA DI FLCLK 54 54 FL CLK CL FLCS 56 C815 R801 Dim SEGMENT DRIVE Q803 FL801 FLUORESCENT INDICATOR TUBE l LL Page 22 81 XRST DP GRID DRIVE Q801 802 F2 24 3 3 COIL MOTOR DRIVE 16502 24 301 0302 VFL 33V TUBE DRIVER DAC 5V A 7V A UR A 7V A UR 3 3V REGULATOR 10302 0905 906 5 REGULATOR 0903 7 1902 TRANSFORMER RECT D901 902 REGULATOR 1901
8. RM Page 34 CN801 11P FLDATA a rosa FLCLK 8 3 3V J 7 FLT 5 FLRST 5 5 EE LED NO810 e CHASSIS SCD XB790 5 21 PRINTED WIRING BOARDS POWER POWER SW PT Boards See page 25 for Circuit Boards Location _ 1 2 3 4 5 060 7 8 9 0 f POWER BOARD PT BOARD AUDIO BOARD CN301 Page 37 LP992 NOT REPLACEABLE BUILT IN TRANSFORMER AUDIO BOARD CN306 Page 37 T902 POWER L901 TRANSFORMER LINE FILTER MAIN BOARD CN707 Page 28 POWER TRANSFORMER 7 1 683 973 11 Ge 89 4 C 11 1 683 974 11 Semiconductor Location Ret No Location Ret No Location 6 6 6 6 6 6 5 5 5 5 5 5 5 Ero E 5 E 6 c GMO oommm 40 40 5 22 SCHEMATIC DIAGRAM POWER POWER SW PT Boards 2 3 4 Q 9 09026 BOARD R924 0921 CN802 100 es 822 0922 i 06 39 REGULATOR 00V UDZS TE 17 9 1B T R921 R922 3 3k CNP906 C978 0 1 63V L906 2 5A 009090 e6 ooo0oo000096 MAIN BOAR 575 D910 D909 4 100504 0 1 707 TE1215 gt TE12L5 63V 1904 Pug x D912 D911 EC100S04
9. EOE CL792 2 3 b R762 22k EXCK R758 0 SBSO R757 0 R756 SCOR 0 CL750 JL784 JL783 JL782 JL781 CL781 ki 2 2 0 CL780 CL791 e 5 2 0 XRST DVD R768 100 0 1 CL790 CL787 CL789 CL786 CL788 CL785 8 e CN CM 0 1 6 0 1 6 0 1 6 4 Ni N IC B R710 C711 10k 0 01 2 MBIN2 MBINI VCCAI CLVS MBSOUT V BEFECT GSCOR EXCK SBIN V55 SCOR LES 5 5 85 XRCI V S C2PO V BCK BCLK VSS BLRC LRCK XRST IFS0 1 51 XTAL 6 MAIN BOARD 5 5 Page 34 eg o A2 4 XHRD XCS188 TP703 RFAC 0 C715 L 3300p T R717 100k R716 100 SACD DECODER CXD18 N 32 C718 041 01 82R 1 1C703 1 2 NJM3404AM TE2 TP701 O D903 INTEGRATOR 155367 R726 33k 8 8 p a 0 0 mim 2 Ar Ar GS III s IC706 GM71VS18163CLT 6 JL1080 JL1081 R772 22 TP802 gt W SN74AHCT1G08DCKR LEVEL SHIFT 2 6 0 LEVEL
10. O signal output to the DSD decoder 27 8086 0 Stream data signal output to the DSD decoder 28 V 05 Powersupply terminal 5V digital system 00002 9 HDE9 O Noued 00 0 30 HDBS O Steam data signal output to the DSDdecoder 4 31 1_ 32 8084 Stream data signal output to the DSDdecoder _ 33 vss Ground terminal digital system __ I HDBB O 5 0 Stream data signal output to the DSDdecoder S 36 Powersupply terminal 33V digital system 000 0 3 o 0 0 38 VDDS Powersupply terminal 45V digital system S 39 HDE2 Stream data signal output to the DSD decoder S 40 HDD 01 o T 8081 Stream data signal output to the DSD decoder aaa a2 Gronnd terminal digital system 1101000000 O 4 8080 O Stream data signal output to the DSD decoder 5 HDF O 0 0 20 46 XSAK O Serial data effect flag signal output to the DSD decoder O 47 vpps Powersupply terminal 45V digital system 48 XDCK O Serial data transfer clock si
11. 100504 L905 TE12L5 TE12L5 0993 0 001 2 2k C991 R951 0 001 2 2k D905 1SS352 TPH3 CNP901 0907 4 UDZ TE 17 0906 UT ma MI 10901 M5F7807L 100804 10903 TE12L5 M5F7805L Page 35 CNP902 9P 100504 em 800 1215 AUBIO BOARD m 47V REGULATOR CN306 Pi 9 MI 0923 amp 00504 TE12L5 MP Is 0902 56665 i BOARD 7V REGULATOR EC10QS04 201 POWER MUTE TE12L5 4 Page 35 qu D904 100504 TE12L5 M5F7907L 41 CHASSIS 9 2 2 6 SCD XB790 14 PT BOARD T901 POWER A TRANSFORMER _ 4 L301 CN991 LINE FILTER 2P tali fel A lt gt pes 1 0995 S 0 Q C996 T 19 gt 100007 10000p A 250V 009 250V C gt lt gt I O 1 1 1 i 1 lt gt 1 NET NOT REPLACEABLE i BUILT IN TRANSFORMER CN994 08 BOARD i O l l O P CN992 CNP995 c 2P 2P lt 1 1 lt gt cx 997 ZEE 10000p 250 1 1 lt gt 1 lt gt lt gt 1 lt gt lt gt 1 1 1 T902 POWER ______ Q lt gt 1 lt gt i lt i lt gt lt gt 1 lt gt lt gt l O 1 i The components identified
12. 01 FB 55 1 500 283 11 FERRITE FB 56 1 500 283 11 FERRITE 1904 6 801 325 01 IC ISPLSI2032VE 110LT44 SA 0905 8 759 636 64 M51957BFP 600C FB757 1 500 283 11 FERRITE FB 58 1 469 835 21 FERRITE lt COIL gt FB 59 1 469 835 21 FERRITE FB 60 1 469 835 21 FERRITE 1801 1 410 369 11 INDUCTOR CHIP 1uH FB 61 1 469 835 21 FERRITE 1802 1 410 369 11 INDUCTOR CHIP 1803 1 410 369 11 INDUCTOR CHIP 1uH FB801 1 500 283 11 FERRITE FB802 1 500 283 11 FERRITE lt TRANSISTOR gt 803 1 500 283 11 FERRITE 0701 1 801 806 11 TRANSISTOR DTC144EK FILTER Q702 9 729 901 47 TRANSISTOR DTA143EK FL501 1 234 177 21 FILTER CHIP EMI RESISTOR FL502 1 234 177 21 FILTER CHIP FL701 1 234 177 21 FILTER CHIP EMI R501 1 216 833 11 METAL CHIP 10K 5 1 10W 702 1 234 177 21 FILTER CHIP EMI R502 1 216 833 11 METAL CHIP 10K 5 1 10W FL703 1 234 177 21 FILTER CHIP R503 1 216 864 11 SHORT CHIP 0 R505 1 216 829 11 METAL CHIP 4 7K 5 1 10W FL704 1 234 177 21 FILTER CHIP R506 1 216 829 11 METAL CHIP 4 7K 5 1 10W FL705 1 234 177 21 FILTER CHIP EMI FL706 1 234 177 21 FILTER CHIP EMI R507 1 216 827 11 METAL CHIP 3 3K 5 1 10W 750 1 233 893 21 FILTER CHIP R508 1 216 827 11 METAL CHIP 3 3K 5 1 10W FL751 1 234 177 21 FILTER CHIP EMI R509 1 216 833 11 METAL CHIP 10K 5 1 10W R512 1 216 864 11 SHORT CHIP 0 752 1 234 177
13. 100 100 63 10 50 16 25 16 16 100 63 63 50 63 63 50 50 75 SCD XB790 Ref No Part No Description Remark Ref No Part No Description Remark 0914 8 719 210 33 DIODE EC10DS2 1 683 975 11 POWER SW BOARD 0915 8 719 210 33 DIODE EC10DS2 0916 6 719 210 33 DIODE EC10DS2 lt CAPACITOR gt 0917 8 719 210 33 DIODE 10052 0918 8 719 210 33 DIODE EC10DS2 C997 1 113 927 11 CERAMIC 10000PF 20 250 0919 8 719 210 33 DIODE EC10DS2 D920 8 719 210 33 DIODE EC10DS2 SWITCH 0921 8 719 977 81 DIODE DTZ33B A 8991 1 572 267 21 SWITCH PUSH AC POWER 1KEY POWER 0923 9 719 210 39 DIODE EC10QS 04 1 683 973 11 PT BOARD TERMINAL EB901 1 537 739 21 TERMINAL EARTH CAPACITOR lt 16 gt C995 1 113 927 11 10000 20 250 A C996 1 113 927 11 CERAMIC 10000PF 20 250V 10901 9 759 604 86 IC M5F7807L 10902 8 759 604 90 M5F7907L CONNECTOR C903 8 759 231 53 78055 C904 8 759 445 59 IC 033 CN991 1 573 047 11 PIN CONNECTOR PC BOARD 2P 0905 8 759 394 35 12 CN992 1 564 321 00 PIN CONNECTOR 3 96mm PITCH 2P 993 1 564 518 11 PLUG CONNECTOR 1906 8 759 450 47 BAOST CN994 1 564 523 11 PLUG CONNECTOR 8P COIL IC LINK LINE FILTER L904 1 424 122 11 FILTER NOISE A L901 1 424 485 11 FILTER LINE L906 1 576 390 11 LINK IC 2 5A L907 1 576 390 11 LINK IC 2 5A A 4728
14. N REGULATOR RECT 0902 0903 904 PA FLUORESCENT INDICATOR a 16801 2 5 5 M 12V _ MOTOR DRIVE IC512 10702 1901 TRANSFORMER 33V R954 REGULATOR w RECT 0921 0917 920 0922 W F1 77 F2 2 5V REGULATOR 3 3V REGULATOR 1904 RECT d 0909 912 3 3 5 REGULATOR 0906 12 REGULATOR RECT 0905 0913 916 0 5 5 5 REGULATOR 16504 5991 POWER LINE FILTER O 1901 AC IN 5 6 NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board e o parts extracted from the component side parts extracted from the conductor side Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from Conductor Side the pattern face are indicated Parts face side Parts on the parts face side seen from Component Side the parts face are indicated Main board is multi layer printed board However the patterns of intermediate layer have not been included in diagram Indication of transistor C B E These are omitted Note on Schematic Diagram All capacitors are in uF unless otherwise noted pF uuF 50 WV or less are not in
15. SIGNALS OUTPUT COMPARATOR ce Arr 2 LPR ATT BTE 44 LCP A2 3 gt CEPOL 43 LCN 1 4 32 4 DETECTOR d a i MNTR CE cowraoL 42 gt DETECTOR gt 3 3 e TOPHOLD FROM FROM je 5 S PORT TOPHOLD ES LPF gt GCA 4 FROM S PORT 3 idis FROM CD DVD CP CN CEFDB S PORT LOW IMPEDANCE B D e pu gt 000 GCA SUM W LPF AMP sdb 02 6 OFFSET CANSEL GCA ps 40 FE OFFSET CANSEL FOR SERVO OUTPUT HOLDEN A C BCA CD DVD FROM DET S PORT GCA D 3 4 FROM FROM S PORT 5 VCI FOR SERVO INPUT HYSTERESISTER VC VPB 2 amp OFFSET FROM 5 APC SEL 4 INPUT FROM S PORT DUAL APC DVD CD MER IMPEDANCE CI COMPARATOR lt a FROM 27 SINK CURRENT 2 LD H L l FROM S PORT INTERNAL FDGHG 1711819420 0122 25 26 2 29 90 31 Bae 22 e 228 878 u 45 SCD XB790 MAIN Board 509 CXD3068Q 8 VPCO DVDD2 61 ASYE 62 MD2 CI BIAS 8 AVDD 8 PCO L FILI FILO 8 2 V16M mr VCTL pour 64 Piera DIGITAL PLL 87 AVSSt 2 RFAC 8 ASYI A ASYO ASYMMETRY CORRECTOR INTERFACE
16. 100 470 470 4 7 100 100 4 220 33K 180K 680K 220K 47 4 7 10 2 2 4 7 10 10 100 470 470 4 100 4 10 2 2K 4 7 10 10 100 470 470 4 7 100 4 2 2 2 2 2 2 10 10 4 7 5 5 5 5 5 5 5 5 5 5 5 2 2 2 2 2 2 2 2 2 2 2 5 2 5 2 2 2 2 2 2 2 2 5 2 5 2 2 2 2 2 2 Remark 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 8W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W Ref No R494 R501 R502 R503 R504 R505 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R517 R518 R519 R521 R522 R523 R524 R525 R526 R527 R528 R529 R530 R531 R541 R542 R543 R544 R545 R546 R547 R548 R549 R550 R551 R561 R571 R581 R591 R592 R593 R594 X301 Part No 1 260 004 11 1 260 008 11 1 259 999 11 1 260 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 259 983 11 1 216 829 11 1 216 849 11 1 216 839 11 1 216 848 11 1 216 855 11 1 216 849 11 1 216 805 11
17. 2 5 2 2 2 2 2 2 2 Remark 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 8W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 10W 1 8W 1 10W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W 1 8W Ref 0801 0802 0803 0810 0811 0813 0814 0815 0820 832 0851 CN801 D803 FL801 C801 16802 0810 0801 0802 0803 R801 R802 R803 R804 R805 R806 R807 R808 R810 R811 R812 R813 R814 R815 R818 Part No A 4728 070 A 2 389 320 01 4 996 686 03 1 1 21 992 11 1 124 584 00 1 131 992 11 1 131 992 11 1 162 927 11 1 162 927 11 1 164 361 11 1 162 949 11 1 131 992 11 1 165 319 11 1 124 584 00 1 779 548 21 8 719 084 07 1 518 749 21 9 759 028 139 8 759 826 34 1 775 377 21 8 29 900 53 8 29 900 53 8 29 900 53 1 216 827 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 845 11 1 216 845 11 1 216 845 11 1 216 821 11 1 216 825 11 1 216 825 11 1 216 829 11 1 216 833 11 1 216 837 11 1 216 807 11 Description DISPLAY BOARD COMPLETE K K K K KK K K K K K K K K K K K CUSHIO
18. 5 1 Block Diagram RF SERVO Section 20 esposute 5 2 Block Diagram SERVO Section 21 5 3 Block Diagram MAIN section 22 This appliance is classified as a CLASS 1 5 4 Block Diagram AUDIO Section 23 LASER product 22 Block Diagram DISPLAY REX CONTROL This label is located on the rear exterior POWER SUPPLY Section 24 5 6 Notes for Printed Wiring Boards Schematic 12129 ded roh Orr ees 25 5 7 Schematic Diagram RF Board 26 LUOKAN 1 LASERLAITE 5 8 Printed Wiring Boards KLASS 1 LASERAPPARAT RF LOADING Boards 27 5 0 Printed Wiring Board MAIN Board Component Side 28 5 10 Printed Wiring Board The following caution label is located MAIN Board Conductor Side 29 inside the unit 5 11 Schematic Diagram gt gt MAIN 1 5 LOADING Boards 30 m 5 12 Schematic Diagram MAIN Board 2 5 31 qr 5 13 Schematic Diagram MAIN Board 3 5 32 VORSICHT METER 5 14 Schematic Diagram MAIN Board 4 5 33 VAROL JA NAKYM
19. 9 7 4 227 843 01 SCREW FLAT HEAD AEP BLACK 11 7 4 227 843 11 SCREW FLAT HEAD SILVER 1 7 4 227 843 22 SCREW TP FLAT HEAD UK Description SCD XB790 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified supplied Remark 4 210 082 01 SCREW CASE UK 4 210 291 01 SCREW CASE 3 TP2 AEP BLACK 4 210 291 11 SCREW CASE 3 TP2 AEP SILVER 4 997 138 03 CASE 409526 BLACK 4 997 138 61 CASE 409526 SILVER 1 775 104 11 WIRE FLAT TYPE 11 CORE 7 685 885 09 SCREW 4X16 5 61 SCD XB790 6 2 FRONT PANEL SECTION 62 Part No 4 232 622 01 4 232 622 31 3 354 981 11 3 354 931 01 3 354 931 61 4 942 568 41 4 942 568 61 4 244 275 01 4 244 275 12 4 232 620 01 4 232 620 31 4 232 615 01 4 232 610 01 4 232 610 31 4 998 790 31 4 998 790 61 1 683 975 11 not supplied J601 supplied with RV601 Description KNOB AMS BLACK KNOB AMS SILVER SPRING SUS RING KNOB DIA 10 BLACK KNOB DIA 10 SILVER EMBLEM 0 5 SONY BLACK EMBLEM 0 5 SONY SILVER PANEL FRONT BLACK PANEL FRONT SILVER INDICATOR BASE BLACK INDICATOR BASE SILVER INDICATOR BASE R PANEL BLACK BASE R PANEL SILVER KNOB POWER BLACK KNOB POWER SILVER POWER SW BOARD 60 Remark 62 Part No 4 951 620 01 1 683
20. 952 1 684 066 SCD XB790 SCD XB790 5 11 SCHEMATIC DIAGRAM MAIN 1 5 LOADING Boards See page 42 for Waveforms See page 45 for IC Block Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 MAIN BOARD 4 5 Page 34 MAIN AGND BOARD A3V 5 5 D5V DGND B 2 DRVC MAIN ANG BOAR lt 5 5 bb mizv Page 34 2 8 MGND O Q psP Bus IX SPC970_BUS a I I I I MAIN BOARD 3 5 Page 32 I I I I ANALOG BUS 01098 d s CL501 GND 514 SESS _ 6572 1 8530 220k C517 10 10V CN708 WAVRB BUFFER DRVC BUFFER CL1062 1 e gt IC503 NJM3404AM TE2 CL1065 MIRR CL1066 DVDPDSVW g gt gt gt 21 gt lt lt lt 12 5 5 2 2 7 olojo g 2 611067 CDPDSW CDPDSW CL1068 FE PI CL1069 1547 611070 CL1071 JL561 a m CL1072 m 6 6 A5V 6543 0 1 R655 1k JL560 R656 1k JL559 SDEN 6 CL1074 DATA RF 2 T DATA RF ui N CLK_RF 0 0 8657 2 28 41558 0 0 0 C589 2200 R658 2 2k JL557 R659 2 2k JL556 C590 1000p R660 2 2k JL555 0 33 CL1076 LDON 2
21. DELTA SIGMA M e 2 01 ZERO2 ZERO38 OUTPUT AMP amp OUTPUT AMP amp OUTPUT OUTPUT LOW PASS FILTER LOW PASS FILTER LOW PASS FILTER LOW PASS FILTER SYSTEM D A D A D A D A CLOCK CONVERTER CONVERTER CONVERTER CONVERTER VOUT4 VOUT3 VOUT2 VOUT1 AGND1 14 VCOM1 SCD XB790 5 23 PIN FUNCTION DESCRIPTION e MAIN BOARD 1C509 CXD3068Q DIGITAL SIGNAL PROCESSOR DIGITAL SERVO PROCESSOR 2 Reset signal input from the programmable logic device L reset 3 Muting on off control signal input from the muting on 4 6 7 SENS status SENSE signal output to the CPU 4 4 4 4 8 9 0 O Write frame clock signal output to the SACD decoder O RFCK signal output terminal 2 O XPCKsignal outputterminal GS O Guard sync signal output to the CPU 20 0 C2pointer signal output tothe SACD decoder O 15 Scor O Subcode sync 50451 detection signal output to the SACD decoder and CPU 16 CAM O 42336 MHz clock signal output terminal Notused 0 0 17 Guard subcode sync 50 61 detection signal output to the SACD decoder 8 DVSSO Ground terminal digital system ____ 5 9 O Numbers of track counted signal output to the CU
22. HYBRID Operation check XI SL Single Layer DL Dual Layer Adjusted value check to enter Operation check Optical waveform check Test Mode Command List The contents of test mode are as follows Note Wrong operation in the test mode causes a trouble thus requiring extreme care LINE command 0X Use mainly for a manufacturing line 00 RFAmpRead Each register set value of the 10001 RF AMP is displayed via RS 232C Not used forthe servicing 07 DSPMON3 RFCK XPCK XROF GTOP outputted from IC509 CD DSP Electrical measurement CD CLV jitter measurement STANDARD command 1X Use when the servo is applied by manual operation 16 CLV ON OFF Pd On or off are switched alternately Focus and tracking servos must be already turned on 1 SSRV The sled servo is turned on or off Focus tracking and spindle servos must be already turned on 18 ALL SRV ON servos are turned on 222 ALL SRV OFF servos are turned off Stop command in the test mode FOCUS command 2X Focus related All servos must be already turned on except command 21 21 FSRCH ON OFF The continuous vertical motion of the optical pick up lens is turned on Avoid a long time use off On or off are switched alternately F BIAS UP F BIAS DOWN The focus bias is adjusted automatically 24 ADJ FCSBIAS 24 ADIFCSBIAS Both and directions searched to search for best jitter poin
23. L I I 44643 209 H 0 JL844 0810 6 FEE 0 0 R831 C817 C839 81015 C818 o ET 0 01 0 01 22 0 01 B8 ied EN C807 0 01 2 Page 34 a S k 5 2 D 4 E2 MAIN lt 5 5 s VW il LLL L 2 SCD XB790 5 15 SCHEMATIC DIAGRAM MAIN Board 5 5 See page 42 for Waveforms 1 2 3 4 5 6 7 6 MAI pan Page 32 e lt 125 N 5 MAIN BOARD 1 5 DGND Page MGND 30 a FB701 FL750 LTT joues CL991 CL760 CL990 FL751 CL992 FB703 CL763 FB705 CL764 CL994 K POWER BOARB CN904 Page 41 0953 6952 C949 948 1 1 1 1 CHASSIS 4 61767 01997 MAIN 1 5 Page 30 LDON AMUTE BOCTRL MUT 28 MD2R1002 10k Bk 6941 045 SP WM CL972 3 2 R1003 10k 2 6 m i ol c S 2 R949 15k o p to E a o SENS R948 15k 4 60978 0 5 0 8947 0 01969 968 x 6 28 X o g N 6 CL989 R970 0 R960 10k RESET SIGNAL GENERATOR B D 1 905 51957 600
24. MSDATO MSREADY 7 000 007 152 151 149 148 0901 2 3 0903 RESET SIGNAL GENERATOR XRST 88 DATA LATCH INIT 1905 MUT LOAD 85 SDEN 791209 5 21j 8Co LOAD IN OUT 43 20 x EZ SACD PLAY 99068 23 SDATAL SDATAR SDATALS SDATARS SDATAL SDATAC SDATALF 64FS 07 1 Page 23 22 gt SDATAR f EZ gt SDATALS SDEN SDATARS gt SDATAC ma SDATALF T 83 DATA RF LOAD IN 45 DE i 67 CLK RF LOAD OUT 46 FUK 5272 MIRR LOADING IN COUT 3 MULTIPLYING SCLK S271 0811 LOADING OUT 664 3 64 8 MN 2 00 07 n DATA BUS Page 21 62 _ 15 21 XHRD XHRD XHWR_ XHWR XWR 11 ZEROL ZEROL ZEROR ZEROL 2 EOR 23 ZEROR 41 LMUTE LMUTE RMUTE 9 xcs RMUTE 29 S RMUTE RST 5 MULTI 64 80 Page 23 XRST DP RST DP 6 31 Page 24 PROGRAMMABLE LOGIC DEVICE 0904 DATA CLK LATCH INIT 32 Page 23 42 ZDFL Page 21 25 21 48 768FS 33 8688MHz Page 20 MUTE 2D SP ON MUTE LOAD ZDFR 25 RST DSD MUTE 2D SP ON MUTE LOAD MUTE CD 4 XRST DVD 31 RST DVD Page 21 99 4 CD MUTE CD XRST DVD 22 22 N XRST CD 3
25. Q301 Q302 Q303 Q304 Q401 Q402 Q403 0421 0422 0441 0442 0501 0502 0503 0521 0522 0541 0542 R301 R302 R303 R304 R305 R306 R307 R308 R309 R310 R311 R313 R314 R315 R316 R317 Part No 1 216 813 11 1 216 813 11 1 216 813 11 1 216 813 11 1 414 229 11 1 414 180 11 1 414 180 11 1 414 553 11 1 424 122 11 1 414 180 11 1 216 813 11 1 216 813 11 1 216 813 11 1 414 229 11 1 216 813 11 1 216 813 11 1 216 813 11 1 414 229 11 8 729 027 35 8 729 120 28 8 729 027 35 8 729 027 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 35 8 729 422 3595 8 729 422 35 8 729 422 3595 8 729 422 35 8 729 422 35 1 216 789 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 829 11 1 216 864 11 1 216 829 11 1 216 809 11 1 216 829 11 1 216 809 11 1 216 801 11 1 216 864 11 1 216 864 11 1 216 849 11 1 216 801 11 1 216 824 11 Description RESISTOR COIL METAL CHIP METAL CHIP METAL CHIP METAL CHIP FERRITE INDUCTOR INDUCTOR FERRITE FILTER NOISE INDUCTOR METAL CHIP METAL CHIP METAL CHIP FERRITE METAL CHIP METAL CHIP METAL CHIP FERRITE TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR RESISTOR
26. SERVICE MANUAL Ver 1 0 2003 04 When a super audio CD is played Playing frequency range 2 Hz to 100 kHz 2 Hz to 50 kHz 3 dB 104 dB or more Frequency response Dynamic range Total harmonic distortion rate 0 0018 96 or less Wow and flutter Value of measurable limit 20 001 W PEAK or less When a CD is played Frequency response 2 Hz to 20 kHz Dynamic range 99 dB or more Total harmonic distortion rate 0 002 or less Wow and flutter Value of measurable limit 20 001 W PEAK or less 9 877 171 01 gt Sony Corporation 2003D0500 1 Home Audio Company 2003 04 Published by Sony Engineering Corporation SPECIFICATIONS Output connector Jack type Output level Load impedance 2 Vrms Over 10 kilohms at 50 kilohms ANALOG OUT Phono jacks DIGITAL CD Square 18 dBm Light emitting OUT optical wave length OPTICAL output 660 nm connector DIGITAL CD Coaxial 0 5 Vp p 75 ohms OUT output COAXIAL connector PHONES Stereo 10 mW 32 ohms phone jack Output only the audio signals of the CD General Laser Laser radiant power 900 790 AEP Model UK Model SCD XB780 CDM66B DVBU6B DVBU 6B KHM 234AMA Semiconductor laser Super Audio CD 650 nm CD 780 nm Emission duration continuous 5 47 uW at 650 nm These output is the value measured at a distance of about 200mm from the objective lens surface on the optical pick up Power
27. SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP VIBRATOR 100 10K 2 2K 10K 22 O OO O O C2 C2 O 10 10 OOOO O 22 10 1K 8 2K 10K 68K 100 8 2K 100 10K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 VIBRATOR CERAMIC 20MHz Remark 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W Ref No 0901 0902 0903 0904 0905 0906 0907 0910 0911 0912 0914 0915 0916 0917 0919 0921 0922 0923 0924 0926 0927 0929 0930 0945 0971 0974 0975 0976 0977 0978 0991 0993 CN904 CN905 D901 D902 D903 D904 D905 D906 D907 D909 D910 D911 D912 D913 Part No A 4728 068 A 4728 074 3 309 144 21 7 685 871 01 1 119 806 21 1 119 805 21 1 130 475 00 1 126 939 11 1 111 235 61 1 126 065 11 1 126 064 11 1 136 850 11 1 128 204 11 1 128 204 11 1 126 919 11 1 126 937 11 1 126 964 11 1 136 850 11 1 128 204 11 1 137 352 11 1 137 352 11 1 136 850 11 1 119 786 21 1 126 964 11 1 164 676 11 1 104 665 11 1 164 676 11 1 164 676 11 1 136
28. Semiconductor Location 38 38 1 2 KEY BOARD R822 2 2k TIME TEXT SACD CD R821 R820 2 2k 1k 5812 5813 O W W 5 20 SCHEMATIC DIAGRAM DISPLAY KEY Boards See page 42 for Waveforms 3 4 5 6 7 8 DISPLAY BOARD FLUORESCENT INDICATOR TUBE DELETE PROGRAM REPEAT1A B _ ART DISC DISC TRACK INDEX PEAK MIN STEP SEC HYBRID eM MN un 00000 88888 00000 00000 00000 00000 00000 00000 000006 00000 00000 00000 000006 08888 00000 00000 0000 0006 00000 00000 00000 8 889 00000 00000 9998 88889 000900 00000 00000 00006 0600098 00000 00000 699 00000 00000 00000 00000 00009 00000 00000 a 88 89 000006 00000 00000 00000 00000 8 00000 3 55256 88889 000900 00000 00000 00096 00009 00000 85889 00000 00000 88889 00000 006005 00000 80000 FLUORESCENT INDICATOR TUBE DRIVER 1C801 MSM9202 06GS BK R804 100 R803 100 C811 C813 C815 C803 100p 100 47 0 1 0814 0 047 HIGH LIGHT ALL1DISCS SHUFFLE 1 2 3 4 5 eem N 080 DTC11 SEGMENT DRIVE MULTI CHANNEL SCD XB790 14 15 16 17 CN802 5P ND w 2 li POWER BOARD CN905 Page 41 3 3V R830 0
29. 162 DERC O JUR sampling clock signal 44 1 kHz output terminal Notused 163 164 XRST Reset signal input from the programmable logic device L reset 165 Interface selection signal input terminal Fixed at L in this set 166 Interface selection signal input terminal Fixed at H in this set 167 168 VSS 99 0 System clock output terminal 33 8688MHz 170 53 SCD XB790 171 VDD ETA Power supplv terminal 43 3V digital svstem 172 to 176 DO to D4 Two way data bus with the CPU and programmable logic device 54 SCD XB790 e MAIN BOARD IC801 CXD2753R DSD DECODER 180 Groundterminal forco 00000000000 2 3 4 5 Powersupply terminal 2 5V for 6 MSDATO O SceriaddaaouputoecU 7 MSREADY O Ready signal output to the CPU L ready 8 XMSDO O Serial data output enable signal output terminal Not used 9 Reset signal input from the programmable logic device L reset 10 Soft muting on off control signal input from the CPU H muting on 2 Ground terminal for VO I3 EXCKO O External clock 1 signal output terminal Notused I 4 4 4 4 4 EXCKO2 O External clock 2 signal output terminal Notused 4 4 4 4 4 85 LREK O LR sampling clock signal 44 IKHz output terminal Norused
30. 3624 T1L15L16 CN303 19P C506 100p C507 100p R592 gt 7 A ZEROR voure 10k MUTING Q502 nit bd ZEROL 1916 91511 8 47 GHASSIS Q e z 33k 1C308 2 2 11 5 _ x C501 R561 R502 MUTING 2508 NJM4580E D R591 47 22k 22k cun TE2 jid GND 10k 10315 1 2 ZOV csop C305 1 2 5 NJM2114M 650 NJM2114M R513 256FS TE2 470 TE2 as 220k HEADPHONE l AME B 0422 470p 100V 0 SDATAL aa MAIN M GND 0421 0 005 63V 6 47 8471 8422 8427 8428 8430 sm Ofm voure n 4 5 A I 2CH OUT G v 5 D 0 11 IC306 2 2 NJM2114M 5 IX TE2 Q421 Q422 25 3624 2SC3624A 33 Els TIL15L16 1115116 u LOW PASS E L 9 ee A FILTER FRONT gt pu wA ANALOG ela 5 1CH OUT jm 0521 LUN e Wi NEUE gt H 47 MUTING 5 881 8 8 8 0 voure PP EEA IR R527 8528 PA 8571 522 R523 63
31. 6 FRAME O Frame signal output terminal Notused 000000025 Powersupply terminal 43 3V 181021 MNTO to MNT3 Monitor signal output terminal Notused 2 I 4 4 4 4 2210251 TESTO Output terminal for the test normally open 4 4 4 26 TCK Clock signal input terminal for the test normally fixed at 1 27 28 29 O Output terminal for the test normally open 4 4 4 4 30 31 I 321034 35 VDC 36 Output terminal for the test normally open 37 XBIT soa gt 5 Ground terminal for Supplementary data output terminal Not used Power supply terminal 43 3V for I O Supplementary data output terminal Not used Supplementary data acknowledge signal output terminal Not used 49 Ground terminal for core 50 TESTO Output terminal for the test normally open 91 52 TESTI I Input terminal for the test normally fixed at L 33 TESTO Output terminal the test normally open 54 DG Power supply terminal 2 5V for core 55 DSADML DSD data output terminal for L ch down mix Not used 56 DSADMR DSD data output terminal for R ch down mix Not used Input output selection signal input terminal of bit clock signal 2 8224 for DSD data output BCKASL I L input slave H output master Fixed at L in this set 58 VSDSD ms Ground terminal for DSD data output BCK
32. 858 00 ZEROR i RMUTE c gt CN 2 LMUTE CL1121 822 22 MULTI Aw CL1037 00 6 X MULTI Y 6 5 8 6 011097 e 62 25 43 3V D 1 6 1014 0 64 5 1827 611039 6 6 0 41678 81019 DF Al i 1 BCKAO 60 24 D 6 CLK DF 41828 _ 0 5 0 1 6 2 1677 AUDIO e z z NN ano BOARB 75055 5 CN302 8830 4 78 2 C rs o N 26 MN x 16 XSRO BCKASL Es DATA DF G 3 MULTIPLYING 16811 SN74LVU04A LRCK CL1042 a 011043 CDBCK R983 GND 22 011044 gt CDDATA 8 CN702 19P I I I I I CM gt zu tu 4 CAAO C i i N gt A CDLRCK ND ND GND LATCH DF GND ND ND G 128FS CL1040 e N M R858 680 lt 1803 C852 22p 1uH gt lt MONITOR gt lt 855 220 1842 XMSL MSCK 2 4 a MSBATI Sez 1845 2 4 3 a AR ee XB7
33. FOR CD 026 0 01 0 2 0 DVDPDS 24 DVDPDSW gt B 3 22 FE PI CDPDSW R023 0 2 2 LIM SW lt JLOO1 R046 100 R036 10k 2 BVBRFP C DATA FE 80 89 BVBRFN 4 CLK RF CN708 men 62 15 5 30 2SK3018 B2 2 PET OPTICAL me i cP 1001 eee PICK UP ms 12 re HH SACD CD RF wasi B L 0 FOCUS TRACKING ERROR SD s 234 DVD CD PD 02 SPINDLE SUMMING PI ERROR 63 e 1 lt l 1 o i 11110 2 0001 0003 SLED 2SB1121 ST TD 2SB1121 ST TD AVG BUFFER gi LIM SW AUTOMATIC AUTOMATIC POWER CONTROL POWER CONTROL LIMIT O D3V FOR SACD FOR CD R090 0 C029 037 10 1000p 0002 155352 0001 1 352 6094 066 0 1 0 1 22 10k 10V The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified 26 26 SCD XB790 5 8 PRI
34. LDON Page 26 C NV 2 p e e e e e 611080 2 3 gt gt g O O LI lt CL1081 _F 6 1 546 LOADING OUT V 5 OUT SW 1 509 SRB8R DIGITAL SIGNAL PROCESSOR DIGITAL SERVO PROCESSOR 0509 CXD3068Q R628 FFOR 68 417 0 e MDAT JL607 R627 0 0 1 6 1606 R626 0 DOUT 0 5 2 024 605 8625 330 MD2 zx ies C570 10 10V R549 0 RFAC N N 0553 10000 5272 SW 2 2 e 2 H LOADING IN 5 21 sis 093 o _ 1161 011091 LOAD LOAD LOAD LOADING 001092 LOAD LU 1082 D f CL1083 1 11084 CL1085 9 9 CL1086 11087 CL1088 N NS FS Bh C LC C9 1 C gt I 1 ON NM O 2 zjo 5 N N 5 2 81018 8588 10k PM BOARD C563 100p CN151 CN703 271 WAVRB AC IN SW O MAIN BOAR 2 5 0 31 30 30 SCD XB790 5 12 SCHEMATIC DIAGRAM MAIN Board 2 5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 4 T
35. Length 300 mm MAIN board Connect jig extension cable J 2501 200 A to the DISPLAY board CN801 and CN801 MAIN board CN706 Note Follow the assembly procedure in the numerical order given INSTALLATION OF THE TRANS BOARD Note Solder the TRANS board after installing power transformers T901 T902 to the chassis To prevent the TRANS board from being cracked Q Solder seventeen portions Q four screws four screws PTTWH3 x power transformer T902 Q power transformer T901 RESETTING OPERATION POWER SCD XB790 If the power is turned on with a disc loaded in the set a sequence of operation as shown below will be performed The operation varies depending on the type of disc Condition continue mode 1 CD Sled reverse move sled in Disc detect IC setting for CD Servo error signal offset auto adjustment Spindle kick for LD on LD on Focus search Focus servo on Spindle kick Spindle servo on E F balance auto adjustment Tracking amp sled servo on Focus bias auto adjustment Focus servo gain auto adjustment Tracking servo gain auto adjustment Jump to lead in area Read TOC Stop Sled reverse move sled in Disc detect IC setting for SACD Servo error signal offset auto adjustment Spindle kick for LD on LD on Focus search Focus servo on Spindle kick Spindle servo on E F balance auto adjustment Tracking amp sled servo on F
36. Page 33 SCD XB790 5 14 SCHEMATIC DIAGRAM MAIN Board 4 5 See page 42 for Waveforms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 2 gt a 7 0 2 9 2 5 REGULATOR 1 702 TA48M025F CL883 R884 10k 8883 108 8882 108 8889 108 Ww R888 10k AW R887 10k 8886 108 8885 108 CL1094 011010 81906 gt T CL1018 CN304 T Page 35 AUBIO CN704 GND D O int i 16808 MSM56V16160F 10TS K R870 10k EN 11801 1700 865 867 C866 R852 0 01 0 01 0 01 0 01 0 6 HIT E 1796 LJ 10 e e 11 11 31090103 021037 00 99X98X97 36 95 9 82 92 91 90 89 Jot 1 g XO 2 L i ER IFULL 88 U i 21698 e 6 C857 iom L JL696 5 p x MAIN CIOUTI i kola 10070 A M ido 601 G ecas 0 XCAS 3 5 8858 Page Em 283 821 jiS 419 5 20585 hs 5 2 0 9 TESTE SERES p 1689 11 Z8FLS sms di 5 2 0
37. 1 25 0501 1 127 694 11 47uF 20 25 335 1 126 024 11 220uF 2090 16V C336 1 126 009 11 100uF 2090 16V 502 1 136 356 11 470PF 5 100V C337 1 100 189 21 TANTALUM CHIP 4 7 20 10V C503 1 136 356 11 FILM 470PF 5 100V C338 1 135 711 11 ELECT 470uF 16V C504 1 130 892 00 FILM 0 015uF 5 63V C505 1 109 857 11 ELECT 47uF 20 63V C339 1 100 189 21 TANTALUM CHIP 4 7 20 10V C506 1 162 927 11 CERAMIC CHIP 100PF 5 50V 0340 1 100 189 21 TANTALUM CHIP 4 7uF 20 10 66 Ref 0507 0508 0509 0510 0511 0512 0521 0522 0523 0524 0525 0526 0528 0541 0542 0543 0544 0545 0546 0548 0591 CN301 CN302 CN303 CN304 CN305 CN306 D301 D302 D308 D311 D312 D313 10301 10302 10304 16305 1306 10307 10308 10309 10315 J301 J302 J303 Part No 1 162 927 11 1 162 970 11 1 162 921 11 1 115 156 11 1 162 910 11 1 136 356 11 1 127 694 11 1 136 356 11 1 136 356 11 1 130 892 00 1 109 857 11 1 162 927 11 1 136 356 11 1 127 694 11 1 136 356 11 1 136 356 11 1 130 892 00 1 109 857 11 1 162 927 11 1 136 356 11 1 128 197 11 1 564 509 11 1 779 287 11 1 779 287 11 1 506 468 11 1 506 468 11 1 564 506 11 8 719 049 09 8 719 049 09 8 719 049 09 8 719 049 09 8 719 049 09 8 719 049 09 6 701 996 01 8 759 445 59 8 759 549 25 8 759 447 30 8 759 447 30 8 759 447 30 9 759 11 85 6 600 005 01 8 59 44 30 1 85 868 1 1
38. 1 216 829 11 1 260 008 11 1 259 999 11 1 260 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 216 829 11 1 260 008 11 1 259 999 11 1 260 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 216 829 11 1 259 999 11 1 259 999 11 1 259 999 11 1 260 008 11 1 260 008 11 1 260 004 11 1 260 004 11 1 767 406 21 VIBRATOR CRYSTAL 11 2896MHz Description CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF CARBON MELF METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF VIBRATOR 4 7 10 2 2 4 7 10 10 100 470 470 4 100 100 4 1K 220K 33K 180K 680K 220K 4 1K 10K 2 2K 4 7K 10K 10K 100K 470 470 4 1K 100 4 1K 10K 2 2K 4 1K 10K 10K 100K 470 470 4 1K 100 4 1K 2 2K 2 2K 2 2K 10K 10K 4 1K 4 7K 2 2 2 2 2 2 2 2 5
39. 1 4us 42 42 801 MCKI IC811 IC901 EXTAL 2 5 Vp p 1 4 Vp p 29 5 ns 50 ns IC801 69 BCKAI IC904 2 FS128 3 7 Vp p 177 ns 801 IC904 3 FS64 3 7 Vp p 354 ns 811 CD IC904 5 YO 2 9 Vp p _ I 88 6 5 SCD XB790 AUDIO Board B 304 F 88 6 NS IC304 4 IC301 63 PSCK 64 05 3 4 Vp p 88 6 5 IC304 6 2 9 Vp p _ IL 88 6 5 1C301 69 CD Play mode 4 3 4 Vp p 5 4 2 5 43 SCD XB790 IC301 PLRCK CD Play mode EN 3 4 Vp p 22 7 15 44 DISPLAY Board 801 69 OSCO 540 5 801 6 OSCI 422 5 1 6 Vp p 3 8 Vp p SCD XB790 e Block Diagrams RF Board 001 CXD1881AR 2 o gt do E E EB C 5 gt lt lt lt lt lt gt C LL LL gt 64 62616059 68 67 54 6362 50 49 1 FAST ATTACK AGC OUTPUT FULL WAVE AGC CHARGE HOLD INHIBIT RECTIFER PUMP PROGRAMMABLE FROM S PORT INPUT EQUALIZER Q DVDRFP 1 MUX j ATT i DVDRFN 2 5 DIFFERENTIATOR 2 INPUT INPUT IMPEDANCE IMPEDANCE SEL AGCO SEL gt CLAMP 8 ENVELOPE CONTROL
40. 11 Using each type of disc repeat from step 1 of S curve wave form check up to step 10 of RF level check 12 When the check is over press the button to turn the power off Note Take care not to leave the test disc in the set Specified Value Disc SATD S5 or SATD S4 0 9 to 1 4 Vp p PATD 012 or VEDS 18 RF signal waveform VOL T DIV 200 mV TIME DIV 500 ns WW VIII sw Note Clear RF waveform refers to waveform where shapes should be distinctively observed in the center Checking and Connecting Location See page 19 CLV Jitter Check CD only Connection oscilloscope MAIN board TP516 oC IL prs ena Checking Method Under the condition of RF level check mode in step 3 connect the oscilloscope to the TP516 RFCK CH1 TP517 WFCK CH2 and the TP808 DG GND on the MAIN board to check that the value of the waveform satisfies the specification Note Take care not to leave the test disc in the set Specified Value 56 PATD 012 or 35 or less YEDS 18 CLV jitter waveform I Lo C Checking and Connecting Location MAIN Board Component Side TP704 TP506 504 FE AVC AGND 1 11 703 TP514 c3 TP808 DG RFCK TP513 1 509 TE 517 IC701 WFCK 19 19 SCD XB790 SCD XB7
41. 128 A RF BOARD COMPLETE L908 1 424 122 11 FILTER NOISE lt TRANSISTOR gt lt CAPACITOR gt 0921 8 729 041 38 TRANSISTOR 29B1241 Q TV2 C001 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C002 1 164 676 11 CERAMIC CHIP 2200PF 5 16V lt RESISTOR FERRITE BEAD gt C003 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C004 1 164 156 11 CERAMIC CHIP 0 1uF 25V R911 1 249 415 11 CARBON 680 5 1 4W 006 1 164 156 11 CERAMIC CHIP 0 1 25V R912 1 249 415 11 CARBON 680 5 1 4W R913 1 216 833 11 METAL CHIP 10K 5 1 10W C007 1 117 370 11 CERAMIC CHIP 10uF 10V R914 1 216 833 11 METAL CHIP 10K 5 1 10W C008 1 162 966 11 CERAMIC CHIP 0 00220 10 50V R915 1 216 833 11 METAL CHIP 10K 5 1 10W C009 1 162 966 11 CERAMIC CHIP 0 00220 10 50V C010 1 162 966 11 CERAMIC CHIP 0 00220 10 50V R921 1 216 827 11 METAL CHIP 3 3K 5 1 10W C011 1 162 966 11 CERAMIC CHIP 0 00220 10 50V R922 1 216 827 11 METAL CHIP 3 3K 5 1 10W R923 1 216 809 11 METAL CHIP 100 5 1 10W C012 1 164 172 11 CERAMIC CHIP 0 0056uF 10 25V R924 1 216 809 11 METAL CHIP 100 5 1 10W C013 1 164 172 11 CERAMIC CHIP 0 0056uF 10 25V R925 1 216 841 11 METAL CHIP 47K 5 1 10W C014 1 117 370 11 CERAMIC CHIP 10uF 10V 6015 1 117 370 11 CERAMIC CHIP 10uF 10V R926 1 216 841 11 METAL CHIP 5 1 10W C016 1 164 218 11 CERAMIC CHIP 180PF 0 25PF 50V R927 1 414 234 22 FERRITE R951 1 216 825 11 METAL CHIP 2 2K 5 1 10W C017 1 162 919 11 CERAMIC CHIP 22PF 5 50 R952 1 216 8
42. 20 63 0415 1 164 156 11 CERAMIC CHIP 0 1 25 0317 1 128 197 11 10 20 63 0421 1 127 694 11 47uF 20 25 C422 1 136 356 11 FILM 470PF 5 100V C318 1 128 197 11 ELECT 10 20 63 423 1 136 356 11 470PF 5 100V C319 1 128 197 11 ELECT 10 20 63 0320 1 128 197 11 10 20 63 C424 1 130 892 00 FILM 0 015uF 5 63V 0321 1 128 197 11 10uF 20 63 C425 1 109 857 11 ELECT 47uF 20 63V C322 1 124 465 00 ELECT 0 4 20 50V C426 1 162 927 11 CERAMIC CHIP 100PF 590 50V C428 1 136 356 11 FILM 470PF 5 100V C323 1 124 465 00 ELECT 0 4 20 C435 1 164 156 11 CERAMIC CHIP 0 1uF 25 0324 1 126 009 81 100uF 20 16 C325 1 164 227 11 CERAMIC CHIP 0 0220 10 25 0441 1 127 694 11 47uF 20 25 C327 1 162 960 11 CERAMIC CHIP 220 10 50V C442 1 136 356 11 FILM 470PF 5 100V C328 1 126 960 11 ELECT 1uF 2090 50V 0443 1 136 356 11 470PF 5 100V C444 1 130 892 00 FILM 0 015uF 5 63V C329 1 164 156 11 CERAMIC CHIP 0O 1uF 25V 0445 1 109 857 11 47uF 20 63V C330 1 164 156 11 CERAMIC CHIP 0 25 0331 1 127 694 11 47uF 20 25 0446 1 162 927 11 CERAMIC CHIP 100 5 C332 1 100 189 21 TANTALUM CHIP 4 7 20 10V C448 1 136 356 11 FILM 470PF 5 100V C333 1 126 917 11 ELECT 3300uF 20 6 3V C455 1 164 156 11 CERAMIC CHIP 0 25 0491 1 128 197 11 10 20 63 334 1 164 156 11 CERAMIC CHIP 0
43. 21 FILTER CHIP R513 1 216 797 11 METAL CHIP 10 5 1 10W 753 1 234 177 21 FILTER CHIP EMI 754 1 234 177 21 FILTER CHIP R515 1 216 864 11 SHORT CHIP 0 FL807 1 234 177 21 FILTER CHIP EMI R516 1 216 797 11 METAL CHIP 10 5 1 10W FL808 1 234 177 21 FILTER CHIP R518 1 216 797 11 METAL CHIP 10 5 1 10W R522 1 216 864 11 SHORT CHIP 0 FL810 1 234 177 21 FILTER CHIP EMI R523 1 216 797 11 METAL CHIP 10 5 1 10W FL811 1 234 177 21 FILTER CHIP EMI FL812 1 234 177 21 FILTER CHIP EMI R524 1 216 833 11 METAL CHIP 10K 5 1 10W 813 1 234 177 21 FILTER CHIP EMI R529 1 218 748 11 METAL CHIP 220K 0 5 1 16W FL901 1 234 177 21 FILTER CHIP EMI R530 1 218 748 11 METAL CHIP 220K 0 5 1 16W R534 1 218 704 11 METAL CHIP 3 3K 0 5 1 16W FL904 1 234 177 21 FILTER CHIP R538 1 218 740 11 METAL CHIP 100K 0 5 1 16W FL905 1 234 177 21 FILTER CHIP EMI 906 1 234 177 21 FILTER CHIP R540 1 216 833 11 METAL CHIP 10K 5 1 10W 908 1 234 177 21 FILTER CHIP R541 1 218 740 11 METAL CHIP 100K 0 5 1 46W 2 Ref R544 R545 R549 R554 R555 R556 R558 R559 R560 R561 R562 R563 R565 R568 R572 R573 R576 R577 R578 R581 R582 R584 R588 R589 R590 R591 R592 R593 R594 R595 R597 R599 R601 R602 R603 R604 R606 R607 R608 R611 R613 R617 R618 R619 R621 R625 R626 R627 R628 R632 R634 R642 R644 R645 R654 R655 R656 R657 Part No 1 218 740 11 1 218
44. 21 TANTALUM CHIP 4 7uF 20 10V A 4728 073 A AUDIO BOARD COMPLETE UK 0343 1 100 189 21 TANTALUM CHIP 4 7uF 20 10 us C344 1 128 197 11 ELECT 10uF 20 63 4 211 300 01 RING RUBBER C345 1 128 197 11 ELECT 10 20 63 0347 1 164 156 11 CERAMIC CHIP 0 1uF 25V CAPACITOR 350 1 164 156 11 CERAMIC CHIP 0 1uF 25V 0358 1 164 156 11 CERAMIC CHIP 0 1uF 25 0301 1 127 694 11 47uF 20 25 0401 1 127 694 11 47uF 20 25 302 1 127 694 11 47uF 20 25 C303 1 102 961 00 CERAMIC 2 PF 590 50V 402 1 136 356 11 470PF 5 100V C304 1 102 961 00 CERAMIC 27LL 5 50V 403 1 136 356 11 470PF 5 100V C305 1 100 189 21 TANTALUM CHIP 4 7 20 10V C404 1 130 892 00 FILM 0 015uF 5 63V C405 1 109 857 11 ELECT 47uF 20 63V C306 1 135 711 11 ELECT 470uF 16V C406 1 162 927 11 CERAMIC CHIP 100PF 5 50V C307 1 135 711 11 ELECT 470uF 16V C308 1 127 694 11 ELECT 47uF 20 25 C407 1 162 927 11 CERAMIC CHIP 100PF 5 50V 0309 1 100 189 21 TANTALUM CHIP 4 7uF 20 10 408 1 162 970 11 CERAMIC CHIP 0 01uF 10 25 0310 1 100 189 21 TANTALUM CHIP 4 7 20 10 409 1 162 921 11 CERAMIC CHIP 5 50V 0410 1 115 156 11 CERAMIC CHIP 1 10 0313 1 100 189 21 TANTALUM CHIP 4 7 20 10 0411 1 162 910 11 CERAMIC CHIP 5 0 25PF 50V C314 1 135 711 11 ELECT 470uF 16V C315 1 135 680 11 ELECT 47uF 25 412 1 136 356 11 470PF 5 100V C316 1 128 197 11 ELECT 10
45. 4 I AMS Automatic Music Sensor buttons Press to locate a specific track lt lt gt gt buttons Press to locate a portion you want to play within a track 11 INDEX buttons Press to locate a specific point marked with an index signal when you play a disc that has index signals SACD CD button Each time you press the button while playing back a hybrid disc the layer to be played back switches between the HD Super Audio CD layer and the CD layer MULTI 2CH button Press to select the playback area when the 2 channel Multi channel Super Audio CD is loaded ENTER button Press to decide the selection CLEAR button Press to delete a programmed track number LEVEL ADJ button Press to adjust the output level balance for the Multi channel management function CHECK button Press to check the programmed order SCD XB790 SECTION 3 DISASSEMBLY This set can be disassembled in the order shown below 3 1 DISASSEMBLY FLOW 3 2 CASE Page 9 3 3 FRONT PANEL SECTION Page 9 3 4 AUDIO BOARD MAIN BOARD Page 10 3 5 MECHANISM DECK CDM66B DVBU6B Page 10 3 6 BASE UNIT DVBU 6B Page 11 SCD XB790 Note Follow the disassembly procedure in the numerical order given 3 2 CASE two flat head screws two screws two flat head screws TP a two flat head screws
46. 740 11 1 216 864 11 1 216 826 11 1 218 704 11 1 216 826 11 1 216 841 11 1 216 797 11 1 216 821 11 1 216 821 11 1 216 821 11 1 216 797 11 1 216 833 11 1 216 833 11 1 216 797 11 1 216 797 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 833 11 1 218 728 11 1 218 716 11 1 218 728 11 1 218 716 11 1 218 702 11 1 218 708 11 1 218 740 11 1 218 728 11 1 218 708 11 1 218 716 11 1 218 702 11 1 218 724 11 1 218 708 11 1 218 704 11 1 218 692 11 1 216 835 11 1 218 708 11 1 218 716 11 1 218 724 11 1 216 857 11 1 216 857 11 1 218 911 11 1 216 864 11 1 216 864 11 1 216 815 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 833 11 1 218 867 11 1 216 839 11 1 216 797 11 1 216 797 11 1 216 833 11 1 216 821 11 1 216 821 11 1 218 700 11 Description METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP
47. 820 11 1 136 850 11 1 136 850 11 1 131 688 31 1 136 850 11 1 136 850 11 1 130 471 00 1 130 471 00 1 568 937 11 1 568 954 11 8 719 210 39 8 719 210 39 8 719 210 39 8 719 210 39 8 719 016 74 8 719 016 74 8 719 036 70 8 719 210 39 8 719 210 39 8 719 210 39 8 719 210 39 8 719 210 33 Description POWER BOARD COMPLETE AEP POWER BOARD COMPLETE UK KKK KK K K K K K K K K K K K K K K K K K K HEAT SINK SCREW BVTT 3X6 S lt CAPACITOR gt ELECT 3300uF 20 ELECT 2200uF 20 MYLAR 0 0022uF 5 ELECT 10000uF 20 ELECT 10000uF 20 ELECT 330uF 20 ELECT 220uF 20 MYLAR 0 1uF 5 ELECT 4T0uF 20 ELECT 470uF 20 ELECT 6800uF 20 ELECT 4700uF 20 ELECT 10uF 20 MYLAR 0 1uF 5 ELECT 470uF 20 MYLAR 0 033uF 5 MYLAR 0 033uF 5 MYLAR 0 18 5 ELECT 6800uF 20 ELECT 10uF 20 CERAMIC CHIP 2200 5 ELECT 100 20 CERAMIC CHIP 2200 5 CERAMIC CHIP 2200 5 FILM 0 01uF 5 MYLAR 0 1uF 5 MYLAR O 1uF 5 FILM 0 047uF 5 MYLAR O 1uF 5 MYLAR 0 1uF 5 MYLAR 0 001uF 5 MYLAR 0 001uF 5 CONNECTOR PIN CONNECTOR 10P PIN CONNECTOR 5P DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE 1005 04 1005 04 1005 04 1005 04 155352 155352 RD2 7SB2 T1 1005 04 1005 04 1005 04 1005 04 10052 SCD XB790 Remark 25 25 50 16 25 63 63 63 63 63 6 3 16 50 63 63
48. 8688 is not present to IC801 pin 01 MCKI Same as cause 3 of DVD DEC ERROR IC801 pin 9 XRST does not go C901 62 XDIS IO does not go C904 PLD is faulty Faulty communication line between IC801 and IC808 e Data line address line WE etc D904 155367 1 faulty D 3 3V is not present to IC808 IC001 RF is faulty Loose connection between CN708 on MAIN board and 005 RF board or FFC disconnection CN708 pin 62 CLK RF pin 09 DATA RF and pin 9 SDEN must be checked SD BUS ERROR 1 IC701 SD bus and IC801 AV decoder interface is faulty 2 IC812 to 814 are faulty Causes Common to Each IC 1 Faulty communication line between microcomputer and each IC Disconnected patterns floating series resistors bridge etc 2 Faulty IC supply voltage Particularly check D 3 3V voltage 3 Faulty microcomputer communication port to each IC Note In case of more than two errors the error display is switched over one after another thus making the reading difficult In such a case press again the AMS PPI dial to make recheck for error reading SAMBA DRAM ERR DSD decoder is also checked RF AMP ERROR 4 2 DISPLAY CHECK Checking Method 1 After setting the test mode rotate the dial to select SA FL CHECK and press the dial to enter 2 Respective segments of fluorescent indicator tube will automatically light up in order and therefore check t
49. 978 11 1 683 977 11 4 232 616 01 4 232 616 31 4 228 512 01 4 228 512 31 4 232 611 01 4 232 611 31 4 227 835 12 4 232 612 01 4 232 612 31 A 22 832 01 4 227 832 31 4728 070 7 685 646 79 685 871 01 Description Remark SCREW 2 6X8 BVTP HP BOARD KEY BOARD BUTTON TIME TEXT BLACK BUTTON TIME TEXT SILVER BUTTON SUB BLACK BUTTON SUB SILVER BASE M PANEL BLACK BASE M PANEL SILVER PLATE INDICATION BUTTON PLAY BLACK BUTTON PLAY SILVER BASE L PANEL BLACK BASE L PANEL SILVER DISPLAY BOARD COMPLETE SCREW BVTP 3X8 TYPE2 N S SCREW BVTT 3X6 S SCD XB790 6 3 CHASSIS SECTION CDM66B DVBU6B lt SA Q S 107 3 106 0 109 lt gt not supplied 110 108 4 lt not supplied 1 not supplied Cul not supplied not supplied not A not supplied not supplied not supplied t lied not supplied din The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Ref No Description Remark Ref Part No Description Remark 101 3 703 249 01 SCREW S TIGHT PTTWH 3X6 110 1 777 071 43 CORD POWER 102 1 683 973 11 PT BOARD 113 1 775 172 11 WIRE FLAT TYPE 19 CORE 103 3 332 563 01 BRACKET P 115 A 4728 066 A AUDIO BOARD COMPLETE
50. AEP 104 4 962 572 11 WASHER POLYETHYLENE DIA 3 2 115 A 4728 073 A AUDIO BOARD COMPLETE UK 105 A 4728 068 A POWER BOARD COMPLETE AEP 116 A 4728 065 A MAIN BOARD COMPLETE 105 A 4728 074 A POWER BOARD COMPLETE UK 117 4 973 980 21 HOLDER PC BOARD 106 1 500 249 11 BEAD FERRITE CASE 7901 1 435 971 11 TRANSFORMER POWER 107 1 757 772 12 WIRE FLAT TYPE 30 CORE A T902 1 435 969 11 TRANSFORMER POWER 108 3 704 515 21 SCREW BV RING 3 7 685 871 01 SCREW BVTT 3X6 5 109 4 966 267 12 BUSHING FBS001 CORD 4 7 685 872 09 SCREW BVTT 3X8 5 63 SCD XB790 6 4 MECHANISM DECK SECTION CDM66B DVBU6B Ref No 501 502 503 504 505 506 64 Part No 4 231 530 05 4 232 682 01 4 232 712 01 4 232 710 01 4 232 713 01 4 232 11 01 Description Remark TRAY 66 CUSHION 66 CAM 66 PULLEY LD BELT LD GEAR LD Ref No 507 508 509 511 M151 5 Part No 3 053 844 01 4 231 529 04 4 221 899 01 1 645 721 11 A 4604 363 A 7 621 775 10 not supplied base unit section DVBU 6B Description Remark YOKE CHASSIS 66 SCREW DIA 12 FLOATING LOADING BOARD MOTOR L ASSY LOADING SCREW B 2 6 4 SCD XB790 6 5 BASE UNIT SECTION DVBU 6B 553 554 558 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Ref No Part No Description Remark Ref No Part No
51. C762 MI Lu 44 7 5 176 45 III CE H 8828 H R855 F B802 dd 006 C807 E BAR 880 5 Eg 25 Hm R829 6208 B roy CN708 RF J m BE zu 1 PUARO Ss 8575 oh m o F J 19 L CN005 81050 8507 R973 7 Page 27 BA 5007 C858 IB we 5 8943 1 8512 Al 8940 I VI 81003 IG gt 5 8302 505 zie 4 jA iex 8515 J 26 s 528 m R901 7 R932 bm TE a il 0341 90 8957 R982 R518 C510 945 10901 E d 85235 ENT G 285 MI m 14 8875 7 m m 50 76 R606 102115 Hd 4519 C 15 51 ik 85078 Br 2 205 6583 HH 582 60803 899 5501218559 R634 FOO AT C Phib C909 0905 1992 8920 LL TEE E 905 HH 579 III 8514 5524554 4 i E z n ff ALL fa a C924 923 R970 ER II II 05 lt gt 1508 8917 E BE 2 II DER EH 88077 410957 R916 Tois 880 EH III 529 8604 8824 EE R820 89601 s E EA C901 6958 850 8983 CM703 FB704 18 18 CM701 10 CN702 19 L I IE A 751 L8755 LOADING 10 BOARD FB752
52. C794 C795 C796 C797 C798 C799 C800 C802 C803 C804 C807 C808 C809 C810 C811 C812 C813 C815 C817 C818 C819 C837 C838 C839 C840 C841 C842 C843 C846 C847 Part No 1 125 837 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 162 927 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 165 176 11 1 164 156 11 1 125 891 11 1 162 968 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 125 822 11 1 125 822 11 1 125 822 11 1 126 204 11 1 126 206 11 1 126 206 11 1 126 246 11 1 126 246 11 1 126 206 11 1 115 156 11 1 126 246 11 1 164 156 11 1 162 970 11 1 162 970 11 1 125 822 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 927 11 1 125 822 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 125 822 11 1 125 822 11 1 162 970 11 1 162 970 11 1 126 206 11 1 107 826 11 Description CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM TANTALUM TANTALUM ELECT CHIP ELECT CHIP ELECT CHIP ELECT CHIP ELECT CHIP ELECT CHIP CERAMIC CHIP ELECT CHIP CERAMIC
53. CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM TANTALUM CERAMIC CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 100PF 0 1uF 0 1 0 1 0 1 0 047uF 0 1 0 47uF 0 0047uF 1 0 1uF 0 1 0 1uF 10uF 10uF 10uF 47uF 100uF 100uF 220uF 220uF 100uF 1uF 220uF 0 1uF 0 01uF 0 01uF 10uF 0 01uF 0 01uF 0 01uF 100PF 10uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 10uF 10uF 0 01uF 0 01uF 100uF 0 1uF 10 5 10 10 10 20 20 20 20 20 20 20 20 20 20 10 10 20 10 10 10 5 20 10 10 10 10 10 10 10 10 10 10 10 20 20 10 10 20 10 Remark 6 3V 25 25 25 25 25 25 25 50 25 25 25 25 16 25 10 50 25 25 25 25 10 10 10 16 6 3 6 3 4 4 6 3 10 4 5 25 25 10 5 5 5 50 10 25 25 25 25 25 25 25 25 25 25 25 10 10 5 5 6 3 16 Ref 0848 0849 0850 0851 085
54. Description Remark 551 4 218 253 21 SCREW 2 6 556 A 232 625 01 HOLDER 230 A 552 8 820 176 03 OPTICAL PICK UP KHM 234AMA J1RP 557 1 757 097 11 WIRE FLAT 25 CORE 553 4 227 899 01 SCREW DIA 12 FLOATING 558 4728 128 RF BOARD COMPLETE 554 4 227 549 11 INSULATOR 559 4 232 682 01 CUSHION 66 555 4 232 627 01 SPRING 230 65 SCD XB790 NOTE Due to standardization replacements in the tems marked are not stocked since they parts list may be different from the parts speci are seldom required for routine service fied in the diagrams or the components used Some delay should be anticipated when order SECTION 7 ELECTRICAL PARTS LIST The components identified by mark or dotted line with mark are critical for safety Replace only with part number on the set ing these items specified XX and X mean standardized parts so they e SEMICONDUCTORS may have some difference from the original In each case u LL for example kelli uA HA uPA number please include the board RESISTORS uPB uPC uPC All resistors in ohms uPD uPD METAL Metal film resistor e CAPACITORS METAL OXIDE Metal oxide film resistor uF UF F nonflammable e COILS e Abbreviation uH uH KR Korean model Ref No Description Remark Ref No Description Remark A 4728 066 A AUDIO BOARD COMPLETE AEP C342 1 100 189
55. EDC REGISTER gt XDCK DVD ROM CD ROM XSAK XSRQ 51 PACKET FIFO HINT 52 Page 22 65 DMA CONTROLLER INTEGRATOR 0703 1 2 DATA BUS ADDRESS BUS 00 07 X172 176 1 2 4 A0 A7 7 9 14 10 XHWR XCS XINTO XINTI 21 21 MDBO MDB7 CPU INTERFACE DMA CONTROLLER 66 69 71 73 75 MDB8 MDB9 MDBF 96 97 99 101 102 104 106 PRIORITY RESOLVE amp SEQUENCER MA10 MNT1 MA11 MNT2 XRAS WPK 41 44 46 49 22 00 107 1 08 015 0 9 B 3 D RAM 10706 e SIGNAL PATH EZ SACD PLAY CD PLAY ANALOG E CD PLAY DIGITAL OUT XTAL Page 22 SCD XB790 5 3 SDATA SCLK SDEN BLOCK DIAGRAM MAIN Section Page 20 4 Page 20 8 FOK MIRR COUT SCLK FE PI Page 20 3 21 p 21 24 WPK N LEVEL SHIFT 10813 Page 21 22 SDEF XASK XSHD XSAK gt XDCK XSRQ Page 21 23 XSHD gt XSRQ 00 07 21 21 LEVEL SHIFT 0814 LEVEL SHIFT 0812 000 007 21 24 27 32 162 159 157 154 48 DSD DECODER 1801 e SIGNAL PATH MCKI 11 00 07
56. FB753 CN151 CN707 Page 27 CV n POWER BOARD paqa 4 AUDIO BOARD AUDIO BOARD DISPLAY BOARD AUDIO BOARD cNoo4 Page 40 CN303 CN304 CN801 CN302 Page 37 Page 37 Page 38 Page 37 II DE Lo gt e E a 28 28 1 684 066 5 10 PRINTED WIRING BOARD MAIN Board Conductor Side See 25 for Circuit Boards Location 1 3 4 5 6 9 10 Semiconductor Location MAIN BOARD CONDUCTOR SIDE C724 727 HHJ 705 C521 R94 A FL705 l 1 5 EAT 50 6799 6702 C725 2 8559 NIE R765 558747 R704 EA i IGZ06 dir 709 8707 mA 20 CM c ks gt 5 N FTI 5 29 4 m amp N N uo VL E gt E E 25 TEIS EA 5 gt C715 802 941 c714 HAJ E 8 752 8714 7758755 EAT 81 025 6718 E Tn C866 C847 50 C857 21868 5 ae ED m 28887 lati 825 ROAD ma 25 REZO 98 50 ED T R849 BAT E 1061 pe EI 58778 R848 C743 HIT dE HHJ 8882 855 767 765 8821 E 8822 EE EAT 8745 E NY Bem C856 iu 109867 EA 1703 FL702 8866
57. METAL CHIP METAL CHIP METAL CHIP METAL CHIP 33K 100K 33K 4 1K 10K 2 7 2 4 7 0 5 0 5 5 0 5 5 5 5 5 5 5 5 5 5 5 5 5 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 5 0 5 0 5 0 5 5 5 0 5 5 Remark 1 16W 1 16W 1 10W 1 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 10W 1 16W 1 16W 1 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 16W Ref No R658 R659 R660 R661 R 01 R 02 R703 R704 R705 R706 R707 R708 R709 R710 R711 R712 R713 R714 R716 R717 R718 R719 R720 R721 R724 R725 R726 R727 R728 R729 R730 R731 R732 R733 R734 R735 R736 R737 R738 R740 R741 R742 R743 R744 R745 R746 R750 R755 R756 R757 R758 R759 R761 R762 R763 R764 R765 Part No 1 218 700 11 1 218 700 11 1 218 700 11 1 216 296 11 1 218 748 11 1 218 740 11 1 218 740 11 1 218 748 11 1 218 740 11 1 218 740 11 1 218 668 11 1 216 857 11 1 218 736 11 1 218 716 11 1 218 700 11 1 218 716 11 1 218 716 11 1 218 716 11 1 218 668 11 1 218 740 11 1 218 716 11 1 218 692 11 1 216 821 11 1 218 728 11 1 218 692 11 1 216 824 11 1 218 728 11 1 218 704 1
58. METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SCD XB790 Remark 220 5 1 10W 220 5 1 10W 220 5 1 10W 220 5 1 10W 3 3UH 3 3UH 3 3UH 220 5 1 10W 220 5 1 10W 220 5 1 10W 220 5 1 10W 220 5 1 10W 220 5 1 10W DTA143TKA T146 25C1623 L5L6 DTA143TKA T146 DTA143TKA T146 2SD601A S TX 2SD601A S TX 2SD601A S TX 250601 5 250601 5 250601 5 2SD601A S TX 250601 5 2SD601A S TX 2SD601A S TX 250601 5 250601 5 2SD601A S TX 250601 5 2 2 5 1 10W 0 0 0 5 1 10W 4 7K 5 1 10W 0 5 1 10W 4 7K 5 1 10W 100 5 1 10W 4 7K 5 1 10W 100 5 1 10W 22 5 1 10W 0 0 220K 5 1 10W 22 5 1 10W 1 8K 5 1 10W 6 SCD XB790 Ref No R318 R319 R320 R321 R323 R324 R325 R329 R331 R332 R341 R401 R402 R403 R404 R405 R406 R407 R408 R409 R410 R411 R412 R413 R414 R415 R416 R417 R418 R419 R421 R422 R423 R424 R425 R426 R427 R428 R429 R430 R431 R441 R442 R443 R444 R445 R446 R447 R448 R449 R450 R451 R461 R471 R481 R491 R492 R493 68 Part No 1 216 824 11 1 216 813 11 1 216 807 11 1 216 845 11 1 216 857 11 1 216 849 11 1 216 820 11 1 216 801 11 1 216 849 11 1 216 789 11 1 216 789 11 1 260 008 11 1 259 999 11 1 260
59. SHIFT IC812 SN74LV245APWR 5 18 x 9000000 z zg z lt x X gt gt gt 3 C730 lt 325 0 0 929 9 6 e gal mas 5 e qis MA4 e n mt x 0 eU Max I fa g al _ gwel nas 52 2 nas EN Kop T JL742 XMWR e 0 211743 girl soe gwaj MOBS e C741 5 0 1 0 746 804 VSS FO gust HERE 0 MOB1 e 0 JL753 mu ep DASP 5 5 41755 965 41756 50 41757 V55 4 9 1758 108 2 e AW 4 9 JL759 R734 10k E e 1 AW V8BS 1 6 4 9 1 762 516 es eU HINT e 4 100 764 LL VSS VOCE REDY e lt lt d v Germ XSHB 2 5 48 eae eee Seve nant com m m m m AA c INI 000909000000 S 8 XN 41774 1773 41772 41771 L 11 1 1 o1 6 per 11 71 o Q rt C760 CL7 32 C813 SN74LV245APWR LEVEL SHIFT MAIN BOARD 4 5
60. T 82222 1688 ii I CEO osasu Qe ee JL820 0 1 0 5 85 Lese H A8 BSAC E C804 0 01 206885 C855 6 0 801 oie L 684 dj JL822 5 0 DSD DECODER c aw pem SA5 JL823 5 0 CXD2753R ZBFR 65 abe SAA JL824 6 0 d SAL IL682 I I 5 3 6 Oe 930 i 291 i PHREFO 6 856 6 0 2 i 0 21679 lt pem LI 1 1 E E E gt gt CN701 CL1120 E SDATALF e GND 1 2 5 D nw 5 5 gt za e 1 gt SDATAC O z CL1046 e gt SDATARS Ee ujo EXEXEXE jx rom lt G ol a O N 1 1047 SDATALS O z g CL1048 1813 5 2 x 09 011030 AUBIO BOARD gt E CN303 i P 2 5 O z g CL1031 611032 35 64 5 es 4 CM CN GND 256 5 IN 6 8 5 3 5 SOR INIT DF 6 L CL1038 ZEROR CL1034 7 cL1095 RMUTEH O35 11096 am ZEROL c gt 2 2 5
61. by mark A or dotted line with mark are critical for safety Replace only with part number specified SCD XB790 e Waveforms MAIN Board 5505 6 IC701 701 RFIN SACD Play mode MUN 001 SACD Play mode 5 M SACD Play mode I NNN 1 001 B SACD Play mode III 1 SPARA 3 4 Vp p hS U is 22 7 5 136 us 10509 TE 901 TE 2 IC701 BCLK mode gt CD Play mode 001 CD Play IC001 69 TE CD Play mode T Y aprox 3 4 Vp p WW A is ay mode 509 509 9 FE 17509 69 RFAC SACD Play mode EE XXXXXXXXXXX B 001 09 FE SACD Play 3 d i 29 5 ns 29 5 ns IC811 509 69 RFAC CD Play mode IC509 69 EXCK 701 9 EXCK 509 FE pe 6 FE ay mode CD Play mode AS IM 1 3 Vp p rox ES EI 29 5 ns
62. component stereo 2 channel using the audio connecting cord ANALOG 5 1CH OUT jacks DIGITAL CD Note Only the audio signals of the CD can be output from the DIGITAL CD OUT connectors shown in 3 and 4 Those of the Super Audio CD cannot be output through DIGITAL CD OUT Connect to an amplifier equipped with the 5 1CH input jacks Multi channel amplifier AV amplifier etc using the audio connecting cords DIGITAL CD OUT COAXIAL connector Connect to an audio component using the coaxial digital cable 4 DIGITAL CD OUT OPTICAL connector Connect to an audio component using an optical digital cable SCD XB790 Remote Parts Descriptions 1 CONTINUE button Press to resume normal play from Shuffle Play or Programme Play SHUFFLE button Press to select Shuffle Play PROGRAM button Press to select Programme Play DISPLAY MODE button Press to turn off the information TIM E TEXT button Each time you press the button the playing time of the track the total remaining time on the disc or TEXT information appears in the display 4 Number buttons Press to enter the track numbers gt 10 button Press to locate a track numbered over 10 6 REPEAT button Press repeatedly to play all tracks or only one track on the disc A B button Press to select Repeat Play gt button Press to start play II button Press to pause play button Press to stop play 9 AMS I
63. signal output to the SACD CD amplifier L laser diode off H laser diode on SCD XB790 e MAIN BOARD 1C904 ISPLSI2032VE 110LT44 SA PROGRAMMABLE LOGIC DEVICE Pin No JIL 11 XBSCAN 12 to 16 DO to D4 60 oo C C2 IN nN tS 5 s S INI e MC o 41 I 7 S t D YO VCC TDI XCS XRD XWR GN A CDPDSW RST RST DP TCK I O I I I XRESET RST DVD Reset signal output to the SACD decoder L reset Reset signal output to the digital signal processor L reset DVDPDSW Photo diode for SACD on off control signal output L photo diode on MULTI 1021 Multi 2ch selection signal output L 2ch H multi RST CD SDEN Description Tracking coil drive on off control signal output H drive 19 to 21 D5 to D7 Two way data bus with the SACD decoder and the CPU Address signal input from the CPU Photo diode for CD on off control signal output L photo diode on Reset signal input from the CPU L reset Reset signal output to the DSD decoder L reset Reset signal output to the fluorescent indicator tube driver L reset Power supply terminal 4 5 V digital system Not used serial data enable signal output to S
64. the dial to enter 2 INITIAL is displayed and the test mode selection display will be back immediately 8D 000000000 00 will be displayed and if the scroll starts in the left direction the set initialization has completed 3 Press the button to turn the power off The following setups are established in the shipping mode 1 Initialization of EEPROM 1 903 PLAY MODE CONTINUE LAYER SELECT SACD M 2CH SELECT MULTI e SPK MODE 2ch DIRECT e Mch SPK MODE Mch DIRECT Resetting the cumulative light emission time of the laser Note Even if the shipment mode setting mentioned above is made the disc check threshold value attained in the 3 SET CHECK is not cleared 2 The optical pick up moves to the home position most inside track Error List Display Toc Error Error during the time from auto adjustment to TOC reading Different type of disc Such as a DVD disc Disc is dirty Illegal SACD Such as a pirated version SCD XB790 4 6 WAVEFORMS CHECK BU Electrical Adjustment Mode The BU electrical adjustment mode is used to check the S curve waveform traverse waveform RF waveform and CLV jitter After a disc is placed on the tray each time the dial is pressed the check mode is switched in order for S curve waveform traverse waveform gt RF waveform CL jitter for the CD S Curve Check Connection oscilloscope MAIN board TP506 FE o_o TP504 AVC gt Ch
65. 00 00000000 0 1FF 111111111 1 FF 11111111 1 FE 11111110 2 x x 101 100000001 255 81 10000001 127 100 100000000 256 80 10000000 128 16 4 4 SACD DL DISC OPERATION CHECK Perform as necessary This checking performs the focus jump using a DL disc which is a dual layer HD disc to verify the stability of the set A set of layer 0 most outside track access only once gt one second trace focus jump layer 0 gt 1 trace focus jump layer 1 0 are repeated 5 times Checking Method After setting the test mode rotate the dial to select 91 FJUMP CHECK and press the dial to enter 2 The tray will open automatically and then set the DL disc 3 With DISC IN amp JOG ON displayed press the lt AMSDPDI dial 4 tray will be loaded in automatically and then the test will start 5 During the test NOW 5 gt gt gt gt 1s displayed 6 Upon successful completion of the check will be displayed and the tray will open automatically In case of NG NG ERR FJ UP or NG ERR FJ DWN is displayed 7 Take the DL disc out and press the button and the test mode selection display will be back 4 5 SHIPPING MODE The repaired set must be initialized and for this purpose the set should be set to the shipping mode Setting Method 1 After setting the test mode rotate the dial to select 8D SETUP MODE and press
66. 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 259 983 11 1 216 829 11 1 216 849 11 1 216 839 11 1 216 848 11 1 216 855 11 1 216 849 11 1 216 805 11 1 216 829 11 1 260 008 11 1 259 999 11 1 260 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 216 829 11 1 260 008 11 1 259 999 11 1 260 004 11 1 260 008 11 1 260 008 11 1 260 020 11 1 259 991 11 1 259 991 11 1 216 829 11 1 259 983 11 1 216 829 11 1 259 999 11 1 259 999 11 1 259 999 11 1 260 008 11 1 260 008 11 1 260 004 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF CARBON MELF METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF METAL CHIP CARBON MELF METAL CHIP CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF 1 8K 220 100K 1M 220K 820 22 220 2 2 10K 2 2K 4 7 10 10
67. 0605 0 015 470 470 E 100 22k 22k 4 7k 63V SIS MIM2114M MUTING CENTER C522 6442 om 470p 100V 470p 100V A SUBMOOEER C441 47 8481 8442 R443 vour 25V 2 2k 2 2k u 6309 IFA35 GP1FA351TZ 5 1 307 2 2 OPTICAL 0 5 DIGITAL FILTER NJM2114M a D A CONVERTER 5 25 3624 Ma e OUT LOW PASS FILTER IX T1L15L16 T1L15L16 DIGITAL CD 63 10301 5 MUTING MUTING JN OUT OPTICAL CDBCK CXD9709Q eps 5 lt gt GND See CDLRCK 2 J GND x R317 zx Q I 0 6 0302 DATA DF e 1 7 N 2901623 I1 L5L6 5 5 0541 058 2SC3624A K WAVE SHAPER pd 2683624 TAL15L16 Na 6541 5 118116 MUTING C328 pd 47 MUTING 0 R320 1 303 25V 0 2 68 50V MAIN GND DIGITAL CD BOARD CLK K OUT COAXIAL 6 8581 R542 8543 quem R318 R319 0327 8321 4 5 22k 2 28 47k 7 1 2 18k 220 220 1008 GND NJM2114M CN702 G TE2 2 6542 K 33 B 911 2 1 100V CHASSIS 1 M YYYY ANALOG LOW PASS FILTER M MAIN BOARD 4 5 CM704 08 33 35 35 SCD XB790 5 17 PRINTED WIRING BOARD AUDIO Board Component Side See page 25 for Circuit Boards Location 2 3 4 O O O OO O OO O O O O O 0000 O O O OOO 0 0 0 O O O O O O 00000 1 683 979 36 36 11 SCD XB790 5 18
68. 1 1 218 716 11 1 216 864 11 1 216 801 11 1 216 801 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 801 11 1 216 801 11 1 216 801 11 1 216 801 11 1 216 841 11 1 216 841 11 1 216 833 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 218 700 11 1 218 724 11 1 218 714 11 1 216 857 11 1 218 724 11 Description METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 2 2K 2 2K 2 2K 220K 100K 100K 220K 100K 100K 100 1M 68K 10K 2 2K 10K 10K 10K 100 100K 10K 1K 1K 33K 1K 1 8K 33K 3 3K 10K 22 10K 10K 10K 10K 10K 10K 10K 10K 47K SCD XB790 Remark 0 5 1 16 0 5 1 16W 0 5 1 16 0 5 1 16 0 5 1 16VV 0 5 1 16 0 5 1 16W 0
69. 1 C722 C723 C724 C725 C726 C727 C728 C729 C730 C731 C740 C741 C742 C743 C744 C745 C746 Part No 1 162 965 11 1 107 826 11 1 115 412 11 1 162 927 11 1 107 826 11 1 107 826 11 1 125 822 11 1 107 826 11 1 125 822 11 1 125 837 11 1 162 970 11 1 107 826 11 1 107 826 11 1 107 826 11 1 126 395 11 1 107 826 11 1 162 966 11 1 162 966 11 1 162 964 11 1 125 822 11 1 125 822 11 1 125 822 11 1 125 822 11 1 125 837 11 1 125 837 11 1 164 156 11 1 164 156 11 1 162 921 11 1 162 964 11 1 164 156 11 1 162 970 11 1 164 816 11 1 164 156 11 1 125 837 11 1 162 967 11 1 125 891 11 1 162 970 11 1 164 156 11 1 107 826 11 1 125 837 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 125 822 11 1 107 826 11 1 125 822 11 1 164 156 11 1 107 826 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 115 467 11 Description CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM TANTALUM TANTALUM TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERA
70. 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V R024 1 216 864 11 SHORT CHIP 0 R025 1 216 864 11 SHORT CHIP 0 0042 1 164 677 11 CERAMIC CHIP 0 033uF 10 16 R029 1 216 841 11 METAL CHIP 47 5 1 10W C043 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V R035 1 216 864 11 SHORT CHIP 0 C044 1 162 959 11 CERAMIC CHIP 5 50V R036 1 216 833 11 METAL CHIP 10K 5 1 10W 0045 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V C046 1 125 891 11 CERAMIC CHIP 0 47 10 10V R044 1 216 832 11 METAL CHIP 8 2K 5 1 10W R046 1 218 668 11 METAL CHIP 100 0 5 1 16W C047 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 R065 1 218 716 11 METAL CHIP 10K 0 5 1 16W C048 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V R066 1 218 716 11 METAL CHIP 10K 0 5 1 16W C050 1 128 993 21 ELECT CHIP 22uF 20 RO82 1 216 833 11 METAL CHIP 10 5 1 10W C051 1 164 156 11 CERAMIC CHIP 0 1 25V 0052 1 164 156 11 CERAMIC CHIP 0 1 25V R083 1 216 833 11 METAL CHIP 10K 5 1 10W R084 1 216 833 11 METAL CHIP 10K 5 1 10W 0055 1 126 205 11 ELECT CHIP 4T uF 20 6 3 R085 1 216 833 11 METAL CHIP 10K 5 1 10W C060 1 164 156 11 CERAMIC CHIP 0 1uF 25V R086 1 216 833 11 METAL CHIP 10K 5 1 10W C064 1 164 156 11 CERAMIC CHIP 0 1uF 25V RO87 1 216 833 11 METAL CHIP 10K 5 1 10W C090 1 115 156 11 CERAMIC CHIP 1VL 10V C094 1 128 993 21 ELECT CHIP 22uF 20 R090 1 216 864 11 SHORT CHIP 0 R092 1 216 864 11 SHORT CHIP 0 0095 1 164 156 11 CERAMIC CHIP 0 1uF 25V R093 1 216 803 11 METAL CHIP 33 5 1 10
71. 11 1 216 813 11 1 216 819 11 1 216 819 11 1 216 813 11 1 216 864 11 1 216 864 11 1 216 864 11 1 218 716 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 801 11 1 216 833 11 1 216 801 11 1 216 801 11 1 216 801 11 Description SHORT CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 47 100 2 2 22 100 4 7 10 10 10 10 100 2 2 22 22 22 100 4 7 100 4 7 33K 4 7 22 22 22 22 220 220 220 680 0 5 5 0 5 5 0 5 5 5 5 5 5 5 0 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 0 5 5 5 5 Remark 1 16W 1 10W 1 16W 1 10W 1 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1
72. 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W Ref No R906 R907 R908 R909 R910 R911 R912 R913 R914 R915 R916 R917 R918 R919 R920 R921 R922 R923 R925 R926 R928 R929 R930 R931 R932 R933 R935 R936 R937 R938 R939 R940 R941 R942 R943 R944 R945 R946 R947 R948 R949 R950 R951 R952 R953 R954 R955 R956 R957 R959 R960 R961 R962 R964 R965 R966 R967 Part No 1 216 801 11 1 216 801 11 1 216 833 11 1 216 829 11 1 216 864 11 1 216 821 11 1 216 833 11 1 216 833 11 1 216 801 11 1 216 809 11 1 216 821 11 1 216 821 11 1 216 789 11 1 216 801 11 1 216 809 11 1 216 809 11 1 216 833 11 1 216 833 11 1 216 809 11 1 216 809 11 1 216 864 11 1 216 809 11 1 216 864 11 1 216 833 11 1 216 801 11 1 216 864 11 1 216 833 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 864 11 1 218 720 11 1 218 720 11 1 216 864 11 1 216 821 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 801 11 1 216 833 11 1 216 801 11 1 216 833 11 1 216 833 11 1 216 821 11 1 216 833 11 1 218 692 11 1 216 833 11 1 216 864 11 1 216 864 11 Description METAL CHIP METAL C
73. 2 0854 0855 0856 0857 0858 0860 0861 0865 0866 0867 0870 0871 0901 0902 0903 0904 0905 0906 0907 0908 0909 0910 0911 0912 0913 0914 0915 0916 0917 0918 0920 0921 0923 0924 0937 0938 0939 0941 0942 0945 0946 0948 0949 0951 0952 0953 CN701 CN702 CN703 CN704 CN706 Part No 1 162 970 11 1 162 970 11 1 162 945 11 1 162 945 11 1 162 945 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 126 206 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 970 11 1 164 677 11 1 162 970 11 1 125 822 11 1 162 970 11 1 125 822 11 1 162 970 11 1 162 970 11 1 162 970 11 1 107 826 11 1 162 970 11 1 162 927 11 1 162 970 11 1 125 822 11 1 107 826 11 1 162 970 11 1 125 822 11 1 162 927 11 1 162 970 11 1 107 826 11 1 107 826 11 1 162 970 11 1 162 970 11 1 125 837 11 1 162 970 11 1 162 964 11 1 162 964 11 1 162 964 11 1 125 837 11 1 107 826 11 1 107 826 11 1 107 826 11 1 107 682 11 1 107 682 11 1 107 826 11 1 107 682 11 1 107 682 11 1 778 691 11 1 778 691 11 1 793 687 11 1 816 357 11 1 84 370 21 Description CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMI
74. 2 RST CD DVDPDSW CDPDSW 23 DVDPDSW DVDPDSW CDPDSW 6 Page 20 TRKSW TRKSW 1 LIM SW 44 7 20 LIMSW 9 Page 20 SCD XB790 5 4 BLOCK DIAGRAM AUDIO Section RV601 PHONE LEVEL HEADPHONE R CH J601 lt ub 2272 SDATAL SDATR IL MUTING SDATALS SDATARS P 0403 SDATAC SDATALF 64FS SDATAL ANALOG J301 27 ele 88 10 MIX AMP gt LOW PASS gt gt gt 25 gt gt gt LI Page 22 40 12 IC315 2 2 Z FILTER ANALOG 305 2 2 SDATAR T 7 2CH OUT MUTING R CH 8 0402 DSD 9 R CH MUTING FILTER 11 R CH Q401 ENHANCED OUTPUT gt MULTI LEVEL amp FRONT gt DELTA SIGMA CONVERTER 8 MODULATOR 31 30 R CH 46 PDATA1 MDAT MDAT PDATA2 gt CM CM 29 IE 2 PLRCK INTERFACE FILTER 28 60 ANALOG X LOW PASS e gt 21 EZ SEE LI IC306 2 2 SURR ZERO i MUTING R CH 8 DIGITAL FILTER DETECT MS 0422 D A CONVERTER MUTING LOW PASS FILTER Q421 0301 ANALOG R CH 5 1CH OUT ZEROL ZEROR LI Page 22 CLOCK BUFFER 0304 68 256 5 6 5 3 4 22 22 E AW AW AM gt CENTER y T MUTING X301 LOW PASS MUTING gt NZ 0442 11 2896MHz FILTER 0441 62 DATA
75. 2 965 11 CERAMIC CHIP 0 00150 10 50V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 164 739 11 CERAMIC CHIP 560PF 5 50V 1 125 822 11 TANTALUM 10uF 20 10V 1 164 739 11 CERAMIC CHIP 560PF 5 50V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 162 966 11 CERAMIC CHIP 0 00220 10 50V 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V 1 162 966 11 CERAMIC CHIP 0 00220 10 50V 1 125 891 11 CERAMIC CHIP 0 47uF 10 10V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 125 891 11 CERAMIC CHIP 0 47uF 10 10V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 125 822 11 TANTALUM 10uF 20 10V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 115 412 11 CERAMIC CHIP 680PF 5 25V 1 125 891 11 CERAMIC CHIP 0 47uF 10 10V 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 115 412 11 CERAMIC CHIP 680PF 5 25V 1 125 822 11 TANTALUM 10uF 20 10V 1 115 412 11 CERAMIC CHIP 680PF 5 25V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 70 Ref No 0560 0561 0562 0563 0565 0567 0568 C569 C570 C572 C577 C579 0582 C583 C584 C587 C588 C589 C590 C591 C592 C701 C702 C703 C704 C705 C706 C707 C708 C709 C711 C712 C713 C714 C715 C716 C717 C718 C720 C72
76. 216 825 11 METAL CHIP 2 2K 5 1 10W R015 1 216 803 11 METAL CHIP 33 5 1 10W The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified SCD XB790 Ref No Part No Description Remark ACCESSORIES KOK K K K K K K K K K K 1 476 598 12 REMOTE COMMANDER RM SX700 A 1 770 019 51 ADAPTOR CONVERSION PLUG UK 1 791 732 12 CORD CONNECTION RED AND WHITE AUDIO CORD 4 244 278 11 MANUAL INSTRUCTION ENGLISH UK 4 244 078 21 MANUAL INSTRUCTION ENGLISH FRENCH GERMAN SPANISH AEP 4 244 278 31 MANUAL INSTRUCTION DUTCH SWEDISH ITALIAN POLISH AEP 4 244 278 41 MANUAL INSTRUCTION PORUTUGUESE AEP 4 244 278 51 MANUAL INSTRUCTION DANISH FINNISH AEP 4 244 278 61 MANUAL INSTRUCTION RUSSIAN 4 244 279 11 MANUAL INSTRUCTION GREEK 4 244 279 21 MANUAL INSTRUCTION HUNGARIAN CZECH AEP 4 244 279 31 MANUAL INSTRUCTION TRADITIONAL CHINESE AEP 4 244 279 41 MANUAL INSTRUCTION SIMPLIFIED CHINESE AEP 4 228 696 01 COVER BATTERY for RM SX700 The components identified by mark or dotted line with mark are critical for safety 78 Replace only with part number specified SCD XB790 9 SCD XB790 REVISION HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised pag
77. 25 11 METAL CHIP 2 2K 5 1 10W C018 1 162 919 11 CERAMIC CHIP 22PF 5 50 A R954 1 212 869 00 FUSIBLE 33 5 1 4W 0020 1 162 919 11 CERAMIC CHIP 22 5 50 021 1 162 919 11 CERAMIC CHIP 22PF 5 50 R956 1 216 825 11 METAL CHIP 2 2K 5 1 10W C022 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V R957 1 216 803 11 METAL CHIP 33 5 1 10W 023 1 126 206 11 100 20 6 3 C025 1 164 156 11 CERAMIC CHIP 0 1uF 25V C026 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C027 1 164 156 11 CERAMIC CHIP 0 1 25V C028 1 126 205 11 ELECT CHIP 47uF 20 6 3 C029 1 117 370 11 CERAMIC CHIP 10uF 10V C030 1 128 993 21 ELECT CHIP 22uF 20 10V The components identified by mark A or dotted line with mark are critical for safety Replace only with part number specified 6 SCD XB790 Ref No Part No Description Remark Ref No Part No Description Remark C031 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 R017 1 216 817 11 METAL CHIP 470 5 1 10W 0032 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 0036 1 164 156 11 CERAMIC CHIP 0 1 25V R019 1 216 803 11 METAL CHIP 33 5 1 10W R020 1 216 817 11 METAL CHIP 470 5 1 10W C037 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V R021 1 219 570 11 10M 5 1 10W C038 1 126 206 11 ELECT CHIP 100uF 20 6 3 R022 1 218 718 11 METAL CHIP 12K 0 5 1 16W C039 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 R023 1 216 864 11 SHORT CHIP 0 C040 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C041
78. 27 30 4 lt MAIN BOARD 2 5 FJMP 1 JL617 JL618 2 5V REGULATOR IC504 uPC2905T E1 TRACKING COIL DRIVE Y CL 1520 JL519 4 7 TFDR CONTROL SWITCH 10501 OC 0 6 C542 R555 C536 R534 0 47 3 3k TC7S66F 16502 598 SPINDLE LOADING MOTOR DRIVE 16512 BA5912AFP YE2 0 47 3 3 COIL DRIVE CONTROL SWITCH C550 R591 680p ji 2 7k FOCUS TRACKING i COIL DRIVE C584 8595 C555 8599 SEED MOTOR DRIVE C579 L 22 4 7 680 2 7k 0 1 16V 0582 1 a i i i _ U a 31 31 SCD XB790 5 13 SCHEMATIC DIAGRAM MAIN Board 3 5 H Nap 1 5 30 2 See page 42 for Waveforms See page 45 for IC Block Diagram SPINDLE MOTOR DRIVE R545 100k C523 1500p 2168 2345 3 1 9 i LER e FL706 T IC708 2 2 NJM3404AM TE2 MDP BUFFER SPC970 BUS IXI M LL 1 ANALOG BUS DSP BUS R544 1008 10703 2 2 NJM3404AM TE2 DVC BUFFER R705 100k C799 0 01 C713 0 1 1 708 1 2 NJM3404AM TE2 C779 10 10V R769 iM 22k C771 0 047 C773 0 47 R765 lav JL786 1 6 r f Duel 2 2k
79. 41 65V DVC BUFFER 0703 2 2 99V XHRD f 5 FILTER 5952542 CLOCK 72 768FS 33 8688MH 7 68FS 33 8688MHz Page 22 EN MDAT MN MDAT BCLK LRCK 2272 BCLK M D A 23 DIGITAL LRCK _ y lt INTERFACE CC OPTICAL DIGITAL CD TRANSCEIVER 2 OUT OPTICAL TO SERVO AUTO SEQUENCER SUBCODE PROCESSOR J303 DIGITAL DOUT 6 WAVE SHAPER 22552 DIGITAL CD OUT 0302 2272 OUT COAXIAL CPU INTERFACE aly XRST CD XRST CD MUTE CD XRST DVD SIS olal el lt 52 mo C Page 22 4 6 5 77157798076 77 1911713 68 3 63 C 00 2 1 gt lt SPINDLE MOTOR DRIVE T 1C708 2 2 88888 88 8 631599 9 lt gt lt x ts e 52222 99 5 3 2 SACD DECODER HDBO CC 701 087 Su 00 507 a 2 MDSOUT LV 2 er ANALOG L dd MDPOUT SPINDLE CD DSP INTERFACE Fg Page 22 quede maps MIXER 46 CONRTOL SE 23 L 22 TN SUBCODE 089 nn BUFER 45 CONTROL DEINTERLEAVE amp ECC 0708 1 2 ES e gt P KC RFIN RF FFM EZ lt 0 assyMMETRY PLL pewopuLAToR e LLI _ MAIN DATA amp
80. 5 1 16W 0 5 1 16W 0 5 1 16VV 5 1 10W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16W 0 5 1 16 0 5 1 16 5 1 10 0 5 1 16 0 5 1 16 5 1 10W 0 5 1 16W 0 5 1 16W 0 5 1 16W 5 1 10 5 1 10 259 1 10W 5 1 10W 5 1 10W 5 1 10W 5 1 10W 5 1 10W 5 1 10W 5 1 10W 5 1 10 5 1 10 5 1 10 5 1 10 5 1 10W 5 1 10W 5 1 10W 0 5 1 16W 0 5 1 16W 0 5 1 16W 5 1 10W 0 5 1 16W 3 SCD XB790 Ref No R 66 R767 R768 R769 R770 R772 R776 R777 R778 R780 R781 R800 R804 R805 R806 R807 R809 R810 R820 R821 R822 R824 R826 R827 R828 R829 R830 R831 R839 R847 R848 R849 R850 R851 R852 R853 R854 R855 R858 R859 R860 R865 R866 R867 R870 R882 R883 R884 R885 R886 R887 R888 R889 R901 R902 R903 R904 R905 4 Part No 1 216 864 11 1 218 732 11 1 216 809 11 1 218 700 11 1 216 864 11 1 216 801 11 1 216 864 11 1 216 864 11 1 218 740 11 1 216 864 11 1 216 864 11 1 216 829 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 833 11 1 216 809 11 1 216 864 11 1 218 700 11 1 216 801 11 1 216 801 11 1 216 864 11 1 216 801 11 1 216 809 11 1 216 829 11 1 216 809 11 1 216 829 11 1 216 839 11 1 216 829 11 1 216 801 11 1 216 801 11 1 216 801 11 1 216 801 11 1 216 864 11 1 216 864 11 1 216 813 11 1 216 813
81. 785 489 11 1 770 905 21 Description CERAMIC CHIP 100 CERAMIC CHIP 0 01uF CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP FILM 470PF ELECT 47 4 470PF FILM 0 015uF ELECT 47uF CERAMIC CHIP 100PF FILM 470PF ELECT 47uF FILM 470PF FILM 470PF FILM 0 015uF ELECT 47 CERAMIC CHIP 100 FILM 470PF ELECT 10uF lt gt PLUG CONNECTOR CONNECTOR FFC LIF NON ZIF 19P 5 10 5 0 25 5 20 5 5 5 20 5 5 20 5 5 5 20 5 5 20 Remark 50V 25 50 10 50 100 25 100 100 63 63 50 100 25 100 100 63 63 50 100 63 CONNECTOR FFC LIF NON ZIF 19P PIN CONNECTOR 3P PIN CONNECTOR 3P PLUG CONNECTOR 3P DIODE DIODE DIODE DIODE DIODE DIODE DIODE 155367 350 155367 350 155367 350 155367 350 155367 350 155367 350 lt IC gt IC IC IC IC IC IC IC IC IC CXD9709Q 033 SN74LVUOAAPWR NJM2114M TE2 NJM2114M TE2 NJM2114M TE2 NJM4580E D GP1FA351TZ DIGITAL CD OUT OPTICAL NJM2114M TE2 lt JACK gt JACK PIN 2P ANALOG 2CH OUT JACK PIN 6P ANALOG 5 1CH OUT FRONT SURR CENTER SUB WOOFER JACK PIN 1P DIGITAL CD OUT COAXIALL Ref No L301 L302 L303 L304 L305 L307 L308 L309 L310 L311 L401 L402 L403 L404 L501 L502 L503 L504
82. 90 SECTION 5 DIAGRAMS 5 1 BLOCK DIAGRAM RF SERVO Section RF gt gt INPUT PROGRAMMABLE BIAS EQFILTER AGC DIFFERENTIATOR DETECTOR RFAC 2 Page 21 NN N e SIGNAL PATH Z gt SACD PLAY CD PLAY A C TE TE FE PI D 22 SDATA SDATA SCLK SDEN SUMMING SERIAL SCLK 22 5 IC004 1 4 PORT REGISTER SDEN 50 60 6 AVC AVC BUFFER 4 9 3y 0004 2 4 1 65V IC004 4 4 ih PI ERROR AMP PI WAVRB BUFFER IC004 3 4 WAVRE Dev OPTICAL PICK UP BLOCK 234 ue DRVC DRVC BUFFER pysy SACD CD RF AMP AGCO 2 5V 0503 2 2 FOCUS TRACKING ERROR AMP AUTOMATIC POWER 0001 CONTROL FOR SACD Q001 AUTOMATIC POWER FoR CD TM DVD CD PD Page 21 Page 22 MODULE CIRCUIT DVD VB PHOTO DIODE CONTROL SWITCH DVDPDSW DVDPDSW CDPDSW FOR SACD 4 gt 0005 2 TRKSW bs CD VR 77 25 C PHOTO DIODE CONTROL SWITCH FOR CD 0004 FOCUS TRACKING COIL DRIVE TRACKING COIL DRIVE 4 4 TRACKING DRIVE SLED MOTOR DRIVE CONTROL SWITCH CONTROL SWITCH DIGITAL SERVO 0502 16501 I O 10505 PROCESSOR 10509 1 2 FCS JT a FOCUS COIL E DRIVE 2AXI
83. 97 MDB8 MDB9 113 114 ASFI AFS2 115 DASYI 116 RFDCC 117 RFIN 118 119 VCCA5 4 52 SCD XB790 i vom vcoeslwimpungesenngressorcomesedtemind ws i 19 O Signal ouput operation amplifier Kom PL Isp file i Signal ouput from the charge pump for phase im Signal ouput from te charge punp U sa 35 0 0 _ _ uo C signal ouput for selection the spindle cor LVS 141 vs H2 MDSOUT O Frequency error output terminal of internal CLV circuit 143 vb Power supply terminal 3 3V digital system 144 MDPOUT O Phase error output terminal of internal circuit 145 146 7 O Subcode serial data reading clock signal output to the digital signal processor 148 9 vss Ground terminal digital system 000000 150 151 152 C VDDSV Powersupply 153 54 VDDS Power supply terminal 45V digital system 155 156 Power supply terminal 3 3V digital system 7 Bitclock signal 2 8224 MHz output terminal Notused 158 99 DDAT O PCMdataoutputterminal Notused 60 t61 u Ground terminal digital system 0000002
84. ACD CD RF amplifier ISBTEST MTA Output terminal for disc inspection mode to DSD decoder RMUTE mw LMUTE Front R ch muting on off control signal output muting on Front L ch muting on off control signal output L muting on GND Ground terminal digital system 1111000000 cog ZEROL 1 Front L ch zero data flag detection signal input from the DSD 1 Front R ch zero data flag detection signal input from the DSD decoder I I I Detection signal input from limit in switch The optical pick up is inner position when H XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED 1 1 Parts Color Cabinet s Color 6 1 CASE SECTION chassis section not supplied not supplied SECTION 6 EXPLODED VIEWS tems marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items The mechanical parts with no reference num ber in the exploded views are not supplied Accessories are given in the last of the elec trical parts list Ref No Part No Description Remark Ref No Part No 1 X 4953 532 1 PANEL ASSY LOADING BLACK 8 1 X 4955 732 1 PANEL ASSY LOADING SILVER 8 2 3 704 515 31 SCREW BV RING 8 4 4953 883 2 FOOT ASSY 9 6 4 222 891 01 5
85. AI Clock signal 5 6448 input from the programmable logic device 55 SCD XB790 60 62 63 64 65 66 67 68 Center zero data detection signal output terminal Not used 69 70 Sub woofer zero data flag detection signal output terminal Not used 7 72 73 74 75 76 7 78 79 Data output terminal for IEEE 1394 link chip interface Not used 80 VSC round terminal for core 81 82 Data output terminal for IEEE 1394 link chip interface Not used Data output terminal for IEEE 1394 link chip interface Notused 83 vpc 84 85 86 87 88 99 High speed transmission request signal input terminal for IEEE 1394 link chip interface Not used 90 91 92 93 2 95 96 97 98 99 VDC 100 to 105 TESTI I Input terminal for the test normally fixed at L 106 Ground terminal for 1 O 107 to 09 TESTI I Input terminal for the test normally fixed at L 110 I 115 I 116 117 to 12 WAD4 WAD7 1 121 122 I Input terminal for the test normally fixed at L 56 SCD XB790 i vso ommiemmidry us voio Powersupply terminal _ _ Ground erminal 0 IF V5C 151 152 153 158 1591016 0 163 164 165 166 SDCK I Serial data transfer clock signal input from the SACD decoder 167 XSAK 168 SDEF 169 to 176 SDOto 07 154 to 157 A7 to A4 Ground terminal for I O
86. AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB LISHED BV SONY SECTION 1 SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electro static break down because 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 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 emis sion observe from more than 30 cm away from the objective lens CLEANING OF OPTICAL PICK UP LENS In cleaning the lens of optical pick up use the air blower Never use a cotton swab for cleaning the lens of optical pick up which otherwise causes a trouble HOW TO OPEN THE TRAY WHEN POWER SWITCH TURNS OFF uv cam 66 tapering driver SCD XB790 Insert a tapering driver 3 mm in diameter in the hole at the bottom of the unit turn the cam 66 fully in the direction of arrow 6 SCD XB790 DISPLAY BOARD SERVICE POSITION In checking the DISPLAY board prepare jig extension cable J 2501 200 A 1 00 mm Pitch 11 cores
87. ATON AVATTAESSA OLET ALTTINA 5 15 Schematic Diagram MAIN Board 5 5 eee 34 SE STRALNING NAR DENNA 5 16 Schematic Diagram AUDIO HP Boards 35 5 17 Printed Wiring Board DVAKODJON A KOZVETLEN LEZERSUGARTOLI AUDIO Board Component Side 36 5 18 Printed Wiring Boards AUDIO Conductor Side HP Boards 37 5 19 Printed Wiring Boards DISPLAY KEY Boards 38 5 20 Schematic Diagram DISPLAY KEY Boards 39 5 2 Printed Wiring Boards POWER POWER SW PT Boards 40 5 22 Schematic Diagram POWER POWER SW PT Boards 4 5 23 IC Pin Function Description 49 6 EXPLODED VIEWS Osl Case 5606 i 61 0 2 Front Panel SOC ton 62 6 3 Chassis 002 u O tat ded 63 6 4 Mechanism Deck Section CDM66B DV BUOB 64 6 5 Base Unit Section 0 6 65 7 ELECTRICAL PARTS LIST 66 SAFETV RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BV MARK DOTTED LINE WITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONV PARTS WHOSE PART NUMBERS APPEAR
88. C CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CONNECTOR gt CONNECTOR FFC FPC 19P CONNECTOR FFC FPC 19P SCD XB790 0 01uF 0 01uF 22PF 22PF 22PF 0 01uF 0 01uF 0 01uF 0 01uF 100uF 0 01uF 0 01uF 0 01uF 0 01uF 0 01uF 0 033uF 0 01uF 10uF 0 01uF 10uF 0 01uF 0 01uF 0 01uF 0 1 0 01uF 100PF 0 01uF 10uF 0 1 0 01uF 10uF 100PF 0 01uF 0 1uF 0 1uF 0 01uF 0 01uF 1uF 0 01uF 0 001uF 0 001uF 0 001uF 1uF 0 1 0 1uF 0 1 1uF 1uF 0 1uF 1uF 1uF Remark 10 25V 10 25V 590 50V 5 50V 5 50V 10 25V 10 25V 10 25V 10 25V 20 6 3 10 25V 10 25V 10 25V 10 25V 10 25V 10 16V 10 25V 20 10V 10 25V 20 10V 10 25V 10 25V 10 25V 10 16V 10 25V 5 50V 10 25V 20 10V 10 16V 10 25V 20 10V 5 50V 10 25V 10 16V 10 16V 10 25V 10 25V 10 6 3 10 25V 10 50 10 50 10 50 10 6 3V 10 16 10 16 10 16 10 16 10 16 10 16 10 16 10 16 PIN CONNECTOR 1 5mm SMD 5 PIN CONNECTOR PC BOARD 3P CONNECTOR FFC FPC 11P 1 SCD XB790 Ref No Part No Desc
89. H 8777 865 80 2 I4 8 a A CM se lt 951 5 L 81049 8918 R958 H els R903 E R929 EAT 8902 8992 H 152 TH wi EAT R923 21 8928 8931 IXV I im 8994 8935 E 8426 8427 HAT R938 E IC903 Z 9 9 387 8 RSL 8309 8989 esis 85497 R9 1 MI NET R985 R951 n 12 F EE 8984 E C917 ET 81007 FL904 R988 FB754 a 58759 5052857 0701 0702 26906 DE Er 8758 IT am F BZ ba i 1 K FB756 C914 an FB760 mm m o J e E L EID P 3 L Ii 48 ADS P Je 29 FB703 29 at H gt TT lares 4 A 3 F 9 E C533 10 8550 UH l 8554 Em 595 1 MI 2242 N J imal e 1 E 0 9 1 3 5 6 0 3 5 4 0 4 G 4 0 6 9 FU D o gt un 1501 6592 M C516 FB710 FL754 FB708 aem IV LEES 8589 EE Tui EAT RS05 519 1 28 C555 R599 5502 ne 0526 15 6952 0512 14 13 10 587 0905 Ram 8960 3 8364 8 921 920 706 FB701 1 752 LI L8705 FL750
90. HIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP METAL CHIP METAL CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP 22 10K 4 1K 1K 10K 10K 22 100 1K 1K 2 2 22 100 100 10K 10K 100 100 10K 15K 15K 1K 22 10K 10K 10K 1K 10K 1K 10K 5 5 5 5 5 5 5 5 0 5 0 5 5 5 5 5 0 5 5 Remark 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 16W 1 16W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 16W 1 10W Ref R968 R969 R970 R971 R973 R974 R975 R976 R977 R979 R980 R981 R982 R983 R985 R986 R987 R988 R989 R991 R992 R993 R994 R995 R996 R997 R998 R999 R1000 R1001 R1002 R1003 R1007 R1009 R1010
91. MIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 0 0015uF 10 0 1uF 10 680 5 100 5 0 1uF 10 0 1uF 10 10 20 0 1uF 10 10 20 1uF 10 0 01uF 10 0 1uF 10 0 1uF 10 0 1uF 10 22 20 0 1uF 10 0 0022uF 10 0 0022uF 10 0 001uF 10 10 20 10 20 10 20 10 20 1uF 10 1uF 10 0 1uF 0 1uF 5 0 001uF 10 1 0 01 10 220 2 0 1uF 1uF 10 0 0033uF 10 0 4741 10 0 01 10 1 0 1 10 1uF 10 1 0 1uF 0 1uF 0 1uF 0 1 10 20 0 1 10 10 20 0 1 0 1 10 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 22uF 10 Remark 50 16 25 50 16 16 10 16 10 6 3 25 16 16 16 16 16 50 50 50 10 10 10 10 6 3 6 3 25 25 50 50 25 25 50 25 6 3 50 10 5 5 16 6 3 25 25 25 25 25 10 16 10 5 16 5 5 5 5 5 5 10 Ref 0747 0752 0760 C761 C762 C763 C764 C765 C766 C767 C768 C769 C770 C771 C772 0773 0774 0775 0776 0777 0778 0779 0780 C781 C790 C791 C792 C793
92. N HOLDER FL lt CAPACITOR gt CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT lt CONNECTOR gt 100000PF 100uF 100000PF 100000PF 100PF 20 5 100PF 0 047uF 47PF 100000PF 0 1 5 5 100uF 20 Remark 35 10 3oV 35V 50V 50V 16V 50V 35V 50V 10V CONNECTOR FFC LIF NON ZIF 11P lt LED gt LED SEL5E20CTP15 MULTI CHANNEL lt FLUORESCENT INDICATOR TUBE gt INDICATOR TUBE FLUORESCENT lt IC gt IC MSM9202 06GS BK IC NJL74H400A REMOTE CONTROL RECEIVER lt LEAD gt LEAD WITH CONNECTOR lt TRANSISTOR gt TRANSISTOR TRANSISTOR TRANSISTOR lt RESISTOR gt METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP DTC114EK DTC114EK DTC114EK 3 3K 100 100 100 100 100K 100K 100K 1K 5 2 2 2 2K 4 1K 10K 22K 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W Ref No R819 R827 R830 R851 R852 5001 5802 5803 5804 5805 5806 2630 Part No 1 216 833 11 1 216 821 11 1 216 864 11 1 216 805 11 1 216 809 11 1 62 875 21 1 62 875 21 1 62 875 21 1 62 875 21 1 62 875 21 1 62 875 21 1 475 543 11 SCD XB790 Description R
93. N board 1 replaced be sure to perform the set check using the following CD As the data stored in the EEPROM are overwritten every set check retry if failed For the set check using the SACD only checking is made CHECH END Set Check The set check is executed to judge OK or NG 92 SET CHECK For the CD the threshold value is stored in the EEPROM The set check of measurement only is executed The measured result is displayed via RS 232C The measured result is displayed on the fluorescent indicator tube The set check 15 finished CD and SACD SL Disc Operation Check Checking method After setting the test mode rotate the dial to select SET CHECK and press the dial to enter Upon display of AUTO CHECK SP further press the dial The tray will open automatically and then set the test disc 1 of CD or SACD With the DISC IN amp JOG ON displayed press the dial and the check will be executed automatically SPEC will be displayed if the measured result is within the specification Faulty item name and the measured result will be displayed if any measured item is NG 6 After that AUTO CHECK SP will be again displayed and then rotate the dial to select CHECK ENDY Further press the dial and the test mode selection display will be back and then press the button and take the test disc out Use PATD 012 or YEDS 18 for CD and SATD S5 or SATD S4 for SACD SL Using another d
94. NTED WIRING BOARDS RF LOADING Boards See page 25 for Circuit Boards Location 212112222 4 5 8 7 7 28 M3 M2 51 SPINDLE SLED LIMIT RF BOARD MM f OPTICAL PICK UP COMPONENT SIDE M Uo pe MAIN BOARD CN780 Page 28 LOADING BOARD 151 LOADING MAIN BOARD CN703 Page 28 Semiconductor Location 27 27 SCD XB790 5 9 PRINTED WIRING BOARD MAIN Board Component Side See page 25 for Circuit Boards Location Po 1 2 3 4 5 6 7 8 9 10 _ MAIN BOARD COMPONENT SIDE ji A TP703 REAC 0703 w 3 B E C 3 FL701 2 x 12506 12504 704 HE FE AVC E AGND 1 D 9 SS Zella L jl 47 B 0 8 Cnm an 7 8725 II E HH zn C800 G 6 p 40 21 EE epe 8715 n 0534 578712 808 513 E E Emo I 06 C547 132 C 6 89 730 687087 8852 TP514 50274 EHI 553 8759 133 88 89 10509 TE il 133 88 8770 6740 758 1 VII 0560 SEE 7414732 TAT 60 1 517 8747 B Hj 9 61 80 R756 IC 701 R766 C804 I 2 106501 x C819 8527 8419 8735 8755 LA R830 R625 D A i R 6 2 8 R736 EAT 5 i 8626 823 FA 16 e 45 8758 55 g a 1 755
95. PRINTED WIRING BOARDS AUDIO Conductor Side HP Boards See page 25 for Circuit Boards Location e Semiconductor ANALOG E 7 ANALOG D 5 2CH OUT 9303 0309 7 SUB DIGITAL CD DIGITAL CD E 7 A ener 0 B CONDUCTOR SIDE 9960 09 940 fO E E 7 E 4 C 4 C 6 0 2 BOARD 7 0 3 7 7 7 7 5 5 8 3 8 6 8 6 8 7 8 7 8 4 8 4 HA B 4 5 50 5 E gt CM704 ab CC 28 I tvs J601 H D POWER BOARD CNP902 Page 40 Rf oe 594 R49 14 c LE 1 POWER BOARD 0 902 40 0 MAIN BOARD MAIN BOARD CN702 CN701 Page 28 Page 28 3 3 SCD XB790 5 19 PRINTED WIRING BOARDS DISPLAY KEY Boards See page 25 for Circuit Boards Location L 1 2 14 5 06 7 8 9 590 1 1 11 4 KEY BOARD DISPLAY BOARD Tw Page 40 P san 8805 y 5 5515 2 5 II ee s 06 LE 8 J R 8 0 OU BU SH 99 09 GG 05 Sy 07 0 02 0 d t IAT o T elo IBU O O O O O 1444444 gt mi KKI AMS O b PUSH ENTER MAIN BOARD E CN706 8801 806 Page 28 810 813 Es O O umm tu
96. R1011 R1013 R1014 R1015 R1018 R1019 R1020 R1021 R1022 R1023 R1024 R1025 R1026 R1027 R1028 R1029 R1030 R1032 901 Part No 1 216 864 11 1 216 864 11 1 216 864 11 1 216 809 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 825 11 1 216 833 11 1 216 801 11 1 216 801 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 821 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 833 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 801 11 1 216 801 11 1 216 864 11 1 216 833 11 1 216 821 11 1 216 832 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 843 11 1 216 809 11 1 216 832 11 1 216 809 11 1 216 833 11 1 781 945 21 Description SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP METAL CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP SHORT CHIP
97. S DEVICE FOCUS TRACKING TRK to 14 TRACKING COIL LTRC Qum FJMPI cc NO SE lt lt LI c5 5 cs CL 2 SLED MUTE 2D D SP ERR SPINDLE LOADING MOTOR DRIVE 10512 M3 8 SPINDLE 9 SP ON dy MUTE LOAD M151 M 6 mm LOADING 5 22 20 20 SPDA FOCUS TRACKING SLED SERVO DSP Page 22 E FOK MIRR COUT SCLK 22 SERVO AUTO SEQUENCER rmm TO CPU INTERFACE D 3 3V 51 poe LIMIT LIM SW 9 22 SPDA JMP1 2 21 SPIN 11 21 MUTE 2D SP ON MUTE LOAD 12 22 LOAD IN OUT 13 22 5 2 DIGITAL SIGNAL PROCESSOR IC509 2 2 2 RFAC e Page 20 41 SPIN Page 20 BLOCK DIAGRAM SERVO Section DIGITAL CLV PROCESSOR SCD XB790 q NS RFAC D lt lt 8 CPU l 0901 1 3 gt LDON 20 1 SP ERR Page 20 10 SPDA F JMP1 2 Page 20 14 DATA BUS Page 22 A0 Da Page 22 16 XHRD XHWR Page 22 ADDRESS BUS DVC
98. Serial data effect flag signal input from the SACD decoder Error flag signal input from the SACD decoder Stream data signal input from the SACD decoder 1 SCD XB790 MAIN BOARD 1C901 CXP973064 227R CPU MUT LOAD Muting on off control signal output to the loading motor drive muting on AMUTE EG Analog muting control signal output terminal Not used mem o Digital out on off control signal output to the digital signal processor L digital out off H digital out on MUT2D O Muting on off control signal output to the focus tracking coil drive muting on Not used SPON O Muting on off control signal output to the spindle motor drive H muting on 5 1 Focus jump 1 signal output FCSJMP2 O Focus jump 2 signal output Internal status SENSE signal input from the digital signal processor O Ns XCSIO O Chip select signal output to the programmable logic device 14021 0 N 22 23 24 I 25 26 27 1 Ready signal input from the DSD decoder L ready 28 29 30 I Loading in switch input terminal L loading in T 32 Note _ _ 33 34 DATACD O Serial data output to the digital signal processor 35 CLOKCD O Serial data transfer clock signal output to the digital signal processor 36 XLATCD O Serial data latch pul
99. TUDE SACD only 1 LAST TRK SEEK msec Average seek time from first track to last track of disc TAW For the CD Measure for 7 sec at track No 5 For the SACD calculation from 100 block data at track No 5 FBIAS Focus bias set value 9 bit data in hex notation 5 Traverse center value 9 bit data hex notation 2 Set value of balance coarse adjusting register CFR Set value of traverse level adjusting register FBIAS TRVSC TRCR2 CFR Error rate measurement ERROR RATE For CD Average value Maximum value of and C2 For SACD Average value Maximum value of PO and PI2 15 SCD XB790 Specified Value Specified value used for OK NG judgment when executing 92 SET CHECK AUTO CHECK SP TRK GAIN 10 to 60h ERROR RATE Sw ON NUM 100 or less 2 SACD D SACD PH FRAME PSP AMPLITUDE SACD only 1000 to 4000 1 LAST SEK 3500 or less Note The specified values attached with hexadecimal numbers and others decimal numbers RF VC FE and TE measured values are hexadecimal data with positive and negative signs When comparing the measured value with the specified value refer to the following Hexadecimal hex display 9 bit data Hexadecimal hex display 8 bit data MAX FF 011111111 255 7F 01111111 127 011111110 254 7E 01111110 126 x x 02 00000010 01 000000001 1 01 00000001 41 00 000000000 0
100. To apply servo in the test mode use the following method 1 After setting the test mode rotate the dial to select a command and press the dial to enter 2 61 DISC DETECT Disc type check 18 ALL SRV ON servos on auto adjustment 3 If applying servo while checking the condition one by one 61 DISC DETECT Disc type check gt 31 OFSET Offset automatic adjustment 714 FSRV ON OFF Focus servo on 16 CLV ON OFF CLV servo on gt 44 ADJ DSP E F balance adjustment gt 15 TSRV ON OFF Tracking servo gt 17 SSRV ON OFF Sled servo 24 ADJ FCSBIAS Focus bias adjustment 27 FOCUS AGC Focus auto gain adjustment 45 TRACKING AGC Tracking auto gain adjustment Note 1 On and off are alternately switched in the same command 2 Fora stop select 19 ALL SRV OFF and press the xi AMSPPI dial 4 1 IC INTERFACE CHECK The communication between microcomputer and main ICs is checked Checking Method 1 After setting the test mode rotate the dial to select IC SELF CHECK and press the dial to enter 2 Achecking will start automatically Checking time is about 3 seconds 3 At successful completion of check IC CHECK is dis played In this case no error exists in the IC interface Note The check mentioned above tests the communication from micro computer to main ICs Even if the check successfully finished
101. W METAL CHIP 2 2K 5 1 10W SWITCH SWITCH KEYBOARD MULTI 2CH SWITCH KEYBOARD MENU SWITCH KEYBOARD TIME TEXT SWITCH KEYBOARD SACD CD ECKE RER 9 RR K K K KK K K KKK K KK K K K K 69 SCD XB790 Ref No CN151 5271 5272 C501 C502 C506 0509 0510 0511 0513 0516 C517 C518 C519 C520 C521 C523 C525 C526 C527 C528 C529 C530 C531 C532 C533 C534 C535 C536 C539 C541 C542 C543 C544 C545 C547 C548 C549 C550 C551 C553 C554 0555 C556 C558 C559 Part No Description Remark 1 645 721 11 LOADING BOARD K k X X X lt gt 1 568 943 11 5 lt SWITCH gt 1 572 086 11 SWITCH LEAF LOADING OUT 1 572 086 11 SWITCH LEAF LOADING IN KOR XC OK R OK XC OK XC OK Ok ok OK OR KK 4728 065 MAIN BOARD COMPLETE K K K K K K K K K K K K lt CAPACITOR gt 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 125 822 11 TANTALUM 10uF 20 10V 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V 1 126 395 11 ELECT 22uF 20 16V 1 162 965 11 CERAMIC CHIP 0 00150 10 50V 1 16
102. W R094 1 216 803 11 METAL CHIP 33 5 1 10W CONNECTOR R097 1 216 839 11 METAL CHIP 33K 5 1 16W OK K K K K R K ok CN002 1 770 161 21 PIN CONNECTOR PC BOARD 6P 003 1 794 707 11 CONNECTOR FFC FPC 25 MISCELLANEOUS CN005 1 815 346 11 CONNECTOR FFC FPC lt DIODE 11 1 775 104 11 WIRE FLAT TYPE 11 CORE 106 1 500 249 11 BEAD FERRITE CASE D001 8 719 016 74 DIODE 155352 107 1 757 772 12 WIRE FLAT 30 CORE 0002 8 719 016 74 DIODE 155352 A110 1 777 071 4383 CORD POWER 113 1 775 172 11 WIRE FLAT TYPE 19 CORE lt IC gt AN 552 8 820 176 03 OPTICAL PICK UP KHM 234AMA J1RP 1001 8 752 424 87 IC CXD1881AR 2 557 1 757 097 11 WIRE FLAT 25 CORE 12004 8 759 058 45 IC NJM3403AV M151 4604 363 MOTOR L ASSY LOADING T901 1 435 971 11 TRANSFORMER POWER COIL T902 1 435 969 11 TRANSFORMER POWER K KK K K K KK K K K K K K K K K K K L001 1 412 031 11 INDUCTOR CHIP 47uH lt TRANSISTOR gt Q001 8 729 805 25 TRANSISTOR 25 1121 5 0003 9 729 805 25 TRANSISTOR 25 1121 5 0004 8 729 048 50 FET 25 3018 1106 0005 8 729 048 50 FET 25 3018 1106 lt RESISTOR gt R001 1 216 864 11 SHORT CHIP 0 R002 1 218 668 11 METAL CHIP 100 0 5 1 16W R003 1 216 839 11 METAL CHIP 33K 5 1 10W R004 1 216 841 11 METAL CHIP 47K 5 1 10W R005 1 216 841 11 METAL CHIP 47K 5 1 10W R006 1 216 813 11 METAL CHIP 220 5 1 10W R007 1 216 820 11 METAL CHIP 820 5 1 10W R008 1
103. button while playing back a hybrid disc the layer to be played back switches between the HD Super Audio CD layer and the CD layer 4 Disc tray Press OPEN CLOSE to open close the disc tray Multi channelndicator Turns on when you turn on the player or when the Multi channel Super Audio CD is loaded and select the Multi channel playback area by pressing MULTI 2CH Q 6 amp OPEN CLOSE button Press to open the disc tray button Press to start play II button Press to pause play 9 button Press to stop play KK AMS M dial AM S Automatic Music Sensor When you turn the KK AMS PPI dial counterclockwise by one click you go back to the preceding track when you turn the KI AMS PPI dial clockwise by one click you go to the succeeding track 11 PHONES Connect the headphones During playback of a Multi channel Super Audio CD the same signal that is output from the ANALOG 5 1CH FRONT L R jacks is output from the PHONES jack PHONE LEVEL Adjust the headphones volume MENU 13 Press toenter the menu Press to exit from the menu and return to the normal display MULTI 2CH button Press to select the playback area when the 2 channel Multi channel Super Audio CD is loaded Display window Shows various information buttons Press to locate a portion you wantto play within a track Rear Panel Parts Descriptions ANALOG 1 ANALOG 2CH OUT UR jacks Connect to an audio
104. de the commands in the test mode Turn the POWER button on while pressing 5 PPI Note This set makes adjustment every optical pick up and stores its result dial and the MENU button Release the MENU button and the in the 1C903 on the MAIN board Accordingly if a I lt 1 lt AMS I gt X I dial in this order when DIAG is displayed combination of optical pick up and EEPROM 5 changed be sure on the fluorescent indicator tube to perform 4 3 SET CHECK Also perform 4 1 IC INTERFACE CHECK 4 2 DISPLAY CHECK and 4 6 WAVEFORMS CHECK Releasing Method of Test Mode Disc for Test Mode To release the test mode turn the POWER switch off Various checks of this set require the following discs Selection Entry of Test Mode 308008000 To select and enter the DIAG operate as follows 2 1 Rotate AMS PPI dial to select the menu and press f 12 cm disc the AMS gt dial to enter 2501 215 51 Operation check ATD S4 Reference disc 6 2 The test is switched or off alternately each time the J 2501 184 A AMS Pri dial 1 pressed Not specified 3 Toreturn to the previous step rotate the AMS PPI dial to select the desired item and press lt lt AMS gt dial PATD 012 P 4 225 203 01 12 cm disc YEDS 18 Reference disc 3 702 101 01 Notspecified
105. dicated except for electrolytics and tantalums All resistors are in and 4W or less unless otherwise specified A internal component Twv fusible resistor panel designation Note The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified D Line Line Voltages and waveforms are dc with respect to ground under no signal conditions no mark SACD PLAY CD PLAY Impossible to measure Voltages are taken with a VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path ED SACD PLAY EZ PLAY ANALOG EZ CDPLAY DIGITAL OUT 25 SCD XB790 e Circuit Boards Location POWER board PT board board POWER SW board im p AUDIO board HP board lt KEY board C DISPLAY board LOADING board MAIN board 25 SCD XB790 5 7 SCHEMATIC DIAGRAM RF Board See page 42 for Waveforms See page 45 for IC Block Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 RF BOARD CNOO5 0 AGND RFAC q 79 NV 27 we enr Q004 28 AGND 28K3018 C017 0021 27 CONTROL SWITCH
106. e Description of Revision
107. ecking Method 1 After setting the test mode rotate the dial to select 9C BU DENCHO and press the button Place the test disc PATD 012 or YEDS 18 or SATD S5 or SATD S4 on the tray and close the tray then press the dial 2 Atthe completion of disc type check CD DETECT will be displayed for PATD 012 or YEDS 18 Note For the SATD S5 or SATD S4 SL DETECT is displayed 3 Press again the dial and the S curve waveform check mode will become active and S CURVE MODE will be displayed 4 Connect an oscilloscope to the TP506 FE and TP504 AVC on the MAIN board 5 Check that the level of waveform on the oscilloscope satisfy the specification Specified Value SATD S5 SATD S4 0 7 to 1 7 Vp p 0 1 to 0 1V PATD 012 or YEDS 18 S curve waveform 24 Note For easier observation of this waveform extend the sweep time and raise the brightness Checking and Connecting Location See page 19 17 SCD XB790 Traverse Check Connection oscilloscope MAIN board 513 TE 0 4 504 AVC e Checking Method Under the condition of S curve waveform check mode in step 5 press the dial 2 After WAIT is displayed the traverse waveform check mode will become active and TRV MODE ON will be displayed 3 Connect an oscilloscope to the TP513 TE and TP504 on the MAIN board 4 Check that the level and of wa
108. emark METAL CHIP 10K 5 1 10W METAL CHIP 1K 5 1 10W SHORT CHIP 0 METAL CHIP 47 5 1 10W METAL CHIP 100 5 1 10W lt SWITCH ROTARY ENCODER gt SWITCH KEYBOARD lt SWITCH KEYBOARD PD SWITCH KEYBOARD OPEN CLOSE SWITCH KEYBOARD D gt SWITCH KEYBOARD SWITCH KEYBOARD ENCODER ROTARY IKI AMS gt PUSH ENTER KR K KK KK KK K K K K 0601 0603 0604 9601 1601 1602 1603 1605 1606 1607 1608 1609 610 RV601 1 683 978 11 1 162 964 11 1 162 964 11 1 164 227 11 1 770 307 11 1 424 122 11 1 424 122 11 1 424 122 11 1 216 864 11 1 216 864 11 1 216 864 11 1 414 180 11 1 414 180 11 1 414 180 11 1 227 185 11 HP BOARD lt CAPACITOR gt CERAMIC CHIP 0 001uF 10 50 CERAMIC CHIP 0 001uF 10 50 CERAMIC CHIP 0 0220 10 25V JACK JACK LARGE TYPE PHONES COIL SHORT FILTER NOISE FILTER NOISE FILTER NOISE SHORT CHIP 0 SHORT CHIP 0 SHORT CHIP 0 INDUCTOR 3 3uH INDUCTOR 3 3uH INDUCTOR 3 3uH VARIABLE RESISTOR RES VAR CARBON 1K 1K PHONE LEVEL K KK K KK KK K K K K R820 R821 R822 5810 5811 5812 5813 1 683 977 11 1 216 821 11 1 216 825 11 1 216 825 11 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 KEY BOARD KOKK KK K K K K K lt RESISTOR gt METAL CHIP 1K 5 1 10 METAL CHIP 2 2K 5 1 10
109. gnal output to the DSD decoder O 9 XSHD O Header flag signal output to the DSD decoder 50 VDD Powersupply terminal 33V digital system s REDY 000 O 52 IFI 53 51 SCD XB790 T 5 s T m vs oroma termina Ggialgsien _ i 2 6 amwe o _ n Power supply terminal 33V Power supply terminal 3 3 digital system Row address strobe signal output to the D RAM Address signal output to the D RAM Ground terminal digital system 8l VSS 82 to 87 2 to MA7 Address signal output to the D RAM 88 Power supply terminal 3 3V digital system s9 Address signal output totheD RAM 90 Ground terminal digital system I 91 92 93 9 gt I 9 XCAS Column address strobe signal output to the D RAM Two way data bus with the D RAM Ground terminal digital system 9 VS MDBA 9 Two way data bus with the D RAM 101 102 MDBB MDBC I O Two way data bus with the D RAM 103 VDD5V ower supply terminal 4 5 V 5 104 to 109 MDBD to MDBF Two way data bus with D RAM 107 GPS 0 Guard frame sync signal output to the CPU 108 Ground terminal digital system Power supply terminal 3 3V digital system 1 2 96
110. hat there is no chipped character 3 The INPUT REMOCON will be displayed after the segment check finished successfully and then press a proper key on the remote commander 4 After JOG CHECK is displayed the numbers of calendar will be displayed from 1 to 15 each time the dial is rotated clockwise 5 After display up to 15 the numbers of calendar will disappear in order each time the dial is rotated counterclockwise 6 TIX 151477 will be displayed when all are cleared and then press the dial 7 Upon display of KEY CHECK if a key on the display is pressed the corresponding segment of fluorescent indicator tube will light up 8 FL TEST END will be displayed if all keys are pressed Note The keys include the AMS DM dial If the segment that corresponds to the pressed key does not light up that key 15 faulty 9 Thetest mode selection display will be back if the dial is pressed SCD XB790 4 3 SET CHECK AUTOMATIC VARIOUS MEASUREMENTS The operational stability of the set is checked The check and OK NG judgment are performed automatically Note In the set check using the CD besides a checking the MIRR time used for the disc check is measured every optical pick up and from the measured result the threshold value is calculated and it is stored in the EEPROM 1 903 on the MAIN board Accordingly if a combination of optical pick up and EEPROM is changed for example the optical pick up or MAI
111. he laser for CD is displayed Initialized by 8D command 7B lADDTIME HD Cumulative light emission time of the laser for SACD is displayed Initialized by 8D command FJUMP TEST Not used for the servicing TOOLS command 8X Performs aging reads adjusting parameters etc FLCHECK Display of fluorescent indicator tube and keys arechecked Set to factorv shipping mode Set when repair completed SETUP MODE sp ISETUPMODE PLAY MODE etc are initialized Refer to 4 5 SHIPPING MODE See page 17 QA command 9X Not used for the servicing Refer to 4 3 SET CHECK See page 15 WATERMARK Notusedfortheservicing 90 SET AGING aguig Not used for the servicing Repeat by the specified number of times or until an error occurred FJMP CHK BU The focus jump is checked for jig Not used for the servicing PLAY amp RFD ON RPD A Not used for the servicing SACD jitter measuring mode RFD ON OFF B 890 turned Not used for the servicing SACD jitter measuring mode IC command AX IC SELF CHK Each IC and its communication are checked Normal or up are switched alternately 94 9C BU DENCHO The S curve waveform traverse waveform and RF waveform can be Refer to 4 6 WAVEFORMS CHECK checked successively See page 17 SCD XB790 How to Apply Servo by Manual Operation In analyzing failures of the set the servo may be applied by manual operation
112. isc will result in a checking failure accede rs Measured Items Offset values before RF PI VC FE TE signal offset adjustment At offset 0 ORG RF 8 bit data in hex notation RF VC FE TE 9 bit data in hex notation VC FE TE 00h Offset values after RF PI VC FE TE signal offset adjustment VC offset is not adjusted Less than ORG value if offset correction is normal Measurement only RF 8 bit data in hex notation Also for SACD the TE offset 15 VC FE TE 9 bit data in hex notation not measured and adjusted RF VC FE TE ADJ PI ORG PI value at disc type check decimal data PI level conversion PI ADJ PI value after PI offset adjustment Read value x 12 9mV read value at microcomputer A D decimal data PI TRVS PP ORG ADJ TRVS PP ORG Traverse level before level correction AGC Traverse level conversion decimal data Read value x 12 9mV TRVS PP ADJ Traverse level after level correction AGC decimal data 12 9mV 3 3V 256 8 bit PIOR Set value of PI offset coarse adjusting register Registers in RF amplifier PIOR CCR TRCR CCR Set value of FE offset coarse adjusting register TRCR Set value of TE offset coarse adjusting register FOCUS TRK GAIN Auto gain adjusted values of focus and tracking servos 8 bit data in hex notation TRCR2 adjusts the E F gain balance and used for CD only Fixed to 06 for SACD TRCR2 and are registers in RF amplifier PSP AMPLI
113. lock Diagram 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 13 20 21 AUDIO BOARD A1 A2 D311 1SS367 T3 CN301 D312 IC302 D301 D302 6P 1SS367 T3 BAO33T 1SS367 T3 1SS367 T3 2 9 DTA143TKA DTA143TKA 146 T146 2 AGND B MUTING 7 0313 CONTROL CONTROL 188367 3 SWITCH DTA143TKA T146 7 POWER SWITCH MUTING BOARD CONTROL DOCGND CNP902 SWITCH POWER MUTE o 6920 41 3 3V REGULATOR 0308 1SS367 T3 0308 47 25 1 1 1 41 0850 CLOCK BUFFER c bie i pd 1308 1 2 C404 NJM4580E D BOARD 0 015 R407 R413 C408 8414 TE2 CNP902 16305 2 2 63V 470 220k 0 01 33k dcs 8491 NJM2114M 0 R418 47 31 10k R461 R402 47 O 22k 228 10 1 8411 100 8313 10315 2 2 SON 0 7 al CH CN305 6 0 S 0403 ANALOG 0401 0402 1 2803624 Eu 280 3624 2803624 2 1115116 l E E 9 0303 L 11 2896 2 LC304 TILISLI6 TIL15L16 ols MUTING J601 27p 27p FILTER MUTING MUTING PHONES 0509 33 8515 1808 2SC3624A T1L15L16 MUTING 25
114. minal digital system 4 4 4 4 4 4 i 56 MC Chip select signal output to the fluorescent indicator tube driver 57 LEDDRV O LED drive signal output of the multi channel indicator IL LED on 58 59 60 to 62 TE ON f Focus error signal input from the SACD CD RF amplifier Ground terminal for A D converter I Reference voltage input terminal for A D converter G 11 11 O N gt zm 99519 I MUTE CD Muting on off control signal output to the digital signal processor H muting on I I GFSissampled by 460 Hz H input when GFS is H 23 1 Uo Clock signal output to the EEPROM oo I lt 5 Seri m Two 2 79 Clock signal output to the EEPROM 80 XX O Nusa 00 82 83 Write strobe signal output to the SACD decoder and programmable logic device _ 8 XRD Read strobe signal output to the SACD decoder and programmable logic device I 56 87 Power supply terminal 3 3V digital system 88 89 90 to 96 Alto A7 9 INIT DF 98 LATCH DF 99 AIOUT 100 113 ON Address signal output to the SACD decoder Reset signal output to the digital filter L reset Serial data latch pulse signal output to the digital filter Output terminal of sircs remote control signal from CONTROL Not used Laser diode on off control
115. ocus bias auto adjustment Focus servo gain auto adjustment Tracking servo gain auto adjustment Jump to lead in area Read TOC Stop 3 SACD dual layer Sled reverse move sled in Disc detect IC setting for SACD Servo error signal offset auto adjustment Spindle kick for LD on LD on Focus search Focus servo on layer 0 Spindle kick Spindle servo on E F balance auto adjustment layer 0 Tracking amp sled servo on layer 0 Focus bias auto adjustment layer 0 Focus servo gain auto adjustment layer 0 Tracking servo gain auto adjustment layer 0 Jump to lead in area Read TOC Focus jump layer 0 91ayer 1 E F balance auto adjustment layer 1 Tracking amp sled servo on layer 1 Focus bias auto adjustment layer 1 Focus servo gain auto adjustment layer 1 Tracking servo gain auto adjustment layer 1 Focus Jump layer 1 0 Stop SCD XB790 SECTION 2 GENERAL This section is extracted from instruction manual Front Panel Parts Descriptions V Poen AMS OPEN CLOSE 660 SACD CD MENU MULTI2CH PHONES PHONE LEVEL PUSH ENTER 1 POWER switch Press to turnon the player 2 TIME TEXT button Each time you press the button the playing time of the track the total remaining time on the disc or TEXT information appears in the display SACD CD button Each time you press the
116. requirements Power consumption Dimensions w h d Mass approx Supplied accessories Audio connecting cord Stereo cable 1 230 V AC 50 60 Hz 25W 430 x 111 x 283 mm incl projecting parts 5 8 kg Remote commander RM SX700 1 R06 size AA batteries 2 Design and specifications are subject to change without notice SUPER AUDIO CD PLAYER SON Y SCD XB790 TABLE OF CONTENTS Notes on chip component replacement Never reuse a disconnected chip component 1 SERVICING NOTES 3 Notice that the minus side of a tantalum capacitor may be dam aged by heat 2 ENERAL 6 ee u Flexible Circuit Board Repairing 3 DISASSEMBLY Keep the temperature of the soldering iron around 270 C dur Del Disassembly 2622350 d hias meet 8 12 DEA Do not touch the soldering iron the same conductor of the S Ib Gc EU 9 er 3 3 Front Panel SectTOm ocn b 9 3 4 AUDIO Board MAIN 10 3 5 Mechanism Deck CDM66B DVBU6B 10 IE 3 6 Base Unit DVBU 6B 11 4 TEST MODE oett p es 12 GAU UON Use of controls or adjustments or performance of procedures 5 DIAGRAMS other than those specified herein may result in hazardous ra
117. ription Remark Ref No Part No Description Remark CN707 1 816 358 11 PIN CONNECTOR PC BOARD 10P lt 16 gt CN708 1 784 386 21 CONNECTOR FFC FPC 10501 8 759 082 60 TC7S66FU lt DIODE gt 0502 8 759 567 26 IC BA5983FP E2 10503 8 759 701 40 IC NJM3404AM TI D903 8 719 049 09 DIODE 158367 T3SONV 10504 8 759 473 95 uPC2905T E1 D904 8 719 049 09 DIODE 158367 T3SONV 10505 8 759 082 60 IC TC7S66FU FERRITE BEAD 10509 8 752 408 73 IC CXD3068Q 16512 8 759 490 71 IC BA5912AFP YE2 FB 01 1 469 835 21 FERRITE IC701 8 752 414 94 IC CXD1882R 1 FB 03 1 500 283 11 FERRITE IC702 8 759 637 50 48 025 TE16L FB 04 1 500 283 11 FERRITE 10703 8 759 701 40 IC NJM3404AM T1 FB 05 1 469 835 21 FERRITE FB 06 1 469 835 21 FERRITE 10706 8 759 543 83 IC KM416V12040CT L6 IC708 8 759 701 40 IC NJM3404AM TI FB707 1 500 283 11 FERRITE 1801 8 752 416 77 IC CXD2753R FB 08 1 500 283 11 FERRITE C808 8 759 676 70 IC MSM56V16160F 10TS K FB 09 1 500 283 11 FERRITE IC811 8 759 549 25 IC SN74LVUO4APWR FB 10 1 500 283 11 FERRITE FB 51 1 500 283 11 FERRITE 1812 8 759 549 15 IC SN74LV245APWR 0813 8 759 549 15 IC SN74LV245APWR FB 52 1 500 283 11 FERRITE 16814 8 759 649 33 IC SN74AHCT1GOSDCKR FB 53 1 500 283 11 FERRITE 10901 8 752 937 37 IC CXP973064 227R FB 54 1 500 283 11 FERRITE 10903 8 759 487 04 5 24 02
118. se signal output to the digital signal processor 37 SQCKCD O Subcode Q data reading clock signal output to the digital signal processor For several hundreds msec after the power supply rises L is input then it changes to H 9 VSS Ground terminal digital syste ___________ 40 EXTAL Systemelock output terminal 20 MHz a2 V 0 Power supply terminal 43 3V digital system 43 SPDA Spindle motor control signal ontput I 4 APO Output terminal for offset adjustment of APEO of SACD decoder 4 LOADIN O Loading motor drive signal loading in direction oo o o 46 LOADOUT O Loading motor drive signal loading out direction output 47 XLATDSD O Serial data latch pulse signal output to the DSD decoder 48 49 SOUTDSD Serial data output to the DSD decoder and digital filter o 50 SCKDSD O Serial data transfer clock signal output to the DSD decoder and digital filter 51 MUTEDSD O Muting on off control signal output to the DSD decoder muting 52 XDISIO 0 Reset signal output to the programmable logic device L reset 58 SCD XB790 8 O Serial data output to the fluorescent indicator tube driver 54 Serial data transfer clock signal output to the fluorescent indicator tube driver 8 vss Ground ter
119. t FGAIN UP DW The focus servo gain is switched between normal and down Normal or down are switched alternately FOCUS AGC The focus servo gain is adjusted automatically OFFSET FE TE command 3X Adjusts the offset of PI FE and signals On or off are switched alternately 31 PI FE OFSET Adjusts the offset of PI FE and TE signals TE offset adjustment is executed for the CD This adjustment must be executed after 61 DISC DETECT only 12 SCD XB790 TRACKING command 4X Tracking servo related Description Remarks The tracking servo gain is switched between normal and up Normal or up are switched alternatelv ADJ TRK DSP The traverse AGC and E F balance adjustment is performed D TRACKING AGC The tracking servo gain is adjusted automatically A SEARCH command 5X Track search related Nos 51 through 53 are not used for the servicing si emane 52 FINE SEARCH 5s DISC DETECT command 6X Disc type check related Disc type check is executed Display after judgment DSKMOD CD Judged as CD Refer to how to apply servo by manual 61 DISC DETECT DSKMOD SL Judged as SACD SL operation See page 14 DSKMOD DL Judged as SACD DL DSKMOD HYB Judged as HYBRID Download Notuedforthesevieig LASER command 7X Laser of optical pick up related ADDTIME CD Cumulative light emission time of t
120. the IC to be checked is not always normal Consider it for reference only 4 In case of an IC communication error the following display will be given during the checking Possible causes of error are as listed below Error display auses typical example Ca DVD DEC ERROR 1 IC701 SACD decoder 1s faulty 2 IC701 pin 8 XRST does not go C901 pin 62 XDIS IO does not go e C904 PLD is faulty 76815 33 8688 MHz is not present to IC701 pin XTAL e C811 3 multiplying circuit is faulty Clock signal 256fs 15 not sent from AUDIO board CN701 pin 3 CN702 pin 6 GND and 7 3 3V D are open or shorted CN701 702 and FFC connection is loose or FFC is disconnected IC706 D RAM is faulty 2 IC701 pin 8 XRST does not go C901 62 XDIS IO does not go C904 PLD is faulty Faulty communication line between IC701 and IC706 Data line address line WE etc D903 155367 is faulty D 3 3V is not present to IC706 IC509 CD DSP is faulty 2 768fs 33 8688 is not present to IC509 pin XTAL Same as cause 3 of DVD DEC ERROR IC509 2 XRST does not go C901 pin 62 XDIS IO does not go C904 PLD is faulty DVD DRAM ERR CD DSP ERROR 14 Error display Causes typical example EEPROM ERROR 1 IC903 EEPROM is faulty 1 808 D RAM is faulty 2 IC801 DSD decoder is faulty 3 76815 33
121. veform on the oscillo scope satisfy the specification Specified Value SATD S5 or SATD S4 0 9 to 1 4 Vp p 0 1 to 0 1V PATD 012 or YEDS 18 Traverse waveform Center fo the waveform Checking and Connecting Location See page 19 18 RF Level Check Connection oscilloscope MAIN board TP703 RFAC 00 704 AGND lt Checking Method Under the condition of traverse waveform check mode in step 4 press the dial 2 Connect an oscilloscope to the TP703 RFAC and TP704 AGND on the MAIN board 3 After WAIT is displayed the RF waveform check mode will become active and PLAX 5th TRACK for SACD MODE ON will be displayed and the 5th music on the disc will be played 4 Check that the RF waveform is clear and the level satisfies the specification 5 Press the dial for the SACD RF JITTER 5th will be displayed and further press the AMS dial and OUTSIDE TRACK will be displayed and the outward track of the disc will be played 6 Check that RF waveform is clear and the level satisfies the specification 7 Press dial and INSIDE TRACK will be displayed and the inward track of the disc will be played 8 Checkthat the RF waveform is clear and the level satisfies the specification 9 After checking press the dial and the test is over when BU MEASURE is displayed 10 Press the button to open the tray and re move the test disc
122. wing output terminal 49 50 51 AVSSI NEN Ground terminal analog system 52 53 O jFieroupuformastrPLL _ 54 5 0 O Charge pump output for master PLE 56 Power supply terminal 43 3V analog system 4 4 4 4 4 4 4 4 4 4 4 4 4 57 Asymmetry circuit constant current input terminal Asymmetry circuit constant current input terminal C 58 9 V6M O VCO oscillation output terminal for the wideband EFM PLL Notused 60 VPCO O Charge pump output terminal for the wideband EFM PLL Notused 61 0902 Power supply terminal 43 3V digital system 62 ASYE Asymmetry circuit on off control signal input terminal L off Not used Digital out on off control signal input from the CPU L digital out off H digital out on 64 O Digital audio signal output 65 O 1 sampling clock signal 44 1 kHz output to the SACD decoder and digital filter 66 PCMD O Serial data output to the SACD decoder and digital filter 67 BCLK O Bit clock signal 2 8224 MHz output to the SACD decoder and digital filter L is output when playback disc is emphasis off 68 EMPH e H is output when playback disc is emphasis Not used 69 XTSL I Input terminal for the system clock frequency setting L 16 9344 MH
123. z IL 33 8688MHz Fixed at in this set 70 DVSS2 Ground terminal digital system 71 XTAI System clock input terminal 33 8688 MHz 12 System clock output terminal 33 8688 MHz Not used 13 SOUT Oo Serial data output terminal Not used 74 SOCK erial data reading clock signal output terminal Not used Ea 75 0 pulse signal ouput tems asi 8 0 63 MD2 I 78 SCSY 79 SBSO 80 Input terminal for resynchronism of guard subcode sync 50 51 Not used ubcode serial data output to the SACD decoder Subcode serial data reading clock signal input to the SACD decoder 5 77 SQCK Subcode Q data reading clock signal input from the CPU 5 50 SCD XB790 MAIN BOARD 1C701 CXD1882R 1 SACD DECODER vss lea OOOO 3 4 5 6 vob Powersupply terminal 3 3V digital svstem 7 s vppsv Powersupply 9 to 14 I VSS Ground terminal digital system 000000025 6 XWAIT O Waitsignal output terminal Notused _ 7 8 19 20 21 XINTO XINTI 0 Interrupt signal output to the CPU 22 VDD Power supply terminal 3 3V digital system 23 4 80087 O Stream data signal output to the DSD decoder 25 vss Ground terminal digital system ______ 26

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