Sony HCD-HPX7 Service Manual - Page 76

NC COUT WDCK C4M VDD SCOR C2PO GFS XPCK XUGF WFCK ATCK SCLK SENS VDD CLOK XLAT VSS DATA SYSM XRST EXCK SBSO SQCK SQSO XTACN IOVSS0 XTSL NC LMUT PREVCC OPOUT OUTVREF CH4CAPA CH4IN CH3FIN CH3RIN GND MUTE POWVCC CH3OUTF CH3OUTR CH4OUTF CH4OUTR HCD-HPX7 • IC Block Diagrams - CD BOARD - IC101 CXD3059AR 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 SERVO INTERFACE MIRR 1 DFCT 2 FOK 3 VSS 4 LOCK 5 MDP 6 SSTP 7 IOVSS1 8 SFDR 9 SRDR 10 TFDR 11 TRDR 12 FFDR 13 FRDR 14 IOVDD1 15 AVDD0 16 AVSS0 17 NC 18 MIRR DFCT FOK PWM GENERATOR SERVO DSP A/D CONVERTER E 19 F 20 TE TEI 21 TEO 22 FEI 23 FEO 24 FE VC 25 VC A 26 B 27 SUM C 28 D 29 NC 30 ATT EQ AMP APC 31 32 33 34 35 36 37 38 39 40 41 CPU INTERFACE D/A COVERTER LPF DIGITAL CLV SERVO AUTO SEQUENCER LPF CLOCK GENERATOR DIGITAL OUT D/A INTERFACE ERROR 32k CORRECTOR RAM SELECTOR 90 RMUT 89 IOVDD0 88 NC 87 AVDD2 86 AOUT2 85 VREFR 84 AVSS2 83 AVSS1 82 VREFL 81 AOUT1 80 AVDD1 79 XVDD 78 XTAI 77 XTAO 76 XVSS 75 NC 74 IOVSS2 73 TES1 72 TEST 71 DOUT 70 IOVDD2 69 EMPHI 68 EMPH 67 VDD 66 BCK 65 PCMD 64 VSS 63 LRCK SUB CODE PROCESSOR ASYNMMETRY CORRECTOR EFM DEMODULATOR DIGITAL PLL DC/DC CONVERTER 62 LRCKI 61 PCMDI 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 IC251 BA5947FM 28 27 26 25 24 23 22 21 20 19 18 17 16 15 MUTING D D D D +- INTERFACE INTERFACE INTERFACE LEVEL SHIFT +- VREF D D D D 12 34 5 6 7 8 9 10 11 12 13 14 OPIN- OPIN+ SW CH1FIN CH1RIN CH2FIN CH2RIN GND VREFIN POWVCC CH2OUTR CH2OUTF CH1OUTR CH1OUTF IC303 BH15FB1WG THERMAL PROTECTION OVER CURRENT PROTECTION VOLTAGE REFERENCE 1 2 CONTROL BLOCK 3 4 5 AVDD4 RFDCO PDSENS AC_SUM EQ_IN LD PD NC RFC AVSS4 RFACO RFACI AVDD3 BIAS ASYI ASYO VPCO VCTL AVSS3 CLTV FILO FILI PCO AVDD5 DDVROUT DDVRSEN AVSS5 DDCR NC BCKI VIN GND − + STBY NC VOUT HCD-HPX7 76 76