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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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Descrambling PDF to Text conversion (long)
Just for future reference , is there a general principle concerning pdf to
text that can be applied. Not relevant now as got the thing repaired but in the process I was looking for the pinout of Sony CXD 3058AR and only found this reference. From the example I had in front of me Vss was pins 17,31,37,46,78,79 , easy to establish 112 pins in total I'm assuming a pinout of the IC appeared buried in this gibberish , presumably something else mixed in there as was horizontal to the CXD one (part only) http://www.scribd.com/doc/18318751/S...sc-Deck-Receiv .. IC Block Diagrams - BD Board - IC101 CXD3058AR IOVSS0 XTACN WDCK SYSM WFCK LMUT 85 SCOR EXCK SBSO SQCK SQSO COUT SENS CLOK XLAT DATA XPCK XUGF XRST C2PO ATCK SCLK 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 Approx. 400 mVp-p 150 Vp-p 3 Vp-p CPU INTERFACE SERVO INTERFACE 13 µs 2 IC101 ws (FEI) (CD Play mode) qs Q344 (Collector) (REC mode) 30.5 µs ws IC801 qh (CF2) XTSL C4M VDD VDD GFS VSS 84 RMUT 83 IOVDD0 82 AVDD2 D/A COVERTER LPF 81 AOUT2 80 VREFR 79 AVSS2 78 AVSS1 LPF 77 VREFL 76 AOUT1 75 AVDD1 74 XVDD CLOCK GENERATOR PWM GENERATOR DIGITAL CLV SERVO AUTO SEQUENCER 73 XTAI 72 XTAO 71 XVSS Approx. 200 mVp-p 15 Vp-p 2.9 Vp-p MIRR 1 DFCT 2 FOK 3 VSS 4 LOCK 5 MDP 6 SSTP 7 IOVSS1 8 MIRR DFCT FOK 13 µs 3 IC101 ek (RFACO) (CD Play mode) 100 ns SFDR SRDR TFDR TRDR FFDR FRDR 9 10 11 12 13 14 70 IOVSS2 69 TES1 68 TEST DIGITAL OUT 67 DOUT 66 IOVDD2 IOVDD1 15 AVDD0 16 AVSS0 17 SERVO DSP 0.6 Vp-p A/D CONVERTER 65 EMPHI 64 EMPH E F TEI TEO 18 19 20 21 63 VDD TE D/A INTERFACE SELECTOR ERROR CORRECTOR VC FE 32k RAM 62 BCK 61 PCMD 60 VSS 59 LRCK 4 IC101 us (XTAO) (CD Play mode) FEI 22 FEO 23 VC 24 EFM DEMODULATOR 3.4 Vp-p A B C D 25 26 27 28 SUM SUB CODE PROCESSOR 59 ns ASYNMMETRY CORRECTOR ATT EQ AMP DIGITAL PLL DC/DC CONVERTER 58 LRCKI 57 PCMDI APC 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 RFDCO RFACO DDVROUT DDVRSEN EQ_IN PDSENS AC_SUM AVDD4 AVSS4 RFACI AVDD3 BIAS ASYI ASYO VPCO VCTL AVSS3 CLTV FILO FILI PCO RFC LD AVDD5 AVSS5 DDCR PD 28 28 BCKI 28 PREVCC |
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