Sony HCD-C990 Service Manual - Page 49
Schematic, Diagram, Dvd Board 6/10
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7-18. SCHEMATIC DIAGRAM - DVD Board (6/10) - • See page 76 for IC Block Diagram. (6/10) G1 G2 G3 (Page 48) C217 0.01 C219 0.01 C234 0.01 C239 0.01 C242 0.01 C245 0.01 C249 0.01 MD0 MD1 MD2 MD3 MD4 MD5 MD6 MD7 MDQM0 MWE MCAS MRAS MCSO MA11 BA0 BA1 MA10 MA0 MA1 MA2 MDQM2 MD16 MD17 MD18 MD19 MD20 MD21 MD22 MD23 128Mbit SD-RAM IC202 MT48LC4M32B2-7 G4 G5 C253 0.01 C254 10 MD15 MD14 MD13 MD12 MD11 MD10 MD9 MD8 FL202 C226 0.01 FL203 C238 0.01 MDQM1 MCLK R251 10k MA9 MA8 MA7 MA6 MA5 MA4 MA3 MDQM3 MD31 MD30 MD29 MD28 MD27 MD26 MD25 MD24 C244 0.01 C248 0.01 CL801 C257 10 C258 0.01 UDS HA19 HA18 HA8 HA7 HA6 HA5 HA4 HA3 HA2 HA1 R/W HAD0 HAD8 HAD1 HAD9 HAD2 HAD10 HAD3 HAD11 C274 0.01 C314 0.01 C319 33p ALE HAD0 HAD1 HAD2 HAD3 HAD4 HAD5 HAD6 HAD7 HAD8 HAD9 HAD10 HAD11 HAD12 HAD13 HAD14 HAD15 HA1 HA2 HA3 ALE 16Mbit PROGRAMMABLE IC204 MR27V1602ETP WE A18 A17 A7 A6 A5 A4 A3 A2 A1 A0 CE VSS OE DQ0 DQ8 DQ1 DQ9 DQ2 DQ10 DQ3 DQ11 N.C. A19 A8 A9 A10 A11 A12 A13 A14 A15 A16 BYTE VSS DQ15 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 DQ4 VCC HA21 HA20 HA9 HA10 HA11 HA12 HA13 HA14 HA15 HA16 HA17 HAD15 HAD7 HAD14 HAD6 HAD13 HAD5 HAD12 HAD4 C204 0.01 C315 0.01 BUS INTERFACE IC215 SN74ALVCH16841 DGGR HA4 HA5 HA6 HA7 HA8 HA9 HA10 HA11 HA12 HA13 HA14 HA15 HA16 HA17 HA18 HA19 HA20 HA21 G6 C356 0.01 C355 0.01 G7 49 49 HCD-C770/C990
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