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Sony RCD-W50C Service Manual
Also see for RCD-W50C - Cd/cdr Recorder/player: ManualOperating instructionsOperating instructionsDimensions
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88RCD-W50C• IC501 HD64F3064BFBL25 μCOM (CDR Board)Pin No.123 to 5678910111213141516171819, 2021222324252627 to 343536 to 434445 to 5657585960616263646566676869707172737475767778I/O—O—OIOOI—OOIIOIO—O—OOOOI/O—O—O——OOIIII—II—OOOOIII——IPin NameVCLXCSCDRNUXRSTRFPXREQIXRDYOXRSTCDRFWEVSSSDATAOSDATAO(HOST)SDATAI(PROM)SDATAI(HOST)SCLKOSUB_SYNCRSBETANUMIRR/XRCVSSAGCONXRW/RVRDSWVWDSWD8 to D15VCCA0 to A7VSSA8 to A19VSSNUCSXLATATIPSYNCXSTBYXRESTXP.DOWNVSSEXTALXTALVCCXASXRDXHWRXLWRMD0(H)MD1(L)MD2AVCCAVREFKEYDescriptionCapacitor connection terminal for the internal power supplyChip select signal output to the IC201Not used (fixed at “H”)Register reset signal output to the IC101Data request signal from the IC1Data ready signal to the IC1Reset signal to the IC201Flash memory write enable signal inputGround terminalSerial data output to the IC101 and IC502Serial data output to the IC1Serial data input from the IC502Serial data input from the IC1Clock output to the IC101 and IC502Sub-code sync signal input from the IC201β measurement circuit reset signal outputNot used (fixed at “H”)MIRR or RC selection signal outputGround terminalAGC enable signal output to the IC101CD-RW selection signal output to the IC101Read laser driver time constant selection switch control signal output to the IC101Write laser driver time constant selection switch control signal output to the IC101Data bus with the IC201Power supply (+5V)Command register selection address signal output to the IC201Ground terminalNot used (fixed at “H”)Ground terminalNot used terminalChip select signal output to the IC502Data latch signal output to the IC101ATIP SYNC signal input from the IC201Not used (fixed at “H”)System reset signal inputNot usedGround terminalCeramic resonator connection terminalCeramic resonator connection terminalPower supply (+5V)Not usedData read signal output to the IC201Data write signal output to the IC201Not usedMode selector (fixed at “H”)Mode selector (fixed at “L”)Mode selector (normally fixed at “H”)Power supply (+5V) for the A/D converterReference voltage for the A/D converterKey scan signal input |
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