Sony MZ-R900 service manual

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6-5. SCHEMATIC DIAGRAM • See page 33 for Waveforms. • See page 43 for IC Block Diagrams

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MZ-R900

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Contents 927-991-13 SpecificationsBattery life1 Table of Contents DisassemblyDiagrams Exploded ViewsFlexible Circuit Board Repairing Section Servicing NotesSection General Looking at controlsPanel ASSY, Bottom Section DisassemblyDisassembly Flow Panel ASSY, Upper Section LCD MODULE, Panel ASSY, UpperCase ASSY, BATTERY, Main Board Main Board AssySTRIP, Ornamental MD Mechanism Deck MT-MZR900-171, Chassis ASSY, SETService ASSY, OP LCX-4R Holder Assy Motor Flexible BoardMOTOR, DC Sled M602 Section Test Mode Setting Method of Test ModeOperation in Setting the Test Mode Releasing the Test ModeConfiguration of Test Mode Manual ModeTransition method in Manual Mode A n u a l011 C 6 8 S 0 F F J 0011 0 6 3 B 0 0XX 1 0 0 0Reset the error display code Description of Error Indication CodesSetting method of Reset the Error Display Code Description of Indication History000 P * * R 000000 FF RPLAYReset ResNV CCResOK? 021 Res871 V5num 872 V5datAssy00 762 Vc1PWMADJ OK SetTmpHrefPw WritPwAssy Assy11Ofst OfstOKAdjustment Method of Overall CD and MO Adjustment Mode Overall CD and MO adjustment items000 *** NG CD OKResume CC 043 ResResClr PatClr CC023 0D6000 023 0D6008023 0D6100 023 0D61A1023 0D5DAA 023 0D5E04023 0D6120 023 0D6400023 0D6909 023 0D6C00023 0D6CF6 023 0D6D00023 0D751C 023 0D7600023 0D7603 023 0D7800Section DiagramsBlock Diagram Servo Section Block Diagram Audio Section Block Diagram KEY CONTROL/DISPLAY/POWER Supply Section Waveforms Vp-pPrinted Wiring Boards Semiconductor LocationMZ-R900 IC Block Diagrams IC301 AK4562VNS-LXPC18A22FCR2 IC PIN Function Description Pause KEY MIC SenseXtest MIFVSS3Adio AVD2AVS2 AdrbDSPVDD2 DSPVSS1Spcu SpcvTEST1, TEST0 EVASSB Data SSB CLKXPD ADA XCS LCDLCD STB LCD RSTSection Exploded Views Panel SectionChassis Section MT-MZR900-171 Not suppliedMD Mechanism Deck Section MT-MZR900-171 Main Electrical Parts List SemiconductorsConnector MainXPC18A22FCR2 RES-CHIP CASE, Battery Charge Except JEW Memo Revision History