Panasonic DMR-E75VP Service Manual

Also see for DMRE75VP: Operating instructions Service manual

Contents

22.3. Digital I/F Section (Power & Digital I/F P.C.B.(2/2)) Schematic Diagram (D)DMR-E75VPDigital I/F Section (Power & Digital I/F P.C.B.(2/2))Schematic Diagram (D)HHHLLLHHSWITCHPOWER ON/OFFVccVccVadj.VoutVinVinadj.VoutVVBVin< X SW15.5V >< REG.D1.5V >< REG.D1.2V >< REG.D5V >< AU5V >0.1C37589VinVoutONPOWERVoutVin< X SW5.8V >VoutVinCONTVinVout< AU5V >VJR0978ZJ37407VJR0978ZJ37406VJR0978ZJ37405VJR0978ZJ37404VJR0978ZJ37401< X SW5.8V >< X SW13V >< AD5V >< REG.ANA5V >< REG.ANA3V >< REG.5.2V >270R3150610V47C31524:ON< AD5V >< REG.5.2V >< REG.ANA5V >:ON10V47C31518A38A9A37A36A35A34A33A32A31A30A29A28A16A15A14A13A11A10A9A7A6A5A4A31C315201C315131C31514G0C680JA0019D37512C31521 1 R31504 2700.1C31402 < REG.D1.2V >0.1C37546< REG.D3.3V >10V100C315371C315341C3153310V47C315311C3152810V680C314060.1C314051C31527(REG.D+3.3V)J0JHC0000012LB31401(POWER CONTROL)4700PC31416< X SW5.8V >< X SW13V >A210KR3405010KR34049(XDMUTE DRIVE)XN0421100LQR340024 63 251152364XN0421100LQR34001(XTMUTE DRIVE)PPPPPNCGNDDSVOUTVDDB0JACE000001D37509PMRJ10KR31403512364LB37504 01C315231C31516SHUTDOWNTHERMALVOLTAGEREFERENCE-+LIMITCURRENT8 7 6 5330PC315220.1C315150.01C31409XN0421300LQR31301(POWER ON/OFF)UNR221300LQR313002KR3151222R315101800R315111KR3150933R31507200R31508LB31901LB3190510V680C31413R31407 3KR31411 330L31402 47uMA2Q73800LD314011KR314091000PC31412100KR314064700PC31411C31410 330P25V220C314071C3140812K5H2022A0011IP314010R314028200R314100.01C3140351KR3141268PC3140412KR31404R31401 D1BFR039A01025V220C314000.1C314011233uL31401MA2Q73800LD31400L31400 22uJ0JHC0000032LB31902LB31903 J0JHC0000032FACBDEGHILKNQ32145(RESET FOR IC37501)C0EBE0000218IC37508K5H2022A0011IP31400J0JHC0000032LB3190423456781PP31903FL DRIVE P.C.B.TO PP7502GNDFL RSTGNDFL CLKGNDFL DATAAD 5VFL CS2345671P31905(SYSCON/SERVO/TIMER SECTION)MAIN P.C.B.TO P6005AD 5VVTR CSFL MUTEGNDREMOCONREG.5.2VP SAVE191817161514L123 SW DETDVD POFFSYNC DETSLICER VIDEOI2C5DT234567891111012P31903(SYSCON/SERVO/TIMER SECTION)MAIN P.C.B.TO P6003I2C5CKMUTEAU5VMIXLOUT DMVTR S INVTR S CLKGNDVTR S OUTAUGNDMIXROUT DM13DR P ONX SW15.5VX SW13VGNDX SW5.8V8 7 6 543 OSC1STARTSOFTAMP OUTGNDON/OFFP.V OUTV INAMP(-)ERROR2C0DAAJG00007IC314018 7 6 54321AMPERRORSSVREF/ON/OFFP.FB VGNDDRIVEFETV OUTV INC0DBAKG00005IC31400 C0DBEGG00003IC31510(REG.D+1.5V)1 2 43ICC0DBEFG00003IC31509(REG.D+1.2V)51 2 43REG.C0DBEGD00002IC31508(REG.ANA+3.3V)51 2 43(REG.ANA+5V)C0DBAHG00013IC31506REG.54321C0CBCDD00006IC31507(REG.D+5V)GNDLIMITTERCURRENTDRIVERBIASSHUTDOWNTERMINALREFERENCE8 7 6 54321(REG.+5.2V)C0CBCDD00008IC31505GNDREFERENCESHUTDOWNTERMINALBIASDRIVERLIMITTERCURRENT8 7 6 54321GSD(FET Drive)B1DHDD000022Q3140145632111109876GFEDCB5432A1BP:Power Supply Section(Page: )D:Digital I/F Section(Page: ) ABDMR-E75VP80