Panasonic DMR-BWT720EB Service Manual

Contents

8311.5. Timer Block DiagramMDP7201+5V+5VDISPLAYFLSG1SG1-SG16GR2 - GR77GSG1614VEE 3029P131P230P328P426P525P623P722P820P919P1017P1116P1214P1313P1412P1510P168GR7GR23641GR1 4296G115G154G183G21F+34F+35F-1F-22G241GA321GB5XN +4V+5VD59501D7504D7503D7502 D7506MAIN P.C.B.REGULATORBLOCK SECTIONTO/FROMDIGITAL P.C.B.S7002(RESET)IC59505OUT VDD X SW+12.3VP FAIL LFAN LOCKDINCLKSTBIC7201T7501(FL DRIVER)(SWITCHTRANSFORMER)32.768KHz OUT32.768KHz IN32.768KHzX59502IC59501(TIMER)IR7201SYS PFAIL LPW GOOD H10MHz OUT10MHz INFAN PWMAU ON HP SAVE LP SAVE LSP SAVE LAU ON HP STANDBY HSP SAVE LP STANDBY HFL TXDFL CLKFL CS LKEY IN3REMOCONKEY IN2(MAIN CLK)10MHzX59501FAN MOTORSENSORREMOTE CTL.FRONT (L) P.C.B.DIGITAL P.C.B.FRONT (R) FL P.C.B.FRONT (R) FL P.C.B.POWERP7001S58801STOPP7201 P5880213S58802PLAY3KEY IN 1S7201OPEN/CLOSEP7201 P5880212 12322018P7201P58802P7201P58802P7201P5880254SKYP LED 35 P7201P5880293P58813P670314P58813P670312P58813P670316P7201P580028P7201P580026P7201P58002227987DOUT6LED3LED2231 P7201 P5880211XN+3.3V 29VDD(3.3V) 781112142131(RESET)IC58001OUT VDDHDD PFAIL L 2159FILA ON L 40BZ DOWN H 19BUZZER 21OUT VDD(3.3V)4 5P588101P588103P58813P670319P58808P30012 28P58809P3002662475854396042HDMI P ON HHDMI P ON H 55JC P ON DL H56DR P ON H43FL BSB ON H53JC P ON HJC P ON DL HDR P ON HFL BSB ON HJC P ON H 49POWER SUPPLYBLOCK SECTIONTOTOANALOGAUDIOBLOCK SECTION1 1P7202P70013 3P7202IC59502(RESET)RESETX MUTE LP58808P30011 3048A MUTE HDMR-BWT720EBTimer Block DiagramFL_CSFL_F+FL_F-FL_VPFL_CLKFL_TXDQR7201LED DRIVED7201REC1QR7202LED DRIVEQR7203LED DRIVEFL DRIVEFL DCDC ON H 41 P6703P5881318D7202REC2D7203SKQR54002(DRIVE)QR59505, QR59506XN +3.3VL : ONQ59502(INV.)H ONQ59501(DRIVE)L ONX SW +12.3V11 239865Q7502(DRIVE)H ONQR7501(INV.)H ONQ7501(DRIVE)L ONX SW+12.3VIP7501(BUZZER DRIVE)Q9302QR9301BZ9301(BZ DOWN :OFF)QR9301X SW+5.9VP9101P588043P9101P588042 H+-REAR USB P.C.B.(BZ DOWN:ON)H( L :ON)QR58801(FL DRIVE)Q58801Q7201