Magnavox 19MDTR20 Service Manual

Also see for 19MDTR17: Features

Contents

1-10-8BLOCK DIAGRAMS < DVD Section >DVD System Control / Servo Block DiagramT0102BLSD121110DVD-REMOTE13CN1ASDATACS606167DVD-REMOTEFP-CLKFP-DINFP-DOUT59DVD MAIN CBA UNITDRIVE CBAIC301 (SERVO DRIVE)CN301MSLEDMOTORMSPINDLEMOTORIC101 (MICRO CONTROLLER)+-+-+-+-+-+-+-SLEDMOTORDRIVEFOCUSACTUATORDRIVESPINDLEMOTORDRIVETRACKINGACTUATORDRIVE 147TRAY-INSLD75SPDL76TRACKINGDRIVE148 FOCUS DRIVE66TO DIGITAL SIGNALPROCESS BLOCKDIAGRAMFS(+)FS(-)TS(+)TS(-)TO DVD AUDIOBLOCK DIAGRAM 57ADAC-MD56 ADAC-MC86 ADAC-MLADAC-MCADAC-MLPCM-SCLK88AUDIO-MUTEADAC-MDAUDIO-MUTE163 PCM-SCLKTRAY-IN3SP(+)4SP(-)5TRAY-IN6GND7SL(-)8SL(+)VREFRESETTO SYSTEM CONTROL/SERVO BLOCKDIAGRAMCN173RESETIC4621 3+3.3V1516141312111718 236453122524272681 SL-AMP143 SP-ROT+3.3V146 FD-OFST139 TD-OFSTSCLKRESETIC4612 1PWRCON PWRCON70IC202(OP AMP)126 75313 1412Q003Q002Q001SL-ADS140+3.3V1TO POWER SUPPLYBLOCK DIAGARAM“ “ = SMDNOTE FOR WIRE CONNECTORS:1. PREFIX SYMBOL "CN" MEANS CONNECTOR.(CAN DISCONNECT AND RECONNECT.)2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDERHOLES OF THE PCB.(WIRE IS SOLDERED DIRECTLY.)1 NOTE:Either IC461 or IC462 is used for DVD MAIN CBA UNIT.