Magnavox 19MDTR20 Service Manual

Also see for 19MDTR17: Features

Contents

DVD System Control/Servo Block DiagramTD857BLDS2778315101426123462351718121114131516252454CS55SDATA61REMOTEPWRCON PWRCON53SCLKCN401DVD MAIN CBA UNITDRIVE CBAIC301(SERVO DRIVE)IC451(CLOCK GENERATOR)BLOCK DIAGRAMS < DVD Section >IC202(OP AMP)12 14CN301FG CBAFGSENSORMSLEDMOTORMSPINDLEMOTORIC101(MICRO CONTROLLER)+-+-+-+-+-+-+-SLEDMOTORDRIVEFOCUSACTUATORDRIVE1/41/4 PLL2X451MULTIPLL X'TALOSC 36.864MHzOSCSPINDLEMOTORDRIVETRACKINGACTUATORDRIVEEXT CLOCKCLK33MBE CLOCK172170150TRAY-OUTTRAY-INFG-IN97SLD70SPDL71TRACKINGDRIVE152 FOCUS DRIVE6066TO DIGITAL SIGNALPROCESS BLOCKFS(+)FS(-)TS(+)TS(-)TO DVD/ AUDIOBLOCK 51ADAC-MD50 ADAC-MC96 ADAC-MLADAC-MCADAC-MLPCM-SCLK95A-MUTEADAC-MDA-MUTE1792FSELRESET68RESETIC4615 4+3.3VTRAY-OUTTRAY-INFOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLED SERVO SIGNAL SPINDLE SERVO SIGNAL3SP(+)4SP(-)5TRAY-OUT6TRAY-IN7GND8SL(-)9SL(+)1FG-IN18 CS20 SDATA21 SCLK22 DVD-REMOTEFROM/TO SERVO/SYSTEM CONTROLBLOCKCN240263TO POWERSUPPLY BLOCK1-5-161-5-15DVD-" " = 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.)