Denon DVD-756 Service Manual

Also see for DVD-1920: Operating instructions Opertating instructions Specifications Service manual Operating instructions

Contents

32DVD-1920/756LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWINGPAGES:1. CAUTION:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THESAME TYPE FUSE.ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES D'INCELE N'UTILISERQUE DES FUSIBLE DE MÊME TYPE.RISK OF FIRE-REPLACE FUSE AS MARKED.2. CAUTION:Fixed Voltage (or Auto voltage selectable) power supply circuit is used in this unit.If Main Fuse (F1001) is blown, first check to see that all components in the power supply circuit are not defectivebefore you connect the AC plug to the AC power supply. Otherwise it may cause some components in the powersupply circuit to fail.3. Note:(1) Do not use the part number shown on the drawings for ordering. The correct part number is shown in the partslist, and may be slightly different or amended since the drawings were prepared.(2) To maintain original function and reliability of repaired units, use only original replacement parts which are listedwith their part numbers in the parts list section of the service manual.4. Voltage indications for PLAY and STOP mode on the schematics are as shown below:5. How to read converged lines6. Test Point InformationA VFThis symbol means fast operating fuse.Ce symbole represente un fusible a fusion rapide.2 315.0(2.5)5.0The same voltage forboth PLAY & STOP modesIndicates that the voltageis not consistent here.PLAY modeSTOP mode(Unit: Volt)1-D3Distinction AreaLine Number(1 to 3 digits)Examples:1. "1-D3" means that line number "1" goes to the line number"1" of the area "D3".2. "1-B1" means that line number "1" goes to the line number"1" of the area "B1".321A B C D1-B11-D3AREA D3AREA B1: Indicates a test point with a jumper wire across a hole in the PCB.: Used to indicate a test point with a component lead on foil side.: Used to indicate a test point with no test pin.: Used to indicate a test point with a test pin.www. xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com