Sharp MD-R3H Service Manual

Also see for MD-R3H: Operation manual

Contents

MD-R3H– 1 –• In the interests of user-safety the set should be restored to itsoriginal condition and only parts identical to those specified shouldbe used.MD-R3HCONTENTSPageSAFETY PRECATION FOR SERVICE MANUAL .................................................................................................................. 2IMPORTANT SERVICE NOTES (FOR UK ONLY) ................................................................................................................ 3SPECIFICATIONS ................................................................................................................................................................. 3NAMES OF PARTS ............................................................................................................................................................... 4OPERATION MANUAL .......................................................................................................................................................... 5DISASSEMBLY ...................................................................................................................................................................... 8REMOVING AND REINSTALLING THE MAIN PARTS ....................................................................................................... 11ADJUSTMENT ..................................................................................................................................................................... 14EXPLANATION OF ERROR DISPLAY ................................................................................................................................ 29EXPLANATION OF MECHANISM ERROR ......................................................................................................................... 30NOTES ON SCHEMATIC DIAGRAM .................................................................................................................................. 33BLOCK DIAGRAM ............................................................................................................................................................... 34SCHEMATIC DIAGRAM/WIRING SIDE OF P.W.BOARD ................................................................................................... 40VOLTAGE (MD MAIN PWB) ................................................................................................................................................ 58WAVEFORMS OF CD CIRCUIT .......................................................................................................................................... 59WAVEFORMS OF MD CIRCUIT .......................................................................................................................................... 60TROUBLE SHOOTING ........................................................................................................................................................ 62FUNCTION TABLE OF IC .................................................................................................................................................... 71PARTS GUIDE/EXPLODED VIEWPACKING METHOD (FOR UK ONLY)SERVICE MANUALSHARP CORPORATIONNo. S1803MDR3H///This document has been published to be usedfor after sales service only.The contents are subject to change without notice.• Note for users in UKRecording and playback of any material may require consentwhich SHARP is unable to give. Please refer particularly to theprovisions of Copyright Act 1956, the Dramatic and MusicalPerformers Protection Act 1956, the Perfmers Protection Acts1963 and 1972 and to any subsequent statutory enactments andorders.