Sharp XL-520H Service Manual

Also see for CP-520: Service manual

– 1 –XL-520H,520E/CP-520,520ECONTENTS PageSAFETY PRECAUTION FOR SERVICE MANUAL .......................................................................................................... 2SPECIFICATIONS ............................................................................................................................................................ 3NAMES OF PARTS .......................................................................................................................................................... 4OPERATION MANUAL ..................................................................................................................................................... 6DISASSEMBLY ................................................................................................................................................................. 7REMOVING AND REINSTALLING THE MAIN PARTS .................................................................................................... 8ADJUSTMENT .................................................................................................................................................................. 9BLOCK DIAGRAM .......................................................................................................................................................... 16SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD ............................................................................................ 20VOLTAGE ....................................................................................................................................................................... 28NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 29TYPE OF TRANSISTOR AND LED ................................................................................................................................ 29WAVEFORMS OF CD CIRCUIT ..................................................................................................................................... 30TROUBLESHOOTING (CD SECTION) .......................................................................................................................... 31FUNCTION TABLE OF IC .............................................................................................................................................. 36LCD SEGMENT .............................................................................................................................................................. 43PACKING METHOD (XL-520E ONLY) ............................................................................................................................ 44REPLACEMENT PARTS LIST/EXPLODED VIEWXL-520HXL-520ECP-520CP-520EXL-520H and CP-520 constitute XL-520H.XL-520E and CP-520E constitute XL-520E.Illustration: XL-520H/CP-520SERVICE MANUALSHARP CORPORATIONNo. S9768XL520HE/• In the interests of user-safety the set should be restored to its originalcondition and only parts identical to those specified should be used.This document has been published to be usedfor after sales service only.The contents are subject to change without notice.