SERVICE MANUALCODE: 00ZAL1250/A1EDIGITAL COPIERAL-1020AL-1200AL-1220MODEL AL-1250* This Service Manual describes only the differences fromthe AL-1000/1010. For the common items with theAL-1000/1010,please refer to the AL-1000/1010 manual.CONTENTSSHARP CORPORATION This document has been published to be used forafter sales service only.The contents are subject to change without notice.Parts marked with " " is important for maintaining the safety of the set. Be sure to replace these parts with specifiedones for maintaining the safty and performance of the set.[ 1 ] GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1[ 2 ] SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1[ 3 ] EXTERNAL VIEWS AND INTERNAL STRUCTURE . . . . . . . . . . . . 3 - 1[ 4 ] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . 4 - 1[ 5 ] OPERATIONAL DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 1[ 6 ] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 2[ 7 ] SIMULATION,TROUBLE CODES . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 1[ 8 ] USER PROGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 - 1[ 9 ] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 - 1[10] CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 - 1l PARTS GUIDEAL-1250