This document has been published to be used forafter sales service only.The contents are subject to change without notice.Parts marked with “ “ are important for maintaining the safety of the set.Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.SHARP CORPORATIONLASER PRINTER OPTIONSPAPER FEED UNITWITH POWER SUPPLY UNITAR-D15MODEL AR-D20CODE : 00ZARD20//A1E[1] INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1[2] SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1[3] EXTERNAL VIEWS AND INTERNAL STRUCTURES . . . . . . . 3 - 1[4] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . 4 - 1[5] ELECTRICAL SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 - 1PARTS GUIDECONTENTSAR-D20AR-D15[1] INTRODUCTIONThis model is provided with the power unit, AR-DC1, as a standard unit together with the 3-stage paper feed desk, AR-D14, or the large capacity paperfeed desk, AR-D13, for the AR-350/450 series, improving serviceability when installing.This Service Manual, therefore, describes only the different points from the AR-D14/AR-D13.For the items which are not described in this manual, refer to the AR-D14/AR-D13 Service Manual and Parts Guide.