Sharp UX-2200CM, FO-2150CM technical manual Copyright 1998 by Sharp Corporation

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UX-2200CMU/CMC

FO-2150CMU/CMC

COPYRIGHT © 1998 BY SHARP CORPORATION

ALL RIGHTS RESERVED.

No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

SHARP CORPORATION

Communication Systems Group

Quality & Reliability Control Center

Higashihiroshima, Hiroshima 739-0192, Japan

Printed in U.S.A.

A9808-2261SS•IS•M

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Contents Technical Manual Abbreviations Engine SpecificationsDiagnostic Information Electrical System Circuit descriptionGeneral description ASIC, RAM, and CPU Host interface connectorElectricai Overview Paper feedpaper feed from tray Driver ICPaper Motor INK Cartridge Carriage Print transferCarriage Motor Paper in SensorLeft Right B Carriage Holder Home Position SensorOverall Trouble Shooting Of Printer PWB Both Carriage Motor and Feed Motor are NGFeed Motor is NG Carriage Motor is Good Missing Nozzles Result of Check Pattern or Clean Nozzles 6How to Decide the Number of the Wrong Nozzle NozzlePIN Feed Motor Waveforms When Feeding Paper WaveformsCarriage Motor Waveforms Carriage Motor Waveforms Measured for Checking OUT of INK Service Checks Carrier Transport Service CheckEnvelope Feed Service Check Maintenance Station Service CheckPaper Feed Service Check Paper Path Service Check Power Service CheckPin Assignment Top View IC Signal NameBlock Diagram Pin Function PIN Name Input/Output P22XTOUTBlock Diagram case of 4 bit Pin Connection Top View Pin Functions Absolute Maximum Ratings Symbol Parameter Value Unit Description FunctionB12 Exploded View59 B12 B14Replacement Parts List 0MIMMM7E24MM0Copyright 1998 by Sharp Corporation