File name smpro900.pdf

Service Manual B0 Wide-Format Professional Inkjet Printer EPSON Stylus Pro 9000 ® SEIJ98008 EPSON Stylus Pro 9000 Revision B NOTE: The contents of this book may change at anytime without notice. No patent liability is assumed with respect to the use of information contained herein. SEIKO EPSON CORPORATION assumes no liability for problems or damages resulting from the use of the information contained herein. EPSON is a registered trademark of SEIKO EPSON CORPORATION. Other product names used herein are for identification purposes only and may be trademarks of their respective owners. EPSON disclaims any and all rights in those marks. Copyright 1999 SEIKO EPSON CORPORATION. 2 EPSON Stylus Pro 9000 Revision B PRECAUTIONS There are cautionary notes throughout the text to help you avoid personal injury or equipment damage. W A R N IN G Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing procedures preceded by a WARNING heading. C A U T IO N Signals a precaution which, if ignored, could result in damage to equipment. Always observe the measures listed below when performing repair or maintenance procedures. WARNING 1. Always disconnect the product from both the power source and host computer before performing any maintenance or repair procedure. 2. No work should be performed on the unit by persons unfamiliar with basic safety measures dictated for all electronics technicians in their line of work. 3. In performing testing described in this manual, do not connect the unit to a power source until instructed to do so. When the power supply cable must be connected, use extreme caution in working on the power supply and other electronic components. CAUTION 1. Repairs on EPSON products should be performed only by an EPSON-certified repair technician. 2. Make certain that the source voltage is the same as the rated voltage listed on the serial number/rating plate. If the EPSON product has a primary AC rating different from the available power source, do not connect it to the power source. 3. Always verify that the EPSON product has been disconnected from the power source before removing or replacing printed circuit boards and/or individual chips. 4. To protect sensitive microprocessors and circuitry, use static discharge equipment, such as anti-static wrist straps, when accessing internal components. 5. Replace malfunctioning components only with those components recommended by the manufacturer; introduction of second-source ICs or other nonapproved components may damage the product and void any applicable EPSON warranty. 3 EPSON Stylus Pro 9000 Revision B Revision Status Revision A Issued Date 1/26/1999 Original The following chapters are revised: Chapter-1: descriptions for firmware update procedures are corrected. Chapter-2: descriptions for electrical circuit operation are added. Chapter-3: Note on using self-diagnostic mode is added. Chapter-4: ins