RP-U420 english
Contents
1. maximum Total thickness 0 14 mm 0 0055 maximum Power supply 24 VDC 5 optional power supply EPSON PS 170 Temperature Operating 5 to 45 C 41 to 113 F Storage 10 to 50 C 14 to 122 F except for paper and ribbon Humidity 10 to 90 without condensation except for paper and ribbon Reliability Life 8 000 000 lines MCRF 20 000 000 lines Print head life 300 000 000 dots wire Autocutter life 800 000 cuts ps lines per second cpi characters per 25 4 mm characters per inch 10 RP U420 User s Manual Printed in Taiwan 2000 042. permission of Seiko Epson Corporation No patent liability is assumed with respect to the use of the information contained herein While every precaution has been taken in the preparation of this book Seiko Epson Corporation assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein Neither Seiko Epson Corporation nor its affiliates shall be liable to the purchaser of this product or third parties for damages losses costs or expenses incurred by purchaser or third parties as a result of accident misuse or abuse of this product or unauthorized modifications repairs or alterations to this product or excluding the U S failure to strictly comply with Seiko Epson Corporation s operating and maintenance instructions Seiko Epson Corporation shall not be liable against any damages or problems arising from the use of any options or any consumable products other than those designated as Original Epson Products or Epson Approved Products by Seiko Epson Corporation EPSON and ESC POS are registered trademarks of Seiko Epson Corporation NOTICE The contents of this manual are subject to change without notice Copyright 2000 by Seiko Epson Corporation Nagano Japan EMC and Safety Standards Applied Product Name RP U420 z Model Name M152A CE Marking The following standards are applied only to the printers that are so labeled EMC is tested
3. using the EPSON PS 170 power supply The printer conforms to the following Directives and Norms Europe CE marking Directive 89 336 EEC EN 55022 Class B EN 55024 Safety EN 60950 EN 61000 4 2 Oceania EMC AS NZS 3548 Class B Tai EML Class B EN 61000 4 3 aiwan ass EN 61000 4 4 EN 61000 4 5 WARNING EN 61000 4 6 The connection of a non shielded printer interface 3 4 EN 61000 411 cable to this printer will invalidate the EMC standards Directive 90 384 EEC EN45501 of this device You are cautioned that changes or modifications not expressly approved by SEIKO EPSON Corporation could void your authority to operate the equipment RP U420 User s Manual 1 Safety Precautions This section presents important information intended to ensure safe and effective use of this product Please read this section carefully and store it in an accessible location A WARNING Shut down your equipment immediately if it produces smoke a strange odor or unusual noise Continued use may lead to fire Immediately unplug the equipment and contact your dealer or a SEIKO EPSON service center for advice Never attempt to repair this product yourself Improper repair work can be dangerous Never disassemble or modify this product Tampering with this product may result in injury or fire Be sure to use the specified power source Connection to an improper power source may cause fire Do not allow foreign matter to fall into the equipment P
4. RP U420 Operator s Manual Using this online operator s guide The words on the left side of this screen are bookmarks for all the topics in this guide Use the scroll bar next to the bookmarks to find any topic you want Click a bookmark to instantly jump to its topic If you wish you can increase the size of the bookmark area by dragging the dividing bar to the right Use the scroll bar on the right side of this screen to move through the text Use the zoom tools to magnity or reduce the page display Click the Find button if you want to search for a particular term However using the bookmarks is usually quicker Complete online documentation for Acrobat Reader is located in the Help directory for Acrobat Reader two station receipt printer RP U420 User s Manual 401264400 Contents Unpacking Connectors Installing the Ribbon Cassette 0 nanninannan urne rererere Using the Power Switch Cover 6 cece eee ene Installing the Stamp Unit 1 jj0 6 2 toe coda iae piena ep pene hang end Installing the Paper Rolls 2 2 6 66 c cnn eens Stamp Button rarer wad shee a Pee ee Re at ane BE teas Troubl shooting 20 e c0 ornuny eth EGE Se Ta OMA REE eA iii iv 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 the prior written
5. e grounding screw power supply l j drawer kick out Installing the Ribbon Cassette Use the EPSON ERC 32 P ribbon cassette for your printer The use of any ribbon cassettes other than those approved by EPSON may damage the printer and will void the warranty N CAUTION Never turn the ribbon knob in the opposite direction of the arrow marked on the cassette otherwise the ribbon cassette may be damaged 1 Be sure the printer is not receiving data when you replace a ribbon cassette otherwise data may be lost 4 RP U420 User s Manual 2 Open the cover 3 If you are replacing a used ribbon grasp the end of the tab and remove it from the printer 4 Turn the ribbon knob two or three times in the direction of the arrow to take up any slack in the ribbon 5 Insert the ribbon cassette in the printer until it clicks and rotate the cassette s knob two or three times This is necessary to place the ribbon in the correct position Make sure that the ribbon is installed below the printer head without wrinkles or creases If the ribbon is not installed correctly remove the cassette and repeat steps 4 amp 5 above Using the Power Switch Cover N WARNING If an accident occurs when the power switch cover is attached unplug the DC cable immediately Continued usage may lead fo fire RP U420 User s Manual 5 You can use the power switch cover to make sure that the power switch is not accidentall
6. enetration of foreign objects may lead to fire If water or other liquid spills into this equipment unplug the equipment immediately and then contact your dealer or a SEIKO EPSON service center for advice Continued usage may lead to fire A CAUTION Do not connect cables in ways other than those mentioned in this manual Different connections may cause equipment damage and burning Be sure to set this equipment on a firm stable horizontal surface Product may break or cause injury if it falls Do not use in locations subject to high humidity or dust levels Excessive humidity and dust may cause equipment damage or fire Do not place heavy objects on top of this product Never stand or lean on this product Equipment may fall or collapse causing breakage and possible injury To ensure safety please unplug this product prior to leaving it unused for an extended period 2 RP U420 User s Manual Warning and Caution labels WARNING Do not connect a telephone line to the drawer kick out connector otherwise the printer and the telephone line may be damaged Z A CAUTION Print head is hot RP U420 User s Manual 3 Unpacking The following items are included for the standard specification printer If any items are damaged please contact your dealer L Printer Ribbon cassette Switch cover Stamp unit Paper roll x 2 Take up spool RP U420 User s Guide this book CUO C Connectors interfac
7. ethod 9 pin serial impact dot matrix Print fonts 7 x9 ANK 16 x 9 Chinese with 2 position column spacing cpl characters per line ANK Receipt journal 24 Validation 55 Chinese Receipt journal 12 Validation 27 Print speed 3 lps excluding data transfer and processing time Maximum print positions Receipt Journal 216 dots Validation 495 dots Dot space approximately 0 17 mm 0 0067 half dot pitch Printing direction Bi directional Ribbon specifications ERC 32 P purple Life 6 000 000 characters 24 VDC 25 C energizing width 7 x 9 font receipt journal 9 9 columns continuous printing ASCII code hex 20 5F rolling pattern printing Paper specifications Paper feed method Friction feed Paper feed pitch 4 23 mm 1 6 Fast paper feed speed Receipt issue Continuous paper feeding 30 Ips Other fast printing Maximum 12 lps Roll Paper Type High quality roll paper Width 44 5 0 5 mm 1 75 0 02 Thickness 0 06 0 09 mm 0 002 0 004 Mass 52 3 64 0 g m Maximum diameter 83 mm 3 27 Validation Paper Normal paper Dimensions 135 x 70 to 210 x 70 mm 5 32 x 2 76 to 8 27 x 2 76 Thickness 0 07 0 14 mm _ 0 0028 0 0055 Copy paper Normal paper carbon paper or pressure sensitive copy paper Dimensions 135 x 70 to 210 x 70 mm 5 32 x 2 76 to 8 27 x 2 76 Number of sheets 2 ply 1 original and one copy
8. on When you want to check if a stamp is installed correctly and its print quality push the blue button shown below to do stamp printing Troubleshooting The ERROR light is blinking and the printer does not print First turn off the printer and check for a paper jam If there is no paper jam turn off the printer and turn it back on after about 10 seconds If the ERROR light is still flashing contact a qualified service person The printer sounds like it is printing but nothing is printed The ribbon cassette may be worn out or not installed properly Re install or replace it as described in this manual 8 RP U420 User s Manual Paper is jammed inside the printer Z A CAUTION Do not touch the print head because it can be very hot after printing continuously for a long time Do not move the print head carriage Moving the carriage may cause abnormal noise during printing and the printing position may be shifted To clear a paper jam follow the steps below 1 Turn the printer off open the printer cover and remove the take up device 2 Pull up two release levers forward then lift the clamshell backward 3 After lifting the clamshell remove the paper 4 Push back the clamshell back until it clicks into place 5 Put the take up device back in the printer 6 Reinstall the paper rolls then turn the power on to start operation RP U420 User s Manual 9 RP U420 Specifications Print m
9. y pressed If you want to use this cover install it as shown in the illustration below Installing the Stamp Unit Referring to the illustration below insert the stamp unit into the correct position in the printer gt N CAUTION Please check the stamp print from time to time to prevent the stamp print from becoming too light 6 RP U420 User s Manual Installing the Paper Rolls Use a paper roll that matches the printer s specifications See page 10 for paper specifications 1 Make sure that the edge of the paper is straight as shown on the left side of the illustration below VA 2 Turn on the printer and open the printer cover 3 Insert paper rolls in both the receipt and journal sides of the printer 4 For each roll insert the tip of the paper into the paper inlet while pressing the release lever so that the tip of the paper comes out of the paper exit edge of paper release lever A 5 If the paper was not fed far enough press the FEED button to feed additional paper 6 Insert the tip of the journal paper into the groove on the take up spool and rotate the spool two or three times to secure the paper Be sure that the right side of the paper is aligned with the spool s flange 7 Install the take up spool and close the printer cover RP U420 User s Manual 7 Note You need to replace the used paper roll with new one when PAPER OUT or JOURNAL OUT light is on Stamp Butt
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