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Related Manuals for Olivetti JS-420
Summary of Contents for Olivetti JS-420
- Page 1 Option Copier JS-420 SERVICE MANUAL Code Y112370-6...
- Page 2 PUBLICATION ISSUED BY: Olivetti S.p.A. 77, Via Jervis - 10015 Ivrea (TO) Italy Copyright © 2010, Olivetti All rights reserved...
- Page 3 CAUTION RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS. It may be illegal to dispose of this battery into the municipal waste stream. Check with your local solid waste officials for details in your area for proper disposal. ATTENTION IL Y A UN RISQUE D’EXPLOSION SI LA BATTERIE EST REMPLACEE PAR UN MODELE DE TYPE INCORRECT.
- Page 4 This page is intentionally left blank.
- Page 5 Safety precautions This booklet provides safety warnings and precautions for our service personnel to ensure the safety of their customers, their machines as well as themselves during maintenance activities. Service personnel are advised to read this booklet carefully to familiarize themselves with the warnings and precautions described here before engaging in maintenance activities.
- Page 6 Safety warnings and precautions Various symbols are used to protect our service personnel and customers from physical danger and to prevent damage to their property. These symbols are described below: DANGER: High risk of serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol.
- Page 7 1.Installation Precautions WARNING • Do not use a power supply with a voltage other than that specified. Avoid multiple connections to one outlet: they may cause fire or electric shock. When using an extension cable, always check that it is adequate for the rated current....................•...
- Page 8 2.Precautions for Maintenance WARNING • Always remove the power plug from the wall outlet before starting machine disassembly....• Always follow the procedures for maintenance described in the service manual and other related brochures............................• Under no circumstances attempt to bypass or disable safety features including safety mechanisms and protective circuits.
- Page 9 • Do not remove the ozone filter, if any, from the copier except for routine replacement..... • Do not pull on the AC power cord or connector wires on high-voltage components when removing them; always hold the plug itself...................... •...
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Page 11: Table Of Contents
CONTENTS 1-1 Specifications 1-1-1 Specifications............................1-1-1 1-1-2 Parts names............................1-1-2 1-1-3 Machine cross section ..........................1-1-3 1-2 Installation 1-2-1 Installation environment ..........................1-2-1 1-2-2 Unpacking ...............................1-2-2 1-3 Maintenance Mode 1-3-1 Maintenance mode ..........................1-3-1 (1) Executing a maintenance item ......................1-3-1 (2) Maintenance mode item list.......................1-3-2 (3) Contents of the maintenance mode items..................1-3-3 1-4 Troubleshooting 1-4-1 Paper misfeed detection .........................1-4-1... - Page 12 This page is intentionally left blank.
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Page 13: Specifications
1-1 Specifications 1-1-1 Specifications Type ..........Enclosed Number of trays ......1 tray Paper weight........45 to 160 g/m Paper type ........Plain, Recycled Paper size........A3, B4, A4, A4R, B5, B5R, A5R, Folio, Ledger, Legal, Letter, LetterR, StatementR, OficioII Tray capacity........ -
Page 14: Parts Names
1-1-2 Parts names Figure 1-1-1 Job separator tray 1-1-2 Service Manual Y112370-6... -
Page 15: Machine Cross Section
1-1-3 Machine cross section Paper path Figure 1-1-2 Machine cross section 1-1-3 Y112370-6 Service Manual... - Page 16 This page is intentionally left blank. 1-1-4 Service Manual Y112370-6...
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Page 17: Installation Environment
1-2 Installation 1-2-1 Installation environment Installation location (Be based on the machine establishment place.) Avoid direct sunlight or bright lighting. Ensure that the photoconductor will not be exposed to direct sunlight or other strong light when removing paper jams. Avoid locations subject to high temperature and high humidity or low temperature and low humidity; an abrupt change in the environmental temperature;... -
Page 18: Unpacking
1-2-2 Unpacking Figure 1-2-1 Unpacking Job separator 10. Left front cover Job separator tray 11. Plastic bag Outer case 12. M3 x 8 screw Front pad 13. Small pin Rear pad 14. Large pin Plastic bag 15. Tray holder Plastic bag 16. -
Page 19: Maintenance Mode
1-3 Maintenance Mode 1-3-1 Maintenance mode The machine is equipped with a maintenance function which can be used to maintain and service the machine. (1) Executing a maintenance item Start Enter 10871087 using Maintenance mode is entered. the numeric keys. Enter the maintenance item number using the cursor up/down keys The maintenance item is... -
Page 20: Maintenance Mode Item List
(2) Maintenance mode item list Item Initial Section Content of maintenance item setting* Drive, paper U031 Checking switches for paper conveying feed and paper convey- ing system Operation U233 Limiting job separator output MODE0 panel and support equipment Mode setting U342 Setting the ejection restriction *1,*2... -
Page 21: Contents Of The Maintenance Mode Items
(3) Contents of the maintenance mode items Maintenance Description item No. Checking switches for paper conveying U031 Description Displays the on-off status of each paper detection switch on the paper path. Purpose To check if the switches for paper conveying operate correctly. Method 1. - Page 22 Maintenance Description item No. Setting the ejection restriction U342 Description Sets or cancels the restriction on the number of sheets to be ejected continuously when the internal eject tray is selected as the eject location. Purpose According to user request, sets or cancels restriction on the number of sheets. Setting 1.
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Page 23: Paper Misfeed Detection
1-4 Troubleshooting 1-4-1 Paper misfeed detection (1) Paper misfeed indication When paper jams, the machine immediately stops operation and the occurrence of a paper jam is indicated on the opera- tion panel. To remove the jammed paper, open the left cover of the machine. To reset the paper misfeed detection, open and close the left cover to turn safety switch off and on. -
Page 24: Paper Misfeeds
(3) Paper misfeeds Problem Causes/check procedures Corrective measures A piece of paper torn from Check visually and remove it, if any. Paper jams when the paper is caught around main power switch is feedshift switch or job eject turned on. switch. -
Page 25: Electric Problems
1-4-2 Electric problems Troubleshooting to each failure must be in the order of the numbered symptoms. Problem Causes Check procedures/corrective measures 1. Poor contact in the con- Reinsert the connector. Also check for continuity within the con- The feedshift sole- nector terminals. -
Page 26: Mechanical Problems
1-4-3 Mechanical problems Problem Causes/check procedures Corrective measures Check if the contact between the job eject pul- Check and remedy. Paper jams. leys and job eject roller is correct. Check if the job eject pulleys, job eject roller Grease the bushings and gears. Abnormal noise is heard. -
Page 27: Construction Of Each Section
2-1 Mechanical construction 2-1-1 Construction of each section The job separator consists of the components shown in Figure 2-1-1. It switches the paper path to eject printed paper to the job separator tray. Figure 2-1-1 Job separator Job eject roller Job eject pulleys Job separator tray Feedshift lever... -
Page 28: Switching The Paper Path
(1) Switching the paper path If the job separator is selected for the eject location, when a print is made, the feedshift solenoid (FSSOL) turns on and the feedshift guide of the machine operates to switch the paper path to the job separator. The printed paper is conveyed to the job separator and then ejected to the job separator tray. -
Page 29: Electrical Parts Layout
2-2 Electrical Parts Layout 2-2-1 Electrical parts layout Machine front Machine inside Machine rear Figure 2-2-1 Job eject switch (JBESW)......Detects a paper jam in the job separator. Ejected paper detection switch (EPDSW)..Detects the presence of paper on the job separator tray. Feedshift solenoid (FSSOL)...... - Page 30 This page is intentionally left blank. 2-2-2 Service Manual Y112370-6...
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Page 31: Maintenance Parts List
2-3 Appendixes Maintenance parts list Maintenance part name Alternative Fig. Ref. Part No. part No. Name used in service manual Name used in parts list AVGR09324L Job eject roller ROLLER EJECT AVGR01548Z Job eject pulleys PULLEY EJECT Periodic maintenance procedures Maintenance Section Method... -
Page 32: Wiring Diagram
Wiring diagram 2-3-2 Service Manual Y112370-6... - Page 33 UPDATING STATUS DATE UPDATED PAGES PAGES CODE 06/2010 EDITION Y112370-6...