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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.

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Summary of Contents for DF-670

Page 1: ...Option Copier Service Manual Code Y108690 3 DF 670...

Page 2: ...PUBLICATION ISSUED BY Olivetti S p A 77 Via Jervis 10015 Ivrea TO Italy Copyright 2007 Olivetti All rights reserved...

Page 3: ...This page is intentionally left blank...

Page 4: ...sonnel 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...

Page 5: ...this symbol CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect compliance with warning messages using this symbol Symbols The triangle symbol indicates...

Page 6: ...or dusty place This may cause fire or electric shock Do not install the copier near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around the...

Page 7: ...carefully Always check that the copier is correctly connected to an outlet with a ground connection Check that the power cable covering is free of damage Check that the power plug is dust free If it i...

Page 8: ...trapped wire and missing screws Check that all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necess...

Page 9: ...This page is intentionally left blank...

Page 10: ...Self diagnostic codes 1 4 3 1 4 3 Electric problems 1 4 5 1 4 4 Mechanical problems 1 4 6 1 5 Assembly and Disassembly 1 5 1 Precautions for assembly and disassembly 1 5 1 1 Precautions 1 5 1 2 Adjust...

Page 11: ...3LB This page is intentionally left blank...

Page 12: ...50 sheets A4 A4R B5 Letter LetterR 500 sheets Muximum sheets for stapling A3 B4 Ledger Legal Folio OfficioII 20 sheets A4 A4R B5 Letter LetterR 30 sheets Power source Electrically connected to the mac...

Page 13: ...1 1 2 Parts names Figure 1 1 1 2 1 3 4 6 5 7 1 Ejected paper guide extension 2 Finisher tray 3 Ejected paper guide 4 Process table 5 Finisher tray extension 6 JAM release lever 7 Staple Service Manual...

Page 14: ...3LB 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Machine cross section 3 1 2 1 Paper conveying section 2 Process table section 3 Eject section Y108690 3 Service Manual...

Page 15: ...3LB 1 1 4 This page is intentionally left blank Service Manual Y108690 3...

Page 16: ...humidity abrupt ambient temperature changes and hot or cold air directed onto the machine Avoid dust and vibration Choose a surface capable of supporting the weight of the machine Place the machine o...

Page 17: ...7 Left upper cover 8 Finisher tray 9 Plastic bag 10 Spacer A 11 Sub staple cover 12 Front eject cover 13 Rear eject cover 14 Blindfold seal 15 Plastic bag 16 Hook holder 17 Large pin 18 Small pin 19...

Page 18: ...ove the tapes Procedure 1 Remove two tapes from the finisher tray Figure 1 2 2 2 Remove the tape from the paper conveying unit Figure 1 2 3 Tape Finisher tray Tape Tape Paper conveying unit Y108690 3...

Page 19: ...3LB 1 2 4 3 Remove the tape from the process table Figure 1 2 4 Tape Process table Service Manual Y108690 3...

Page 20: ...s Enter 001 using the cursor up down keys or numeric keys and press the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run P...

Page 21: ...PWB ROM IC MMI Operation PWB ROM IC ENGINE Engine PWB ROM IC ENGINE BOOT Engine PWB booting OPTION LANGUAGE Optional language ROM IC DICTIONARY DP Optional DP main PWB ROM IC OPTION CASSETTE Optional...

Page 22: ...he machine eject tray or not Purpose If the machine is equipped with an built in finisher and if paper jams occur due to curling of paper in the built in ejection section when two sided copying onto A...

Page 23: ...triction on the number of sheets Setting 1 Press the start key 2 Select ON or OFF Initial setting ON Details of restriction number of sheets to be ejected continuously after the start key is pressed 3...

Page 24: ...Enter 001 using the cursor up down keys or numeric keys and press the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run Pr...

Page 25: ...id to be operated The solenoid turns on for 1 s Solenoid of machine 3 Press the interrupt key Main motor MM and paper feed motor PFM are turned on To stop driving motors press the interrupt key again...

Page 26: ...ayed U246 Setting the finisher Description Provides various settings for the built in finisher if furnished Purpose Adjusts the side registration cursor stop position if paper registration is poor or...

Page 27: ...tails of restriction number of sheets to be ejected continuously after the start key is pressed 3 Press the start key The setting is set Completion Press the stop clear key The screen for selecting a...

Page 28: ...jam The paper conveying switch PCSW is not turned on even if a specified time has elapsed after the machine eject signal was received 2000 ms The paper conveying switch PCSW does not turn off within s...

Page 29: ...per conveying switch is turned on and off If it does replace the paper conveying switch Check if the feedshift roller or feedshift pulley is deformed Check and remedy 4 A paper jam in built in finishe...

Page 30: ...osition sensor connector makes poor contact Reinsert the connector Also check for conti nuity within the connector cable If none remedy or replace the cable Defective front side registration home posi...

Page 31: ...railing edge registration home position sensor Defective finisher control PWB Replace the finisher control PWB and check for correct operation C8210 Finisher stapler problem The stapler home position...

Page 32: ...nd gears Check for broken gears and replace if any 2 The feedshift sole noid does not oper ate 1 Broken solenoid coil Check for continuity across the coil If none replace the solenoid 2 Poor contact i...

Page 33: ...dshift pulleys is correct Check and remedy Check if the contact between the feedshift roller and press roller is correct Check and remedy Check if the contact between the eject roller and eject pulley...

Page 34: ...r cable from the wall outlet Turning off the main power switch before pressing the Power key to off may cause damage to the equipped hard disk When handling PWBs printed wiring boards do not touch par...

Page 35: ...REAR Stop position of the rear side registration cursor END Stop position of the trailing edge registration cursor Setting range 4 to 4 Initial setting 0 Changing the value by 1 changes the position...

Page 36: ...the staple cartridge Figure 1 5 3 3 Remove the clip holder 4 Remove three screws securing the staple cover and then the cover Figure 1 5 4 5 Remove the staples attracted to the magnet on the inside o...

Page 37: ...because of strong upward curling Procedure 1 Remove the paper conveying unit from the machine 2 Loosen each two screws from the front and rear curl eliminator pressure adjusting plates respectively an...

Page 38: ...llers Figure 2 1 1 Paper conveying section Figure 2 1 2 Paper conveying section block diagram 1 15 2 3 5 6 7 8 9 10 11 13 14 12 4 1 Feedshift pulleys 2 Feedshift roller 3 Press roller 4 Press roller l...

Page 39: ...shifts the paper stocked in the process table to the stopper the pickup solenoid PUSOL turns on to lift the press roller and release the stopper The stack of paper on the process table is ejected to t...

Page 40: ...on and returns the stack of paper to the paper conveying section Figure 2 1 4 Process table section Figure 2 1 5 Process table section block diagram Trailing edge registration cursor Process table Fro...

Page 41: ...eying section In staple sort mode the front and rear side registration cursors even up the sides of the stack of paper and shift the stack toward the machine front and then the trailing edge registrat...

Page 42: ...STM drives the stapler cam via the stapler drive gear to staple paper Figure 2 1 7 Stapler section Figure 2 1 8 Stapler section block diagram Stapler cam Stapler self priming sensor Stapler drive gea...

Page 43: ...3LB 2 1 6 This page is intentionally left blank Service Manual Y108690 3...

Page 44: ...on 1 Paper conveying motor PCM Drives the paper conveying section 2 Paper conveying switch PCSW Detects a paper jam in the finisher 3 Feedshift solenoid FSSOL Operates the feedshift guide of the machi...

Page 45: ...gistration motor RSRM Drives the rear side registration cursor 6 Trailing edge registration home position sensor TERHPS Detects the trailing edge registration cursor in the home position 7 Side regist...

Page 46: ...e sensor STCS Detects the presence of the staple cartridge 3 Stapler home position sensor STHPS Detects the stapler in the home position 4 Stapler self priming sensor STSPS Detects the pre stapling st...

Page 47: ...3LB 2 2 4 This page is intentionally left blank Service Manual Y108690 3...

Page 48: ...PS STES STCS STHPS STSPS DF RDY EEPROM Reset IC CPU 5V SDA SCL Machine Paper conveying unit FINPWB Buffer Stepping motor driver circuit Motor driver circuit Stepping motor driver circuit Stepping moto...

Page 49: ...3LB 2 3 2 Figure 2 3 2 Finisher control PWB silk screen diagram YC3 YC4 1 1 15 YC5 1 9 6 YC7 1 2 YC6 YC1 1 1 13 YC2 1 2 23 24 7 Service Manual Y108690 3...

Page 50: ...Off 3 JCT SOL ACT O 0 24 V DC FSSOL drive signal active 4 CMOT A O 0 24 V DC pulse PCM drive pulse A 5 JCT SOL 24V O 24 V DC 24 V DC supply for FSSOL 6 CMOT B O 0 24 V DC pulse PCM drive pulse B 7 PU...

Page 51: ...24 V DC supply for RSRM 8 RJ _B O 0 24 V DC pulse RSRM drive pulse _B 9 RJ B O 0 24 V DC pulse RSRM drive pulse B 10 RJ _A O 0 24 V DC pulse RSRM drive pulse _A 11 RE A O 0 24 V DC pulse TERM drive p...

Page 52: ...hol when user call occurs Lower curl eliminator roller Clean Check and clean Every service User call Clean with alcohol Check and clean with alcohol when user call occurs Eject roller Clean Check and...

Page 53: ...C16 2 C16 3 C16 4 C16 5 C17 1 C17 2 C17 3 C17 4 C17 5 C14 1 C14 2 C14 3 C13 1 C13 2 C13 3 C8 1 C8 2 C8 3 C9 1 C9 2 C9 3 C10 1 C10 2 C10 3 ST MOT R ST MOT R ST MOT F ST MOT F ST CART ST LOW ST HP ST G...

Page 54: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 10 2007 1ST EDITION 54 Y108690 3...

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