Oki OKIOFFICE84, Maintenance Manual

Page: 4 / 519

1 40672201TH Rev. 4
CONTENTS
CHAPTER 1 GENERAL INFORMATION
1.1 General Performance ........................................................................................................... 1-1
1.2 General User's Function ...................................................................................................... 1-4
1.3 General Maintenance Functions .......................................................................................... 1-7
1.4 General Appearance ............................................................................................................ 1-8
1.5 Basic Performance Specifications ....................................................................................... 1-10
1.6 Reports and Lists ................................................................................................................. 1-19
CHAPTER 2 INSTALLATION PROCEDURE
A. Setup Information ..................................................................................................................... 2-1
2.1
General ................................................................................................................................ 2-1
2.2 Site Selection ....................................................................................................................... 2-3
2.3 Unpacking ............................................................................................................................ 2-5
2.4 Contents Identification ......................................................................................................... 2-7
2.5 Installation of Attachments ................................................................................................... 2-8
2.6 AC Cord Connection ............................................................................................................ 2-13
2.7 Telephone and Line Connections ........................................................................................ 2-14
2.8 Packing for Shipment ........................................................................................................... 2-14
B. Programming and Initial Settings ............................................................................................. 2-15
2.9
Initial Settings ....................................................................................................................... 2-15
2.9.1
General Procedure of Key Operation ...................................................................... 2-15
2.9.2 Technical Functions ................................................................................................ 2-19
2.9.3 Techical Functions Example ................................................................................... 2-31
2.9.4 User’s Functions ..................................................................................................... 2-38
2.9.5 User's Functions Example ...................................................................................... 2-55
2.9.6 Clock Adjustment .................................................................................................... 2-63
2.9.7 Dual Access Operation ........................................................................................... 2-64
2.9.8 System Data Programming ..................................................................................... 2-65
2.9.9 Dial Parameters Settings ........................................................................................ 2-67
2.9.10 Off-line Tests ........................................................................................................... 2-71
2.9.11 On-line Tests ........................................................................................................... 2-73
CHAPTER 3 BRIEF TECHNICAL DESCRIPTION
3.1 Fundamentals of the Electro-Photographic Process ............................................................ 3-2
3.2 Actual Electo-photographic Process .................................................................................... 3-4
3.3 Boards and Units ................................................................................................................. 3-5
3.4 Overall Dimension and Mechanical Structure of OKIOFFICE84/OKIFAX 4500 .................. 3-7
CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY
4. General ................................................................................................................................ 4-1
4.1 Precautions for Parts Replacement ..................................................................................... 4-1
4.2 Tools .................................................................................................................................... 4-2
4.3 How to Disassemble and Reassemble ................................................................................ 4-2
4.3.1
LED Print Head ....................................................................................................... 4-6
4.3.2 ID Unit, Rear-Cover, Cover-Main and Board-NCU ............................................................... 4-7
4.3.3 Unit-048 OPE-Panel ............................................................................................... 4-9
4.3.4 Separation Rubber, Roller Assembly Sensor ......................................................... 4-10
4.3.5 Roller Assembly-ADF, CIS (contact image sensor), Lever-PC1 and PC2 .............. 4-11
4.3.6 Board-R51, Power Supply Unit, Board HV-P6L ...................................................... 4-14
4.3.7 Printer Unit Section ................................................................................................. 4-15
4.3.8 Transfer Roller ........................................................................................................ 4-16