Oki MB770 Service Manual

45641001TH Rev.1
x /
Oki Data CONFIDENTIAL
CONTENTS
1. SPECIFICATIONS/SYSTEM LIST .................................................................. 1-1
1.1 Specifications ........................................................................................ 1-1
1.1.1 General ........................................................................................................... 1-1
1.1.2 HDD Memory Map .......................................................................................... 1-2
1.2 SystemList ........................................................................................... 1-3
2. DISASSEMBLY AND REPLACEMENT ......................................................... 2-1
2.1 Removal and Installation of Options ..................................................... 2-1
2.1.1 MJ-1038(Innernisher) .................................................................................. 2-1
2.1.2 GD-1340 (Fax unit) ......................................................................................... 2-3
2.1.3 MY-1046 (Paper feed pedestal) ...................................................................... 2-3
2.1.4 GR-1170 (Caster) ........................................................................................... 2-4
2.1.5 GR-1160 (Spacer) .......................................................................................... 2-5
2.1.6 MJ-1039(Ofinestapler) ................................................................................ 2-6
3. SELF-DIAGNOSTIC MODE ........................................................................... 3-1
3.1 Overview ............................................................................................... 3-1
3.2 Service UI ............................................................................................. 3-5
3.2.1 Overview ......................................................................................................... 3-5
3.2.2 Loginprocedure .............................................................................................. 3-5
3.2.3 [SERVICEMODE]Screen .............................................................................. 3-6
3.2.4 Setting/Changing password ............................................................................ 3-6
3.3 Input check (Test mode 03) ................................................................... 3-7
3.4 Output check (test mode 03)................................................................. 3-8
3.5 Test print mode (test mode 04) ............................................................. 3-9
3.6 OperationProcedureinAdjustmentMode(05) .................................. 3-10
3.7 TestprintpatterninAdjustmentMode(05) ......................................... 3-12
3.8 OperationProcedureinSettingMode(08) ......................................... 3-13
3.9 Assist Mode (3C) ................................................................................ 3-15
3.9.1 General description ....................................................................................... 3-15
3.9.2 Operating Procedure..................................................................................... 3-15
3.9.3 Functions ...................................................................................................... 3-15
3.10 HDD Assist Mode (4C) ....................................................................... 3-18
3.10.1 General description ....................................................................................... 3-18
3.10.2 Operation procedure ..................................................................................... 3-18
3.10.3 Functions ...................................................................................................... 3-20
3.11 File System Recovery Mode (5C) ....................................................... 3-22
3.11.1 Overview ....................................................................................................... 3-22
3.11.2 Operation procedure ..................................................................................... 3-22
3.11.3 Functions ...................................................................................................... 3-23
3.12 SRAM Clear Mode (6C) ...................................................................... 3-27
3.12.1 General description ....................................................................................... 3-27
3.12.2 Operation procedure ..................................................................................... 3-27
3.12.3 Functions ...................................................................................................... 3-28

Oki MB770 Specifications

General

Brand	Oki
Model	MB770
Category	All in One Printer
Language	English