Oki MB770 Service Manual

45641001TH Rev.1
xii /
Oki Data CONFIDENTIAL
5. ERROR CODE AND TROUBLESHOOTING .................................................. 5-1
5.1 General Descriptions ............................................................................ 5-1
5.1.1 If a problem continues even after performing all troubleshooting. ................... 5-1
5.1.2 Collection of debug logs with a USB device ................................................... 5-2
5.2 ErrorCodeList ...................................................................................... 5-4
5.2.1 Jam ................................................................................................................. 5-4
5.2.2 Service call ..................................................................................................... 5-5
5.2.3 ErrorinInternetFAX/ScanningFunction ...................................................... 5-8
5.2.4 Printer function error ..................................................................................... 5-17
5.2.5 WebPagerelatederror/Communicationerrorwithexternalapplication ....... 5-19
5.2.6 MFP access error ......................................................................................... 5-20
5.2.7 Maintenance error ......................................................................................... 5-21
5.2.8 Networkerror ................................................................................................ 5-22
5.2.9 Error history .................................................................................................. 5-25
5.3 Diagnosis and Prescription for Each Error Code ................................ 5-27
5.3.1 Check item .................................................................................................... 5-27
5.3.2 Paperjaminnishersection ......................................................................... 5-28
5.3.3 Finisher related service call .......................................................................... 5-32
5.3.4 Communication related service call .............................................................. 5-40
5.3.5 Scanner related service call .......................................................................... 5-42
5.3.6 Circuit related service call ............................................................................. 5-43
5.3.7 Other service call .......................................................................................... 5-44
5.3.8 ErrorinInternetFAX/ScanningFunction .................................................... 5-67
5.3.9 Printer function error ..................................................................................... 5-79
5.3.10 WebPagerelatederror/Communicationerrorwithexternalapplication ....... 5-82
5.3.11 MFP access error ......................................................................................... 5-86
5.3.12 Maintenance error ......................................................................................... 5-88
5.3.13 Network error ................................................................................................ 5-93
5.4 Other errors ...................................................................................... 5-103
5.4.1 Equipmentoperationdisabledaftertheinstallationofoption(s) ................. 5-103
5.4.2 WirelessLANconnectiondisabled ............................................................. 5-103
5.4.3 “InvalidDepartmentCode”isdisplayed ...................................................... 5-103
5.4.4 Ethernet disabled in half-duplex communication ........................................ 5-103
6. REPLACEMENT OF PC BOARDS/HDD ........................................................ 6-1
6.1 Removal and Installation of PC Boards/HDD ....................................... 6-1
6.1.1 Right side cover .............................................................................................. 6-1
6.1.2 SYS Board cover ............................................................................................ 6-4
6.1.3 SYS board ...................................................................................................... 6-5
6.1.4 Hard disk (HDD) ............................................................................................. 6-6
6.1.5 SRAM board <for SYS board> ........................................................................ 6-8
6.1.6 FAXunit .......................................................................................................... 6-9
6.2 Precautions,ProceduresandSettingsfor
Replacing PC Boards and HDD .......................................................... 6-10
6.2.1 Precautions when replacing PC boards ........................................................ 6-10
6.2.2 HDD fault diagnosis ...................................................................................... 6-11
6.2.3 Precautions and procedures when replacing the HDD ................................. 6-13

Oki MB770 Specifications

General

Brand	Oki
Model	MB770
Category	All in One Printer
Language	English