Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Bizhub 308
Summarization of Contents
Initial Operation During MFP Start Up
Power and Basic Initialization
Steps for powering on, boot program loading, and basic component initialization.
Firmware and Memory Operations
Procedures for firmware and memory operations during startup.
System Component Communication
Details initial communication setup for key system components.
Boot Up Issue
Troubleshooting During Boot Sequence
Steps to follow if the MFP is locked during the boot sequence.
Understanding Boot Process Phases
Explains the different phases and timing of the machine's boot process.
MFPB Replacement Considerations
Guidelines and checks to perform before replacing the MFPB.
Error Code Issue
CD0010/CD0011/CFA14 Errors
Addresses specific error codes and relevant bulletins.
CC-163/CC-164 Errors
Details troubleshooting steps for error codes CC-163 and CC-164.
Firmware Issue
USB Stick Compatibility for Firmware Upgrades
Information on suitable USB drives for firmware upgrades.
Troubleshooting Firmware Loading
Common issues and solutions related to loading firmware.
Firmware Upgrade Procedure
Steps for performing firmware upgrades correctly and safely.
Setting Machine and Type for Firmware
Guidance on setting machine and type parameters during firmware flashing.
EEPROM Replacement and Counter Clearing
Procedures for replacing EEPROMs and clearing counters before component replacement.
Service Mode Adjustments After EEPROM Replacement
Required adjustments in Service Mode after EEPROM replacement.
C-DFA0 (ASIC Image Access Failure)
Symptom of C-DFA0 Error
Describes the symptoms associated with the C-DFA0 error code.
Cause of C-DFA0 Error
Explains the root cause of the C-DFA0 error, often a firmware bug.
Measures for C-DFA0 Error
Outlines counter and preventive measures for C-DFA0.
Paper Full Message on Exit Tray 1
Symptom of Paper Full Message
Details the symptom where a paper full message appears for exit tray 1.
Cause of Paper Full Message
Explains the reason for the paper full message on exit tray 1, related to paper handling.
Measures for Paper Full Message
Describes modifications to improve paper conveyance and resolve tray errors.
Speaker Volume Issue
Symptom of Low Speaker Volume
Describes the symptom of difficult-to-hear speaker volume.
Cause of Low Speaker Volume
Explains the cause of reduced speaker volume, related to signal output.
Measures for Low Speaker Volume
Details resistor modifications to improve speaker volume.
Fusing Offset Image
Symptom of Fusing Offset Image
Describes the appearance of a fusing offset image under specific conditions.
Cause of Fusing Offset Image
Explains the cause of fusing offset images, related to roller warming.
Measures for Fusing Offset Image
Steps to adjust settings and resolve fusing offset image issues.
Frequent Jam Codes J20-01, J20-02
Symptom of Vertical Transport Jams
Describes symptoms of jams in the vertical transport section.
Cause of Vertical Transport Jams
Explains the cause of jams related to a damaged claw.
Measures for Vertical Transport Jams
Details modifications to the claw to prevent jams.
Setting Notice for FK-513/514/515
Symptom of Incorrect FK Setting
Describes issues with initialization and fax transmission/reception.
Cause of Incorrect FK Setting
Explains that the installation manual was incorrect for FK-513/514/515.
Measures for FK Setting
Provides counter and permanent measures for FK-513/514/515 setup.
Installation Difficulty for FK-514
Symptom of FK-514 Installation Issue
Describes the difficulty inserting FK-514 due to gaps.
Cause of FK-514 Installation Issue
Explains the cause is the gap between the Fax frame and Guide plate.
Measures for FK-514 Installation
Details how to eliminate the gap for easier FK-514 installation.
No Fax Reception
Symptoms of No Fax Reception
Describes symptoms when the MFP is in Low Power/Sleep Mode.
Cause of No Fax Reception
Explains the cause related to multiple Power Save mode release operations.
Measures for No Fax Reception
Suggests modifying the power sub-CPU firmware.
Handling Instructions for SC-508
Caution for SC-508 Installation
Warns about cables contacting the DSC board during SC-508 installation.
Safely Removing an EEPROM
EEPROM Removal Caution
Warns about damaging EEPROM pins during removal.
EEPROM Removal Procedure
Provides steps for safely removing an EEPROM using a screwdriver.
EEPROM Extraction Technique
Details the technique for extracting an EEPROM with a screwdriver.
Self-Diagnostic Function
Diagnostic Function Overview
Overview of prerequisites and procedures for using the self-diagnostic function.
Specific Diagnostic Checks
Detailed explanations of specific diagnostic checks for various components.
C9401 Error (Refresh Models)
Known Error C9401
Details the known error C9401 occurring after firmware updates.
Root Cause of C9401
Explains firmware mismatch with new style CCD units.
Workaround/Fix for C9401
Suggests installing firmware version G00-Q4 or newer.
Obtaining Log Files from the MFP
Log Acquisition Methods
Explains various methods for acquiring log files from the MFP.
Tera Term Setup and Logging
Step-by-step guide for Tera Term setup and log collection.
Debug Log and Analysis Tools
Procedures for debug logs and tools to analyze log data validity.
Confirming Log Data Correctness
Log Analysis Tool Usage
Guide to using the Log Analysis Tool for verifying log data.
Managing Analysis Results
Procedures for managing analysis results and understanding output sheets.
MFP Log Acquisition Tool
Purpose of MFP Log Acquisition Tool
Explains the tool simplifies log acquisition, triggered by trouble codes.
Checking Software Switch Settings
Tool Requirements and Language
Requirements for the tool and display language selection.
Loading Data and Performing Checks
Steps for loading data and performing the software switch check.
Interpreting Results and Restrictions
Understanding results, errors, and limitations of the software switch check.
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