Procedure A: Detailed Procedure Of Startup System Failure Diagnosis - Canon imageRUNNER ADVANCE C5255 Series Service Manual

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Procedure A: Detailed Procedure of Startup System
Failure Diagnosis
1. Perform the following checks if the failure diagnosis does not start. If it starts, proceed
to the next step.
• Install the system software (Download by 2+8 startup)
• Replace the Main Controller PCB1
• Replace the HDD.
• Replace the Main Controller PCB2
2. When the detected location is displayed on the screen where "NG" is displayed,
identify the location of the failure by referencing the controller system failure diagnosis,
and perform the remedy. If the diagnosis does not proceed to a status where "NG" is
displayed, proceed to the next step.
3. If the failure diagnosis does not finish, perform the following work:
• Install the system software (Download by 2+8 startup)
• Replace the HDD.
• Replace the Main Controller PCB1
• Replace the Main Controller PCB2
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Troubleshooting > Startup System Failure Diagnosis > Procedure A: Detailed Procedure of Startup System Failure Diagnosis
Troubleshooting > Startup System Failure Diagnosis > Procedure A: Detailed Procedure of Startup System Failure Diagnosis
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