Controller Self Diagnosis - Canon imageRUNNER ADVANCE C350 series Service Manual

Controller Self Diagnosis

Controller Self Diagnosis
■ Introduction
Operation of the (2 types of) error diagnosis tools added to the main body and remedy for
errors are described. These tools can reduce time to determine cause of errors occurred in
field and improve the accuracy of specifying error locations.
This manual can be applied when the main body is placed in the following conditions.
• The main body does not boot. (In such a case that the Control Panel is not displayed or the
progress bar does not work, etc.)
• An error is suspected to have occurred in the Main Controller PCB and other related PCBs
(child PCBs such as Flash PCB, Memory PCB or TPM mounted in the Main Controller
PCB).
PCBs and units diagnosed by each tool are as follow:
Tool
Boot System Error Diagnosis Tool
Controller System Error Diagnosis Tool • Main Controller PCB
6
Troubleshooting > Controller Self Diagnosis > Controller Self Diagnosis > Overview
PCBs/Units
• Main Controller PCB
• Control Panel
• All-night Power Supply,
Non-all-night Power Supply
• TPM PCB
• FLASH PCB
• Memory PCB
• HDD
T-6-28
6 Troubleshooting > Controller Self Diagnosis > Controller Self Diagnosis > Overview
■ Overview
Two types of error diagnosis tools are installed in this machine, and stored in the locations
shown below.
DC Controler PCB
Option
Start system
failure
diagnosis
tool
Flash PCB
Controller system
failure diagnosis
tool
Main Controller PCB
Operation All-night/Non-all-
panel
night Power Supply
HDD
Reader
Option
F-6-113
6-80
6-80