Canon imageRUNNER ADVANCE C5051 Series Service Manual page 494

● Basic■Check■Items ■
1.■Check■if■the■Leakage■Breaker■is■turned■OFF.
2.■Check■if■the■Power■Supply■Plug■is■disconnected.
3.■Check■if■the■Connection■Cable■between■the■Main■Controller■PCB■1■and■Control■Panel■is■
disconnected.
4.■Check■if■the■Connection■Main■Controller■PCB■1■and■Main■Controller■PCB■2■definitely?
5.■Check■if■the■Connection■An■All-night■Power■Supply.■Change■Non-all-night■Power■Supply■if■
not■recovered.
■ Prerequisite ■
Make■sure■that■the■version■of■MN-Cont■of■the■main■body■is■Ver.30.30■or■later.
When■the■version■is■old■(older■than■Ver.30.30),■although■Controller■System■Error■Diagnosis■
Tool■(BCT)■(see■Memo)■is■downloaded,■it■cannot■be■installed■and■is■discarded.
Therefore,■if■the■version■of■MN-Cont■of■the■main■body■is■old■(older■than■Ver.30.30),■update■the■
version■to■Ver.30.30■or■later■using■SST■(Service■Support■Tool)■or■USB■memory,■and■enter■the■
SST■download■mode■again■to■install■BCT.
Caution:
When■upgrading■of■system■software,■HDD■format,■or■BootDev■format■is■performed,■BCT■
is■simultaneously■installed■with■other■system■software■if■the■MN-Cont■version■is■new■
(Ver.30.30■or■later).
In■other■words,■when■the■MN-Cont■version■is■new■(Ver.30.30■or■later),■it■is■not■necessary■
to■install■BCT■again.
However,■installation■of■BCT■via■CDS■is■not■supported■by■the■current■version.■(It■will■be■
supported■in■the■future.)
NOTE:
BCT■stands■for■Box■Checker■Test.
When■BCT■is■installed■on■the■main■body,■version■of■the■installed■module■can■be■
checked■using■service■mode■(COPIER>DISPLAY>VERSION>BCT).■
6
Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
6 Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
Operation
■ Controller■System■Error■Diagnosis ■
● Boot■Method ■
1)■Turn■ON■the■Main■Power■Supply■Switch■while■pressing■the■numeric■keys■'2'■and■'4'■
simultaneously.
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