Canon imageRUNNER ADVANCE C5051 Series Service Manual page 496

<How■to■view■the■error■result>
The■following■screen■is■an■enlarged■view■of■the■detailed■information■indicated■above.
Explanation■of■the■detailed■error■information■is■described.
[no]■means■that■optional■PCBs■are■not■mounted.
When■[no]■is■displayed■although■an■optional■PCB■is■mounted,■it■means■that■an■error■has■been■
occurring.
[NG]■means■that■an■error■occurred■to■PCBs■mounted■as■standard.
NOTE:
Once■the■tool■is■activated,■this■machine■reboots■after■approx.■2■minutes.
After■completion■of■the■diagnosis,■be■sure■to■turn■OFF■and■then■ON■the■main■power.
By■turning■the■power■OFF,■the■operation■of■this■tool■completes.
<Controller■System■Error■Diagnosis■Table>
The■error■locations■are■identified■according■to■the■following■table.
Test■ Description Assumed■Error■
Name Location
SN-1■IA- Check■an■error■ •■ Main■Controller■
SDRAM between■the■Main■ PCB■1
Controller■PCB■1■and■ •■ SDRAM■on■Main■
SDRAM■on■the■Main■ Controller■PCB■1
Controller■PCB■1
SN-2■SM■ Check■an■SM■bus■ •■ Main■Controller■
BUS■IA■ error■in■SDRAM■ PCB■1
DIMM1 (outside)■on■the■Main■ •■ SDRAM■
Controller■PCB■1 (outside)■on■Main■
Controller■PCB■1
SN-3■SM■ Check■an■SM■bus■ •■ Main■Controller■
BUS■IA■ error■in■SDRAM■ PCB■1
DIMM2 (inside)■on■the■Main■ •■ SDRAM■
Controller■PCB■1 (inside)■on■Main■
Controller■PCB■1
6
Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
F-6-49
Remedy
1.■Check■the■installation■of■SDRAM■
on■the■Main■Controller■PCB.
2.■Replace■SDRAM■on■the■Main■
Controller■PCB■1.
3.■Replace■the■Main■Controller■PCB■1.
1.■Check■the■installation■of■SDRAM■
on■the■Main■Controller■PCB.
2.■Replace■SDRAM■(outside)■of■the■
Main■Controller■PCB■1.
3.■Replace■the■Main■Controller■PCB■1.
1.■Check■the■installation■of■SDRAM■
on■the■Main■Controller■PCB■1.
2.■Replace■SDRAM■(inside)■of■the■
Main■Controller■PCB■1.
3.■Replace■the■Main■Controller■PCB■1.
6 Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
Test■ Description
Name
SN-4■SM■ Check■an■SM■
BUS■IA■ bus■error■in■Clock■
Clock■Gen Generator■on■the■
Main■Controller■PCB■
1
SN-5■SM■ Check■an■SM■bus■
BUS■SOC■ error■in■the■Main■
DIMM1 Controller■PCB■1■and■
SDRAM■(M1)■on■the■
Main■Controller■PCB■
2
SN-6■SM■ Check■an■SM■bus■
BUS■SOC■ error■in■the■Main■
DIMM2 Controller■PCB■1■and■
SDRAM■(M0)■on■the■
Main■Controller■PCB■
2
Error■
Code
-
SN-7■PCI■ Check■a■PCI■bus■
Config■ error■in■the■Main■
Maestro Controller■PCB■1■and■
the■Main■Controller■
-
PCB■2
-
SN-8■PCI■ Check■a■LAN■chip■
Config■ error■on■the■Main■
LANC Controller■PCB■1
Assumed■Error■ Remedy
Location
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■1. -
PCB■1
•■ Main■Controller■ 1.■Check■the■connection■of■the■Main■
PCB■1 Controller■PCB■1,■and■the■Main■
•■ PCI■Expansion■ Controller■PCB■2.
PCB 2.■Check■the■installation■of■SDRAM■
•■ Main■Controller■ (M1)■on■the■Main■Controller■PCB■2.
PCB■2 3.■Replace■SDRAM■(M1)■on■the■Main■
•■ SDRAM■(M1)■on■ Controller■PCB■2.
Main■Controller■ 4.■Replace■the■Main■Controller■PCB■2.
PCB■2 5.■Replace■the■Main■Controller■PCB■1.
•■ Main■Controller■ 1.■Check■the■connection■of■the■Main■
PCB■1 Controller■PCB■1,■and■the■Main■
•■ PCI■Expansion■ Controller■PCB■2.
PCB 2.■Check■the■installation■of■SDRAM■
•■ Main■Controller■ (M0)■on■the■Main■Controller■PCB■2.
PCB■2 3.■Replace■SDRAM■(M0)■on■the■Main■
•■ SDRAM■(M0)■on■ Controller■PCB■2.
Main■Controller■ 4.■Replace■the■Main■Controller■PCB■2.
PCB■2 5.■Replace■the■Main■Controller■PCB■1.
Supplementary■Information:■If■
SDRAM■(M0)■on■the■Main■
Controller■PCB■2■is■not■installed,■
[no]■is■displayed■for■the■diagnosis■
result.
•■ Main■Controller■ 1.■Check■the■connection■of■the■Main■
PCB■1 Controller■PCB■1,■and■the■Main■
•■ PCI■Expansion■ Controller■PCB■2.
PCB 2.■Replace■the■Main■Controller■PCB■1.
•■ Main■Controller■ 3.■Replace■the■Main■Controller■PCB■2.
PCB■2
•■ SDRAM■(M0/
M1)■on■Main■
Controller■PCB■2
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■1. -
PCB■1
6-42
Error■
Code
-
-
-
6-42