Canon imageRUNNER ADVANCE C5051 Series Service Manual page 497

Test■ Description Assumed■Error■
Name Location
SN-9■PCI■ Check■a■PCI■bus■ •■ Main■Controller■
Config■ error■between■the■ PCB■1
PCI-Bridge Main■Controller■ •■ PCI■Expansion■
PCB■1■and■the■PCI■ PCB
Expansion■PCB
SN-10■ Check■failure■of■ •■ Main■Controller■
CPLD CPLD■chip■on■the■ PCB■1
Main■Controller■PCB■
1
SN-11■ Check■failure■of■ •■ Main■Controller■
LANC■SPI LANC■SPI■on■the■ PCB■1
Main■Controller■PCB■
1
SN- Check■failure■of■RTC■ •■ Main■Controller■
12■RTC■ on■the■Main■Controller■ PCB■1
CHECK PCB■1
SN-13■ Check■failure■of■the■ •■ Main■Controller■
TPM TPM■PCB■on■the■ PCB■1
Main■Controller■PCB■ •■ TPM■PCB
1
*■TPM■PCB■is■not■
installed■in■products■
for■China.■So,■the■
diagnosis■results■NG.
SN-14■ Check■an■error■ •■ Main■Controller■
M-SDRAM between■SDRAMs■on■ PCB■2
the■Main■Controller■ •■ SDRAM■(M0/
PCB■2 M1)■on■Main■
Controller■PCB■2
SN-15■ Check■failure■of■CPU■ •■ Main■Controller■
FLASH■ ROM■(IC60)■on■the■ PCB■2
ROM Main■Controller■PCB■
2
SN-16■ Check■an■error■ •■ Main■Controller■
P-SDRAM between■the■Main■ PCB■2
Controller■PCB■2■and■ •■ SDRAM■(P)
SDRAM■(P)■on■the■ •■ Open■I/F■PCB
Main■Controller■PCB■
2
6
Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
Remedy
1.■Check■the■installation■between■the■
Main■Controller■PCB■1■and■PCI■
Expansion■PCB.
2.■Replace■PCI■Expansion■PCB.
3.■Replace■the■Main■Controller■PCB■1.
Supplementary■Information:■If■the■PCI■
Expansion■PCB■is■not■installed,■
[no]■is■displayed■for■the■diagnosis■
result.
1.■Replace■the■Main■Controller■PCB■1. -
1.■Replace■the■Main■Controller■PCB■1. -
1.■Replace■the■Main■Controller■PCB■1. -
1.■Check■the■installation■of■the■TPM■
PCB.
2.■Replace■the■TPM■PCB.
3.■Replace■the■Main■Controller■PCB■1.
1.■Check■the■installation■of■SDRAM■
(M0,■M1)■on■the■Main■Controller■
PCB■2.
2.■Replace■SDRAM■(M0,■M1)■on■the■
Main■Controller■PCB■2.
3.■Replace■the■Main■Controller■PCB■2.
1.■Replace■the■Main■Controller■PCB■2. -
1.■Check■the■installation■of■SDRAM■
(P)■on■the■Main■Controller■PCB■2.
2.■Replace■SDRAM■(P)■on■the■Main■
Controller■PCB■2.
3.■Replace■the■Main■Controller■PCB■2.
6 Troubleshooting■>■Controller■Self■Diagnosis■>■Operation■>■Controller■System■Error■Diagnosis
Error■ Test■ Description
Code Name
- SN-17■ Check■failure■of■Rchip■
R-SDRAM SDRAM■on■the■Main■
Controller■PCB■2
SN-18■ Check■failure■of■Schip■
S-SDRAM SDRAM■on■the■Main■
Controller■PCB■2
SN-19■ Check■failure■of■
O-SDRAM Ochip■SDRAM■on■the■
Open■I/F■PCB
SN-20■GU■ Check■a■GUBUS■
BUS error■on■the■Main■
Controller■PCB■2
E746
SN-21■ Check■failure■
FRAM between■the■Main■
Controller■PCB■2■and■
the■Memory■PCB
SN-22■ Check■failure■of■
- SRAM SDRAM■and■battery■
exhaustion■on■the■
Main■Controller■PCB■
2
SN-23■ Check■ROM■READ■
JUST■ROM■ on■the■Main■Controller■
READ PCB■2
SN-24■ Check■an■HDD■I/F■
HDD error
E747
E748
Assumed■Error■ Remedy
Location
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■2. E747
PCB■2
•■ Open■I/F■PCB
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■2. E747
PCB■2
•■ Main■Controller■ 1.■Check■the■installation■of■the■Open■
PCB■2 I/F■PCB.
•■ Open■I/F■PCB 2.■Replace■the■Open■I/F■PCB.
3.■Replace■the■Main■Controller■PCB■2.
Supplementary■Information:■If■the■
Open■I/F■PCB■is■not■installed,■
[no]■is■displayed■for■the■diagnosis■
result.
•■ Main■Controller■ 1.■Check■the■installation■of■the■Open■
PCB■2 I/F■PCB■or■the■Bypass■I/F■PCB■on■
•■ Open■I/F■PCB the■Main■Controller■PCB■2.
•■ Bypass■PCB 2.■Replace■the■Open■I/F■PCB■or■
the■Bypass■I/F■PCB■on■the■Main■
Controller■PCB■2.
3.■Replace■the■Main■Controller■PCB■2.
•■ Main■Controller■ 1.■Check■the■installation■of■the■
PCB■2 Memory■PCB■on■the■Main■
•■ Memory■PCB Controller■PCB■2.
2.■Replace■the■Memory■PCB■on■the■
Main■Controller■PCB■2.
3.■Replace■the■Main■Controller■PCB■2.
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■2. E246
PCB■2
•■ Main■Controller■ 1.■Replace■the■Main■Controller■PCB■2. -
PCB■2
•■ Main■Controller■ 1.■Check■the■cable■connection■of■the■
PCB■2 HDD.
•■ PCI■Expansion■ 2.■Check■the■connection■between■
PCB the■Main■Controller■PCB■2■and■the■
•■ HDD■Cable Main■Controller■PCB■1.
•■ HDD 3.■Replace■the■HDD.
6-43
Error■
Code
E748
E748
E732
E747
E748
E747
E748
E355
E350
E355
-
T-6-18
6-43