Canon imageRUNNER ADVANCE C3325 Series Service Manual page 546

Location■ Alarm■ Description
Code Code
30 0025 A■voltage■value■below■the■
threshold■value■was■detected■
with■primary■transfer■ATVC■
control■for■yellow
30 0026 A■voltage■value■below■the■
threshold■value■was■detected■
with■primary■transfer■ATVC■
control■for■magenta
7
Error•Jam•Alarm■>■Alarm■Code
Details
Remedy:
1.■Check■the■harness■between■the■Primary■Transfer■
High■Voltage■PCB■and■the■DC■Controller■
PCB■(open■circuit,■caught■cable,■connector■
disconnection).
■->■Replace■the■harness■if■it■is■faulty
2.■Check■the■contact■point■between■the■ITB■Unit■and■
the■Primary■Transfer■Power■Feed■Unit.
3.■Execute■primary■transfer■ATVC■again.
■->■If■the■abnormality■is■found■again,■perform■the■
remedy■shown■below.■If■abnormality■is■not■found,■
continue■use■with■careful■attention.
4.■Replace■the■Drum■Unit■of■the■corresponding■
station.
5.■Replace■the■ITB■Unit.
6.■Replace■the■Primary■Transfer■High■Voltage■PCB.
7.■Replace■the■DC■Controller■PCB.
Remedy:
1.■Check■the■harness■between■the■Primary■Transfer■
High■Voltage■PCB■and■the■DC■Controller■
PCB■(open■circuit,■caught■cable,■connector■
disconnection).
■->■Replace■the■harness■if■it■is■faulty
2.■Check■the■contact■point■between■the■ITB■Unit■and■
the■Primary■Transfer■Power■Feed■Unit.
3.■Execute■primary■transfer■ATVC■again.
■->■If■the■abnormality■is■found■again,■perform■the■
remedy■shown■below.■If■abnormality■is■not■found,■
continue■use■with■careful■attention.
4.■Replace■the■Drum■Unit■of■the■corresponding■
station.
5.■Replace■the■ITB■Unit.
6.■Replace■the■Primary■Transfer■High■Voltage■PCB.
7.■Replace■the■DC■Controller■PCB.
7 Error•Jam•Alarm■>■Alarm■Code
Location■ Alarm■ Description
Code Code
30 0027 A■voltage■value■below■the■
threshold■value■was■detected■
with■primary■transfer■ATVC■
control■for■cyan
30 0028 A■voltage■value■below■the■
threshold■value■was■detected■
with■primary■transfer■ATVC■
control■for■black
7-120
Details
Remedy:
1.■Check■the■harness■between■the■Primary■Transfer■
High■Voltage■PCB■and■the■DC■Controller■
PCB■(open■circuit,■caught■cable,■connector■
disconnection).
■->■Replace■the■harness■if■it■is■faulty
2.■Check■the■contact■point■between■the■ITB■Unit■and■
the■Primary■Transfer■Power■Feed■Unit.
3.■Execute■primary■transfer■ATVC■again.
■->■If■the■abnormality■is■found■again,■perform■the■
remedy■shown■below.■If■abnormality■is■not■found,■
continue■use■with■careful■attention.
4.■Replace■the■Drum■Unit■of■the■corresponding■
station.
5.■Replace■the■ITB■Unit.
6.■Replace■the■Primary■Transfer■High■Voltage■PCB.
7.■Replace■the■DC■Controller■PCB.
Remedy:
1.■Check■the■harness■between■the■Primary■Transfer■
High■Voltage■PCB■and■the■DC■Controller■
PCB■(open■circuit,■caught■cable,■connector■
disconnection).
■->■Replace■the■harness■if■it■is■faulty
2.■Check■the■contact■point■between■the■ITB■Unit■and■
the■Primary■Transfer■Power■Feed■Unit.
3.■Execute■primary■transfer■ATVC■again.
■->■If■the■abnormality■is■found■again,■perform■the■
remedy■shown■below.■If■abnormality■is■not■found,■
continue■use■with■careful■attention.
4.■Replace■the■Drum■Unit■of■the■corresponding■
station.
5.■Replace■the■ITB■Unit.
6.■Replace■the■Primary■Transfer■High■Voltage■PCB.
7.■Replace■the■DC■Controller■PCB.
7-120