7
7
7-15
7-15
Error•Jam•Alarm■>■Error■Code■>■Error■Code■Details
Error•Jam•Alarm■>■Error■Code■>■Error■Code■Details
Error■
code
Detail■
Code Location
Item
Description
E012 0001 05
Title
CL■Drum■Motor■error
Detection■
description
It■did■not■become■the■specified■speed■for■0.5■consecutive■sec■
although■0.8■sec■have■passed■from■the■startup■of■the■CL■Drum■
Motor■in■the■Main■Drive■Unit.
Remedy
[Related■parts]
•■ Harness■between■the■CL■Drum■Motor■(M03/J1103)■and■the■DC■
Controller■PCB■(UN04/J129)■(Unit■of■replacement:■CABLE,■
MAIN■DRIVE)
•■ Main■Drive■Unit■(Unit■of■replacement:■MAIN■DRIVE■
ASSEMBLY)
•■ CL■Drum■Motor■(M03)
•■ DC■Controller■PCB■(UN04)■(Unit■of■replacement:■DC■
CONTROLLER■PCB■ASSEMBLY)
•■ Low■Voltage■Power■Supply■PCB■(UN01)■(Unit■of■replacement:■
POWER■SUPPLY■ASSEMBLY)
[Remedy]■Perform■the■following■in■the■order■while■checking■
whether■the■error■is■cleared.
1.■Check■whether■the■gears■of■the■Main■Drive■Unit■can■be■rotated■
by■hand.
a.■If■they■cannot■be■rotated,■replace■the■Main■Drive■Unit.
b.■If■they■can■be■rotated,■check■the■harness■between■the■CL■
Drum■Motor■and■the■DC■Controller■PCB.
2.■Measure■the■both■ends■of■the■fuse■in■the■Low■Voltage■Power■
Supply■PCB■using■a■tester.
a.■If■the■measurement■value■is■less■than■1■ohm■(conduction■
state),
1.■Replace■the■CL■Drum■Motor.
2.■Replace■the■DC■Controller■PCB.
b.■If■the■measurement■value■is■1■ohm■or■higher■(non■conduction■
state),■replace■the■Low■Voltage■Power■Supply■PCB.
[Reference]■Before■replacing■the■DC■Controller■PCB,■back■up■the■
service■mode■data■(approx.■2■min)■and■restore■the■backup■data■
after■the■replacement■so■the■data■may■be■able■to■be■protected.
•■ Backup:■COPIER■(LEVEL2)>■FUNCTION>■SYSTEM>■
DSRAMBUP
•■ Restoration:■COPIER■(LEVEL2)>■FUNCTION>■SYSTEM>■
DSRAMRES
Error■
code
Detail■
Code Location
Item
Description
E012 0002 05
Title
CL■Drum■Motor■error
Detection■
description
The■specified■speed■could■not■be■maintained■for■0.5■consecutive■
sec■although■it■became■the■specified■speed■at■least■once■from■
the■startup■of■the■CL■Drum■Motor■in■the■Main■Drive■Unit.■(The■
detection■timing■varies■depending■on■the■paper■feed■conditions.)
Remedy
[Related■parts]
•■ Harness■between■the■CL■Drum■Motor■(M03/J1103)■and■the■DC■
Controller■PCB■(UN04/J129)■(Unit■of■replacement:■CABLE,■
MAIN■DRIVE)
•■ Main■Drive■Unit■(Unit■of■replacement:■MAIN■DRIVE■
ASSEMBLY)
•■ CL■Drum■Motor■(M03)
•■ DC■Controller■PCB■(UN04)■(Unit■of■replacement:■DC■
CONTROLLER■PCB■ASSEMBLY)
•■ Low■Voltage■Power■Supply■PCB■(UN01)■(Unit■of■replacement:■
POWER■SUPPLY■ASSEMBLY)
[Remedy]■Perform■the■following■in■the■order■while■checking■
whether■the■error■is■cleared.
1.■Check■whether■the■gears■of■the■Main■Drive■Unit■can■be■rotated■
by■hand.
a.■If■they■cannot■be■rotated,■replace■the■Main■Drive■Unit.
b.■If■they■can■be■rotated,■check■the■harness■between■the■CL■
Drum■Motor■and■the■DC■Controller■PCB.
2.■Measure■the■both■ends■of■the■fuse■in■the■Low■Voltage■Power■
Supply■PCB■using■a■tester.
a.■If■the■measurement■value■is■less■than■1■ohm■(conduction■
state),
1.■Replace■the■CL■Drum■Motor.
2.■Replace■the■DC■Controller■PCB.
b.■If■the■measurement■value■is■1■ohm■or■higher■(non■conduction■
state),■replace■the■Low■Voltage■Power■Supply■PCB.
[Reference]■Before■replacing■the■DC■Controller■PCB,■back■up■the■
service■mode■data■(approx.■2■min)■and■restore■the■backup■data■
after■the■replacement■so■the■data■may■be■able■to■be■protected.
•■ Backup:■COPIER■(LEVEL2)>■FUNCTION>■SYSTEM>■
DSRAMBUP
•■ Restoration:■COPIER■(LEVEL2)>■FUNCTION>■SYSTEM>■
DSRAMRES