Kyocera TASKalfa 7002i Service Manual page 881

When scanning the first (front) side through DP
Step Check description
1 Checking the situation
2 Cleaning the slit glass
3 Checking the slit glass
4 Checking the scanning
guide
(2-13) Blurred image
When scanning the second (back) side through the DP
Step Check description
1 Checking the CIS glass
2 Cleaning the CIS glass
3 Checking the CIS glass
4 Replacing the CIS glass
5 Checking the DPCIS roller
6 Executing U411
7 Checking the DPCIS
8 Checking the DPCIS
When scanning the first (front) side through DP
Step Check description
1 Checking the original
2 Checking the slit glass
Assumed cause
The table scanning of origi-
nals is faulty.
The slit glass is dirty.
The slit glass is bent.
The scanning guide is not
properly attached.
Assumed cause
The CIS glass has conden-
sation.
The CIS glass is dirty.
The CIS glass is warped.
The CIS glass has some
scratches.
The DPCIS roller does not
rotate properly.
The automatic scanner
adjustment is not exe-
cuted.
The DPCIS is not properly
attached.
The DPCIS is faulty.
Assumed cause
The original is wavy.
The slit glass has conden-
sation.
7-21
Measures
Perform the measures for the
same abnormal image when
scanning on the contact
glass.
Clean the slit glass.
Reattach the slit glass.
Reattach the scanning guide.
Measures
Remove condensation on the
CIS glass.
Clean the CIS glass and the
DP conveying guide.
Reattach the CIS glass.
Replace the CIS glass.
Reattach the DPCIS roller
driving section.
Execute U411 [DP
FD(ChartA)].
Reattach the DPCIS.
Replace the DPCIS, and then
execute U091 and U411.
Measures
Make the originals flat, or
replace it if possible.
Remove the condensation on
the slit glass.
2WA/2NJ/2RK
Reference
Reference
Executing
U411
Detaching
and Reat-
taching the
DPCIS
Detaching
and Reat-
taching the
DPCIS
Reference