KIP 7170K, Руководство по обслуживанию

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K134sm7e2 7-34
7. 2. 2.20 Dirt on the print (Offset)
Check the following matters with the Pattern Print, pattern: #02_00.
If necessary use other Test Patterns.
Cause Checking
order
Checking Result Treatment
Paper 1 Is the type of paper selected on the UI
same with that of actually installed
paper?
No Select the correct paper type
on the UI.
Developer Unit or
Transfer/Separation
Corona
2 Does the paper have dirt before it
enters the Fuser Unit?
Yes Check the Developer Unit or
Transfer/Separation Corona
to find the cause.
Fuser Unit 3 Clean the Fuser Roller.
Do you still have the problem even after
the cleaning?
Yes Decrease the setting value
of fusing temperature (-3 to -
5).
No OK
7. 2. 2. 21 Image Void on Long Print without Crease
The following procedure may address image void on a long print without creases.
Image void without creases would result from a too fast feeding speed.
If you can see image void and a crease at a time, refer to [7.2.2.22 Crease (and image void at a
time)].
Cause Checking
order
Checking Result Treatment
Except feeding 1 Is everything on [7.2.2.9 Void of Image]
clear?
No Refer to [7.2.2.9 Void of
Image] and check all the
points.
Cause analysis with
image void location
2 Does image void appear before 2x
standard length?
Yes Before 2x standard;
Go to step 9.
No After 2x standard;
Go to step 3.
Feed Clutch Off
Timing
lack of slack at
cutter region
3 Decrease Feed Clutch Off Timing in 30
(for shorter clutch operation) on Backup
Data.
Item No. : 053
(Feed Clutch Off Timing for Roll 1)
Item No. : 054
(Feed Clutch Off Timing for Roll 2)
Does this fix image void problem?
Yes OK
4 Again decrease the Feed Clutch Off
Timing in another 30 (for shorter clutch
operation).
Does this fix image void problem?
Yes OK
No Increase the Feed Clutch Off
Timing in 60 to restore the
original setting.
Go to step 5.
Fuser Motor 4th
Speed
print pulled too
much after 2x
standard
5 Decrease Fuser Motor 4th Speed that
corresponds to the media width/type in
1 (for slower speed) on Backup Data.
4th Speed Plain Tracing
A3 /12”/11” 678 ---
A2 /18”/17” 690 ---
A1 /24”/22” 702 ---
30” 726 728
A0 /36”/34” 714 716
Does this fix image void problem?
Yes OK
6 Decrease the 4th Speed in another 1
(slower).
Does this fix image void problem?
Yes OK