Image Quality
Phaser 3610, WorkCentre 3615 Service Manual 3-23
IQ-8 Vertical Bands, Voids, or Streaks (In Paper Feed Direction)
Note: for the Phaser 3610, begin the procedure at step 4.
Troubleshooting Reference
Applicable Parts Example Print
• Transfer Roller Assembly, 3.4
• Drum Cartridge, PL 3.1
•ROS Assembly, PL 3.2
• Fusing Assembly, PL 3.5
Troubleshooting Procedure
Step Actions and Questions Yes No
1 Does the error occur only during copying? Go to step 2. Go to step 4.
2
Is the original clean?
Go to step 3.
Change the
original.
3
Is there any damages or foreign substances on the Platen
Glass and DADF Feed Roller?
Remove the for-
eign substances
or clean up the
IIT/DADF. If the
Platen Glass has
been damaged,
replace (REP 6.1
IIT Assembly),
then go to step 5.
Go to step 4.
4
Print the Pitch Chart. (Machine Status / Tools / Admin Set-
tings / Service Tools / Chart.
When a repeating defect / deletion is observed, use the Pitch
Chart to determine the defective part.
Are there any defects / deletions matching the chart?
Replace the corre-
sponding parts.
Go to step 5.
Go to step 5.
5
Is the installed paper new and dry? Does the paper meet
specifications?
Go to step 6.
Replace with
paper that
meets specifi-
cations, then
go to step 6.
Vertical Blank Lines