Vertical Blanks - Dell 2135cn - Multifunction Color Laser Printer Troubleshooting Manual

Action
Locate the cause of the problem using the Pitch Configuration Chart.
1. Launch the Tool Box, and click Chart Print on the Diagnosis tab.
2. Click the Pitch Configuration Chart button.
1 The Pitch Configuration Chart is printed.
3. Compare the pitch of the color spots on your output with that on the Pitch
Configuration Chart, and locate the cause of the problem.
Is the cause of the problem located?
Replace the PHD unit if you have a spare unit.
1. Replace the PHD unit. See
"Installing the PHD Unit".
2. After you replace the PHD unit, click Chart Print on the Diagnosis tab.
2a
3. Click the Pitch Configuration Chart button.
The Pitch Configuration Chart is printed.
Is the problem resolved?
Replace the fuser if you have a spare.
1. Replace the fuser. See the fuser replacement guide, Replacing the Fuser.
2. After you replace the fuser, click Chart Print on the Diagnosis tab.
3. Click the Pitch Configuration Chart button.
2b
The Pitch Configuration Chart is printed.
Is the problem resolved?

Vertical blanks

Action
Ensure the light path is not covered.
1. Remove the PHD unit, and keep it in the dark place. See
2. Check the light path, and then remove the shielding.
3. Reinstall the PHD unit. See
4. Launch the Tool Box, and click Chart Print on the Diagnosis tab.
1
5. Click the Pitch Configuration Chart button.
The Pitch Configuration Chart is printed.
Is the problem resolved?
Replace the PHD unit if you have a spare unit.
1. Replace the PHD unit. See
2. After you replace the PHD unit, click Chart Print on the Diagnosis tab.
3. Click the Pitch Configuration Chart button.
2
The Pitch Configuration Chart is printed.
Is the problem resolved?
Ghosting
Action
Locate the cause of the problem using the Ghost Configuration Chart.
1. Launch the Tool Box, and click Chart Print on the Diagnosis tab.
2. Click the Ghost Configuration Chart button.
1
"Replacing the Print Head Device (PHD) Unit"
"Replacing the Print Head Device (PHD)
"Installing the PHD Unit".
"Replacing the Print Head Device (PHD) Unit"
Yes
Proceed to the action corresponding to the
location of the problem:
PHD unit - 2a
l
Fuser - 2b.
l
Main unit of the printer - contact Dell.
l
and
The task is complete.
The task is complete.
Yes
Unit".
The task is complete. Go to action 2.
and "Installing the PHD Unit".
The task is complete. Contact Dell.
Yes
Proceed to the action corresponding to the type
of ghosting.
Positive ghost - 2a
No
Contact
Dell.
Contact
Dell.
Contact
Dell.
No
No
Contact Dell.