Epson Stylus Color 640 User Manual page 121

Possible cause
The Maximum
Printable Area setting
is turned on.
The paper thickness
lever is in the +
position.
Vertical lines are misaligned or vertical banding appears
Possible cause
The print head nozzles
are clogged.
The High Speed
setting is turned on.
The print head is
misaligned.
The paper thickness
lever is in the +
position.
Troubleshooting
Solution
Select the Standard Printable Area setting to avoid banding in the
expanded margin area. See
Options for more information.
Set the paper thickness lever to the 0 position and try printing again. See
Media Loading and Handling Guidelines
Solution
Clean the print head. See
Turn off the High Speed setting if vertical lines are misaligned. See
Customizing Print Quality and Special Effects
Run the Print Head Alignment utility. See
instructions.
Set the paper thickness lever to the 0 position and try printing again. See
Media Loading and Handling Guidelines
Selecting Paper Size and Orientation
for details.
Cleaning the Print Head
for information.
Aligning the Print Head
for details.
for instructions.
for
Page 121