3-6 Service Manual
5026
Print registration
Print registration (C746x)
To set print registration:
1. Select REGISTRATION from the Diagnostics Menu.
2. Select Quick Test.
The message Quick Test Printing… appears on the display.
Note: Retain this page to determine the changes you need to make to the margin settings.
3. Use or to select the margin setting you need to change, and press .
4. Use to decrease or to increase the offset values, and press to confirm the value.
5. The message Submitting selection displays and the original REGISTRATION screen appears.
The print registration range is:
6. Continue changing the settings by repeating steps 2 through 4.
7. Print another copy of the Quick Test to verify your changes.
To exit without changing the value, press .
Print registration (C748x)
To set print registration:
1. Select REGISTRATION from the Diagnostics Menu.
2. Select Quick Test.
The message Quick Test Printing… appears on the display.
Note: Retain this page to determine the changes you need to make to the margin settings.
3. Select the margin setting you need to change.
4. Touch to decrease or to increase the offset values,.
5. The message Submitting changes displays and the original REGISTRATION screen appears.
Description Value Direction of change
Skew -50 to +50 Each increment
corresponds to 1/1200 of an inch.
Skew settings should be between -5
and +5. If not, readjust the skew
with the printhead mechanical
setting. See “Printhead
alignment” on page 4-8.
Top margin -25 to +25 Each increment
corresponds to 8 scans at a 600 dpi
scan rate (0.0133 inches or
0.339 mm)
.
A positive change moves the image
down the page and increases the
top margin. A negative change
moves the image up and decreases
the top margin.
Note: Make sure media selection
size matches the media size in tray
1.
Bottom margin -25 to +25 Each increment causes
approximately 0.55 mm shift in the
bottom margin.
A positive offset moves text up the
page and widens the bottom
margin. A negative offset moves
text down the page and narrows the
bottom margin.
Left margin -50 to +50 Each increment
corresponds to 4 pels at 600 dpi
(0.00666 in. or 0.1693 mm).
A positive change moves the image
to the right. A negative change
moves the image to the left.
Right margin -50 to +50 Each increment
corresponds to an approximate shift
of 4 pels at 600 dpi.
A positive change moves the image
to the left. A negative change
moves the image to the right.