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Xerox DocuPrint 255DN User Manual

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Page 141

Cleaning the Printer
Chapter 4: Maintaining the Printer
v4-7
7While holding the paper switch down, wipe all the rollers 
with a clean cloth. 
8Clean the areas between the developer rollers. It is not 
necessary to completely remove the toner from the 
developer rollers.
9Hold the Print Drum with both hands by the side handles.
10Replace the Print Drum by sliding it down and into the 
printer.
11Secure both latches of the Print Drum.
12Close the Front Cover.
If you detect the presence of any oil on any of...

Page 142

Adjusting Density and Color Balance
4-8
vDocuPrint NC60 System Administrator Guide
Adjusting Density and 
Color Balance
You may notice, over the course of using the printer, that 
colors may change. For example, reds may begin to take 
on a purple cast, or blues may take on a green cast. This 
happens during the normal use of a color printer and can 
be easily remedied by using the Density/Color Balance 
Adjustment procedure described in this section. This 
procedure, which should be done monthly, will...

Page 143

Adjusting Density and Color Balance
Chapter 4: Maintaining the Printer
v4-9
Printing a Test Page1Press Menu Up or Menu Down until you see:
2Press Item Up or Item Down.
You will see:
The printer prints the Color Balance test print.
Menus
Color Adjust
Processing
Downloaded From ManualsPrinter.com Manuals 

Page 144

Adjusting Density and Color Balance
4-10
vDocuPrint NC60 System Administrator Guide
Interpreting the
Te s t P r i n tThe Color Balance test print contains numbered images 
that indicate possible adjustments that can be made, as 
shown in Figure 4.2. You can choose to make an 
adjustment to the Color Density, the Black Density, or the 
Color Balance. 
(While Figure 4.2 is in black and white, the actual Color 
Balance test page is in full color.)
The Color Density Images, numbered -3CMY...0,...+3CMY 
and...

Page 145

Adjusting Density and Color Balance
Chapter 4: Maintaining the Printer
v4-11
What To Look ForThere are basically three things to look for in examining 
the test print.
1. The Color Density and the Black Density are a matter 
of taste. The 30% halftones can be used to judge the 
current level and decide on a preference.
2. The Color Density and Black Density should be at 
approximately the same level. This is important in 
order to make the Color Balance adjustment.
3. The correct Color Balance is...

Page 146

Adjusting Density and Color Balance
4-12
vDocuPrint NC60 System Administrator Guide
Making AdjustmentsUse the following procedures to make adjustments to the 
color density and balance:
Color Density Adjustment
1Press Item Up or Item Down until you see:
2Press Value Up or Value Down until you see:
Values are -3CMY, -2CMY, -1CMY, 0, +1CMY, +2CMY, 
+3CMY..
3Press Enter. The test page will print and the Control Panel 
will display:
4Enter “0” to set the current value or set another new value 
by repeating...

Page 147

Adjusting Density and Color Balance
Chapter 4: Maintaining the Printer
v4-13
Black Density Adjustment
1Press Item Up or Item Down until you see:
2Press Value Up or Value Down until you see:
Values are -3K, -2K, -1K, 0, +1K, +2K, +3K.
3Press Enter. The test page will print and the Control Panel 
will display:
4Enter “0” to set the current value or set another new value 
by repeating Steps 2 and 3 above..
Color Adjust
Black Density
Black Density  =
New Value
Color Adjust Menu
Black Density
Downloaded From...

Page 148

Adjusting Density and Color Balance
4-14
vDocuPrint NC60 System Administrator Guide
Color Balance Adjustment
1Press Menu Up or Menu Down until you see:
2Press Item Up or Item Down until you see:
3Press Value Up or Value Down until you see:
Values are 0,10,11,12,13,14,15,16,17,18,19,20,21.
4Press Enter. The test page will print and the Control Panel 
will display:
5Enter “0” to set the current value or set another new value 
by repeating Steps 3 and 4 above.
Menus
Color Adjust Menu
Color Adjust
Color...

Page 149

Adjusting Density and Color Balance
Chapter 4: Maintaining the Printer
v4-15
Adjustment RecoveryWhile in the color adjustment routine you have two 
methods of recovering previous settings: 
• You can choose to return to the values you had before 
you began the adjustment routine by using the Color 
Adjust menu’s Cancel Changes item.
The printer will be restored to the original settings you 
had when you entered the color adjustment routine
• You can choose to return the values to the factory 
default...

Page 150

Upgrading the Printer Software
4-16
vDocuPrint NC60 System Administrator Guide
Upgrading the Printer Software
The Printer Controller is FLASH ROM equipped. This 
means as software fixes and upgrades are available, you 
are able to update printer software without a service call.
The current software at the time of manufacture is 
provided on the CD-ROM. The path to the software is:
In addition the newest software will always be available 
on the Internet on both the Xerox ftp and world wide 
web sites....
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