Epson Stylus Pro 4400 User Manual

Printing with Mac OS X211
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Cleaning the print head
If you find that the printed data is unexpectedly faint or dots in 
the printed data are missing, you may be able to solve these 
problems by using the Head Cleaning utility to clean the print 
head, which ensures that the nozzles are delivering ink properly.
To use the Head Cleaning utility, follow the steps below.
Note:
❏Do not start the Head Cleaning utility while printing is in progress; 
otherwise, your printout may be...

212Printing with Mac OS X ❏Replace some of ink cartridges as they may be old or 
damaged.
If the print quality remains a problem after you have tried these 
solutions, contact your dealer. See “Contacting Customer 
Support” on page 349.
Aligning the print head
If you find misaligned lines or black or white banding on the 
printed data, you may be able to solve these problems by using 
the Print Head Alignment utility to align the print head. 
To use the Print Head Alignment utility, follow the steps...

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Using the Print Assistant function
You can access the following information by clicking the Print 
Assistant button:
❏Reference Guide (Troubleshooting page)
❏Paper information that is most suitable for the printing
❏Technical Support Web Site
Getting Information Through Online Help
Your printer software has extensive online help, which provides 
you with instructions on printing, making printer driver settings, 
and using the printer utilities.
To...

214Printing with Mac OS X 3. Double-click the Printer Driver folder.
4. Double-click the SPro4400_xxx or SPro4800_xxx icon.
5. If the Authenticate dialog appears, enter the password or 
phrase and then click OK.
6. Click Continue.
7. Select Uninstall from the pull-down menu at the top left, and 
click the Uninstall button at the bottom right.
 

The Control Panel215
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Chapter 4
The Control Panel
Buttons, Lights, and Messages
The control panel of the printer consists of 6 buttons, 3 lights, and 
a 32-character liquid crystal display (LCD). 
Buttons 
This section describes the functions of the buttons on the control 
panel.
Button Description
1 Power button  Turns the printer on or off. 
2 Pause button  Stops printing temporarily.
Restarts printing if pressed when printer is in the 
pause mode.
Clears print data in...

216The Control Panel
3Paper Source 
button Selects a paper source (Roll Auto Cut On   
/Roll Auto Cut Off  /Sheet  )
Cuts the roll paper automatically after printing 
if pressed and held for 3 seconds when Roll 
Auto Cut On   is selected.
Returns to the previous level when pressed in 
the SelecType mode.
4Paper Feed 
button Feeds paper the in forward direction.
Ejects the cut-sheet paper when Sheet   is 
selected as the paper source.
Feeds the roll paper before cutting it when Roll 
Auto Cut On   setting...

The Control Panel217
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Lights
This section describes the functions of the lights on the control 
panel.
The lights let you know the status of the printer and the type of 
an error when it occurs.
6 Menu button  Enters the SelecType mode.
Enters PRINT STATUS MENU if pressed during 
printing.
Selects a desired menu in forward order if 
pressed in the SelecType mode.
Sets the selected parameter in the selected 
item in the SelecType mode.
Executes the item if the selected item...

218The Control Panel
Combination of buttons
This section describes the functions available when several 
buttons are pressed at the same time.
Messages
This section describes the meaning of messages displayed on the 
LCD.
9Paper check light 
(red)On:
No paper is loaded in the paper tray when 
Sheet   is selected as the paper source.
Roll paper is out when Roll Auto Cut On   or 
Roll Auto Cut Off   is selected as the paper 
source.
The selected paper source (Roll Auto Cut On 
 /Roll Auto Cut Off  /Sheet...

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The messages are either status messages or error messages. For 
error messages, see “An error has occurred” on page 313.
SelecType Settings
When to use SelecType
The SelecType mode enables you to make printer settings similar 
to those you would normally make in the driver or software, as 
well as other additional settings — directly through the control 
panel. 
Message Description
READY The printer is ready to print data.
PRINTING The printer is...

220The Control Panel Note:
❏Some applications may send commands to the printer that override 
the SelecType settings. If you are not getting the results you expect, 
check your application’s settings.
❏To see the current SelecType settings, print a status sheet.
SelecType menu list
Note:
If you are using EPSON Stylus Pro 4400, PRINTABLE PG and INK 
LEFT show only 4 ink cartridges.
Menu Item Parameter