Epson Stylus Pro 7900 User Manual

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3. Open the ink cover all the way. 
4. Then press in the cartridge you want to replace. The cartridge pops out.
5. Remove the expended ink cartridge from the printer. It’s a good idea to 
save your first set of expended cartridges so you can use them for 
transporting the printer, if necessary.
WARNING: Do not shake 
the expended cartridge, or 
ink may leak out. If ink gets 
on your hands, wash them 
thoroughly with soap 
and water. If ink gets in 
your...

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6. Make sure the replacement cartridge is the correct color and remove it 
from its package. Gently shake the cartridge for about 5 seconds before 
installing it.
7. Hold the cartridge with the arrow pointing toward the printer. Then 
insert the cartridge into the slot until it clicks into place. Don’t force it 
in. 
8. Close the ink cover. 
Once the cartridge is installed, the printer returns to its 
READY state. 
Note: If you can’t insert 
the cartridge...

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Switching Black Ink Mode
You can switch the black ink from Photo Black to Matte Black or vice-versa 
by pressing the   button on the control panel.
The Photo Black cartridge is ideal for printing photographic images on 
all media types. It is optimized for traditional photographic and ink 
jet-coated papers, such as Epson Ultra Premium Photo Paper Luster, 
Premium Photo Paper Semi-gloss, Proofing Paper Commercial, and so 
on.
The Matte Black cartridge is...

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Using Maintenance Mode
Maintenance mode allows you to make special settings and perform 
maintenance procedures that may be needed occasionally. You can use 
maintenance mode to do the following:
Change the language or units of measurements used on the printer’s 
control panel menus.
Adjust the maximum value for roll paper tension.
Run a “super strong” cleaning cycle. 
Return all of the printer’s control panel settings to their default values.
Follow these...

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To run a super strong cleaning cycle, press d to highlight 
SS CLEANING, then press r to display EXECUTE. Press OK to 
start the cleaning cycle.
To return all control panel settings to their default values, press d to 
highlight 
DEFAULT PANEL, then press r to display EXECUTE. 
Press 
OK to restore the default settings.
4. To exit maintenance mode, turn off the printer by pressing the PPower 
button. Press the PPower button again to turn on the printer in...

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5. To remove the cutter cover, press in the tab and pull it down.
6. Loosen the screw using a cross-head screwdriver.
 

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7. Carefully remove the cutter.
8. Dispose of the cutter in accordance with local regulations.
Installing the New Cutter
Remove the new blade from its package, then follow these steps to install it:
1. Insert the new cutter into the holder. Make sure the cutter pin goes into 
the hole.
WARNING: The blade is 
sharp. Be careful when 
removing it. 
 

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2. Tighten the screw using a cross-head screwdriver.
3. Align the cover, then press it in until it clicks into place.
4. Press 
OK to finish the replacement process. The cutter moves to home 
position.
5. Run the Cutter Adjustment from the Maintenance Menu on the control 
panel. 
After you print the pattern, put the two cut pieces together and select 
the pattern with the most precise cut between the two colors. Select the 
pattern number on the control...

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Replacing the Maintenance Tank
The maintenance tank stores ink that gets flushed from the system during 
the initial ink charge and manual and automatic print head cleaning. When 
the tank is almost full, the message 
MAINTENANCE TANK NEARLY FULL 
appears on the LCD display. When the tank is completely full, the printer 
stops working and 
MAINTENANCE TANK FULL appears on the LCD. 
You can check how much space remains in the maintenance tank by viewing...

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3. Grasp the handle at the bottom of the tank (on the side of the printer) 
and gently pull out the maintenance tank. Then place it in the plastic 
bag included with the new tank.
4. Insert the new tank.
Caution: Be careful not 
to spill ink from the 
maintenance tank when 
removing it. Hold it upright 
at all times and dispose of 
it carefully.