Epson Stylus Pro 7400 User Manual

							Maintenance and Transportation301
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6. When the paper cutter holder stops at the replacement 
position, OPEN FRONT COVER TO SEE CUTTER REPLACEMENT 
LABEL appears. Open the front cover.
7. When SEE LABEL TO REPLACE CUTTER appears on the LCD 
panel, push in the side pin while turning the paper cutter 
cover to the right to open the casing.
 
						

							302Maintenance and TransportationNote:
Do not touch the circuit board attached to the print head when 
replacing the cutter blade.
8. Slowly take your finger off the side pin. The paper cutter 
raises so it can be removed.
Note:
Be careful not to let the cutter or the spring coil pop out of the casing.
9. Carefully remove the old cutter from the printer.
10. Remove the new paper cutter from its package.
11. Make sure the spring coil is inside the cutter holder and if 
necessary, reinstall the coil.
12. Fully insert the new cutter into the paper cutter holder in the 
direction as shown below.
 
						

							Maintenance and Transportation303
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13. Push in the side pin while turning the paper cutter cover to 
the left to close the casing.
14. Make sure that CLOSE FRONT COVER is displayed, then close 
the front cover. The cutter holder moves to the home (far 
right) position.
15. Wait until READY appears on the LCD panel. Paper cutter 
replacement is complete.
 
						

							304Maintenance and Transportation
Attaching the Manual Cutter Unit
To attach the manual cutter unit, follow the steps below.
Note:
A manual cutter unit has either two or three holes on each side. The 
illustration used here is a manual cutter unit with three holes. The 
instructions are the same, except as noted.
1. Make sure that the printer is turned off.
2. Using the screwdriver, loosen the four screws (silver ones) on 
the platen and then remove them. 
Note:
Do not loosen the black screws.
 
						

							Maintenance and Transportation305
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3. Hold the cutter unit, and hook its left side to the left square 
hole on the platen.
4. Similarly, hook the other side to the right square hole on the 
platen.
5. Secure the cutter unit with the four screws you removed in 
step 2. Use the second and third holes from the top.
 
						

							306Maintenance and TransportationNote:
❏If your manual cutter unit has only two holes on each side, use 
the lower hole to secure the cutter unit with the screw. Keep the 
other two screws and do not lose them.
❏If you are not using the cutter blade unit, fully slide it to the left 
so that it will not damage your print data.
❏See the Manual Paper Cutter Unit manual shipped with your 
Manual Paper Cutter Unit for “Using the Manual Cutter 
Unit”.
Removing the Manual Cutter Unit
Remove the manual cutter unit when you transport the printer.
1. Using the screw driver, loosen the screws on the platen.
2. Unhook and remove the cutter from the printer.
3. Secure the four screws you removed on the platen.
 
						

							Maintenance and Transportation307
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Cleaning the Printer
To keep your printer operation in its top condition, clean it 
thoroughly if it becomes soiled.
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Warning:
Be careful not to touch the gears inside the printer.
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Caution:
❏Never use alcohol or thinners to clean the printer; these 
chemicals can damage the components as well as the case.
❏Be careful not to get water on the printer mechanism or 
electronic components.
❏Do not use a hard or abrasive brush.
❏Do not spray the inside of the printer with lubricants; 
unsuitable oils can damage the mechanism. Contact your 
dealer or a qualified service person if lubrication is needed. 
See “Contacting Customer Support” on page 352.
1. Make sure the printer is turned off and all the lights are off, 
and then unplug the power cord. Leave the printer for a 
minute.
 
						

							308Maintenance and Transportation
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Caution:
Do not touch the following parts; otherwise, printouts may 
be soiled.
2. Open the front cover and use a soft, clean cloth to carefully 
clean away any dust or dirt inside the printer. Wipe the gray 
part by following the directions of the arrows.
Roller
Ink absorption
Print head guide
 
						

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If the back of the printout is soiled or if there is a serious 
problem of dirt on the inside of the printer, clean it using a 
soft, clean cloth dampened with mild detergent. Then, wipe 
the inside of the printer dry with a dry, soft cloth.
3. If some powdery paper dust is stuffed in the platen, use 
something like a toothpick to remove it. Close the front cover.
 
						

							310Maintenance and Transportation 4. Remove the paper basket. Then clean away any dust or dirt 
around the leg assembly using a soft brush.
5. If the outer case is dirty, clean it using a soft, clean cloth 
dampened with mild detergent. Keep the ink compartment 
covers closed to prevent water from getting inside.
6. To wash the paper basket, remove the shafts from the basket 
and then wash it with mild detergent.
If you have not used your printer for a long time
If you have not used your printer for a long time, the print head 
nozzles may become clogged. Perform a nozzle check and clean 
the print head. 
To perform a nozzle check using the control panel, see “Checking 
the print head nozzles” on page 224.
To perform a nozzle check using the printer software, see 
“Checking the print head nozzles” on page 68 for Windows, 
“Checking the print head nozzles” on page 140 for Mac OS 9.x, or 
“Checking the print head nozzles” on page 192 for Mac OS X.
To clean the print head using the control panel, press the Menu 
r button for more than 3 seconds.
To clean the print head using the printer software, see “Cleaning 
the print head” on page 70 for Windows, “Cleaning the print 
head” on page 142 for Mac OS 9.x, or “Cleaning the print head” 
on page 194 for Mac OS X.
If you have not used your printer for more than one month, the 
printer requires head cleaning. If POWER CLEANING. YOU MUST 
MOVE INK LEVERS WHEN CLEANING appears on the LCD when you 
turn on the printer, select YES, and then press the Menu r button 
to start head cleaning.