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....

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.
 

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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...

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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.
c
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...

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...