Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3915.3.5  T&B&S (Cut Sheet)This prints a special pattern and adjusts the printing position on the surface of 
the paper.†
Paper Used„
Size: A4
„
Type: Enhanced Matte Cut Sheet
†
Specifications„
Top margin: 10 ± 1 mm
„
Bottom margin:114 ± 1 mm
„
Side margin: 10 ± 0.3 mm
†
Procedure
1. Start the adjustment program and select [T&B&S (Cut Sheet)].
2. Click the [Print] button to print the adjustment pattern.
3. Measure the margins...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3925.3.6  Cutter Pressure AdjustmentAdjusts the pressure to cut papers after replacing the cutter solenoid.†
Required Tools„
Tension Gauge (10N)
†
Specifications„
500-600g
„
Pressure: Less than 85%
†
Procedure
1. Enter Maintenance Mode2.
Power off → Press Paper Source()
3. Select SELF TESTING: Adjustment.
Paper Feed(∇) x1 → Menu(>)
4. Select Adj: Cut Adj..
Menu(>)
5. Press Menu(>) to change the display from Pressure: **% to...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3935.3.7  Nozzle Bi-D AdjustmentPerforms standard adjustment of matte black nozzle columns. Adequately 
adjusts matte black Bi-D before performing Bi-D adjustment for all nozzles.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Turn the printer power on.
2. Start adjustment program and select [Nozzle Bi-D Adjustment].
3. Click the [Print] button to print the nozzle check pattern.
The check pattern with...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3945.3.8  Print Head Slant Adjustment (PF)†
Papers Required„
Size: 16
„
Type:  Premium Glossy Photo Paper
†
Procedure
1. Turn the printer power on.
2. Start up the adjusting program and select [Print Head Slant Adjustment 
(PF)].
3. Click [Print] to print the adjustment pattern.
Figure 5-31. Print Head Slant Adjustment (PF) Screen (1)4. Seeing the pattern in the direction shown in Figure 5-32, check the 
clearance gap between...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 395Figure 5-32. Adjustment pattern
5. Open the top cover and move the Carriage Unit to the center of the 
printer.
6. Loosen the four screws (A, B, C, and D) shown in Figure 5-34 that 
secure the head.
7. Move the Cam, Inclination, R vertically and adjust the slant of the 
print head.
z
If the upper side of the gap is wider (Pattern 1):
Lower the Cam, Inclination, R.
z
If the bottom side of the gap is wider  (Pattern 3):...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 396Figure 5-34. Head Fixing Screws and the Cam , Inclination, R.3
D
Cam, Inclination,R
A
B
C
Head Fixing Screws 

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3975.3.9  Print Head Slant Adjustment (CR)†
Papers Required„
Size: 16
„
Type:  Premium Glossy Photo Paper
†
Procedure
1. Turn the printer power on.
2. Start up the adjusting program, select [Print Head Slant Adjustment (CR)] and click [Print] to print the adjustment pattern. After the printing is finished, the 
Carriage Unit moves to the center of the printer (adjustment position).
3. Click [Next] (Proceed to Screen 2)....

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3984. Seeing the pattern in the direction shown in Figure 5-36, check the 
clearance gap between the light magenta and magenta for both right 
and left columns of the third, ninth, and fifteenth blocks from the right.
z
No gap on both sides:
No adjustment required → Click [Next] two times (proceed to 
Screen 4), and click [Finish] to finish the adjustment.
z
Gap on any of the sides:
Adjustment required → Proceed to Procedure...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3996. Open the top cover and loosen the two screws that secure the 
Stopper, Carriage shown in Figure 5-37.
7. Loosen the four head fixing screws (A, B, C, and D) shown in Figure 
5-37.
8. Move the Lever, Cam vertically and adjust the slant of the print head. 
z
Gap on the left column : Lower the Lever, Cam.
z
Gap on the right column : Raise the Lever, Cam.
9. Tighten the four screws that have been loosened in Procedure 7 in...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 40014. Check if the dots of each nozzle line are positioned as shown in Figure 
5-38.
15. Click [Next] twice to go back to Screen4, then click [Run]. The 
Carriage Unit moves to its home position and the paper is reeled off. 
Click [Finish] to finish the adjustment.
Figure 5-38. Checking the Dots Position
Cyan
Light Cyan
Cyan1/3
1/3 1/3Paper feed 
direction