Epson 4880 C Service Manual

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4015.3.10  Auto Uni-d AdjustmentPerforms Auto Uni-D Adjustment with the Multi Sensor. When the adjustment 
pattern is printed, the adjustment; from scanning the pattern to correcting, is 
executed automatically. The pattern is printed at PG=1.2, and the correction 
value is automatically copied for other PG settings.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Turn the printer on.
2. Start adjustment program and select [Auto Uni-d Adjustment].
3. Click the [Run] button to print the adjustment pattern.
4. As the pattern is printed, the printer automatically scans the pattern 
and makes corrections. (This is not necessary when making special 
adjustments manually.)
5. Click the [Finish] button.
Figure 5-39. Auto Uni-d Adjustment ScreenFigure 5-40. Auto Uni-d Adjustment Pattern
VSD1
VSD2
VSD3
D row
G row
F row
A row
H row
C row
B row 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4025.3.11  Multi Sensor Adjustment for Auto Nozzle CheckThis adjustment prints a special pattern and scans it with the Multi Sensor, and 
then the difference between the position (drive pulses of the CR/PF Motors) 
read by the Multi Sensor and the standard value is registered as the correction 
value information.
In the beginning, the reading position for the primary scan direction and 
secondary scan direction is adjusted. After that, the dot missing pattern and the 
no dot missing pattern are printed and the automatic dot missing function is 
checked.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Turn the printer on.
2. Start the adjustment program and select [Multi Sensor Adjustment for 
Auto Nozzle Check].
3. Selecting [Sensor Adjustment] and clicking the [Run] button will print 
the adjustment pattern.
The printed pattern is read by the Multi Sensor, the read position is 
automatically corrected, and the results are printed along with the 
pattern.Figure 5-41. Multi Sensor Adjustment for Auto Nozzle Check Screen
Figure 5-42. Adjustment Pattern 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4034. Selecting [Print Check Pattern] and clicking the [Run] button will print 
the confirmation pattern.
Two patterns are printed (dot missing/no dot missing) and read by the 
Multi Sensor, and then the results are printed along with the patterns.
5. Click the [Finish] button.
Figure 5-43. Check Pattern (Dot Missing)Figure 5-44. Check Pattern (No Dot Missing)
[PG=1.2]
[Count] MK  : 8
[Position] MK : (    1,    2) ,
(    1,  21) ,C  : 7
(    9,    2) ,
(    9,  21) ,M  : 6
(    1,    3) ,
(    0,    0) , Y  : 8
(    9,    3) ,
(    0,    0) , PK  : 5
(    5,  12) ,
(    0,    0) , Lc  : 6
[Count]
OK!  Go  to  next  work.Y  : 5 Lm  : 5Lm  : 6 Lk  : 6
(    5,  13) ,
(    0,    0)
(    1,    2) ,
(    0,    0) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    1,  21) ,
(    0,    0) ,(    9,  21) ,
(    0,    0)
(    1,    2) ,
(    9,  21) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    5,  13) ,
(    0,    0) ,(    1,  21) ,
(    0,    0)
(    1,    2) ,
(    0,    0) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    1,  21) ,
(    0,    0) ,(    9,  21) ,
(    0,    0)
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0)
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) 
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0)  (    1,    2) ,
(    1,  21) ,(    9,    2) ,
(    9,  21) ,(    1,    3) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    5,  13) ,
(    0,    0)
(    1,    2) , (    9,    2) , (    5,  12) , (    1,  21) , (    9,  21) , (    0,    0) ,
(    1,    2) , (    9,    2) , (    5,  12) , (    5,  13) , (    1,  21) , (    9,  21) ,
(    1,    2) , (    9,    2) , (    5,  12) , (    5,  13) , (    1,  21) , (    9,  21) , C     :
M    :
Y     :
Y     :
(    1,    2) ,
(    0,    0) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    1,  21) ,
(    0,    0) ,(    9,  21) ,
(    0,    0) Lk   :
Lc   :
Lm  :
Lm  :
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0)  (    1,    2) , (    9,    2) , (    5,  12) , (    5,  13) , (    1,  21) , (    9,  21) , LLK :
[PG=1.2]
[Count] MK  : 8
[Position] MK : (    1,    2) ,
(    1,  21) ,C  : 7
(    9,    2) ,
(    9,  21) ,M  : 6
(    1,    3) ,
(    0,    0) , Y  : 8
(    9,    3) ,
(    0,    0) , PK  : 5
(    5,  12) ,
(    0,    0) , Lc  : 6
OK!  Go  to  next  work.Lm  : 6 Lk  : 6
(    5,  13) ,
(    0,    0)
(    1,    2) ,
(    0,    0) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    1,  21) ,
(    0,    0) ,(    9,  21) ,
(    0,    0)
(    1,    2) ,
(    9,  21) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    5,  13) ,
(    0,    0) ,(    1,  21) ,
(    0,    0)
(    1,    2) ,
(    0,    0) ,(    9,    2) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    1,  21) ,
(    0,    0) ,(    9,  21) ,
(    0,    0)
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0)
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) 
(    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0) , (    0,    0)  (    1,    2) ,
(    1,  21) ,(    9,    2) ,
(    9,  21) ,(    1,    3) ,
(    0,    0) ,(    9,    3) ,
(    0,    0) ,(    5,  12) ,
(    0,    0) ,(    5,  13) ,
(    0,    0)
(    1,    2) , (    9,    2) , (    5,  12) , (    1,  21) , (    9,  21) , (    0,    0) ,
(    1,    2) , (    9,    2) , (    5,  12) , (    5,  13) , (    1,  21) , (    9,  21) ,
(    1,    2) , (    9,    2) , (    5,  12) , (    5,  13) , (    1,  21) , (    9,  21) , C     :
M    :
Y     :
Lk   :
Lc   :
Lm  :
LLK : 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4045.3.12  Skew Check†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Turn the printer on.
2. Start the adjustment program and select [Skew Check].
3. When the [Run] button is clicked, the paper will be ejected and the 
paper skew amount will be measured by the Multi Sensor.
4. After the skew check value is displayed, click the [OK] button.
5. Click the [Finish] button and properly set the paper.Figure 5-45. Skew Check Screen

Approximately 1m of paper will be ejected, so be aware of 
the space needed for paper ejection. 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4055.3.13  Platen Position AdjustmentThis adjusts the printing position for the sponge position used during 
borderless printing.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Adjustment Procedure
1. Turn the printer on.
2. Start the adjustment program and select [Platen Position Adjustment].
3. Click the [Print] button to print the adjustment pattern.
4. Refer to Figure 5-47 and check the positions of the printed adjustment 
line (at the right side as seen from the front of the printer) and the 
platen tab. If there is no slip, click the [Next] button to check with 
Check Procedure on the next page.
If the position has slipped, measure the distance between the 
adjustment line and the platen tab and enter the measured value (+/-) 
into the edit box.
z
When adjustment line is to the left of the platen tab
: + measurement value
z
When adjustment line is to the right of the platen tab
: - measurement value
5. Click the [Write] button to write the adjustment value to the printer.
6. Click the [Next] button.Figure 5-46. Platen Position Adjustment Screen (1)
Figure 5-47. Adjustment Pattern
OK NG NG
+ Measurement Value
- Measurement Value 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 406†
Check Procedure
1. Click the [Check] button to print the check pattern.
2. Refer to Figure 5-49 and check the positions of the printed adjustment 
line and the platen tab. If there is no slip, click the [Finish] button.
If the position has slipped, click the [Back] button to perform 
adjustment again.
Figure 5-48. Platen Position Adjustment Screen (2)
Figure 5-49. Check Pattern
OK NG 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4075.3.14  1000mm Feed Adjustment†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Turn the printer on.
2. Start the adjustment program and select [1000mm Feed Adjustment].
3. Click the [Print] button and the adjustment pattern will be printed.
4. Use a ruler (1000mm) and scale stopper to measure the distance 
shown by Figure 5-51.
5. Input the measured value into [1000mm Feed] and click the [Write] 
button.
6. Click the [Finish] button.
Figure 5-50. 1000mm Feed Adjustment ScreenFigure 5-51. 1000mm Feed Adjustment Pattern	


The ruled line in the center of the adjustment pattern is used 
as a guide when measuring with the ruler.
Measurement 
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4085.3.15  Initial Ink charge flag ON/OFF†
Procedure
1. Enter Maintenance Mode 2.
Power off → Press Paper Source (
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4095.3.16  NVRAM Back Up and WriteReads and saves each parameter stored in NVRAM on the Main Board before 
replacement and writes them to the new Main Board or when replacement of 
the Printer Mechanism (SP), write the parameter stored in the CD-ROM 
which is included in Printer Mechanism (SP). (Refer to Procedure for Writing 
only).†
Read & Save Procedure
1. Enter Tiny Mode.
Power off → Press Paper Source (
						

							EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 4105.3.17  Check Platen GapThis checks whether or not Lever, Lock, PG (used for fixing the PG position) 
is fixing Bushing, Shaft, Rear in a suitable position.†
Procedure
1. Turn the printer power on.
After printer initialization is complete, check that Lever, Lock, PG is in 
the second notch from the right of Bushing, Shaft, Rear.
2. Start the adjustment program and select [Check Platen Gap].
3. Select [PG0.7] and click the [Run] button.
Check that Lever, Lock, PG is in the first notch from the right of 
Bushing, Shaft, Rear.
4. Select [PG1.5] and click the [Run] button.
Check that Lever, Lock, PG is in the third notch from the right of 
Bushing, Shaft, Rear.
5. Select [PG2.1] and click the [Run] button.
Check that Lever, Lock, PG is in the fourth notch from the right of 
Bushing, Shaft, Rear.
6. Select [PG2.6] and click the [Run] button.
Check that Lever, Lock, PG is in the fifth notch from the right of 
Bushing, Shaft, Rear.
7. Click the [Finish] button.Figure 5-54. Check Platen Gap
Figure 5-55. Check Platen Gap
At power ON
[PG=1.2][PG=0.7] [PG=2.1][PG=2.6]
[PG=1.5]