Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 381†
Adjustment Procedure
Adjusts position of Paper Thickness Sensor Holder for   when [Paper 
Lever] is lowered with adjustment tool 0.3/0.4 or Paper Lever is lowered 
with no adjustment tool and   when Paper Lever is lowered with 
adjustment jig 0.8/0.9 or Paper Lever is raised with no adjustment tool. 
1. Loosen the screw fixing Paper Thickness Sensor Holder.
2. Slide the Paper Thickness Sensor Holder up/down while...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 3825.2.4  CR Encoder Sensor Position AdjustmentThis is intended to keep the CR Encoder Sensor and CR Scale at a suitable 
space.†
Procedure
1. Move the Carriage Unit and check the position of the Scale, CR 
against the sensor at 3 places (left end, center, right end). Visually 
confirm uniform distance of the arrows shown in the figure.
2. When space is NG, loosen the screw of Holder, Linear Scale or 
Holder, Sensor, HP...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 3835.2.5  PG Adjustment†
Required Tools„
Thickness Gauge T=0.75
„
Thickness Gauge T=0.65
†
Procedure
1. Open the top cover and put suitable objects into the top cover sensor 
area to keep the sensor turned on. Make sure that the panel display is 
changed from TOP COVER OPEN to  READY. 
2. Enter Maintenance Mode 2.
Power off → Press Paper Source()
4. Select SELF TESTING: Adjustment.
Paper Feed(∇) x1 → Menu(>)
5. Select...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 38410. Move the Carriage Unit and make sure it hits the thickness gauge.
11. Press the Paper Feed (Δ) to move the Carriage Unit upward and 
widen the PG. Slowly move the Carriage Unit upward to the position 
where the Carriage Unit does not hit the thickness gauge.
12. Replace the Thickness Gauge (T=0.65) by the Thickness Gauge 
(T=0.75).
13. Move the Carriage Unit and make sure it hits the thickness gauge.
14. Add 3 to...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 3855.2.6  Multi Sensor Position AdjustmentThis adjustment sets a suitable distance between the Multi Sensor (Multi 
Sensor Holder) and the platen.†
Required Tools„
Multi Sensor Position Tool
„
CR Lock Tool
†
Procedure
1. Turn the Bushing, Shaft, Rear so that [Lever, Lock, PG] goes into the 
furthest right notch of Bushing, Shaft, Rear.
2. Place position tool 3.0 on Paper Guide Assy., Paper Eject, Front, 
Right at the...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Mechanical Adjustment 3864. Set the CR Lock Tool.
Set the CR Lock Tool into the 2 holes on the printer frame, and then fix 
the tool by pinching with the bearings of the Carriage Unit.
5. Loosen the two screws securing the Multi Sensor Holder.
6. Set the position of the Multi Sensor Holder in   rear direction and 
then   downward direction. Then tighten the two screws.
7. Set the position tool 2.9 and move the Carriage Unit, confirming that...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3875.3  Basic Adjustment5.3.1  RTC&USB ID&IEEE1394 IDWrites the RTC Backup Battery Reset Time, USB ID, and IEEE 1394 ID on a 
new Main Board.†
Procedure
1. Note down the 10-digit ID number (IEEE1394 ID) on the ID label that is 
stuck to lower backside of the main unit right frame when replacing the 
Main Board.
2. Turn the printer power on after replacing the Main Board.
3. Start up the adjustment program and select [RTC&USB...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3885.3.2  Head Rank IDSets/Inputs the information unique to each print head as the Head Rank ID for 
the best driving voltage setup after replacing the print head. (It can be read 
from and written to a file.)†
Procedure for Writing

1. Turn the printer power on.
2. Start up the adjusting program and select [Head Rank ID].
3. Note down the Head Rank ID on the ID label attached to the print head 
to be installed.
4. Enter the...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3895.3.3  Multi Sensor Level AdjustmentPaper is fed into the printer, the Multi Sensor emits light onto the paper and 
platen, the reflected light is received by the Multi Sensor, and detection level is 
corrected automatically. Then the detection result is printed.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Procedure
1. Start the adjustment program and select [Multi Sensor Level 
Adjustment].
2. Click the...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CAdjustment Basic Adjustment 3905.3.4  T&B&S (Roll Paper)This adjusts the printing position that includes the cut position on the surface of 
the paper and corrects a bend of emission axis of the main scanning direction 
in the multi sensor.†
Paper Used„
Size: 17
„
Type:  Enhanced Matte Roll Paper
†
Specifications„
Top margin: 10 ± 1 mm
„
Bottom margin: 114 ± 1 mm
„
Side margin: 10 ± 0.3 mm
†
Procedure
1. Start adjustment program and select [T&B&S (Roll...