Epson R2000 Service Manual

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment Items and Overview 141
Confidential5.1.2  Required AdjustmentsThe table below lists the required adjustments depending upon the parts being repaired or replaced. Find the part(s) you removed or replaced, and check which adjustment(s) must be carried out.
m
Table 5-4. Required Adjustment List
Priority
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
PF Belt tension adjustment
PF Roller Shaft Center 
Support Position adjustment
ASF...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment Items and Overview 142
Confidential
Note : “O” indicates that the adjustment must be carried out. “---” indicates that the adjustment 
is not required. If you have removed or replaced multiple parts, make sure to check the 
required adjustments for the all parts. And when multiple adjustments must be carried 
out, be sure to carry out them in the order given in the “Priority” row.
Note *1  :When only removing the ASF Assy, you do not...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment Items and Overview 143
Confidential5.1.3  Required Adjustment ToolsThe following table lists the adjustment tools required for adjustment of this product.
Note : For tools required for the Colorimetric Calibration, see P153.
Table 5-5. List of Tools
No.
Name
Part Code
Category
Overview
1Adjustment 
Program
–SoftwareThis adjustment program is 
designed to display the required 
adjustment items in the 
appropriate order when a...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 144
Confidential5.2  AdjustmentThis section explains the adjustments that do not use the Adjustment Program.5.2.1  PF Belt Tension AdjustmentWhen either of the following parts has been removed or replaced, this adjustment must 
be performed to reduce load on the PF Motor and to secure paper feed accuracy.
PF Motor
PF Roller Shaft
The PF Tension Measuring Tool is used for this adjustment.
Figure 5-1. PF Tension Measuring Tool
5.2.1.1...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 145
Confidential8. Press the [MEASURE] button. (“----” is displayed on the LCD screen.)
9. Put the tip of the tweezers on the Drive Belt, and flip it downward in that position. 
The “----” displayed on the LCD will become wave pattern during the 
measurement. When it has finished, the measurement result will be displayed by 
“N” (Newton) after the beep. This jig can pick up and measure sounds accurately, 
regardless of the flipping...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 146
Confidential5.2.2.1  PG Adjustment Method1. Install the printer on a level base.
2. Connect the Tester to the printer frame and Adjustment Gauge.
Figure 5-4. Connecting the Tester3. Load unused Ink Cartridges of all colors into the Carriage Unit.
4. Loosen the screw that secures the Parallelism Adjust Bushing.
5. Turn the Parallelism Adjust Bushing upward to match the frame edge and the 
bottom of the Parallelism Adjust Bushing...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 147
Confidential6. With its conductor connection portion up, set the Adjustment Gauge in the 
specified position (on the left side of the Front Paper Guide).
Setting Position
Rear direction: Match the rear end of the Gauge with the Driven Roller Shaft 
of the Upper Paper Guide.
Left direction:  Release the left end of the Gauge from the Tab on the Front 
Paper Guide in Figure 5-6.
Figure 5-6. Setting the Adjustment Gauge
7. Move the...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 148
Confidential9. Lower the Gear of the Parallelism Adjust Bushing on the left side of the frame 
stepwise, and confirm continuity. When continuity is confirmed, define the 
position where the Gear was raised one step up from the continuity position 
(where continuity is lost) as the left side PG position. Move the Parallelism Adjust 
Bushing at least twice to confirm that the continuity position and the non-
continuity position are...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 149
Confidential12. Move the Carriage Unit onto the Adjustment Gauge.
Moving position
Match the right end of the Gauge with the right end of the Carriage Unit.
Figure 5-11. Moving the Carriage Unit
13. Return the PG position to “--”.
14. As in step 9, move the Parallelism Adjust Bushing on the right side of the frame to 
set the right side PG position.
15. Set the PG position to 0 or more.
16. Set the Adjustment Gauge on the left side...

EPSON Stylus Photo R1900/R2880/R2000Revision E
Adjustment Adjustment 150
Confidential5.2.3.1  How to Adjust the PF Roller Shaft Center 
Support Position1. Before performing this adjustment, remove the following parts:

Lower Housing 
(Refer to 4.4.4 Lower Housing / Printer Mechanism (p96) )
ASF Assy (Refer to 4.4.6 ASF Assy (p106) )

Board Assy 
(Refer to 4.3.1 Board Assy (Main Board/Power Supply Board) 
(p84) )
Carriage Unit (Refer to 4.4.5 Carriage Shaft / Carriage Unit (p98) )
2. Install the...