Epson R230 Service Manual

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 61
†
When reinstalling the Shaft, LD Roller to  the Holder, Shaft, LD 
Roller„
Do not touch the LD Roller with bare hands.
„
Make sure that the leg of the To rsion Spring, 137.7 is located 
between the two cams of the  Shaft, LD Roller as shown in 
Figure2-19 .
Figure 2-19.  Position of Torsion Spring, 137.7
†
When reinstalling the Holder, Shaft Assy. on the Frame, Main,„
Check if seven tabs and a dowel of the Holder, Shaft Assy. 
are correctly secured. 
„
Check if the connector cables of the PE Sensor, the CR 
Motor, and the Cable, Head  are installed at the correct 
positions of the Ho lder, Shaft Assy.
„
Check if the connector cables of the PE Sensor, CR Motor, 
and the Cable, Head are conn ected to CN5, CN9, CN7, CN8, 
and CN15 on the Main Board connector.
„
Do not touch the LD Roller with bare hands.Torsion Spring, 137.7
LD Roller
The spring leg should be 
between the two cams.
„
Do not damage the teeth of the Spur Gear, 36.8 and the 
Combination Gear, 27.2, 19.2.
Figure 2-20.  Spur Gear, 36.8  and Combination Gear, 27.2, 19.2
„
Tighten the two screws to secu re the Holder, Shaft Assy. in 
the order shown in  Figure2-21. 
Figure 2-21.  Holder, Shaf t Assy. Reinstallation 
\b 	 \f 	
 \f \b \f
†
When having replaced th e Shaft, LD Roller, apply G-46 grease to 
the specified points  in adequate dose.
(Refer to Chapter 4 “MAINTENANCE”)
Spur Gear, 36.8
Combination Gear, 27.2, 19.2
1
2 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 622.3.9   APG Assy. Removal†
External View
Figure 2-22.  APG Assy. Removal
†
Parts/Units which sh ould be removed before removing APG Assy.
Paper Support Assy./Housing (left/right)/Housing, Frame/ASF Assy./Main Board 
Assy.
†
Disassembly Procedure
1. Remove the screw that secures the  APG Assy. to the Frame, Main, and 
remove the assy. avoiding co ntact with the Frame, Main.
C.B.S. 3x6 (6-8kgf.cm)
APG Assy.
Left Rear Side
†
When reinstalling the APG Assy.„
Make sure that the two tabs  and the two dowels are securely 
installed to the Frame, Main.
„
Check if the part indicated in  Figure2-23 is inserted in the 
slits of the Frame, Main.
Figure 2-23.   APG Assy. Installation
APG Assy.
Insert this into the 
slit of the Frame, 
Main.Dowels
Tabs 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 632.3.10   Paper Guide, Upper Removal†
External View
Figure 2-24.   Paper Guide, Upper Removal
†
Parts/Units which  should be removed before rem oving the Paper Guide, 
Upper.
Paper Support Assy./Housing (left/right)/Housing, Frame/ASF Assy./
Holder, Shaft Assy./ Main Board Assy.
†
Disassembly Procedure
1. Release the three Torsion  Springs, 122.2 from each tab of the Frame, Main 
and remove it.
2. Release the two tabs that secure the Pa per Guide, Upper to the Frame, Main to 
upward. Then, release the two dowels while slightly holding up the Paper 
Guide, Upper.
3. While holding down the Paper Guide, Lo wer covered with a transparent sheet, 
remove the Paper Guide, Upper rearward of the printer avoiding the two ribs 
on the Frame, Main.
PF Roller Assy.Paper Guide, Upper
Transparency
Torsion Spring, 122.2
Paper Guide, Lower
1
2
TabsDowels
Rib
Rib
Tab
 \b	
 
†
Make sure to cover the surface  of the PF Roller Assy. with a 
transparent sheet when removin g and reinstalling the Paper 
Guide, Upper.
†
When reinstalling the Paper Guid e, Upper on the Frame, Main,„
Make sure that the two dowels of the Paper Guide, Upper is 
installed on the Frame, Main,  and that the Torsion Springs 
122.2 are correctly pl aced on the Paper Guide, Upper and 
the Frame, Main.  
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 642.3.11  Carriage Unit Removal†
External View
Figure 2-25.  Carriage Unit Removal (1)
†
Parts/Units which should be remov ed before removing Carriage Unit.
Paper Support Assy./Housing (left/right)/Housing, Frame/ASF Assy./
Holder, Shaft Assy./Main Boar d Assy./APG Assy./Print Head
†
Disassembly Procedure
1. Release the Fixed Spring, CR Shaft, Left  from the tab of the Frame, Main and 
remove it.
2. Remove six screws that secure the Guide Plate, CR.
3. Release the two ribs that secure the  Guide Plate, CR, and remove the Guide 
Plate, CR avoiding the tab which was  securing the Fixed Spring, CR Shaft, 
Left.
4. Remove the right side of the CR scale  from the tab of the Holder, Scale Right.
5. Pull out the CR Scale leftward from  the rear of the Carriage Unit. Then, 
remove the CR scale and the Extension Spring, 3.289 from the left tabs of the 
Holder, Scale, Left in that order. 
6. Remove the Extension Spring, 3.289 from the CR Scale.
7. Loosen the tension of Timing Belt by pushing Pulley, Driven to the right.  Then, remove the Timing Belt from Pinion Gear of CR Motor first, and next 
from the Pulley, Driven.
Tab
Puller, Driven
Holder, Scale, Left
Extension Spring, 3.289
Tab
Holder, Scale, Right
CR ScaleTiming Belt
Pinion Gear
Tab
1
5
4Rib
Fixed Spring,
 CR Shaft, Left
6
2
3
Tab
Rib
Guide Plate, CR
C.B.S. 3x6 (7-9kgf.cm) 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 65†
External View
Figure 2-26.  Carriage Unit Removal (2) 8. Remove the E Ring, the Holder, Scale Right and the Cam, CR Right from the 
right side of the CR Guide Shaft.
9. Remove the Fixed Spring, CR Shaft, Right from the tab of the Frame, Main.  Then, remove the Fixed Spring, CR Shaft, Right from the CR Guide Shaft.
10. Remove the E ring and the Flat Washe r that secure the Holder, Scale Left.
11. Remove the E Ring, the Flat Washer and  the Spring Washer from the left side 
of the CR Guide Shaft. Then, re move the Holder, Scale Left.
12. Release the Cable, Head from the  4 tabs of the Holder, Shaft Assy.
13. Slide the CR Guide Shaft to the right and pull it out from the Cam, CR Left.  Then, remove the Carriage Unit  and the CR Guide Shaft together.
14. Pull the CR Guide Shaft out of the Carriage Unit.Holder, Scale, Left
E Ring 
Flat Washer Spring 
Washer
E Ring Flat 
Washer
E RingCam, CR Right
Fixed Spring, 
CR Shaft, Right
Holder, Scale, Right
Tab
Cam, CR Left
CR Guide Shaft
Tabs
CR Guide Shaft 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 66†
External View
Figure 2-27.  Carriage Unit Removal (2)
„
CR Encoder Sensor Board Removal
1. Remove the screw which secures the CR Encoder Sensor Board to the  Carriage Unit with a No.0 screwdrive r. Disconnect the CR Encoder FFC and 
the PW Sensor FFC from the connector  of the CR Encoder Sensor Board. 
Then, remove the CR Encoder Sensor Board.
„
PW Sensor Board Removal
1. Release the three tabs which secure  the Cap, PW Sensor and remove it.
2. Disconnect the PW Sensor FFC from the connector of PW Sensor Board.  Then, remove the PW Sensor Board.
PW Sensor Board
ConnectorPW Sensor FFC
Tabs
Cap, PW Sensor
C.P.B. (P1) 1.7x5 (1.5-2.5kgf.cm)
Timing Belt
CR Encoder Sensor FFC
PW Sensor FFC
CR Encoder Sensor Board
\b	
 
†
Be careful not to damage the PW  Sensor Board since it will be 
non-secured state when remov ing the Cap, PW Sensor. 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 67
†
When reinstalling the CR Encoder Sensor Board on the Carriage 
Unit„
Check if the CR Encoder Sens or Board is correctly secured.
„
Check if the CR Encoder Sensor FFC and the PW Sensor 
FFC are correctly connected.
†
When reinstalling the  PW Sensor Board on the Carriage Unit„
Check if the PW Sensor FFC is correctly connected.
„
Check if the PW Sensor Boar d is correctly secured by the 
PW Sensor.
†
When reinstalling the  Holder, Scale (Left/Right) on the Frame, 
Main„
Check if the Slider, Holder, Scale is set.
Figure 2-28.  Slider, Hold er, Scale Reinstallation
Slider, Holder, Scale
†
When reinstalling the Carriage Unit„
Check if the Timing Belt is correctly  set to the installing 
groove of the Carriage Unit.
„
Do not contaminate the Ti ming Belt with grease.
„
Check if the Grounding Plate, Head is correctly installed to 
the correct position on  the Carriage Unit.
Figure 2-29.  Installation Positi on of the Grounding Plate, Head
„
Do not touch the lubrication points of the Frame, Main.
„
Do not damage and contaminate the CR Guide Shaft.
Grounding plate, HeadGroove
Timing Belt 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 68
†
When reinstalling the CR Scale to the Printer Mechanism„
Make sure that the Extension Spring, 3.289 is not twisted.
Figure 2-30.  Extension Spring, 3.289
„
Make sure to install the CR Scal e so that it runs through the 
gap of CR Encoder Sensor. 
„
Make sure to install the CR Sc ale with the cut-part on the 
left edge facing upward.
Figure 2-31.  CR Scale Reinstallation
†
When reinstalling th e Guide Plate, CR to the Frame, Main„
Tighten the six screws to secure  the Guide Plate, CR in order 
shown in  Figure2-25 .
Extension Spring, 3.289
Left Side of the printer
\b 	 \f 	
 \f \b \f
†
When replacing the following pa rts or components with a new 
ones, apply specified grease  in its adequate dose.
(Refer to Chapter 4 “MAINTENANCE”)„
Cam, CR, Left/Right
„
CR Guide Shaft
„
Holder, Scale, Left/Right
„
Pulley, Driven Assy.
†
When having removed the Carriage Unit or CR Guide Shaft, or 
replace them with a new one, p erform the following adjustments 
in orders shown below. (Ref er to Chapter 3 “ADJUSTMENT”)
1. PG Adjustment
2. First dot Adjustment
3. PW Sensor Adjustment
4. Head Angular Adjustment  (for the Carriage Unit)
5. Bi-D Adjustment
6. CR Motor Deviation Correction  (When Replaced) 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 692.3.12  Printer Mechanism/Housing, Lower Removal†
External View
Figure 2-32.   Printer Mechanism/Housing, Lower Removal
†
Parts/Units whic h should be removed before removing the Printer 
Mechanism/Housing, Lower.
Paper Support Assy./Housing (left/right)/Housing, Frame/ASF Assy./
Holder, Shaft Assy./Main Board Assy.
†
Disassembly Procedure
1. Remove the three screws that  secure the Paper Guide, CDR.
2. Remove the five screws that secure  the Printer Mechanism to the Housing, 
Lower.3. Release the four tabs that secure the  Printer Mechanism to the Housing, Lower 
and remove the Printer Mechanism upward.
C.B.P. 3x8 (5-7kgf.cm)
C.B. 3x6 (5-7kgf.cm)Paper Guide, CDR
2
1
3
C.B.P. 3x10 (6-8kgf.cm)
C.B.S. 3x6 (6-8kgf.cm)
5
4
Screw, Frame, Main (6-8kgf.cm)
2
C.B.P. 3x10 (6-8kgf.cm)Tab (Under the Tube)
1
3
Tab
Tab
Tab
Left Side of the Printer
Right Side of the Printer 
						

							EPSON Stylus Photo R220/R230Revision ADISASSEMBLY / ASSEMBLY Disassembly 70\b	
 
†
Be careful not to leak and drip ink from the end of the Ink Tube 
(Waste Ink Pads side) when  lifting the Printer Mechanism.
†
Be sure to hold the specified positions to lift the Printer 
Mechanism, or the Frame, Main can be deformed.
Figure 2-33.  Handling Posi tion of Printer Mechanism
Handling 
Handling Position
†
When reinstalling the Printer  Mechanism to the Housing Lower„
For this printer, positioning th e parts or components of the 
Printer Mechanism must be made  in relation to the Housing, 
Lower. 
In order to ensure the accura cy for installation, it is 
necessary to manage the ref erence position for the Frame 
Main installation in X,Y  and Z direction as shown in 
Figure2-24  below. If every part is  set correctly, the Printer 
Mechanism can be secured with the three tabs.
X-axis Direction
• Make sure that the Frame, Ma in is correctly installed to 
the groove of the Housing, Lower.
• Make sure that there is no ga p between the Frame, Main 
and the Housing, Lower.
Y-axis Direction
Make sure that the notch of  the Frame, Main is correctly 
secured to the projection  of the Housing, Lower.
Z-axis Direction
• Make sure that there is no ga p between the Frame, Main 
and the Housing, Lower.
• Make sure that the left side  of the Printer Mechanism is 
correctly secured by two tabs.
Figure 2-34.  Reference Position  for Frame, Main Installation
Left Side of the Printer
Right Side of the Printer
X-axis :         (4points)
Y-axis :         (1points)
Z-axis :         (4points)Tab
Tabs