Epson C63, C64, C83, C84, C64, C83 16

EPSON Stylus C63/64/83/84

Revision A

ADJUSTMENT

REQUIRED

When replacing the Main board with new one, perform the following service items.

If the read-out operation succeeds by adjustment program from defective main board, replace with new board and write the read out data to new one.

1)Ink consumption counter

2)Waste drain ink pad counter

3)Head ID

4)Bi-d adjustment

5)Top margin adjustment

6)1st dot position adjustment

7)PW adjustment (Only for SC83/84)

8)USB ID

9)Market ID

10)Head angular adjusstment

11)PF adjustmen

12)CR motor drive torque dispersion measurement

If the read-out operation is not able to succeed by adjustment program from defective main board, perform the following service items after replacing main board with new one.

1)Replace all ink cartridges with brand-new one for Ink consumption counter.

2)Replace the Waste drain ink pad with new one for Waste drain ink pad counter.

3)Input Head ID

4)Adjust Bi-D alignment

5)Adjust Top margin

6)Adjust 1st dot position

7)Adjust PW adjustment

8)Input the serial number for USB ID

9)Input EEPROM initial setting value for Market ID

10)Adjust Head angular

11)Adjust PF (Paper feed amount)

12)Input max. value of CR motor drive torque dispersion value

Disassembly and Assembly

Disassembly

16

Contents

Page Notice PRECAUTIONS About This Manual or condition that, if not strictly observed, could result in injury Revision Status Disassembly and Assembly Caution regarding assembling/disassembling of the printer mechanism, and how to ensure of quality on re-assembledproduct Housing (Right/Left/Frame), Stacker Assy. removal DISASSEMBLY AND ASSEMBLY EPSON Stylus C63/64/83/84 Revision A Veillez a jeter les piles usagees selon le reglement local When transporting the printer after installing the ink cartridge be sure to pack the printer for transportation without removing Use only specified tools to avoid damaging of the printer Table Tools Name Supplier Table 1-2.Work Completion Check Classifi Item Check Point Status Page / CR encoder sensor) Figure 1-1.Disassembling flowchart Disassembly External view Removal procedure [Housing (Right/Left/Frame) removal] Releasing five hooks by hand/precision screwdriver Release five hooks by hand/precision screwdriver When assembling ASF unit Make sure that Paper return lever & Returd roller unit move smoothly Do not touch returd roller and cork on Hopper When assembling ASF unit to main frame Figure 1-3.ASF unit removal Figure 1-4.Circuit board Part/Unit that should be removed before removing Circuit board When assembling Circuit board When assembling Circuit board to main frame Make sure that two dowels of Clamp core is set in home position direction Page Shield plate FFC on Head FFC is pasted on [Mounting Plate, M/B]. Therefore, you have to remove Shield plate FFC with Head FFC 4)Remove Holder shaft unit from main frame as belows Remove LD roller shaft along with Clutch mechanism from LD roller shaft Page When assembling the PS board to Shield plate (Lower) Make sure to install the PS board correctly When assembling Shield plate (Upper) to Shield palte (Lower) Make sure that Shield Plate (Upper) is correctly inserted Figure 1-7.Assembling of Shield Plate (Upper) Figure 1-8.CR motor removal Figure When removing/assembling Paper guide upper, avoid to damage the coated surface of PF roller by OHP sheet as the following figure Figure 1-10.Paper guide removal procedure Do not damage [Pulley, Eject, Driven] when sliding the Front frame to the left side of the printer When assembling Front frame to main frame Figure 1-11.Front frame removal Part/Unit that should be removed before removing Paper guide front NOTE: Figure 1-12.CR unit removal (1) External view (Cont.1) Figure 1-13.CR unit removal (2) Part/Unit that should be removed before removing CR unit removal FFC with Head FFC carefully Unless you held CR unit by hand, there is a possibility that the nozzle surface of Print head is damaged You cannot remove IC holder from Print head assy., if you Figure 1-15.Setting position of Grounding Plate, Head & Holer roller guide Page When assembling Paper eject roller to main frame Figure 1-16.Paper eject roller removal Part/Unit that should be removed before removing Paper eject roller Housing (Right/Left/Frame) / CR unit with Front frame Removal procedurel Do not touch the rib of Paper guide front and [Porous Pad Paper guide, Front] Do not touch eight feet of [Porous Pad, Paper guide, Front; Sub] When assembling Paper guide front to main frame When lifting Printer mechanism from Housing (lower), be careful not to drip off the ink from the end (Waste drain ink pad side) of the ink tube Figure 1-19.Holding position of Printer machanism Figure 1-21.Assembled standard position of main frame Figure 1-22.Setting position of Ink tube (1) Figure 1-23.Setting position of Ink tube (2) Figure 1-24.Setting position of Ink tube (3) When assembling Ink system Make sure that line mark on ink tube is not twisted When assembling Ink system to main frame Part/Unit that should be removed before removing Ink System Make sure that Pump unit is correctly fixed When removing PF motor from main frame, do not damage the pinion gear of PF motor When assembling PF motor to main frame Do not damage PF motor pinion gear with main frame Figure 1-27.Placement position of PF motor cable ADJUSTMENT #5(7PKV *QNFGT5JCHV7PKV %4WPKV +PENWFG2TKPV*GCF /CKP$QCTF%4/QVQT 4QNNGT'LGEV 25$QCTF Table 2-1.Required Adjustment Performance Priority Adjustment item Replaced part then, please perform the adjustment by usual procedure Figure 2-1.Head Angular Printing Pattern Figure 2-2. Bi-DAdjustment Pattern Figure 2-3. Bi-DAdjustment Pattern 1)There need to be no White Banding 2)There need to be no Black Banding 3±1.5mm Figure 2-8.First Dot Pattern 3±1mm Figure 2-9.Top Margin Adjustment Pattern Figure 2-10.A4 Normal Print MAINTENANCE Never use chemical solvents, such as thinner, benzine, and acetone to clean the exterior parts of the printer like the Housing These chemicals may deform or deteriorate the components of the printer Be careful not to damage any components when you clean inside the printer Figure 3-1.Status monitor 3 indication Figure 3-2.Head cleaning function in the printer driver utility Figure 3-3.Maintenance error indication in STM3 Never use oil or grease other than those specified in this manual. Use of different types of oil or grease may damage the component or give bad influence on the printer function Never apply larger amount of grease than specified in this manual Figure 3-4.Lubrication point Lubricate with G-46on 2 position of shafts G-26 :Ø 1 X 1 mm Figure 3-9.Lubrication point Figure 3-11.Lubrication point Figure 3-10.Lubrication point APPENDIX EPSON Stylus C63/64/83/84 Appendix Electrical Circuits