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Epson 680Pro Service Manual - Page 140

Table 7-10. Stylus COLOR 680/777/777i Parts List, PLASTIC PROTECTIVE BAG, 360X680X0.03T

UPC - 010343832138

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EPSON Stylus COLOR 680/777/777i Table 7-10. Stylus COLOR 680/777/777i Parts List Code Parts Name 546 ROD SPRING,STAR WHEEL 547 C.C.S.SCREW 548 PAPERGUIDE,LEFT 549 SPACER,COVER CARTRIDGE 700 PRINT HEAD 701 LEVER,CHANGE 702 COMPRESSION SPRING,0.98 703 HARNESS,DETECTOR 704 DETECTOR,HP;C 705 HOLDER,SHAFT 706 LEVER,DETECTOR,HP 707 EDGEGUIDE 708 HOPPER 709 FRAME,ASF 710 PAD,HOPPER 711 HOLDER,PAD 712 PAD,LD,SMALL 713 PAD,BRAKE,EDGE GUIED 714 PAD,LD,C 715 LEVER,DETECTOR,PE 716 ROLLER,LD 717 EXTENSION SPRING,0.143 718 SHAFT,ROLLER,LD 719 CLUTCH 720 SPUR GEAR,35.2 Appendix Revision B Table 7-10. Stylus COLOR 680/777/777i Parts List Code Parts Name 721 COMBINATION GEAR,11.2,32.4 722 COMBINATION GEAR,22.4,32 723 CABLE,HEAD;B 724 COMPRESSION SPRING,4.80 725 TORSIONSPRING,25.7 726 TORSIONSPRING,0.22 727 COMPRESSION SPRING 3.75 728 SHAFT,ROLLER,LD,SUPPORT 729 C.P.S-TITE(P4),3X6,F/ZN 730 TRAY,POROUSPAD 731 POROUSPAD,INKEJECT,LARGE 732 POROUSPAD,INKEJECT,SMALL 733 SHEET,PROTECTION;D 734 CLEANER, HEAD ASP 735 FERRITE CORE 736 HEXAGON NUT 1 INDIVIDUAL CARTON BOX FOR AMERICA 3 PAD PRINTER 4 PLASTIC PROTECTIVE BAG,360X680X0.03T NON FIG INK CARTRIDGE,B,OVERSEAS,AS NON FIG INK CARTRIDGE,C,OVERSEAS,AS NON FIG SOFTWARE CD-ROM,EAI NON FIG USER'S GUIDE NON FIG SETTING UP MANUAL Parts List 140

Section	Page
PRODUCT DESCRIPTION	9
1.1 FEATURES	10
1.2 SPECIFICATIONS	11
1.2.1 Physical Specification	11
1.2.2 Printing Specification	11
1.2.3 Paper Feeding	12
1.2.4 Input Data Buffer	12
1.2.5 Electric Specification	12
1.2.6 Environmental Condition	13
1.2.7 Reliability	13
1.2.8 Safety Approvals	13
1.2.9 Acoustic Noise	13
1.2.10 CE Marking	13
1.3 INTERFACE	14
1.3.1 Parallel Interface (Forward Channel)	14
1.3.2 Parallel Interface (Reserve Channel)	17
1.3.3 USB Interface	18
1.3.4 Prevention of Data Transfer Time-out	19
1.3.5 Interface Selection	19
1.3.6 IEEE1284.4 Protocol	19
1.4 OPERATOR CONTROLS	20
1.4.1 Operating Switch	20
1.4.2 Control Panel	20
1.4.2.1 Switches	20
1.4.2.2 Indicators	20
1.4.3 Panel Functions	21
1.4.4 Printer Condition and Panel Status	22
1.4.5 Printer Initialization	22
1.4.6 Errors	23
1.5 PAPER	24
1.5.1 Paper Handling	24
1.5.2 Paper Specification	24
1.5.2.1 Cut Sheet	24
1.5.2.2 Transparency, Glossy Paper	24
1.5.2.3 Envelope	24
1.5.2.4 Index Card	25
1.5.3 Printing Area	26
1.5.3.1 Cut Sheet	26
1.5.3.2 Envelopes	27
1.6 INK CARTRIDGE	28
1.6.1 Black Ink Cartridge	28
1.6.2 Color Ink Cartridge	28
Operating Principles	29
2.1 Overview	30
2.1.1 Printer Mechanism	30
2.1.2 Printhead	31
2.1.2.1 Printing Process	32
2.1.2.2 Printing Method	32
2.1.3 Carriage Mechanism	33
2.1.4 Paper Feeding Mechanism	34
2.1.5 Paper Loading Mechanism (ASF Unit)	35
2.1.6 Ink System Mechanism	38
2.1.6.1 Pump Unit & Wiper mechanism	38
2.1.6.2 Capping Mechanism	39
2.2 Electrical Circuit Operating Principles	40
2.2.1 C383 PSB/PSE board	40
2.2.2 C383 MAIN Board	43
2.2.2.1 Main elements	44
2.2.2.2 Printhead Driver Circuit	45
2.2.2.3 PF Motor (PF/ PUMP/ ASF Motor) Driver Circuit	46
2.2.2.4 CR Motor Driver Circuit	46
2.2.2.5 Reset Circuit	47
2.2.2.6 EEPROM Control Circuit	47
2.2.2.7 Sensor Circuit	48
Troubleshooting	49
3.1 Overview	50
3.2 Troubleshooting with LED Error Indications	51
Disassembly and Assembly	61
4.1 Overview	62
4.1.1 Precautions	62
4.1.2 Tools	63
4.1.3 Work Completion Check	64
4.2 Disassembly	65
4.2.1 Housing removal	66
4.2.2 Operation Panel removal	67
4.2.3 Printhead removal	68
4.2.4 CR motor removal	71
4.2.5 Waste drain ink pad unit removal	73
4.2.6 Circuit board removal	75
4.2.7 LD Roller removal	79
4.2.8 HP/PE Sensor removal	83
4.2.9 Ink system unit removal (Cap & Pump unit )	85
4.2.10 Paper Eject Roller removal	87
4.2.11 PF motor removal	89
4.2.12 CR unit removal	91
4.2.13 Paper feed roller removal	94
4.2.14 Disassembling ASF frame unit	97
Adjustment	100
5.1 Overview	101
5.1.1 Required Adjustment	101
5.1.2 Adjustment Program feature	102
5.1.3 Adjustment Program Installation Procedure	103
5.1.4 Adjustment Program Initial Setting menu	103
5.1.5 Head ID Input	103
5.1.6 Bi-D Adjustment	105
5.1.7 USB ID input	107
5.1.8 Head Cleaning Operation	109
5.1.9 Initial Ink Charge Operation	110
5.1.10 Refurbishment for DOA	111
5.1.11 Protection Counter Check/Reset	112
5.1.12 Check pattern printing	114
5.1.13 EEPROM check function	115
5.1.14 CSIC Information	116
Maintenance	117
6.1 Overview	118
6.1.1 Cleaning	118
6.1.2 Service Maintenance	119
6.1.3 Lubrication	119
Appendix	123
7.1 Connector Summary	124
7.1.1 Major Component Unit	124
7.1.2 EEPROM Address Map	127
7.2 Component Layout	131
7.3 Exploded Diagram	133
7.4 Parts List	138

Match case Limit results 1 per page

EPSON Stylus COLOR 680/777/777i

Revision B

Appendix

Parts List

140

546

ROD SPRING,STAR WHEEL

547

C.C.S.SCREW

548

PAPERGUIDE,LEFT

549

SPACER,COVER CARTRIDGE

700

PRINT HEAD

701

LEVER,CHANGE

702

COMPRESSION SPRING,0.98

703

HARNESS,DETECTOR

704

DETECTOR,HP;C

705

HOLDER,SHAFT

706

LEVER,DETECTOR,HP

707

EDGEGUIDE

708

HOPPER

709

FRAME,ASF

710

PAD,HOPPER

711

HOLDER,PAD

712

PAD,LD,SMALL

713

PAD,BRAKE,EDGE GUIED

714

PAD,LD,C

715

LEVER,DETECTOR,PE

716

ROLLER,LD

717

EXTENSION SPRING,0.143

718

SHAFT,ROLLER,LD

719

CLUTCH

720

SPUR GEAR,35.2

Table 7-10. Stylus COLOR 680/777/777i Parts List

Code

Parts Name

721

COMBINATION GEAR,11.2,32.4

722

COMBINATION GEAR,22.4,32

723

CABLE,HEAD;B

724

COMPRESSION SPRING,4.80

725

TORSIONSPRING,25.7

726

TORSIONSPRING,0.22

727

COMPRESSION SPRING 3.75

728

SHAFT,ROLLER,LD,SUPPORT

729

C.P.S-TITE(P4),3X6,F/ZN

730

TRAY,POROUSPAD

731

POROUSPAD,INKEJECT,LARGE

732

POROUSPAD,INKEJECT,SMALL

733

SHEET,PROTECTION;D

734

CLEANER, HEAD ASP

735

FERRITE CORE

736

HEXAGON NUT

INDIVIDUAL CARTON BOX FOR AMERICA

PAD PRINTER

PLASTIC PROTECTIVE BAG,360X680X0.03T

NON FIG

INK CARTRIDGE,B,OVERSEAS,AS

NON FIG

INK CARTRIDGE,C,OVERSEAS,AS

NON FIG

SOFTWARE CD-ROM,EAI

NON FIG

USER’S GUIDE

NON FIG

SETTING UP MANUAL

Table 7-10. Stylus COLOR 680/777/777i Parts List

Code

Parts Name