Epson Stylus Color 660 Service Manual Page 80
- Page / 152
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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EPSON Stylus COLOR 670 Revision A
Disassembly and Assembly Disassembly 80
4.2.5.2 Pump Assembly / Cap Assembly Removal
1. Remove the Housing. (See “Housing Removal” on page 72)
2. Remove the Control Panel. (See “Control Panel Removal” on page 75)
3. Remove the Ink Absorber Tray Assembly (See “Ink Absorber Tray
Assembly (Waste Ink Pad) Removal” on page 76)
4. Remove screws securing the Front Frame. (See Figure 4-17.)
5. Remove screws securing the Paper Eject Frame Assembly to the R/L
Frame. (See Figure 4-17.)
6. Shift the CR Assembly to the left end of the CR Shaft and remove it from
the right side of the Paper Eject Frame Assembly towards the front of the
printer. Then shift CR Assembly to the center of the CR Shaft and carefully
remove the left side of the Paper Eject Frame Assembly towards the front
of the printer.
7. Remove 3 hooks securing the Cap Assembly at the right side of the frame.
Remove 2 protrusions securing the Cap Assembly to the Middle Frame
and release the engagement with the frame by lifting up the right side of
Cap Assembly.
8. Carefully pull out the Cap Assembly toward the top of the Printer
Mechanism. (However, Cap Assembly is still connected to the “Pump
Assembly” by the ink tube.)
9. Remove the Ink Tube from the bottom of the Cap Assembly.
10. Stand up the Printer Mechanism so that you can see the bottom of the
Printer Mechanism.
11. Remove 2 screws securing the Pump Assembly to the frame and remove
the Pump Assembly.
Figure 4-11. Cap Assembly and Pump Assembly Removal
.
CAUTION
Be careful when removing the Pump Assembly, because the
spring and gear of the Pump Assembly may pop out during the
disassembly.
CAUTION
n Do not touch the rubber part and sponge part of the cap.
n When handling the Head Cleaner installed at Pump
Assembly, be careful for the following points.
n
Do not touch the Head Cleaner by bare hand. Use globe
and tweezers.
n
Install Head Cleaner as its black rubber side faces to the
right side of the frame.
Remove 1 hook from the
bottom of the Printer
Mechanism and pull out 2
protrusions from the Middle
Frame.
Loosen 2 screws at the R/L
Frame and lift up the Paper
Eject Frame Assembly.
Unhook 3 hooks and
remove the Right Frame
Assembly.
Cap Assembly
Pump Assembly
- SERVICE MANUAL 1
- PRECAUTIONS 3
- About This Manual 4
- Contents 4
- Symbols Used in This Manual 5
- Revision Status 6
- Operating Principles 8
- Troubleshooting 8
- Disassembly and Assembly 8
- Adjustment 9
- Maintenance 9
- Appendix 9
- PRODUCT DESCRIPTION 10
- 1.1 Overview 11
- 1.2 Basic Specifications 12
- 1.2.4 Electric Specification 13
- 1.2.6 Reliability 14
- 1.2.7 Safety Approvals 14
- 1.2.8 Acoustic noise 14
- 1.3 Interface 15
- Pin #1Pin #2 19
- Pin #3 Pin #4 19
- 1.3.4.2 Interface Selection 20
- 1.3.4.3 IEEE 1284.4 protocol 20
- 1.3.5.1 Control codes 21
- 1.4.2.1 Switches 22
- 1.4.6 Printer Initialization 23
- 1.4.7 Errors 24
- 1.4.8 Paper Handling 24
- 1.4.9 Paper Specification 24
- 1.4.10.1 Cut Sheet 26
- 1.4.10.2 Envelope 27
- 1.4.11 Ink Cartridge 28
- 1.5 Physical Specification 29
- 1.6 Accessories 29
- OPERATING PRINCIPLES 30
- 2.1 Overview 31
- 2.1.2 Printhead 33
- 2.1.2.1 Printing Process 34
- 2.1.2.2 Printing Method 35
- 2.1.3 Carriage Mechanism 36
- PF Roller 37
- Hopper Spring 39
- Pad Spring 39
- Tube squeezed 40
- Tube released 40
- 2.1.7 Capping Mechanism 41
- 2.1.8 Ink Sequence 42
- 2.2.1 C301PSB/PSE Board 43
- TRANS(T1) 44
- 2.2.2 C301MAIN Board 45
- 2.2.2.1 Main elements 46
- E05B 70**(IC 2) 47
- 2.2.2.5 Reset Circuit 49
- 2.2.2.7 Sensor Circuit 51
- TROUBLESHOOTING 52
- 3.1 Overview 53
- Table 3-3. LED Indicators 54
- 3.2.2 Error is detected 55
- Flowchart 3-3 56
- Flowchart 3-4 56
- Flowchart 3-5 57
- DISASSEMBLY AND ASSEMBLY 66
- 4.1 Overview 67
- W ARNING 68
- 4.1.2 Tools 69
- 4.1.3 Work Completion Check 70
- 4.2 Disassembly 71
- 4.2.1 Housing Removal 72
- Cable Holders 73
- ADJUSTMENT 74
- REQUIRED 74
- 4.2.3 Control Panel Removal 75
- Waste Ink Pad Assembly 76
- Securing Screw 76
- 4.2.5.1 Printhead Removal 77
- Head Fastener 77
- Printhead 77
- Torsion Spring 49 77
- Viewed from front 78
- Viewed from back 78
- Pump Assembly 80
- Combination Gear 6, 34.4 83
- C Ring 6.1 x 0.5 x 9.0 83
- Cable Direction 84
- 4.2.5.5 ASF Assembly Removal 85
- ASF Left Protrusion 86
- Installation Point 86
- Head FFC 86
- ASF Assembly 86
- Right Hopper Release Lever 87
- ASF HP Detection Wheel 87
- Left ASF LD Roller 87
- Fixing Bushing 87
- Right LD Roller 89
- Compression Spring 1.961 91
- Screw Fixing Hooks 91
- 4.2.5.8 CR Assembly Removal 93
- PE Sensor Lever Head 95
- Left Bushing 12 97
- Shift this toward the left 97
- Front Side of the Printer 97
- Right Upper Paper Guide 97
- Sensor Securing Hook 98
- CR HP Sensor 98
- 5.1 Overview 100
- Put the gauge on a flat 101
- Adjustment Adjustment 102 102
- 5.3.2 Adjustment Program 103
- 5.3.4 Check This Model Name 106
- 5.3.5 Head ID Input 107
- 5.3.7 Bi-D Adjustment 112
- 5.3.8 USB ID Input 115
- TO ONLY CHECK THE USB ID 116
- 5.3.9 Head Cleaning 117
- 5.3.10 Initial Ink Charge 118
- MAINTENANCE 122
- 6.1 Overview 123
- 6.1.2 Service Maintenance 124
- 6.1.3 Lubrication 125
- Maintenance Overview 126 126
- Maintenance Overview 127 127
- Maintenance Overview 128 128
- APPENDIX 129
- 7.1 Connector Summary 130
- Table 7-8. Connector CN10 132
- Table 7-9. Connector CN11 132
- Table 7-10. Connector CN12 132
- 7.1.2 EEPROM Address Map 133
- 7.2 Component Layout 137
- Appendix Component Layout 138 138
- 7.3 Exploded Diagram 139
- REV.01 10189 140
- REV.01 10189 141
- 7.4 Parts List 143
- Appendix Parts List 144 144
- Appendix Parts List 145 145
- Appendix Parts List 146 146
- Appendix Parts List 147 147
- C301 MAIN Control Circuit 148
- C301 PSB Power Supplu Circuit 148
- C301 PSE Power Supply Circuit 148
- C209PNL Circuit 148
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