Epson Stylus Color 640- User Manual

Epson Stylus Color 640

Epson Stylus Color 640– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

1 Page 1
2 Page 2
3 Page 3
4 Page 4
5 Page 5
6 Page 6
7 Page 7
8 Page 8
9 Page 9
10 Page 10
11 Page 11
12 Page 12
13 Page 13
14 Page 14
15 Page 15
16 Page 16
17 Page 17
18 Page 18
19 Page 19
20 Page 20
21 Page 21
22 Page 22
23 Page 23
24 Page 24
25 Page 25
26 Page 26
27 Page 27
28 Page 28
29 Page 29
30 Page 30
31 Page 31
32 Page 32
33 Page 33
34 Page 34
35 Page 35
36 Page 36
37 Page 37
38 Page 38
39 Page 39
40 Page 40
41 Page 41
42 Page 42
43 Page 43
44 Page 44
45 Page 45
46 Page 46
47 Page 47
48 Page 48
49 Page 49
50 Page 50
51 Page 51
52 Page 52
53 Page 53
54 Page 54
55 Page 55
56 Page 56
57 Page 57
58 Page 58
59 Page 59
60 Page 60
61 Page 61
62 Page 62
63 Page 63
64 Page 64
65 Page 65
66 Page 66
67 Page 67
68 Page 68
69 Page 69
70 Page 70
71 Page 71
72 Page 72
73 Page 73
74 Page 74
75 Page 75
76 Page 76
77 Page 77
78 Page 78
79 Page 79
80 Page 80
81 Page 81
82 Page 82
83 Page 83
84 Page 84
85 Page 85
86 Page 86
87 Page 87
88 Page 88
89 Page 89
90 Page 90
91 Page 91
92 Page 92
93 Page 93
94 Page 94
95 Page 95
96 Page 96
97 Page 97
98 Page 98
99 Page 99
100 Page 100
101 Page 101
102 Page 102
103 Page 103
104 Page 104
105 Page 105
106 Page 106
107 Page 107
108 Page 108
109 Page 109
110 Page 110
111 Page 111
112 Page 112
113 Page 113
114 Page 114
115 Page 115
116 Page 116
117 Page 117
118 Page 118
119 Page 119
120 Page 120
121 Page 121
122 Page 122
123 Page 123
124 Page 124
125 Page 125
126 Page 126
127 Page 127
128 Page 128
129 Page 129
130 Page 130
131 Page 131
132 Page 132
133 Page 133
134 Page 134
135 Page 135
136 Page 136
137 Page 137
138 Page 138
139 Page 139
140 Page 140
141 Page 141
142 Page 142
143 Page 143
144 Page 144
145 Page 145
146 Page 146
147 Page 147
148 Page 148
149 Page 149
150 Page 150
151 Page 151
152 Page 152
153 Page 153
154 Page 154
155 Page 155
156 Page 156
157 Page 157
158 Page 158
159 Page 159
160 Page 160
161 Page 161
162 Page 162
163 Page 163
164 Page 164
165 Page 165
166 Page 166
167 Page 167
168 Page 168
169 Page 169
170 Page 170
171 Page 171
172 Page 172
173 Page 173
174 Page 174
175 Page 175
176 Page 176
177 Page 177
178 Page 178
179 Page 179
180 Page 180
181 Page 181
182 Page 182
183 Page 183
184 Page 184
185 Page 185
186 Page 186
187 Page 187
188 Page 188
189 Page 189
190 Page 190
191 Page 191
192 Page 192
193 Page 193
194 Page 194
195 Page 195
196 Page 196
197 Page 197
198 Page 198
199 Page 199
200 Page 200
201 Page 201
202 Page 202
203 Page 203
204 Page 204
205 Page 205
206 Page 206
207 Page 207
208 Page 208
209 Page 209
210 Page 210
211 Page 211
212 Page 212
Page: / 212

Table of Contents:

  • Page 3 – PRECAUTIONS; DANGER; MAINTENANCE OR REPAIR PROCEDURES.; WARNING; REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.
  • Page 4 – PREFACE; Provides a general overview and specifications of the product.
  • Page 5 – REVISION STATUS; Date; All
  • Page 8 – PRODUCT DESCRIPTION
  • Page 10 – Items
  • Page 12 – Figure 1-1. Nozzle Configuration for Stylus Color 440
  • Page 13 – Figure 1-3. Nozzle Configuration for Stylus Color 740
  • Page 14 – is not opened. These character tables can not be selected in; NOTE: The above typeface has 4 variations individually as follows
  • Page 17 – Figure 1-4. Printable Area for Cut sheet; PW
  • Page 19 – Figure 1-5. Printable Area for Envelopes; NOTE: Return the adjust lever to the zero position, which is normal; DL; RM; Plus Position
  • Page 20 – Figure 1-6. Black Ink Cartridge Appearance; C, but it returns to normal after 3 hours at; f o r S t y l u s C o l o r 4 4 0 , 6 4 0
  • Page 22 – Temperature; NOTE: 1 month at 40; Humidity; NOTE 2:During the transport, make sure that the head is capped and; ink cartridge is installed to the printer.; NOTE 3: If the head is not capped at the power-off state, turn the power; C environment, however it; H u m i d i t y
  • Page 23 – EMI
  • Page 24 – Approximately 45 dB
  • Page 25 – to print is sent from the PC to the printer.
  • Page 26 – Signal
  • Page 27 – Refer to the IEEE-1284 specification; changing a certain address in the EEPROM.; *3: Reverse channel is the mode that any data is transferred from the; Contents
  • Page 28 – Signal Name
  • Page 29 – Figure 1-9. Data Transmission Timing for Forward Channel; Parameter
  • Page 30 – Typical Tack Timing
  • Page 31 – Synchronous
  • Page 32 – Lights when the operate switch is “ON”, and AC power is supplied.; Paper Out LED
  • Page 33 – Table 1-20. Panel Function with Power On; NOTE 5:Before you press the Load / Eject switch, be sure to enter the; The following steps vary depending on the printer.; ON; Protection Counter value
  • Page 34 – Printer Condition and Panel Status; Table 1-22. Printer Condition and LED Status; Printer Status
  • Page 35 – The following explains the warning sign above.; Never use the ink cartridge that has been removed.
  • Page 36 – When the printer is turned on for the first time. (This is a normal; NOTE: Since 1 point of counter point equals 0.02 ml, the actual ink; Parallel adjustment malfunction
  • Page 37 – Printer Initialization; Page heading location for current page; First; line
  • Page 38 – ) Main Control Board
  • Page 39 – Figure 1-13. C256 Main Board Major Electric Elements; B a t t 1
  • Page 40 – Figure 1-14. C257 Main Board Major Electric Elements
  • Page 42 – OPERATING PRINCIPLES
  • Page 44 – Figure 2-1. Printer Mechanism Block Diagram; Carriage Motor
  • Page 45 – Figure 2-2. Print Head Sectional Drawing; Nozzle Selector Board; PZT; Cavity
  • Page 46 – Nozzle
  • Page 47 – Table 2-1. Carriage Motor Specifications; Rotor
  • Page 48 – See Figure 2-6 which shows the carriage mechanism.
  • Page 49 – Platen Gap Adjust Lever Setting; Paper
  • Page 52 – Major Ink Sequence Position on Carriage Working Area; Printable Area
  • Page 53 – Figure 2-12. Pump Mechanism Power Transmission Process; Gear A
  • Page 54 – Relationship between Pump Motor Rotation and it’s Work; Figure 2-13. Pump Roller Rotation and it’s Operation; PF/Pump motor rotational direction; forward rotation; Tube pressured; CW Rotation
  • Page 55 – Figure 2-14. Cap Mechanism and Operation Principle
  • Page 56 – Electrical Circuit Operating Principles; C256 Main, Main Board; PF MOTOR; AC Input; Print Head; LED
  • Page 57 – Voltage
  • Page 60 – ASF Sensor
  • Page 66 – Figure 2-20. Reset Circuit for Stylus Color 440; Not mounted
  • Page 67 – Figure 2-21. Reset Circuit for Stylus Color 640
  • Page 68 – Figure 2-22. Reset Circuit for Stylus Color 740
  • Page 69 – Figure 2-25. Sensor Circuit for Stylus Color 740
  • Page 70 – Destination information; Figure 2-26. EEPROM Control Circuit for Stylus Color 440
  • Page 71 – Figure 2-29. Timer Control Circuit for Stylus Color 440
  • Page 72 – Common wave form circuit became one HIC.
  • Page 73 – Figure 2-32. Head Drive Circuit for Stylus Color 440
  • Page 74 – Figure 2-33. Head Driver Circuit for Stylus Color 640
  • Page 75 – Figure 2-34. Head Drive Circuit for Stylus Color 740
  • Page 78 – Figure 2-38. Carriage Motor Drive Circuit for Stylus Color 440
  • Page 79 – Figure 2-39. Carriage Motor Drive Circuit for Stylus Color 640
  • Page 80 – Figure 2-40. Carriage Motor Drive Circuit for Stylus Color 740
  • Page 81 – TROUBLESHOOTING
  • Page 82 – Figure 3-1. Troubleshooting Process Flowchart; START; Motor Name; CR Motor
  • Page 83 – Sensor Name
  • Page 84 – Table 3-3. Printer Condition and Panel Status
  • Page 85 – Unit Level Troubleshooting; Flowchart 1; Symptom
  • Page 86 – Flowchart 2
  • Page 87 – Flowchart 4
  • Page 88 – Unit Repair of Power Supply Board
  • Page 89 – Transformer coils are open.
  • Page 90 – • L4962 is used for Stylus
  • Page 91 – Unit Repair of the Main Board; board equipped with each printer is as follows:
  • Page 92 – Symptoms; CPU does not operate.
  • Page 94 – Printing is abnormal.
  • Page 95 – Replace IC2
  • Page 96 – Repair of the Printer Mechanism; Table 3-7. Repair of the Printer Mechanism
  • Page 99 – DISASSEMBLY AND ASSEMBLY
  • Page 100 – Precautions for Disassembling the Printer; Do not heat the battery or put it near fire.; Danger of explosion if the battery is incorrectly
  • Page 101 – Tools; Tweezers
  • Page 102 – Body
  • Page 103 – Table 4-3. Inspection Checklist for the Repaired Printer; Category
  • Page 104 – Disassembly Procedures; The flowchart below shows procedures for disassembly.
  • Page 105 – Housing
  • Page 106 – printer are as follows; Pull out the “M/B Shield Plate” a little bit and remove cables which
  • Page 107 – Power Supply Board
  • Page 108 – The panel board equipped with each printer is as follows:; Figure 4-5. Removing the Operation Panel; S t a c k e r A s s e m b l y
  • Page 109 – Disassembling the Printer Mechanism; carriage lock mechanism. Then move the carriage to the left edge.
  • Page 110 – F a s t e n e r H e a d; O n l y f o r 7 4 0
  • Page 112 – located on the right side of the printer mechanism.; S p a c e r T r a y
  • Page 114 – Figure 4-9. Removing the Cap and Pump Assemblies; Pump Assembly
  • Page 115 – Head Cleaner
  • Page 116 – Rotate the gear 67.2 toward you and release the carriage lock; Figure 4-12. Removing and Installing the CR Motor Assembly
  • Page 117 – Remove 2 hexagon nuts and remove the PF motor assembly.; Removing the PF Motor Assembly for Stylus Color 740; P R M o t o r A s s e m b l y
  • Page 118 – Remove the 2 screws securing the PF motor assembly. to the; Figure 4-14. Removing the PF Motor Assembly; P F M o t o r A s s e m b l y
  • Page 119 – remove the gear 34 from the roller shaft in the ASF assembly.; C R S h a f t I n s t a l l a t i o n S c r e w
  • Page 121 – Figure 4-16. Disassembly of ASF Assembly
  • Page 122 – Figure 4-17. Disassembly of Paper Feed Roller Assembly
  • Page 124 – Figure 4-19. Removing the Carriage Assembly
  • Page 125 – disassemble the cable guide board.; Figure 4-20. Removing the Paper Guide Assembly; Be careful not to damage the combination gears.
  • Page 126 – Figure 4-21. Removing the Paper Eject Roller Assembly
  • Page 127 – Release two fixed hooks securing the PE detector assembly from; Figure 4-23. Removing the PE Detector Assembly
  • Page 128 – Remove the cable from the HP detector and take it out after; H P D e t e c t o r
  • Page 129 – ADJUSTMENT
  • Page 130 – Table 5-1 Adjustment Required; Adjustment Item; Table 5-2 Actions Taken and Adjustment Required; Content of Operation
  • Page 131 – Table 5-3 Adjustment Tools Required; Name; Thickness Gauge
  • Page 132 – Move the carriage to the center and set the thickness gauge on the; along with the carriage when the carriage is moved about 20 mm.; If the gap is adjusted correctly, move the right parallelism
  • Page 133 – Rotate the gear 67.2 and move the head cleaner to the printer rear; Left; P o s i t i o n M a r k
  • Page 134 – Figure 5-4. Interface Flow of Adjustment Program; Start
  • Page 135 – Figure 5-5. Options in the Program and Keys to Use; Main menu; Maintenance; E S C K e y
  • Page 136 – Connect the printer and PC and turn on the printer.; NLSP; If no model name is registered, go to; S t a r t i n g t h e s e r v i c e p r o g r a m .
  • Page 137 – After a few seconds, the model name appears on the screen shown; below. Proceed to one of the following steps.; If the printer is Stylus Color 440 or 640, go to; Section; I s t h e m o d e l n a m e c o r r e c t ?; E S C : P r e v i o u s U p / D o w n a r r o w s : S e l e c t E N T E R : O K
  • Page 138 – For Stylus Color 740:
  • Page 139 – Select; Figure 5-11. Destination Setting Screen for Stylus Color 740; Perform one of the followings:; S e l e c t t h e d e s t i n a t i o n .; The CG value has been correctly set. Return to; Standard: There is no IC6 on C257 Main board.
  • Page 140 – After replacing the printer mechanism; Figure 5-12. Maintenance Menu of the Program; automatically enters the initial ink charge sequence.; D o y o u w a n t t o r e s e t t h e i n i t i a l i n k c h a r g e f l a g ?
  • Page 141 – following screen appears.; Press the Enter key. The printer enters the CL2 sequence.
  • Page 142 – [Confirming the current protection counter value]; P r o t e c t i o n C o u n t e r C H E C K / C L E A R
  • Page 143 – Have not replaced; N o w c l e a r i n g t h e p r o t e c t c o u n t e r !
  • Page 145 – Press the Enter key, and the screen below appears. The terms
  • Page 146 – When replacing any of the parts above, make a note of VH voltage; On the side face of the printhead.; By using the Up/Down arrow key, select Adjustment in the main
  • Page 147 – When you input the head ID value, the screen automatically
  • Page 148 – When a printhead is replaced.
  • Page 149 – Figure 5-28. Sample of Head Angular Adjustment Pattern; NOTE: Make sure to loosen this screw. Otherwise, the printhead; angle will no change even if the adjusting lever moves.; Printhead securing screw; Correct condition = evenly spaced; Adjusting Lever
  • Page 150 – Verify the pattern on the printout again.; reinstall the upper case only when you remove it.
  • Page 151 – Replacing the Print mechanism; By using the Up/Down arrow key, select Adjustment in the main; B i - D i r e c t i o n a l A d j u s t m e n t
  • Page 152 – The value 0 (blue) appears in the center of the screen and changes; program stores the selected value.; Press the Esc key once. The current screen returns to the Bi-D; Left Gap; S e l e c t a n a d j u s t m e n t v a l u e w i t h t h e U p / D o w n a r r o w k e y s .
  • Page 153 – MAINTENANCE
  • Page 154 – Confirm that the printer is in stand-by state (the POWER indicator
  • Page 156 – Standard
  • Page 157 – * N e v e r a p p l y t h e o i l e x c e e d i n g 0 . 6 c c .; C a r r i a g e A s s e m b l y
  • Page 160 – APPENDIX
  • Page 161 – A.1 Connector Summary; for
  • Page 162 – AC; Control Panel; Printer Mechanism
  • Page 163 – (Stylus Color 440 and Stylus Color 640)
  • Page 166 – Figure A-2. Cable Connection of the Stylus Color 740
  • Page 167 – Table A-11. Connector Summary of C257MAIN
  • Page 169 – A.2 EEPROM Address Map
  • Page 170 – EEPROM Address Map
  • Page 174 – This section provides EEPROM address map for the Stylus Color 740.; Password 0
  • Page 177 – Adjusted at factory
  • Page 178 – A.3 Circuit Board Component Layouts; This section is composed of the following components layouts.
  • Page 186 – C257 PSB Board Component Layout (Stylus Color 740)
  • Page 188 – A.4 Exploded Diagrams; This section contains the following exploded diagrams.
  • Page 198 – Part List; Part Name
  • Page 199 – 06 Spacer, Cable Head
  • Page 202 – A.6 Circuit Diagrams; See the following pages for the circuit diagrams below.; copies, as no pdf files for it is provided.
Loading the manual

EPSON Stylus Color 440/640/740

Color ink jet printer

4009667

®

"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.

Summary

Page 3 - PRECAUTIONS; DANGER; MAINTENANCE OR REPAIR PROCEDURES.; WARNING; REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.

PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1)Personal injury and 2) damage to equipment. DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performing procedures preceded by DA...

Page 4 - PREFACE; Provides a general overview and specifications of the product.

PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of Stylus Color 440/640/740. The instructions and procedures included herein are intended for the experienced repair technicians, and attention should be given to the prec...

Page 5 - REVISION STATUS; Date; All

REVISION STATUS Rev. Date Page(s) Contents A 1998/07/15 All First Release B 1998/09/30 Page 188 Pages 195 to 212 The exploded diagrams and part list for the Stylus Color 740 has been added.

Other Epson Models