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DLQ-3000 Minerva+
Epson DLQ-3000 Minerva+ Manuals
Manuals and User Guides for Epson DLQ-3000 Minerva+. We have
4
Epson DLQ-3000 Minerva+ manuals available for free PDF download: Service Manual
Epson DLQ-3000 Minerva+ Service Manual (189 pages)
24-PIN DOT MATRIX PRINTER
Brand:
Epson
| Category:
Printer
| Size: 4.05 MB
Table of Contents
Revision Sheet
6
Service Manual
1
Table of Contents
6
Features
9
Consumables and Options
11
Hardware Specification
12
Printing Specification
12
Character Specifications and Control Codes
15
Coded Character Sets
15
Type Faces
15
Rendition
15
Combination of Character Tables and Typefaces
16
Memory Size
17
Character Size
17
Control Codes
17
Paper Feed Specification
18
Friction Feed (Cut Sheet)
18
Tractor Feed (Continuous Paper)
18
Paper Feed Speed and Accuracy
18
Paper Specification
19
Printable Area
25
Paper Thickness Detection
32
Ribbon Cartridge
33
Monochrome Ribbon Cartridge
33
Color Ribbon Cartridge
33
Input Data Buffer
34
Electric Specifications
34
Safety Approvals
34
CE Marking
34
Acoustic Noise
35
Reliability
35
Environmental Conditions
35
Interfaces
36
Parallel Interface
36
Serial Interface
41
Optional Interface
42
Printer Language
43
Prevention Hosts from Data Transfer Time-Out
44
Interface Selection
44
Operation
45
Control Panel
45
Button Operations
45
Printer Status and LCD/LED Indicator Conditions
47
Printer Status and Buzzer
48
Selectype
49
Selectype Phase
49
Selectype Operation
50
Selectype Option
51
Functions at Power on
53
Bi-D Adjustment Mode
54
Program Reload Mode
54
Initialization
55
Printer Initialization
55
Initialize Defaults to the Standard
56
Main Components
57
C210MAIN Board
57
C124PSB/PSE Board
58
Printer Mechanism
58
Housing
59
Chapter 2 Operating Principle
60
Chapter 1 . General Description
62
Printer Mechanism Operating Principles
62
Printing Mechanism
62
CR (Carriage) Mechanism
64
PG (Platen Gap) Adjustment Mechanism
65
Ribbon Feed/Ribbon Shift Mechanism
67
Ribbon Feed Mechanism
68
Ribbon Shift Mechanism
68
Paper Feed Mechanism
70
Core of the Paper Feed Mechanism
70
Paper Feed Sensor Mechanism
71
Release Mechanism
73
Circuit Operating Principles
74
Power Supply Voltage
74
Power Supply Circuit Operation
75
Controller Circuit
76
Interface Circuit
79
Reset Circuit
80
Memory Back-Up Circuit
81
Ribbon Motor Controller/Driver Circuit
82
PF (Paper Feed) Motor Controller/Driver Circuit
83
CR (Carriage) Motor Controller/Driver Circuit
84
Bi-D Adjustment Function
86
Interlock Function
86
Printhead Controller/Driver Circuit
87
Control Panel Circuit
88
PG (Platen Gap) Motor Driver Circuit
89
Paper Thickness Detecting Circuit
90
Paper Jam Sensor
91
Chapter 3 Disassembly and Assembly
95
Overview
97
Tools
97
Checks after Repair
98
Disassembly and Assembly
99
Printhead Replacement
100
Printhead Removal
100
Ribbon Mask Removal
101
Electrical Board Removal
102
Rear Cover Removal
102
C210 MAIN Board Removal
103
C124 PSB/PSE Board Removal
105
Control Panel Removal
106
Adjust Switch Removal
106
Upper Housing Assembly Removal
107
Printer Mechanism Removal
108
HP (Home Position) Sensor Assembly Removal
110
Front Paper Sensor Removal
110
PF Sensor Assembly Removal
111
PF Motor Assembly Removal
111
CR Motor Assembly Removal
112
CS (Color Shift) Motor Assembly Removal
113
Paper Eject Lever Assembly
114
PG Motor Removal
115
PG Sensor Removal
115
PGHP Sensor Removal
115
CR Removal
116
CS Board Assembly Removal
119
PEW Sensor Assembly Removal
120
Color Ribbon Sensor Removal
121
Platen Removal
122
Paper Jam Sensor / Rear Paper Sensor Removal
124
Lower Housing Assembly Removal
125
Reloading the Control Program
126
Chapter 4 Adjustment
127
Overview
128
Adjustment
129
Platen Gap (PG) Adjustment
129
Parallelism Adjustment
130
PG Reference Value
131
Belt Tension Adjustment
135
Customer Data Setting
136
Bi-D Adjustment
137
Chapter 5 Troubleshooting
139
Overview
140
Unit Repair and Replacement
141
Repair of C124 PSB/PSE Board
150
Repair of C210 MAIN Board Component
153
Repair of the Printer Mechanism
157
Chapter 6 Maintenance
160
Lubrication and Adhesion
161
Appendix
165
Connector Summary
166
Circuit Diagrams
172
Circuit Board Component Layout
179
Exploded Diagram
183
Dimensions and Weight
187
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Epson DLQ-3000 Minerva+ Service Manual (141 pages)
Terminal Printer
Brand:
Epson
| Category:
Printer
| Size: 3.3 MB
Table of Contents
Chapter 1 Product Description
7
Service Manual
1
Table of Contents
7
Features
9
Specifications
10
Hardware Specifications
10
Paper Handling Specifications
10
Paper Specifications
11
Printable Area
13
Ribbon Catiridge Specifications
13
Electrical Specifications
14
Environmental Conditions
14
Physical Specifications
14
Reliability
14
Safety Approvals
14
Firmware Specifications
15
Interface Overview
18
Parallel Interface Specifications
18
Serial Interface Specifications
20
Optional Interface
22
Interface Selection
22
Prevention Host from Data Transfertimeout
22
Operating Instructions
23
Control Panel Operation
23
Printer Stateand LCD/LED Indication
25
Self-Test
26
Hexadecimal Dump Function
26
Setting Print
26
Selectype Function
27
Selectype Phase Transitions
27
Selectypel And20Perations
27
Font and Pitch Selection Operations
28
Program Reload Mode
28
Bootstrap
28
Reprogramming Operation
28
Printerstatus and Buzzer
29
Printer Initialization
29
Hardware Initialization
29
Power-On Initialization
29
Selectype Initialization
29
Software Initialization
29
Default Settings
30
Chapter 2 Operating Principles
31
Printer Mechanism
31
Printer Mechanism Operation
33
Printing Mechanism
33
Carriage Mechanism
35
Platen Gap Mechanism
37
Ribbon Feed/Shift Mechanism
38
Paper Feed Mechanism
42
Power Circuit
46
Typeand Usage of the Power Supplyvoltages
46
Power Supply Circuit Operation
47
Control Circuit
48
Interface Circuit
50
Reset Circuit
51
Memoryback-Up Circuit
51
Detector Circuit for General Ports
53
Cs/Rfmotorcontroller/Driver Circuit
54
Paper Feed Motor Controller/Driver Circuit
55
Carriage Motor Controller/Driver Circuit
56
Printhead Controller/Driver Circuit
58
Control Panel Circuit
59
Chapter 3 Disassembly and Assembly
60
Overview
62
Precaution for Disassembling the Printer
62
Toois
62
Service Checks after Repair
63
Table 3-2. Inspection Checklist for Repaired Printer
63
Specifications for Screws
64
Disassembly and Assembly
64
Table 3-3. Abbreviations Used for Screws
64
Removing the HOLDER, RIBBON MASK
66
Removing the Printhead
66
Removing the COVER,REAR
67
Removing the Circuit Board
68
Removing the BOARD ASSY.,MAIN & SUB
68
Removing the BOARD ASSY.,POWER SUPPLY
69
Removing the Control Panel
70
Removing the HOUSING ASSY.,UPPER
71
Removing the Printer Mechanism
72
Figure 3-10. Removing the Printer Mechanism
73
Figure 3-11. Removing the Detector Assy.,Hp
74
Figure 3-12. Removing the Sensor Assy.,Load
74
Removing the DETECTOR ASSY.,HP
74
Removing the SENSOR ASSY.,LOAD
74
Figure 3-13. Removing the Detector Assy.,Pg
75
Removing the DETECTOR ASSY.,PF
75
Removing the DETECTOR Assy.,Pg
75
Figure 3-15. Removing the Motor Assy.,Pf
76
Figure 3-16. Removing the Motor Assy.,Cr
76
Removing the MOTOR ASSY.,CR
76
Removing the MOTOR Assy.,Pf
76
Figure 3-17. Removing the Connector of Motor Assy.,Cs
77
Figure 3-18. Removing the Motor Assy.,Cs
77
Removing the MOTOR ASSY.,CS
77
Figure 3-19. Removing the Lever Assy.,Eject
78
Removing the LEVER ASSY.,EJECT
78
Removing the CARRIAGE ASSY
80
Removing the DETECTOR ASSY.,CS
81
Figure 3-27. Cam,Cs Positioning for Reassembly
82
Figure 3-28. Removing the Sensor Assy.,Pew
82
Figure 3-29. Removing the Paper Feed Gear Train
83
Figure 3-30. Removing the Paper Feed Gear Train
83
Removing the PLATEN ASSY
83
Figure 3-31. Removing the Platen Assy
84
Figure 3-32. Removing the Housing Assy.,Lower
85
Removing the HOUSING ASSY.,LOWER
85
Reloading the Printer Control Sofiware
86
Chapter 4 Adjustment
87
Overview
88
Platen Gap Adjustment
89
Belt Tension Adjustment
91
Default and Machine Information Setting
92
Default, Machine Information Seiting and Bi-Directional Adjustment
92
Sensor Assy.,Load Adjustment
95
List of Figures
96
Table
96
Unit Level Troubleshooting
99
Preventive Maintenance
117
Epson DLQ-3000 Minerva+ Service Manual (17 pages)
IMPACT DOT PRINTER
Brand:
Epson
| Category:
Printer
| Size: 0.22 MB
Table of Contents
Service Manual
1
Revision Sheet
3
Interface Overview
5
Parallel Interface Specifications
5
Forward Channel
6
Reverse Channel
8
Main Components
9
Housing Assembly
9
Connector Summary
10
Printer Mechanism
10
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Epson DLQ-3000 Minerva+ Service Manual (2 pages)
Epson Printer User Manual
Brand:
Epson
| Category:
Printer
| Size: 0.03 MB
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