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SII LTP02-245-13
User Manuals: Seiko SII LTP02-245-13 Printer Head
Manuals and User Guides for Seiko SII LTP02-245-13 Printer Head. We have
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Seiko SII LTP02-245-13 Printer Head manual available for free PDF download: Technical Reference
Seiko SII LTP02-245-13 Technical Reference (62 pages)
THERMAL PRINTER MECHANISM
Brand:
Seiko
| Category:
Printer Accessories
| Size: 0 MB
Table of Contents
Table of Contents
4
Chapter1 Precautions
8
Safety Precautions
9
Design and Handling Precautions
10
Design Precautions
10
Handling Precautions
12
Precautions on Discarding
13
Chapter2 Features
14
Chapter3 Specifications
15
General Specifications
15
Table 3-1 General Specifications
15
Print Configuration
17
Figure 3-1 Print Dot Pitch
17
Figure 3-2 Print Area
17
Step Motor
18
General Specifications
18
Table 3-2 General Specifications of the Step Motor
18
Sample Drive Circuit
19
Figure 3-3 Sample Drive Circuit
19
Excitation Sequence
20
Figure 3-4 Input Voltage Waveforms for the Sample Drive Circuit
20
Table 3-3 Excitation Sequence
20
Motor Start/Stop Method
21
Figure 3-5 Motor Start/Stop Timing Chart
21
Motor Drive Method
22
Table 3-4 Maximum Motor Drive Pulse Rate
22
Table 3-5 Acceleration Steps
24
Table 3-6 Maximum Continuous Drive Time and Drive Ratio
25
Table 3-7 Drive Time and Paper Length at Temperature Rise 50°C
26
Table 3-8 Drive Time and Paper Length at Temperature Rise 75°C
27
Motor Drive Precautions
28
Thermal Head
29
Structure of the Thermal Head
29
Figure 3-6 Thermal Head Block Diagram
29
Table 3-9 DST and Heating Elements
29
Print Position of the Data
30
Figure 3-7 Transfer Data and Print Position
30
Electrical Characteristics of Thermal Head
31
Table 3-10 Electrical Characteristics of Thermal Head
31
Timing Chart
32
Thermal Head Heat Element Resistance
32
Figure 3-8 Thermal Head Drive Timing Chart
32
Table 3-11 Thermal Head Heat Element Resistance
32
Maximum Current Consumption
33
Controlling the Activation Pulse Width for Thermal Head
34
Calculation of Activation Pulse Width
34
Calculation of Printing Energy
34
Table 3-12 Standard Printing Energy and Temperature Coefficient
34
Adjustment of Thermal Head Resistance
35
Adjustment of Thermal Head Drive Voltage
35
Setting of Activation Pause Time
35
Adjustment by Thermal Head Activation Pulse Cycle
36
Figure 3-9 the Time between the Beginning of the Last Thermal Head Activation and the Beginning of Present Thermal Head Activation (W')
36
Calculation Sample for the Activation Pulse Width
37
Table 3-13 Activation Pulse Width
37
Temperature Characteristics of Thermistor
38
Figure 3-10Temperature Characteristics of the Thermistor
38
Table 3-14 Temperature Characteristics of the Thermistor
39
Detecting Abnormal Temperature of the Thermal Head
40
Out-Of-Paper Sensor
41
Precautions for the Out-Of-Paper Sensor
41
Figure 3-11Sample External Circuit of the Out-Of-Paper Sensor
41
Table 3-15 Out-Of-Paper Sensor
41
Chapter4 Connecting Terminals
42
Recommended Connector for External Circuits
42
Connecting Terminals
42
Figure 4-1 Connecting Terminals
42
Table 4-1 Recommended Connectors
42
Table 4-2 Terminal Assignments of the Connecting Terminal
43
Chapter5 Print Drive Method
44
Motor and Thermal Head Drive Method
44
Figure 5-1 Divided Print Timing Chart Sample
44
Thermal Head Division Drive Method
46
Precautions for Print Drive
47
Chapter6 Outer Case Design Guide
48
Fixing the Printer Main Body
48
How to Mount the Printer Main Body
48
Figure 6-1 Dimensions for Positioning and Fixing the Printer Main Body
48
Recommended Screws
49
Precautions for Fixing the Printer Main Body
49
Fixing the Platen Unit
50
Recommended Shape of the Platen Holder
50
Figure 6-2 Dimensions for Positioning and Fixing the Platen Unit
50
Dimensions for Positioning and Fixing the Platen Holder
51
Figure 6-3 Dimensions for Positioning and Fixing the Platen Holder
51
Precautions for Fixing the Platen Holder
52
Connect the Printer to Frame Ground (Fg)
53
How to Connect the Printer to Frame Ground (FG)
53
Figure 6-4 Frame Ground (FG) Connecting Area
53
Layout of the Printer Mechanism and Thermal Paper
54
Figure 6-5 Recommended Layout between the Printer and the Paper
54
Where to Mount the Paper Holder
55
Figure 6-6 Recommended Paper Holder Dimensions
55
Design Paper Eject
56
Design the Shape of the Paper Eject
56
Figure 6-7 Paper Path
56
Mount the Paper Cutter
57
Figure 6-8 Blade Edge
57
Precautions for Designing the Outer Case
58
Chapter7 External Dimensions
59
Figure 7-1 External Dimensions of the Platen Unit
59
Figure 7-2 External Dimensions of the Printer Mechanism
60
Chapter8 Handling Method
61
Precautions for Installing/Uninstalling the Thermal Paper
61
Precautions for Cleaning the Thermal Head
62
Figure 8-1 Cleaning Position of the Thermal Head
62
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