Genicom MatrixPrinter LA36 manuals

Genicom MatrixPrinter LA36 User Manual (138 pages)

Brand: Genicom | Category: Printers | Size: 1.76 MB |

English

Table of contents

S e r v i c e M a n u a l

1

CONTENTS

4

ILLUSTRATIONS

8

1.2.1 Overview

13

1.2.2 Model configuration

13

1.2.3 Structure

14

CHAPTER 4 MAINTENANCE

37

Table 4.1 Maintenance tools

38

Figure 4.1 Basic components

39

Table 4.3 Cleaning

41

4.9.1 Parts replacement

42

RS-423 board

54

Control board

54

Connector

55

Mask ROM (CG) : IC3

56

EP ROM (program) : IC1

56

4.9.2 Adjustment

68

Right-side frame

69

Left-side frame

69

HHHHHHHHHH

72

4.9.3 Lubrication

73

Carriage unit

77

Front stay

77

2-SG-C-O

77

1-FL-F-O

77

Stay shaft Asy

77

1 to 3 mm

82

4 mm6 mm

83

4.10.1 Self-test printing

84

4.10.2 Hex dump

86

Carriage drive

88

Print head drive

88

Paper feed drive

88

5.2.1 Print head drive

89

Figure 5.2 Print head

89

5.2.2 Carriage drive

90

Figure 5.3 Carriage drive

90

5.2.3 Ribbon feed

91

Figure 5.4 Ribbon feed

91

5.2.4 Paper feed

92

Figure 5.5 Paper feed path

92

Figure 5.9 Paper selection

96

Figure 5.10 Autoloading

97

5.3.1 System configuration

104

CN423 INFCEN

105

Power stop

107

Output port

109

5.3.2 Main controller

110

5.3.3 Interface control

112

5.3.4 Carriage motor control

114

1/2-phase

116

Speed (10 cpi)

116

5.3.5 Print head control

118

Figure 5.31 Print timing

119

5.3.6 Paper feed control

120

5.3.7 Ribbon shift control

122

5.3.8 Fire check control

124

AC input

127

Thermistor

127

Rectifier circuit

127

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