Table of Contents

Page

 

 

....3.2.11 Space Motor and Roller Guide Assemblies

80

....3.2.12 Carriage Cable

81

....3.2.13 Space Rack

82

....3.2.14 Roller/Holder Backup Assembly

83

....3.2.15 Guide Rail and Adjust Cam

84

....3.2.16 Left Ground Plate

85

....3.2.17 Right Ground Plate

86

....3.2.18 Rear and Cut Sheet Paper Feed Sensor Levers

87

....3.2.19 Platen Assembly

88

....3.2.20 Paper Chute Assembly

89

....3.2.21 Line Feed Motor Assembly

90

....3.2.22 Reset Spring

91

....3.2.23 Idle Gear and Change Lever

92

....3.2.24 Pressure Spring

93

....3.2.25 Carriage Shaft

94

....3.2.26 Leaf Spring

95

....3.2.27 Bottom Paper Sensor Levers

96

....3.2.28 Front Pressure Roller Assembly

97

....3.2.29 Tractor Assembly

98

....3.2.30 Main Frame

99

3.3 Printer Adjustments

100

....3.3.02 Printhead Gap Adjustment

101

....3.3.03 Key Combinations

102

....3.3.04 Menu Operation

103

........Menu Settings

104

....3.3.05 Top of Form

105

....3.3.06 Paper Park

106

....3.3.07 Tear Feature

107

....3.3.08 Forms Tear Off

108

....3.3.09 Resets

109

3.4 Cleaning

110

3.5 Lubrication

111

3.6 Shipping Instructions

112

4 Failure & Repair Analysis

 

....4.1.01 Introduction

113

....4.1.02 Printer Serial Number Identification

114

....4.1.03 Firmware Revision Identification

115

4.2 Reporting Problems - General Information

116

....4.2.02 Problem Lists

117

....4.2.03 Reporting Methods

118

4.3 Troubleshooting Updates

119

4.4 Troubleshooting Tips

120

....4.4.02 Problem Categories

121

....4.4.03 START HERE Flowchart

122

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Oki ML520, ML521 manual Failure & Repair Analysis