OKIDATA OKIPAGE 20, Руководство по обслуживанию

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Table of Contents Page
....6.5.1 LCD status message/trouble list 79
....6.5.2 LCD message troubleshooting 80
....6.5.3 Image troubleshooting 81
7 Wiring Diagram
7.1 Interconnect Signal Diagram 82
7.2 PCB Layout 83
7.3 Resistance Check 84
7.4 Program/Font ROM Location 85
8 Parts List
Figure 8-1 Printer Unit 86
Table 8-1 Printer Unit 87
Figure 8-2 Frame-Main Unit 88
Table 8-2 Frame-Main Unit 89
Figure 8-3 Base Unit 90
Table 8-3 Base Unit 91
A Centronics Parallel Interface
Centronics Parallel Interface 92
B RS-232C Serial Interface
RS-232C Serial Interface 93
C Duplex Unit
1. OUTLINE 94
....1.1 Functions 95
....1.2 External View and Component Names 96
2.0 Mechanism Description 97
....2.1 General Mechanism 98
....2.2 JAM Release Mechanism 99
....2.3 Removing/Installing Duplex Unit 100
3.0 Parts Replacement 101
....3.1 Precautions Concerning Parts Replacement 102
....3.2 Parts Layout 103
....3.3 Parts Replacement Methods 104
........3.3.1 Board-LEX 105
........3.3.2 Connector (IMSA-9714N-14A) 106
........3.3.3 Photo Sensor 107
........3.3.4 SOLENOID Assy 108
........3.3.5 Motor 109
4.0 Troubleshooting 110
....4.1 Precautions Prior to the Troubleshooting 111
....4.2 Preparations for the Troubleshooting 112
....4.3 Troubleshooting Method 113
........4.3.1 LCD Status Message List 114
........4.3.2 Troubleshooting Flow 115
5.0 Connection Diagram 116
....5.1 Interconnection Diagram 117