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Manuals
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Wang Manuals
Printer
DW/OS-20
Maintenance manual
Wang DW/OS-20 Maintenance Manual
Daisy printer
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Chapter 4 Installation and Checkout
Table 2-1 TYPICAL HEADER/INSTRUCTION BYTE
Table 2-2 COMMAND HEADER/INSTRUCTION BYTES
Site Preparation
ENVIRONMENTAL Eonsiderations
L! SYSTEM INTERCONNECTIONS
Initial Turn on and Power up Diagnostic Tests
The Field Service Error Codes
4. 7 Burn in
4. 7. 1 General
Burn in Test Procedure
Self Test and Mechanism Verification Test
Self Test and Mechanism Verification Test Procedure
Sensor Test
General
Sensor Test Procedure
4.10 Switch Test
Print Quality Adjustment Test
4. 11. 1 General
Print Quality Adjustment Test Procedure
Daisy Home Adjustment Test
Daisy Home Adjustment Test Procedure
Power up Diagnostic Test
Power up Diagnostic Test Procedure
Seven Segment Display Test
General
Seven Segment Display Test Procedure
Twin Sheet Feeder Eject Test
Twin Sheet Feeder Eject Test Procedure
Twin Sheet Feeder Feed Test
General
Twin Sheet Feeder Feed Test Procedure
Envelope Feeder Eject Test
Envelope Feeder Eject Test Procedure
Envelope Feeder Feed Test
General
Envelope Feeder Feed Test Procedure
4.19 Installation of Optional Equipment
Chapter 5 Preventive and Corrective Maintenance
Preventive Maintenance
Cleaning and Inspection
Vis Ual Inspection
Corrective Maintenance
Checks and Adjustments
Printer Assembly
Print Wheel to Platen Check
Print Wheel to Platen Adjustment
Hanuner-To-Platen Check
Print Hanuner Angle Check
Print Hammer Angle Adjustment
Print Wheel Home Position Check
Print Wheel Home Position Adjustment
Print Solenoid Arm and Lamination Check and Adjustment
Print Solenoid Arm-To-Lamination Gap Check
Print Solenoid Arm-To-Lamination Gap Adjustment
Cord Tension Check
Cord Tension Adjustment
Backlash Adjustment
Card Guide Check
Card Guide Adjustment
Left Margin Home Position Check
Left Margin Home Position Adjustment
End of Ribbon Check
End-Of-Ribbon Adjustment
Ribbon Drive Check
Ribbon Drive Adjustment
Daisy Wheel Damper Check
Daisy Wheel Damper Adjustment
Ribbon-Height Check and Adjustment
Paper out Switch Check
Paper out Switch Adjustment
Pressure Rollers Check
Pressure Rollers Adjustment
Figure 7-1 Covers and Base Pan 729-5246
Figure 7-3 Platen Assembly 279-5191
Carriage Assembly
Figure
Figure 8-1 Overall Printer Troubleshooting Flowchart (Sheet 1 of 2)
Figure 8-1 Overall Printer Troubleshooting Flowchart (Sheet 2 of 2)
Figure 7-5 Electronics Assembly - Serial Model (Sheet 1 of 2)
Figure 7-5 Electronics Assembly - Parallel Model (Sheet 2 of 2)
Figure 8-6 I/O Selection Malfunctions
Figure 8-8 Print Quality Malfunctions (Sheet 2 of 3)
Figure 8-8 Print Quality Malfunctions (Sheet 3 of 3)
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WANG .
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•
DAISY PRINTER
Models:
DW/OS-20
DW/22-20
PC-PMOll
•
Customer Engineering
Product Maintenance Manual
3305
729-1054-A
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Table of Contents
Troubleshooting
Figure
119
Figure 8-1 Overall Printer Troubleshooting Flowchart (Sheet 2 of 2)
120
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This manual is also suitable for:
Dw/22-20
Pc-pm011
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