Oki ML520 Service Manual page 18

Paper Park
Automatic Paper Loading
Forms Tear Off
1.6.15 Paper Loading
Auto Loading (Top Feed)
Press FORM FEED / Load switch to feed paper to default position
1.6.16 Paper Out Detection
Distance from end of paper
Rear Feed: 0.5 inches (12.7 mm)
Bottom Feed: 0.5 inches (12.7 mm)
Top Feed: 0.5 inches (12.7 mm)
1.6.17 Paper Tear Capabilities
Forms Tear-0ff (sharp edge on access cover)
Metal Tear Bar (with optional bottom feed tractor unit)
1.6.18 Print Method
Printhead Type
General Information
Impact: Dot Matrix
9 pin printhead
.0134 inch (0.34 millimeter) diameter pins
Overheat Protection
When printhead temperature exceeds 110 degrees Celsius, the printer stops bi-directional printing.
Uni-directional printing begins.
If the temperature exceeds 118 degrees Celsius, printing stops.
Printing will resume when the printhead temperature drops below 118 degrees Celsius.
NOTE:
Refer to Section Two for more information on printhead operation.
Printhead Gap Information
Three items factor into printhead gap information: