OKIDATA ML380, Service Manual

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Standard
Friction Feed (Top)
Push Tractor (Rear)
Optional
Pull Tractor (Bottom / Rear)
Single-Bin Cut Sheet Feeder (Top)
CSF 3800
1.6.14 Paper Feed Paths
Top Feed (Standard)
Rear Feed (Standard)
Bottom Feed (by using an Optional feed mechanism)
Special Features
Paper Park
Semi-Automatic Sheet Feeding
Paper Tear Off
1.6.15 Paper Loading
Semi-Automatic Sheet Feeding
Opening the paper bail arm activates the semi-automatic sheet feeder (SASF)
1.6.16 Paper Out Detection
Distance from end of paper
Rear Feed: 2.3 inches (57 millimeters)
Bottom Feed: 1.4 inches (36 millimeters)
Top Feed: 1 inch (25 mm)
1.6.17 Paper Tear Capabilities
Paper Tear-0ff (sharp edge on access cover)
1.6.18 Print Method
Printhead Type
General Information
Impact Dot Matrix
24 pin printhead
.0079 inch (.20 millimeter) diameter pins
Overheat Protection
When printhead temperature is between 90 and 129 degrees Celsius (ALARM 1), the printer stops
bi-directional printing. Uni-directional printing begins.
If the temperature continues to rise (130 degrees Celsius, ALARM 2), printing stops.
Printing will resume when the printhead temperature drops below the ALARM 1 threshold.
NOTE:
Refer to Section Two for more information on printhead operation.
Printhead Gap Information
Two items factor into printhead gap information.
1. Printhead Gap
Adjustment
This is a SERVICE ADJUSTMENT made by a technician.
It is covered in Section 3.3 of this Service Handbook.
The Adjustment measures 0.016, +/- 0.002 inches (0.41, +/- 0.05 mm).
2. Printhead Gap
Adjust
The printhead gap is modified by moving the printhead gap lever, located on the left side of the housing.
To move the lever, pull it towards the printer housing and push the lever towards the front of the printer.
The settings are 1, 2, 3, 4, and 5.
Use 1 for single sheet.