Printhead Drive Service Check - IBM 4247 Maintenance Information

Ribbon Lift
Motor Screws
Ribbon Lift Motor
Connector
Figure 87. New Motor. (Viewed From Top)
9. Ensure that the printhead cables are connected at both ends correctly.
10. Install the ribbon cartridge.
11. Perform T&D11 Verify that the ribbon is driven up and down by the ribbon lift motor, and pulled to the left by
the ribbon feed motor.
Note: If the ribbon lift motor lifts and lowers the ribbon during T&D11, but not during printing, replace the
logic board.
12. Return to the step that sent you here.

Printhead Drive Service Check

Note: In any steps in this procedure, replace any parts you find to be broken or irreparably loose.
1. Power off (O) the printer.
2. Locate and remove from the forms paths torn pieces of paper or other foreign material that can cause
forms jams. Also inspect the printhead movement area.
3. Inspect the printhead home sensor for cleanliness, damage, or a loose mounting.
Printhead
Printhead
Cable
Chapter 5. Removals and Adjustments
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