Apple ImageWriter II/L Spezifikationen PDF herunterladen (Seite 49)

Troubleshooting Symptom Charts /Carriage Movement - 7

Carriage Movement

Carriage doesn’t

move; LEDs are not lit

1 Replace main board.

2 Replace power supply board.

Carriage doesn’t

move; LEDs are lit

1 Replace main board.

2 Replace power supply board.

Carriage assembly

moves to the left and

does not return to

center

1 Verify operation of switch on print head board. If switch is

frozen or defective, replace print head board.

2 Verify that metal tab actuating left-side home position

switch is bent correctly. Use a feeler gauge and bend tab 1

mm toward right side.

3 Replace main board.

4 Replace power supply board.

5 Replace flexible ribbon cable.

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Apple ImageWriter II/L Spezifikationen Seite 49