IBM 4230 - Model 4i3 B/W Dot-matrix Printer, User Manual, Page: 65 / 320

Decreasing Forms Tension: To decrease tension on the forms,
follow these steps:
1. Loosen the blue forms tension knob by rotating the knob
counterclockwise.
2. Move the knob to a lower number setting.
For example, if the knob was set at 3, move the knob to 2.
3. Tighten the blue forms tension knob by rotating the knob
clockwise. Be sure to avoid unlatching the F1 forms device
when adjusting the forms tension.
4. Press Start to print.
5. Observe the forms.
If the form paper holes are still tearing or stretching, press Stop
and repeat Steps 1 through 5 of this procedure.
If the forms are buckling, there is too little tension on the forms.
If the tension is satisfactory, continue to print.
Increasing Forms Tension: To increase tension on the forms,
follow these steps:
1. Loosen the blue forms tension knob by rotating the knob
counterclockwise.
2. Move the knob to a higher number setting.
For example, if the knob was set at 2, move the knob to 3.
3. Tighten the blue forms tension knob by rotating the knob
clockwise. Be sure to avoid unlatching the F1 forms device
when adjusting the forms tension.
4. Press Start to print.
5. Observe the forms.
If the forms are still buckling, press Stop and repeat Steps 1
through 5 of this procedure.
If the forms are tearing or jamming, there is too much tension on
the forms.
If the tension is satisfactory, continue to print.
Chapter 1. Setting Up the 4230 Printer
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