Cosen C-420NC, Instruction Manual, Page: 38 / 138

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9. Feed forward button

When this button is pressed, the feeding workbed will move forward. Press and hold the button to
feed forward. As soon as the button is released, the feeding workbed will stop moving forward.

This button only works when the machine is switched to manual mode “ ”.

This button is only in function when the current blade height is above the preset material height
AND when either of the front and rear vises are unclamped.
After the blade motor starts running, the function of rear vise is disabled due to safety concerns.
10. Feed backward button

When this button is pressed, the feeding workbed will move backward. Press and hold the button
to feed backward. As soon as the button is released, the feeding workbed will stop moving
backward.

This button only works when the machine is switched to manual mode “ ”.

This button is only in function when t when the current blade height is above the preset material
height AND when either of the front and rear vises are unclamped.
After the blade motor starts running, the function of rear vise is disabled due to safety concerns.
11. Blade speed control knob
Blade speed is controlled by the inverter located under the workbed. Turning the knob clockwise
increases the blade speed.
12. HMI touch screen
Please refer to later section for detailed introduction.