Avery Dennison ST9500, Operator'S And Service Manual

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After the Head goes all the way down to the bottom, it turns to go up; when the head comes up ,
the feed pawl engages the ratchet on the feed wheel, advancing one or two (depends on setting) new
fastener(s) into the cut position.
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When the Head continues to move up all the way to the top, it activates the Sensor to give a
signal to the MCU, MCU judges whether the motor should stop or continue to run another cycle
according to the settings.