2B Adjusting the Stock Gap Sensor Position

The stock gap sensor (TOF Sensor) “sees” the gap between label stock by shining light from the top of the label and attempt-ing to read that light from a sensor on the bottom. By default, this sensor is set to read the gap .5” from the left side of the label stock. If the gap in your label stock intersects with gap position as shown on the slide bar you do not need to adjust this and you can skip this section. This does not need to be adjusted for most label stock.

LX500e Adjusting

1Gap between labels

2Intersection Point

3Gap Sensor Position

LX500e Gap Sensor

4Gap Sensor Slide Bar

If you are using label stock other than standard square / rectangular die cut labels such as circular die-cut labels or through-hole stock use the instructions below to adjust the label stock TOF sensor.

Circular Labels

If you are using Circular Labels you must adjust the Stock Gap sensor to correspond with the very top of the label where the circles are closest together. If the sensor is too far to the right or the left the printer will still sense the label but the image may be offset downward because the printer will start printing at the wrong position. If you are using stock that has multiple labels across make sure the sensor corresponds to a place on the stock that has a label and not a vertical gap. The Sensor Bar has a guide in inches and millimeters that will help you identify where to set the bar to align the sensor over any identifying mark or top of a circular shape. To do this, measure the distance from the edge of the label stock to the correct position on the stock. Set the sensor bar to this measurement. For example, if you have a two inch circular die-cut label, measure from the edge of the label stock to the center of the circle. For this example it should be about 1 1/8 inches. Set the Sensor Bar to this value.

LX500e Circular Labels

5Circular Labels

Through-Hole Labels

If you are using card stock or label stock that has a hole punch or a notch to identify a transition from backing to label, you can adjust the Sensor Bar to position it over the identifying mark. To adjust the sensor position use a pen to move the slide bar to the correct postion.

LX500e Through-Hole Labels

6Trough-Hole Labels

LX500e slider

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