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Chapter 3: Slide Preparation
Wipe the coverslip clean of dust and fingerprints before loading the slide in the scanner.
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Labels
The Aperio GT 450 supports common industry labels used for 1 x 3 inch slides. Improperly applied slide labels can cause
slides to jam.
Ensure the following:
Do not apply multiple labels to the same slide—this can cause the slide to exceed the specification for slide
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thickness. See the Aperio GT 450 Specifications for slide specifications.
Labels do not extend past the edges of the slide and that they do not cover any tissue.
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Labels are not underneath coverslips.
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Labels are firmly attached.
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Do not apply labels to the bottom surface of the slide.
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Always load slides into the rack with the label facing out and up, as "Load Slides in the Rack" on page 27.
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The examples below show a slide with multiple labels that cause the slide to exceed the allowable maximum thickness, and
a slide with the label peeling away:
Barcodes
For a list of supported barcodes, see "Barcodes Supported" on page 21. For best performance, we recommend using
barcode labels that have a white background and black ink.
Improperly applied slide barcodes can cause slides to jam. Ensure the following:
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Barcode labels meet the same application requirements as slide labels. See "Labels" on page 24.
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Apply barcode labels to the slide label region.
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Ensure a minimum of 0.5 mm between each side of the barcode and the edge of the label.
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Apply only one barcode label per slide.
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Use only supported barcode labels. (See "Barcodes Supported" on page 21.)
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Use only high-quality printed barcode labels.
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Aperio GT 450 User's Guide, Revision A © Leica Biosystems Imaging, Inc. 2019
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