| Article ID: FAQ100671 |
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Date published: 02/15/2023 |
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Date last updated: 02/15/2023 |
Answer
The serial number for the LBP1871 and LBP1861 is located on a label on the back. It's located to the left of the label next to "No."
The serial number is 4 letters followed by 6 numbers.
