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Apple Studio Display 17 (ADC) Monitor Stand -
6
2. Place the clear plastic ring over the white ring so that the white ring fits
inside the clear ring.
3. Check that the rings are properly aligned. They should easily slide in
unison, and when they are close to the serial number label, you should
be able to see the serial number bar code but not be able to clearly see
the words "Serial Number."
Rings
Correctly Installed