The da Vinci Xi Surgical System (IS4000) Model Name: IS4000, Endoscope Controller. Model Number: 372601-16.
An Endoscope Controller has been improperly calibrated during manufacturing. This improper calibration may result in the Endoscope Controller showing surgical images that are dimmer, have color imbalance or have reduced fluorescence and grayscale when using Firefly. There is also potential for increased fogging of the endoscope.
U.S.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2835-2018