Request for the service manaul

MedWrench is available to help people with specific questions and troubleshooting problems. Could you please be more specific with the issue that you are having with your instrument, and the MedWrench team will do their best to assist you in solving the issue. This will also help other community members who face similar challenges.

https://www.smith-nephew.com/techservice/visualization/500xl-light-source/

this is not the complete manual, but does provide some troubleshooting and maintenance instruction.