To use this dimmer, you can either connect it to a DMX system for automated control or use the manual controls on the device. When using the DMX mode, make sure to properly configure the settings according to your lighting setup. For manual operation, simply adjust the knobs or switches as needed. As for maintenance, keep the dimmer clean and dry. Avoid exposing it to extreme temperatures or humidity. If there are any issues, check the connections first. If the problem persists, contact the manufacturer's support team.