Pull the switch out to enter Service Mode . The display should change to show service options.
Whether you are a collector who just scored a vintage NSM CD Jukebox or an enthusiast looking to convert a modern wallbox into a home media center, "hacking" an NSM machine usually boils down to two things: and system conversion .
For Classic ES-V and CD Models (Cosmic Burst, Performer, etc.)
Unlocking the Beat: A Comprehensive Guide to NSM Music Jukebox Hacks
Open the cabinet door and locate the service switch (often at the top right or lower corner).
Push the service switch back in or close the door. If successful, the display should show "99" or "Free," indicating unlimited credits. For NSM Digital Wallboxes