15 Setting Up the BassNS-CR4/5 Radius Bass Owner’s ManualSetting Up the BassIf you are not familiar with setting up a bass, youshould ask a qualified bass and guitar technicianfor help. Most set-up steps are easy, but if donewrong there is potential damage to the instru-ment.Your bass has left the factory with the set-upalready done. Additionally, the neck is verystiff due to the carbon fiber core and thetruss rod, which makes it highly insensitive toenvironmental influences. Changing the set-upis generally only necessary if a higher or loweraction is desired, or when using a different stringgauge which exerts different tension on the neck.