ASDA-B3 Wiring 3.3.6 Application: using the CN1 quick connector for wiring (for L model) The CN1 quick connector (ACS3-IFSC4444) is designed for easy wiring, which can be applied to the ASDA-B3 series servo drive. It is a good choice if you do not want to solder the wires. 3 Its spring terminal blocks prevent the wire from loosening due to vibration. 3-45