Installation and Commissioning

Troubleshooting Tools2.11 Interbus-S, slave DSQC 351Bus status LED’sRCBARBDAPOWERCAN RxCAN TxMSNSPOWERX20X21Interbus-SDSQC 351 ABB Flexible AutomationPOWERNSMSCAN TxCAN RxPOWERRBDABARCX5X3Designation Colour Description/RemedyPOWER-24 VDC Green Indicates that a supply voltage is present,and has a level above 12 VDC.NS/MS Green/red See section 2.14.CAN Tx/CAN Rx Green/red See section 2.14.POWER- 5 VDC Green Lit when both 5 VDC supplies are withinlimits, and no reset is active.RBDA Red Lit when this Interbus-S station is lastin the Interbus-S network.If not as required, check parameter setup.BA Green Lit when Interbus-S is active.If no light, check network, nodes andconnectionsRC Green Lit when Interbus-S communicationruns without errors.Product Manual 23