YASKAWA CIMR-E7 series Technical Manual

Diagnostics 3-5LEDs# POWER LEDThe option card receives its power from the drive control board. As such, this LED should be lit anytime power is applied to the drive. If thisLED is not lit when drive power applied, check the connection between the option card and the control board.# SERVICEFigure 3.1 – SERVICE LED Behavior depicts the different type of expected SERVICE LED behavior, defined as follows:• Applicationless - Only communication parameters are loaded, allowing access by a network management tool. To bring the node to itsfully operational state, the application image file must be downloaded and network identity assigned.• Unconfigured - Communication parameters and the application are loaded, but not a network image. To bring the node to its fullyoperational state, its network identity must be assigned.• Configured - This is the fully operational state of the node.OffOnOffOnOffOn10 2 3 4 5Time (secs)Service LEDBehaviorConfiguredUnconfiguredNo ApplicationFigure 3.1 - SERVICE LED BehaviorIf some other type of behavior is noted, attempt to return the node to its unconfigured state as described previously. If this cannot beaccomplished, there may be a problem with the node hardware.