The test parameters on the interface of software are not set up.

1)check whether the software parameters are configured correctly. 2)check whether RELAYSTAR-6000D unit can receive action time via self-publishing and slef-subscribing. 3)check whether the configured SCD information is consistent with the protection device configuration. 4)update the software.

1) check whether the working power supply is normal. 2)check whether the 10A fuse in power socket is burnt out. 3)check whether the power cord is damaged.

The working power supply may be not stable.