Chapter 9 Troubleshooting 9.2.6. AH10EN-5A/AH15EN-5A 9.2.7. AH10SCM-5A/AH15SCM-5A 9.2.8. AH10DNET-5A 9_ 9-33 Error code Description LED indicator status CPU Module BUS Error FAULT 16#A001 The IP address of host 1 conflicts with another system on the network. Blinking 16#A002 The IP address of host 2 conflicts with another system on the network. Blinking 16#A003 DHCP for host 1 fails. Blinking 16#A004 DHCP for host 2 fails. Blinking 16#A401 Hardware error ON 16#A402 The initialization of the system fails. ON Error code Description LED indicator status CPU Module BUS ERROR FAULT 16#A002 The setting of the UD Link is incorrect, or the communication fails.
Blinking 16#A401 Hardware error ON 16#A804 The communication through the communication port is incorrect. OFF 16#A808 MODBUS communication error OFF Error code Description LED indicator status CPU Module BUS FAULT MS NS 16#A0F0 The node ID of AH10DNET-5A is the same as other node ID on the network, or exceeds the range. The red light blinks. The green light blinks. The red light is ON. 16#A0F1 No slave is put on the scan list of AH10DNET-5A. The red light blinks. The green light blinks. The green light is ON. 16#A0F2 The working voltage of AH10DNET-5A is low. The red light blinks. The red light blinks. The red light blinks. 16#A0F3 AH10DNET-5A enters the test mode. The red light blinks.
The orange light is ON. The orange light is ON. 16#A0F4 The bus of AH10DNET-5A is switched OFF. The red light blinks. The green light is ON. The red light is ON. 16#A0F5 AH10DNET-5A detects that there is no network power supply to the DeviceNet. The red light blinks. The red light blinks. The red light is ON. 16#A0F6 Something is wrong with the internal memory of AH10DNET-5A. The red light blinks. The red light is ON. The green light blinks. 16#A0F7 Something is wrong with the data exchange unit of AH10DNET-5A. The red light blinks. The red light is ON. The green light blinks. 16#A0F8 The product ID of AH10DNET-5A is incorrect. The red light blinks. The red light is ON.
The green light blinks. 16#A0F9 An error occurs when the data is read from AH10DNET-5A, or when the data is written into AH10DNET-5A. The red light blinks. The red light is ON. The red light is ON. 16#A0FA The node ID of AH10DNET-5A is the same as that of the slave set in the scan list. The red light blinks. The green light is ON. The red light is ON.