Error, fault and alarm codes of products - what each code means, its causes and what to do - read from the manufacturers’ manuals, with the manual page each answer comes from.
A positioning operation error occurred during table operation. The manual's first action is: “The set parameter may be incorrect or the limit error may occur. Check if the parameter is in the settable range.”
Configuration data is abnormal. The manual's first action is: “An error occurs in the initialization operation of network. Check the Ethernet setting and EtherNet/IP setting.”
The I/O unit (expansion unit) wiring condition has changed compared to that at time of power-up. The manual's first action is: “Check the I/O unit whose wiring condition has changed with the special data registers DT9…
The system detects an intelligent unit is out of control. The manual's first action is: “Check the position where the error occurs with the special data register DT90006 and fix the error.”
The system detected an input/output error in the function cassette. The manual's first action is: “Check the position where the error occurs with the special data register DT90002 and fix the error.”
An abnormal unit is installed. The manual's first action is: “Check the slot number with DT90036, and replace the abnormal unit with a normal unit.”
The number of installed units exceeds the allowed limit. The manual's first action is: “Turn off the power and re-configure units referring to the hardware manual.”
The system detected a user ROM error. The manual's first action is: “There may be an error in the hardware. Please contact your dealer.”
The SD host controller encountered an error and cannot access the SD card. The manual's first action is: “It cannot access the SD card.”
MAC address error C32ET/C32EP only The manual's first action is: “There may be an error in the hardware. Please contact your dealer.”
The watchdog timer is activated and the operation stops due to a hardware error or operation congestion. The manual's first action is: “Check if an endless loop occurs by a control instruction which changes the flow o…
The system detected an incorrect operand combination in an instruction. The manual's first action is: “Enter the correct combination of operands.”
The system detected a high-level instruction type error in the program. The manual's first action is: “Correct the program so that the high-level instructions executed in every scan and only at the leading edge are tr…
The program is too large to compile in the program memory. The manual's first action is: “Change to PROG. mode and reduce the total number of steps for the program.”
E5 indicates an instruction was placed in the wrong program area. The manual's first action is: “Change to PROG. mode and enter the instruction into the correct area.”