AH500 Programming Manual 7-4 Error code Description CPU Status LED indicator status ERROR BUS FAULT 16#0055 The latched 32-bit counters are abnormal. Continue ON Keep 16#0056 The memories in the latched timers are abnormal. Continue ON Keep 16#0057 The memories in the latched counters are abnormal. Continue ON Keep 16#0058 The memories in the latched 32-bit counters are abnormal. Continue ON Keep 16#0059 The latched data registers are abnormal. Continue ON Keep 16#005A The latched working registers are abnormal. Continue ON Keep 16#005D The CPU module does not detect a memory card. (SM453） Continue Blinking Keep 16#005E The memory card is initialized incorrectly.
(SM453) Continue Blinking Keep 16#005F The data is read from the inexistent file in the memory card, or the data is written into the inexistent file in the memory card. (SM453) Continue Blinking Keep 16#0060 The default folder can not be created in the CPU module. (SM453) Continue Blinking Keep 16#0061 The capacity of the memory card is not large enough. (SM453) Continue Blinking Keep 16#0062 The memory card is write protected. (SM453) Continue Blinking Keep 16#0063 An error occurs when the data is written into the memory card. (SM453) Continue Blinking Keep 16#0064 The file in the memory card can not be read.
(SM453) Continue Blinking Keep 16#0065 The file in the memory card is a read-only file. (SM453) Continue Blinking Keep 16#0066 An error occurs when the system is backupped. Continue Blinking Keep 16#0067 The size of the PLC parameters restored exceeds the size of the PLC parameters of the CPU module. Continue Blinking Keep 16#1400 An error occurs when the data is accessed through the auxiliary processor. (SM9) Stop Keep ON 16#1401 An error occurs when the data in the I/O module is accessed. (SM9) Stop Keep ON 16#1402 The actual arrangement of the I/O modules is not consistent with the module table. (SM9) Stop Keep ON 16#1403 An error occurs when the data is read from the module.
(SM9) Stop Keep ON 16#1405 The setting parameter of the module is not found. (SM9) Stop Keep ON 16#1407 A communication error occurs when the data is accessed through the auxiliary processor. (SM9) Continue ON Keep 16#1409 The extension backplane is disconnected. (SM9) Stop Keep ON 16#140A The communication with the extension backplane is incorrect. (SM9) Stop Keep ON 16#140B The number of network modules exceeds the limit. (SM9) Stop Keep ON