TDK-Lambda Genesys series Technical Manual page 62

+340 "Internal message fault"
+341 "Input overflow"
+342 "Internal overflow"
+343 "Internal timeout"
+344 Internal checksum
+345 "Internal checksum error"
+399 "Unknown Error"
General non-specified Internal message fault
LAN card input data buffer is too full.
Serial receive buffer in LAN card is full because the Main
micro sent too many characters
LAN card did not receive response from supply before
timeout period
LAN card received checksum error, from supply
LAN card detected checksum error in message from supply
Error not known
58