Yaskawa Varispeed 626M5 - Manual (Page 188)

12 - 4
Table 12.1 Converter Faults (continued)
Fault No. Name Meaning Corrective Actions
CPU built-in A/D
error
Built-in A/D Converter error
ROM error Memory (PROM) error
EEPROM error Memory (EEPROM) error Replace the control PCB.
CPU error CPU error
. .
Control PCB fault WDT time exceeded.
12
Troubleshooting