D2:cpu built-in a/d is defective, F0:rom is defective, F1:eeprom is defective – Yaskawa YASNAC PC NC Maintenance Manual User Manual
Page 62
Chapter 4: Troubleshooting
PC NC Maintenance Manual
4-41
If the temperature of the control card exceeds 85ºC, the current is inter-
cepted due to control card temperature error 1 (46).
D2:CPU built-in A/D is defective.
Error Contents
Built-in A/D converter is defective.
Cause and measures
F0:ROM is defective.
Error Contents
Memory (PROM) is defective.
Cause and measures
F1:EEPROM is defective
Error Contents
Memory (EEPROM) is defective.
Cause and measures
Cause Measures
Ambient temperature is high.
Check the ambient temperature.
Improve the cooling.
Control card fault
Exchange unit (exchange control card)
Cause Measures
The (2.5V) voltage is defective for A/D
converter check.
Check the voltage.
Exchange unit (exchange control card)
A/D converter fault
Exchange unit (exchange control card)
Cause Measures
PROM is defective.
Exchange PROM.
Exchange unit (exchange control card)
Cause Measures
Memory (EEPROM) is defective.
Exchange unit (exchange control card)