[BKCOM]

Hello.
Any one help me with 403 SERVO ALARM on fanuc OMC system.
I checked SERVO drive is ok, cable from servo card to servo drive is ok.
I thing servo card was broken but i not sure because i do not have experiment with fanuc OMC system.
Thanks in advance.
BKCOM

[wuwear]

Bad news, this is axis driver(
Check power transistors in this axis driver.

[BKCOM]

Hi.
Thank you.
I check voltage to driver is ok, 210V 3 pharse and 100V for power control.
I swapped drive Z and Y but machine still display this alarm 403 SERVO ALARM.
Do you thing servo card was broken ?

[greenery_fr]

Hi.
Thank you.
I check voltage to driver is ok, 210V 3 pharse and 100V for power control.
I swapped drive Z and Y but machine still display this alarm 403 SERVO ALARM.
Do you thing servo card was broken ?

This is alarm for 4Th axis. You have to turn off option for 4Th axis

[BKCOM]

Hi.
Thanks very much
I do not the way to turn off option for 4Th axis, could show me.
What is parameter to turn off 4th axis.
my email: [email protected]

Thanks and waiting your reply.
BKCOM

[lmostafa]

Hi.
Thanks very much
I do not the way to turn off option for 4Th axis, could show me.
What is parameter to turn off 4th axis.
my email: [email protected]

Thanks and waiting your reply.
BKCOM

hi
i hav sam alarm 403 im change the tensistor ,bat sam alarm .
do you help me how to turn off option 4TH axis ,
thank you
mi email:[email protected]

[tonyddt]

fanuc 403 servo alarm
hi everyone
i have a wiederman 2000 centrum punch machine.....for years it has been great but suddenly
alarm 403 servo appears on screen. wont reset or do anything.
4 servo driver have no alarm except the LED VRDY on only butnot the PRDY
all 4 contacters click and unclick after a few sec. when power up.

can anyone help assist on finding out the problem?