4.2.8 ALARM310 (Servo PowerSUPPlYNot APP1ied)
Cause of Trouble
Secondary power supply
is not applied.
In caseof automatic
servo power applic-
ation 1/0 input spec-
ification is not ac-
tivated by secondary
power supply.
Emergencystop input.
Secondary power supply
was tripped by other
alarm.
Check Method
This is a normal result whendepressing
NCRESETafter initial ~r application
or resetting emergencystop alarm, etc.
Ensure that it is set to
~#1322 D7=l.
Chwk if ALht330displays, or~l!ll?lll
Dl=l.
Check for other alarm display.
Solution
Depress IWERONbutton
again.
Check wiring and sequence.
Reset emergencystop input.
Take corrective action
according to alarm code.
4.2.9 ALARM320 (Control Not Ready)
does not fall within therangeofmM056
and it6057after powr application and self-
This ty~of alarm results whenposition lag
diagnosis,
Cause of Trouble
Faulty zero point
adjustment of servo.
Machine is running.
PCsignal keeps feed-
ing.
MIMIfailure.
Check Method
Wctm!%219=4, then, ERRORPULSE
iisplay screen from~display and
wad the values of X- and Z-axes.
Solution
Perform zero Wint adjust-
ment of servo.
This isaproblmof the
machine side rather than
failure of NCunit.
Contact machine manufac-
turer.
Replace FCor servo.
Contact YASREP.
Replace MB20. Contact
YASREP.
–21-
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