9 Inspection, Maintenance, and Troubleshooting
9.1.3 Troubleshooting of Alarm and Warning
9-6
A.050
Combination
Error
(SERVOPACK
and servomotor
capacities do no
match each
other.)
Occurred when the
control power sup-
ply was turned
ON.
SERVOPACK and servomotor capacities do not
match each other.
servomotor capacity / SERVOPACK capacity ≤
1/4 or servomotor capacity / SERVOPACK
capacity ≥ 4
Select a proper combination of SERVOPACK
and servomotor capacities.
The parameter written in the encoder is incorrect. Replace the servomotor (encoder).
A SERVOPACK board fault occurred. Replace the SERVOPACK.
A.051
Unsupported
Product Alarm
Occurred when the
control power sup-
ply was turned
ON.
The serial converter unit unsupported was con-
nected.
Check and then correct the wiring.
A.0b0
Servo ON
Reference
Invalid Alarm
Occurred when the
servo was ON
after having used
the following
functions.
JOG operation
(Fn002)
，
origin search
(Fn003)
，
program JOG
operation
(Fn004)
，
EasyFFT(Fn019)
The servo ON reference was input just when
occurring the servo ON reference invalid error.
Turn OFF the control power supply and then
turn them ON again.
Table 9.3 Alarm Display and Troubleshooting (Cont’d)
Alarm
Display
Alarm Name
Situation at Alarm
Occurrence
Cause Corrective Actions
SIEPS80000025.book 6 ページ ２００４年１０月２５日 月曜日 午前１１時５７分
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