YASKAWA S-7 Series Command Manual page 170

7.1 Communication Related Alarms
Category
COM-
M_ALM
0
System
Error
0
Parame-
0
ter Error
Com-
mand
0
Execu-
tion Error
7-4
Alarm in Response
Name Meaning
Communica-
tion LSI The initialization process of
initialization the communication LSI failed.
error
Communica- An error is detected on the
tion LSI error communication LSI.
The parameter settings are not
correct when turning the
power ON or on execution of
the CONFIG command.
Cause 1: There is an error in
the bank parameter
settings. (Refer to
6.7 Acceleration/
Deceleration
Parameter High-
speed Switching
Parameter
Function for details.)
setting error
Cause 2: The settings of the
reserved parame-
ters have been
changed as follows.
Pn200 = n.X
is not set to 1.
Pn207 = n.X
is not set to 1.
Pn50A≠*881h
Pn50C≠8888h
Pn50D≠8888h
The execution of the SV_ON
Command or SENS_ON command was
timeout error not completed within the set
period.
Continued from previous page.
Remedy
Replace the SERVO-
PACK.
Take countermeasures
against noise.
Replace the SERVO-
PACK.
Correct invalid parameter
settings. Correct the set-
tings manually or through
communication as
appropriate.
Send the command while
the motor is stopped.
SERVOPACK Side
Stop-
Alarm Alarm
ping
Code Reset
Method
Stop by
Impos-
dynamic A.b6A
sible
brake
Stop by
Impos-
dynamic A.b6b
sible
brake
Stop by
Possi-
dynamic A.04A
ble
brake
Zero-
speed Possi-
A.ED1
ble
stop-
ping