YASKAWA DX200 Maintenance Manual page 1131

Alarm Name
Alarm Sub
Number
Code
4911 SAFETY FIELDBUS 1
NOT ESTABLISHED
10
Meaning Cause
other
PROFIsafe communication Setting error
was not established to the
default time.
Software operation error
occurred
Connection failure
CP1616 board failure
YSF21 board failure
other
CIP Safety communication Software operation error
was not established to the occurred
default time.(sub code is not
defined)
Connection failure
Remedy
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
(1)Reset the alarm.
(2)If the alarm occurs again, please check the following.
∙
SF(Group Fault) LED, BF(Bus Fault) LED of CP1616 board is lit or
blinking.
∙
SF(Group Fault) LED, BF(Bus Fault) LED of safety PLC board is lit or
blinking.
(3)If the above problems, there is a possibility that the connection
settings of the safety PLC or CP1616 is not successful. Please set
again according to the manual.
(1)Reset the alarm.
(2)If the alarm occurs again, please re-power on the safety PLC and
the robot controller.
(1)Reset the alarm.
(2)If the alarm occurs again, please check the connection or insertion
state of cables connected to the CP1616 board and safety PLC.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the CP1616 board.
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YSF21 board.
If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
(1)Reset the alarm.
(2)If the alarm occurs again, please re-power on the safety PLC and
the robot controller.
(1)Reset the alarm.
(2)If the alarm occurs again, please check the connection or insertion
state of cables connected to the "CN104 connector of YCP21 board"
and safety PLC.