9-25
15964
5-1CD
RE-CHO-A1
11
FS
10
0
Connection failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connecting or inserting state of the
following cables or connectors.
·IO module cable of the corresponding slot.
·Terminator
·24V power of the corresponding IO module.
Board failure(I/O module)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the CMOS.BIN
before replace the board to be safe.
·Corresponding IO module
Main CPU board failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
8
The I/O module connected to the
serial bus #8 is different from the
function of the set I/O module.
Setting error
(1)Check the following settings.
·The rotary switch setting which specifies slot numbers of each I/O module
·I/O module settings in maintenance mode
Connection failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connecting or inserting state of the
following cables or connectors.
·IO module cable of the corresponding slot.
·Terminator
·24V power of the corresponding IO module.
Board failure (I/O module)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the following board. Save the CMOS.BIN
before replace the board to be safe.
·Corresponding IO module
Main CPU board failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
330 VERIFY
ERROR
(APPLICATION)
Main CPU board failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
390 VERIFY
ERROR
(SEGMENT CLOCK)
Illegal instruction cycle is set.
Setting error
(1)Check the following settings.
·Instruction execution cycle
Main CPU board failure
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the controller. Save the CMOS.BIN before
replacement to be safe.
Alarm
Number
Alarm Name
Sub
Code
Meaning
Cause
Remedy
127 of 348