Omron C200HX Operation Manual page 469

Error Messages
Error and message
Special I/O Unit error
SIOU ERR
Battery error
BATT LOW
Fatal Operating Errors
Error and message
Power interruption
No message.
Memory error
MEMORY ERR
No END(01) instruction
NO END INST
I/O bus error
I/O BUS ERR
FAL no.
D0 Error has occurred in PC
Link Unit, Remote I/O
Master Unit, between a
Host Link, SYSMAC LINK,
or SYSMAC NET Link Unit
and the CPU Unit, or in
refresh between Special I/O
Unit and the CPU Unit.
F7 Backup battery is missing or
its voltage has dropped.
The following error messages appear for errors that occur after program execu-
tion has been started. PC operation and program execution will stop and all out-
puts from the PC will be turned OFF when any of the following errors occur. No
CPU Unit indicators will be lit for the power interruption error. For all other fatal
operating errors, the POWER and ALM/ERR indicators will be lit. The RUN out-
put will be OFF.
FAL no.
None Power has been
interrupted for at least
10 ms.
F1
SR 27211 ON:
A checksum error has
occurred in the PC
Setup (DM 6600 to
DM 6655).
SR 27212 ON:
A checksum error has
occurred in the program,
indicating an incorrect
instruction.
SR 27213 ON
A checksum error has
occurred in an
expansion instruction
change.
SR 27214 ON:
Memory Cassette was
installed or removed
with the power on.
SR 27215 ON:
Autoboot error.
F0 END(01) is not written
anywhere in program.
C0 to C3 Error has occurred in
the bus line between the
*
CPU Unit and I/O Units.
Rack no.
Probable cause
Probable cause
Check power supply voltage
and power lines. Try to
power-up again.
Check the PC Setup.
Check the program.
Install the Memory Cassette
correctly.
Check whether the CPU Unit
memory is protected or a
checksum error occurred in the
Memory Cassette.
Write END(01) at the final
address of the program.
The rightmost digit of the FAL
number indicates the number of
the Rack where the error was
detected. Check the cable
connections between Racks.
Section 9-4
Possible correction
Determine the unit number
of the Unit which caused the
error (AR 00 or SR 282),
correct the error, and toggle
the appropriate Restart Bit
in AR 01, SR 250, or
SR 252. If the Unit does not
restart, replace it.
Check battery, and replace
if necessary.
Possible correction
451