Toshiba V Series User Manual page 205

Appendix H Side Key
The details on alarm contents and operation method for Side display and Side keys are
described.
H.1 Alarm Details
Abbr.
CPU CPU related error
MEM Memory related error Memory fault occurred or
SIO Serial I/O related
error
ETH Ethernet related
error
HRD Other hardware error Battery error
SET Setting/registration
error
UPG User program related
(major error
error)
UPG User program related
(minor error
error)
SFT Other software error
BAT Battery error
WDT Application WDT
OFF
6F8C1135
Table H-1 Types of System Alarms
Item name
OS program locked up or a
hardware fault may have
occurred.
memory data may be
destructed.
Serial I/O module error
(For future use) Error does
not occur.
(For future use) Error does
not occur.
Calculation stack error or an
illegal instruction may have
occurred.
Scan stall may have
occurred.
(For future use) Error does
not occur.
This is a battery error
WDT signal is turned off by
application program (ZW
[800] is other than 0).
Details
Cause
Turn off and then on the power
supply to restart the system. If the
system does not start correctly,
replace the LC51* with a new one
and restart the system. When you
restart the system, perform
Memory clear and Batch DL, or
contact our service department.
Perform Memory clear and Batch
DL, or contact our service
department.
Check the details of I/O alarm.
Replace the battery.
Perform Memory clear and Batch
DL, or contact our service
department.
Make the MS task scan cycle
longer or review the program
contents to secure free time.
Replace the battery with a new
one.
Check the application program.
Corrective action
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