LS Industrial Systems GLOFA G7M-DT60U(N)/DC - Page 347

Chapter 11. Troubleshooting
11-13
Error Cause Corrective action
Operation
status
ERR LED
Flickerin
g cycle
Diagnosis
time
Restart
mode
34
Abnormal special link
module data access
during run
Special/link module interface error
Refer to the flags (_SP_IFER, _IP_IFER_N,
_IP_IFER [n]) and restart the system.
STOP 0.4 sec.
When power
is applied.
When scan
completes
During
execution of
program
Cold
40
During run, Scan time
over than the scan
delay time specified by
parameters
Check the scan delay time specified by
parameters and correct the parameters or
the program, and then restart the program.
STOP 0.4 sec.
During
execution of
program
Cold
41
Unreadable instructions
in the user program.
Re-load the program and restart it. STOP 0.4 sec.
During
execution of
program
Cold
50
External device fatal
error.
Refer to the external device fatal error. Flag
(ANNUN_ER, _ANC_ERR [n]) and correct
the fault devices and then restart the
system.
STOP 0.4 sec.
When scan
completes
Cold
60
The ‘E_STOP’ function
has been executed.
Correct the program so that the error
elements that invoked the ‘E_STOP’
function can be eliminated in the program
and restart the system (cold restart).
STOP
−
During
execution of
program
−
100
Communications
module configuration
error
If the number of computer 4
communications module is included, then
adjust the maximum number with in 8.
STOP 0.4 sec.
When power
is applied.
Cold
101
Special/
Communications
module initialization
failure
Adjust the number of high-speed
communications modules loaded.
STOP 0.4 sec.
When power
is applied.
Cold
500
Data memory backup
error
If the batter has no error. RUN 2 sec.
When power
is applied.
When scan
completes
Cold
501 RTC data error
If the battery has no error, reset the time
using the SMWIN.
RUN 2 sec.
When power
is applied.
When scan
completes
−