8
TROUBLESHOOTING
8.5 Error Codes List
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SYS
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SP
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PRO
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FUNCTIONS
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PROGRA
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8.5
Error Codes List
This section describes the descriptions and corrective actions for the errors detected by
the QD63P6.
Table 8.9 Error codes list
Error
code
Error name
Description
Operation at error
Action
Reference
Error channel
Other channels
0
(Normal)
-
-
-
-
-
100
Overflow error
The present value A (Un\G10
and 11)/present value B
(Un\G200 and 201) exceeds the
following range when the linear
counter function is selected.
-2147483648 to 2147483647
The linear
counter function
stops counting.
Normally operate
if no error occurs.
Perform preset (Y02).
500
Ring counter
upper/lower
limit value
setting error
The setting which meets the
condition "ring counter lower
limit value (Un\G0 and 1) ring
counter upper limit value (Un\G2
and 3)" was made when the ring
counter function was selected
and the count enable command
(Y04) was turned ON.
The ring counter
function does
not start
counting.
Set them so that the
condition "ring counter
lower limit value (Un\G0
and 1) ring counter
upper limit value (Un\G2
and 3)" is satisfied, and
change the count enable
command (Y04) from OFF
to ON.
600
Period setting
error
The period setting (Un\G9) was
set to 0 and the periodic pulse
counter start command (Y05)
was turned ON.
The periodic
pulse counter
function does
not start.
Make the period setting
(Un\G9) within the range
from 1 to 65535 and
change the periodic pulse
counter start command
(Y05) from OFF to ON.
810
Switch setting
error
The value of the intelligent
function module switch setting
made with GX Developer is
incorrect.
•The linear counter function, ring
counter function, and periodic
pulse counter function stop
counting.
•The module READY (X00) turns
OFF.
Set the correct value
using GX Developer and
perform [Write to PLC].
After that, power OFF and
then ON the
programmable controller
CPU or reset it.
820
Programmable
controller CPU
error
An error occurred in the
programmable controller CPU.
Power OFF and then ON
the programmable
controller CPU or reset it.
-
830
Watchdog timer
error of
programmable
controller CPU
A watchdog timer error occurred
in the programmable controller
CPU.
840
Module error
An error occurred in the module.
Power OFF and then ON
the programmable
controller CPU or reset it.
If an error occurs again,
replace the module.
850
Hardware error
An error occurred in the
hardware.
Replace the module.