Mitsubishi MELSEC Q4ARCPU User Manual page 122

Programmable logic controller
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Error
Error
Code
Message
(SD0)
SP. UNIT
1402
DOWN
SP. UNIT
1403
DOWN
*1
CPU operation can be set in the parameters at error occurrence. (LED indication varies.)
*2
In the QCPU except for remote I/ O module, either error stop or continue can be selected for each intelligent function module by the parameters.
*3
BAT.ALM LED is displayed at BATTERY ERROR.
Common
Individual
Information
Information
(SD5 to 15)
(SD16 to 26)
Module No.
Program error
(Slot No.)
location
Module No.
(Slot No.)
109
LED Status
CPU
Operation
RUN
ERROR
Status
Stop/
Off/
Flicker/
On
On
Continue
Off
Flicker
Stop
Stop/
Off/
Flicker/
On
On
Continue
Stop/
Off/
Flicker/
On
On
Continue
Diagnostic
Timing
When an
intelligent
function
*2
module access
instruction is
executed
During
execution of
FROM/TO
instruction set
When an END
instruction
*2
executed
Always
*2

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