Mitsubishi MELSEC-F FX2N-64CL-M User Manual page 70

Cc-link/lt master block
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FX2N-64CL-M CC-Link/LT Master Block Model
Bit
Function
b7
EEPROM error
DIP switch
b8
changed
b9 to
(Prohibited to
b14
b15
Hardware error
Turns ON when EEPROM write error or
read error has occurred or when the
request to write EEPROM is given in any
mode other than the CONFIG mode.
Turns ON when the DIP switch setting is
changed during operation.
use)
Turns ON when an abnormality is detected
in the self-loop-back test. (When the FX
64CL-M is connected to the FX
PLC, check for hardware errors in the
status indicator LEDs.)
Description
--
Series
1N
Assignment of Buffer Memory 10
Error flag restoration
operation
In the case that a request to
write to the EEPROM is given
in any mode other than the
CONFIG mode, the error flag
is automatically restored when
the request to write EEPROM
is cleared.
In the case of EEPROM write
error or read error, the error
flag is not restored.
When the DIP switch setting is
returned to the status at the
time of power ON, the error
flag is automatically restored.
If change of the DIP switch
setting is necessary, set to
OFF the power, then set it to
ON again.
--
-
This error flag is not restored
2N
because something is wrong
with the hardware.
10-10

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