Specifications

4 - 16
(3) Writing the parameters to the PLC CPU
The set parameters are written to the PLC CPU.
For designating the connection destination, refer to Section 5.2.3.
For the parameter write operation, refer to Section 5.2.4.
(4) Executing a self refrain test
Connect the Ethernet module and the hub with the twisted-pair cable before
executing a self refrain test.
RESET L CLR
RESET L CLR
RESET L CLR
MODE
RUN
ERR.
USER
BAT.
BOOT
ON SW
1
2
3
4
5
STOP RUN
RESET L CLR
USB
RS-232
1) Open the cover of the PLC CPU, set the RESET/L.
CLR switch to RESET, and then return it to the
initial position.
(Set the STOP/RUN switch to STOP.)
QJ71E71-100
RUN
INIT
OPEN
SD
ERR.
COM.ERR
RD
100M
QJ71E71-100
RUN
INIT
OPEN
SD
ERR.
COM.ERR
RD
100M
QJ71E71-100
RUN
INIT
OPEN
SD
ERR.
COM.ERR
RD
100M
After 5 minutes
Module normal
Module error
2) After "RUN" and "OPEN" of the Ethernet module
display LEDs light up for five minutes, check the
LED status.
• When only "RUN" LED lights up
Ethernet module is normal.
• When "RUN" and "ERR." LEDs light up
the Ethernet module hardware has an error.
Check the buffer memory (E5
H) error codes of
the Ethernet module to take corrective actions.
For the contents of error codes, refer to Q
Corresponding Ethernet Interface Module User's
Manual (Basic).