11   EtherNet/IP Coupler Unit Functions
11 - 18
NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
• IP address information is not altered when memory is cleared. Use the Network Configurator 
to clear all EtherNet/IP related parameters.
• NTP server setting information is not altered when memory is cleared. Use the Network Con-
figurator to clear all NTP server related parameters.
Restarting is automatically performed after the Clear All Memory operation.
The following table gives the target of the Clear All Memory operation and the type of restart that is per-
formed after the Clear All Memory operation.
This section provides the procedure for the Clear All Memory operation. The operations are described 
by using the Sysmac Studio as an example. For Support Software other than the Sysmac Studio, refer 
to the operation manual for the Support Software that you are using.
1 Go online, right-click the EtherNet/IP Coupler Unit in the Edit Slave Terminal Configuration Tab 
Page, and select Clear All Memory.
Unit operation 
settings
This data is set to the default 
settings.
This data is set to the default 
settings.
EtherNet/IP settings stay in 
memory, only TCP/IP set-
tings and SNTP settings are 
cleared.
This data is set to the default 
settings.
Unit application 
data
Refer to the manual for each 
NX Unit for the operating 
specifications when the Clear 
All Memory operation is used 
on NX Units that have Unit 
application data.
--- Refer to the manual for each 
NX Unit for the operating 
specifications when the Clear 
All Memory operation is used 
on NX Units that have Unit 
application data.
Event logs Event logs are cleared if you 
select the Clear event log 
Option when you execute the 
Clear All Memory operation.
Event logs are cleared if you 
select the Clear event log 
Option when you execute the 
Clear All Memory operation.
Event logs are cleared if you 
select the Clear event log 
Option when you execute the 
Clear All Memory operation.
Restarting After Clear All Memory Operation
Target of Clear All Memory opera-
tion
Type of restart
Entire EtherNet/IP Slave Terminal Restarting the Slave Terminal.
EtherNet/IP Coupler Unit Restarting the Slave Terminal.
NX Unit
Restarting the Slave Terminal or the NX Unit.
*1
*1. The function to restart individual NX Units was added for a version upgrade.
The NX Unit is restarted if the unit versions of the NX Unit support restarting individual NX Units.
The Slave Terminal is restarted if the unit version of the NX Unit does not support restarting individual NX Units.
11-4-3 Procedure for Clearing All Memory 
Clearing All Memory for EtherNet/IP Coupler Unit
Data
Status after Clear All Memory operation for each specification
Entire EtherNet/IP Slave 
Terminal
EtherNet/IP Coupler Unit NX Unit