Toshiba V Series Operation Manual page 70

Chapter 4 Installation and Wiring
4
3D-2V cable
56
(5) It is necessary that network parameters are downloaded, when [Setting from Tool] is
used or multicast address setting is done. Download the parameters with connecting
Engineering Tool to serial communication port (Tool) of EN7 module. (Download form
Ethernet is not possible before downloading the parameters.)
(6) After downloading, switch off the base unit connected EN7 module again.
(7) Confirming the base unit's power is off, connect cables.
Figure 4-10 Replacing 10BASE2 Modules (EN731, EN741)
Base unit module guide
Turn T-adapter ring
counterclockwise and
remove T-adapter.
Do not disconnect 3D-2V
cable from T-adapter.
model 3000 Ethernet Module / DS Connection Module Operation Manual
Base unit
EN7 module
Remove it after checking
that unit power is off.