DEC DECstation 5000 Model 100 Series Hardware Operator's Manual page 120

Follow the instructions that came with your worksystem
2.
software to shut down the software.
Turn off the system unit by pressing the 0 on the on/off
3.
switch on the back of the unit.
The ThickWire Ethernet connector that you are going to
4.
use on the system unit should have a loopback connector
attached. Use your finger or a simple tool, such as a
flat-blade screwdriver, to unlock the loopback connector
by sliding the lock on the system unit. Then remove the
loopback connector, as shown in Figure 6-3, on page 6-4.
Choose the end of the twisted-pair-adapter-to-ThickWire
5.
cable that has no sliding lock. Hold it so that the widest
part of the connector faces up.
Push the connector all the way into the ThickWire Ethernet
6.
connector on the system unit.
Use your finger or a simple tool, such as a flat-blade
7.
screwdriver, to slide the connector lock on the system unit.
Hold the other end of the twisted-pair-adapter-to-ThickWire
8.
cable so that the widest part of the connector is on top and
hold the media access unit so that the ThickWire Ethernet
connector on it is aligned with the cable connector. Notice
that the connectors are shaped so that they fit only one
way, as shown in Figure 6-5, on page 6-8.
Push the cable connector into the connector on the media
9.
access unit.
Use your finger or a simple tool, such as a flat-blade
10.
screwdriver, to slide the connector lock on the system unit.
Align the clip on the modular connector on the unshielded
11.
twisted-pair cable with the twisted-pair modular connector
on the media access unit.
Push the cable connector into the connector on the media
12.
access unit.
Follow the directions in the section "Finding Your Ethernet
13.
Station Addresses", on page 6-13, to find the address of the
Ethernet controller that you are using.
6–12 Optional Network Connections