Motorola 68436 - Vanguard 100I - Remote Access Server Operator's Manual page 24

Adding or Replacing a Daughtercard
Four types of daughtercards can be added to your Vanguard 100 PC:
DSU
DIM Site
ISDN U
ISDN S/T
All four are installed in a similar manner, but may have specific requirements
before installation. After you read the following generic sections, read the section
for the specific daughtercard you wish to install before installing it on the
Vanguard 100 PC.
Rear View of Daughtercard Connectors
Figure 2-3 shows a rear view of daughtercard connectors as they appear on the
Vanguard back bracket.
Figure 2-3. Rear View of the Daughtercard Connectors
Figure 2-2. DIP Switch Settings