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5-2
OP37/Pro Equipment Manual
Release 7/98
5.1 AT Expansion Box and AT Cards
As an optional extra for the OP37/Pro, you can order an AT expansion box
with two slots for 2/3-length 16-bit AT cards.
The AT expansion box is screwed to the rear panel of the OP37/Pro. It can be
fitted as an upgrade at any time.
The slots are not supported by the ProTool/Pro Runtime software. Examples of
the AT cards that you can use are communication cards at operating system
level.
To install the AT expansion box and the AT cards, perform the following steps:
!
Caution
Make sure the OP is disconnected from the power supply.
Before carrying out any work on the opened unit make sure you have ob-
served the ESD guidelines in the Appendix.
1. Place the OP37/Proface down.
2. Undo two screws 1 and remove the cover (Figure 5-1) identified by 2
from the rear panel of the OP. Screw the screws at their original location
back into housing.
3. Insert the AT expansion box via the plug-and-socket device into the socket
located under the cover 2 in Figure 5-1.
1
1
2
Figure 5-1 Removing the side panel
4. Secure the AT expansion box with two of the four enclosed screws 3 to
the OP (Figure 5-2).
Overview
Usability of the AT
slots
Installing the AT
expansion box and
AT card
Installing Expansion Modules and Optional Equipment