Programming instructions

114
3300 ICP Technician’s Handbook
Analog Option Board (CX/CXi Controller)
CX controller: to increase LS CLASS circuits from 6 to 12 and ONS CLASS
circuits from 4 to 8 (see page 264).
To add or replace an AOB in a CX/CXi:
1. Power down the controller (see page 99).
2. Remove the cover (see page 101).
3. Remove the blanking panel from the back of the controller.
4. Insert the replacement faceplate into the back of the controller and
attach it with screws (1).
5. Place the AOB on a flat surface.
6. Attach the flex and power cables. To attach the flex cable, lift up on the
tabs at the end of the connector to loosen it, insert the cable label side
down, and then press down on the tabs to tighten connector (2).
7. Lower the AOB into place and attach it with the supplied screws (3).
Figure 11: Screws and Standoffs on the Analog Option Board