3Com CoreBuilder 9000 ATM Interface Module Quick Start Manual page 19

2 Insert the protective plug into the left cutout from the back of the ATM
Interface Carrier Module (Figure 14) until the 3 front holes of the
daughter card are aligned with the 3 holes in the faceplate of the ATM
Carrier Module.
Figure 14 Inserting the OC-12/STM-4 Card into the Cutouts
3 Lower the OC-12/STM-4 card until it rests on the spacer.
4 Look from the side of the ATM Interface Carrier Module and align the
beige connector of the ATM Interface Carrier Module with the beige
connector of the OC-12/STM-4 card.
5 Place your fingers on the daughter card directly over the beige connector
and press down to fasten the connectors together (Figure 15). A click is
heard when the connectors engage.
Figure 15 Fastening the Beige Connectors
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