AT&T MERLIN LEGEND Release 3.1 Maintenance And Troubleshooting Manual page 244

Conclusion of Hardware Maintenance
Figure 5–4. Installing the Control Unit Housing (Release 2.0 and Earlier)
2 Line up the wire clips attached to the carrier with the recesses on the
outside of the side panels. See Figure 5–4.
If the wire clips are not attached to the control unit, see "Installing the Housing
Clips" in Chapter 2 of Installation .
3 Push the panels back until the clips hook over the tabs and rest in the
recesses.
5–42
Central Office Problems
Slide housing cover
forward into clips