12 Installation Note N9020-90257
Option BBA, Analog Baseband I/Q Inputs Retrofit Kit
Top Brace and Reference Bracket
Removal
1. Refer to Figure 6. To remove the top brace (1 ), use the T-10 driver to remove the eight
panhead screws (3) (0515-0372), four on each side, attaching the brace to the chassis. Also
remove and discard the twelve flathead screws (4) (0515-1946) attaching the top brace to the
boards.
Figure 6 Top Brace Removal