Agilent Technologies Infinium DCA 86100A Service Manual page 158

Replacing Instrument Assemblies
To Replace the A4 PC Motherboard
Figure 7-35. Removing the A5 and A6 Boards
5 Use a T-10 TORX driver remove one screw that secures the speaker, as shown in Figure 7-36.
Then disconnect the speaker cable, as shown in Figure 7-37, and remove the speaker.
Figure 7-36. Removing the Speaker Screw
Figure 7-37. Disconnecting the Speaker Cable
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