Specifications

Chapter 5: Replacing Assemblies
Removing and Replacing the Acquisition Boards/Backplane Assembly
95
5
Disconnect the cables from the rear panel (four cables for 33 GHz and lower
models; six cables for 50 GHz and 62 GHz models), using 5/8 (left photo) and
5/16 (right photo) drivers. When reconnecting, torque the nut and washers to
18 in- lbs.
Figure 5-54
6
If you need to replace the oscillator board, remove the four M3 screws connecting
the board to its tray and disconnect all attached cables. When replacing, torque
the screws to 5 in- lbs and torque SMA connectors to 8 in- lbs using a 5/16-
inch hand torque wrench.
Figure 5-55
7
Remove the two screws connecting the backplane deck to the chassis.
Figure 5-56