To Remove And Replace The Acquisition Boards/Backplane/Optional Mso Assembly - Keysight 90000 X Series Service Manual

To remove and replace the acquisition
boards/backplane/optional MSO assembly
The graphics in this chapter are representative of the oscilloscope at the time
of this printing. Your unit may look different.
Disconnect the power cable and remove the cover, top plate, and bottom plate
1
as described previously.
From the top side of the oscilloscope, remove the eight cables connected to the
2
backplane board. One of these cables is the IC fan cable, circled in Figure 5-
22. It is toward the bottom of the backplane board so you need to look down
the board to see it and then follow the cable up to where you can disconnect it.
Figure 5-22
Remove the four screws on top of the backplane board.
3
Figure 5-23

To remove and replace the acquisition boards/backplane/optional MSO assembly

Chapter 5: Replacing Assemblies
93