Keysight Infiniium 8000 Series, Service Manual

Page: 136 / 162

Chapter 6: Replacing Assemblies
To remove and replace the probe power and control assembly
136
To remove and replace the probe power and control assembly
Use this procedure to remove the probe power and control assembly. When necessary,
refer to other removal procedures. The graphics in this chapter are representative of
the oscilloscope at the time of this printing. Your unit may look different.
1
Disconnect the power cable and remove the top cover.
2
Disconnect the Mylar flex cable that connects the probe power and control
assembly to the AutoProbe assembly.
The connector must be unlocked before you can remove the flex cable. See “To disconnect
and connect Mylar flex cables” on page 101.
3
Disconnect the mylar flex cable from the probe power and control assembly.
4
Remove the two Torx T10 screws securing the probe power and control assembly
to the chassis.
5
Lift the probe power and control assembly out and away from the chassis.
Figure 6-36
Remove the probe power and control assembly
6
To replace the probe power and control assembly, reverse the above procedure.
When inserting the assembly, be sure the two tabs on the circuit board engage the two
slots in the sheet metal. Also, be sure to carefully lock in the connector for the mylar
flex cable when reattaching the cable. See “To disconnect and connect Mylar flex cables”
on page 101.
Avoid Interference with the Fan
You may need to use a Torx key or stubby Torx driver to avoid interference with the fan.
Mylar flex cables
T10 Torx Screws