To Remove And Replace The Power Supply - Keysight Infiniium 9000 Series Service Manual

To remove and replace the power supply

Use this procedure to remove and replace the power supply. 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.
SHOCK HAZARD!
WARNING
If the power supply is defective it could have a dangerous charge on some
capacitors. This charge could remain for many days after removing power from the
supply.
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Infiniium 9000 Series Oscilloscopes Service Guide
Disconnect the power cable and remove the rear cover.
Open up the acquisition board chamber by removing the sheet metal that
separates the acquisition board from the motherboard (you can see how to do
this in the acquisition assembly removal section).
The power supply is attached to the underside of this piece of sheet metal.
Remove these screws to lift the power supply and its
encasement out.
Remove the screws shown in the previous figure and lift the power supply
encasement out of the oscilloscope.
Remove the connections to the power supply (in the following figure).
Replacing Assemblies
Power supply
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