Agilent Technologies 46A, 45A, 54835A manual To remove and replace an acquisition hybrid

Chapter 6: Replacing Assemblies

To remove and replace an acquisition hybrid

	To remove and replace an acquisition hybrid
	Use the following procedure to remove and replace an acquisition hybrid. When necessary, refer
	to other removal procedures.
CAUTION	ELECTROSTATIC DISCHARGE!
	Use grounded wrist straps and mats when servicing the acquisition board. Electrostatic discharge
	can damage electronic components.
	You do not have to remove the acquisition board before replacing an acquisition hybrid.
	To understand the sequence of parts, use the accompanying illustration.

To remove the acquisition hybrid

1Disconnect the power cable and remove the cover.

2Use a T-6 Torx driver to remove two screws that secure the heatsink spring, then remove the heatsink.

3Disconnect the semi-rigid cables from the A/D-FISO hybrids, then disconnect from the attenuator ends.

4First, use a T-6 Torx driver to remove the four screws that secure the top plate.

5 Use a 3/16 hex driver to remove two standoffs that secure the top plate. 6 Remove the top plate.

7Grasp the hybrid across the diagonal corners (or sides) using your thumb and index finger. Then lift the hybrid off of the connector assembly.

6–32