Agilent Technologies 54830 Series, Service Manual

Page: 113 / 170

Chapter 6: Replacing Assemblies
To remove and replace the cover
6–4
To remove and replace the cover
Use these steps to remove and replace the cover. When necessary, refer to other removal
procedures.
1
Disconnect the power cable.
2
Disconnect all oscilloscope probes and BNC input cables from the front panel.
3
Disconnect any other cables, such as mouse, keyboard, printer, or GPIB cables.
4
Remove the two Torx T20 screws securing the side handle.
5
Remove the four Torx T20 screws that secure the rear feet (two in each foot).
6
Remove the eight Torx T20 screws that secure the top sleeve and the bottom sleeve to
the chassis.
7
Place the unit so the bottom is facing up.
8
Remove the eight Torx T10 screws that secure the bottom sleeve to the chassis.
9
Set the unit on its bottom. Carefully slide the top sleeve off of the frame by pulling the
front panel and the cover away from each other.
10
Set the unit on its top. Carefully slide the bottom sleeve off of the frame.
11
To replace the cover, reverse the above procedure.
Be sure to keep ribbon cables out of the way when replacing the cover, particularly the flex cable
and connector for the AutoProbe assembly at the bottom front of the oscilloscope.
CA U T IO N
PROPERLY TIGHTEN HANDLE AND SCREWS!
Torque the side handle and rear feet screws to 2 Nm (18 in-lb).