Removing The Covers - Keysight Technologies N5224/5A Service Manual

Repair and Replacement Procedures

Removing the Covers

Removing the Covers
Tools Required
— T-10 TORX driver (torque to 9 in-lb or 1.02 N.m)
— T-20 TORX driver (torque to 21 in-lb or 2.38 N.m)
Removing the Outer Cover
This procedure is best performed with the analyzer resting on its front
handles in the vertical position. Do not place the analyzer on its front panel
without the handles. This will damage the front panel assemblies.
Refer to
1. Disconnect the power cord.
2. Remove the strap handles (item
3. Remove the foot locks (item
4. Remove the four rear panel feet (item
5. Slide the outer cover toward the rear of the analyzer and remove it.
Removing the Inner Cover
Refer to
1. With a T-10 TORX driver, remove the 24 pan head screws (item
2. With a T-10 TORX driver, remove the 9 flat head screws (item
3. Lift off the cover.
Replacement Procedure
1. On the top side of the PNA, carefully position the gray flex cables so they
2. On the bottom side of the PNA, carefully fold or push down the ribbon
3. Reverse the order of the removal procedures above.
Keysight N5224A/25A Service Guide
Figure 7-1 for this procedure.
with a T-20 TORX driver, on both ends until the handle is free of the
analyzer.
then remove the four bottom feet from the outer cover.

(item with a T-20 TORX driver.
Figure 7-1 for this procedure.
can't be pinched between the covers and the rails.
cables and wires so they can't be pinched between the hardware and the
outer cover. Ribbon cables and wires must never be positioned on top of
hardware.

) by loosening the screws (item

) from the four bottom feet (item

) by removing the center screws

),

) and

).

).
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