Keysight N5231A Installation Note page 21

Installation Procedure for the Upgrade
Step 12. Install the New Lower Front Panel Overlay
Refer to
PNA is shown in the graphic, the concept is the same for the 2-port PNA. New
parts are listed in
1. Remove the protective backing from the new front panel overlay,
2. Starting from either side, loosely place the overlay in the recess on the
3. Once the overlay is in place, press it firmly onto the frame to secure it.
4. Be sure to install the two new screws (0515-1946) in the front panel, next
Installation Note N5232-90101
Figure 5 on page 19
Table 1 on page
N5232-80005 (A models) or N5232-80010 (B models)– (item
lower front panel, ensuring that it fits tightly against the edges of the
recess.
to test ports 3 and 4. Torque these screws to 9 in-lbs.
for this step of the procedure. Although a 4-port
9.
➁
).
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