14 Installation Note N5242-90003
Description of the Upgrade
Installation Procedure for the Upgrade
-
4.
Disconnect the front panel interface ribbon cable (item
③
). The front panel
is now free from the analyzer.
Figure 3
Front Panel Assembly Removal
Step 5. Remove the Existing Test Set Cables
Refer to
for this step of the procedure.
1.
Place the analyzer bottom-side up on a flat surface.
2.
Remove the following cables in the order listed:
— W4A25 port 1 bridge to W3 (from A5 26.5 GHz source 1 board OUT 1)
— W10A28 port 2 bridge to W9 (from A5 26.5 GHz source 1 board OUT 2)
— W40Front-panel REF 2 RCVR R2 IN to A23 mixer brick (R2)
Leave the gray flexible cables, the wire harnesses, and the ribbon cables
connected where possible. Any that are removed should be labeled for
reconnection later.
Be careful not to damage the center pins of the semirigid cables. Some
flexing of the cables may be necessary but do not over-bend them.