Installation Note N5225-90118 43
Installation Procedure for the Upgrade
— Ribbon cable (N5245-60006), A39 port 3 source attenuator to A23 test set
motherboard J547
— Ribbon cable (N5245-60006), A40 port 4 source attenuator to A23 test set
motherboard J548
Step 30. Replace the Front Panel’s Lower Dress Panel
Before the front panel’s lower dress panel can be replaced, the 2-port lower
dress panel and the lower front panel label must be removed from the front
panel assembly. Refer to
. New parts are listed in
1.
Remove the 2-Port lower front panel label (item (1)).
2.
Remove the 10 screws (save the screws for reuse) from the 2-port dress
panel and remove the dress panel (item
②
and
③
respectively).
3.
Reassemble the front panel’s lower dress panel assembly with the new
4-port dress panel (N5240-00009) by reversing the order of step 2 in the
instructions previously followed.
IMPORTANT! To avoid possible damage to the lower front panel overlay
(label), do not attempt to attach the lower front panel label until
Summary of Contents for N5224BU-617
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