Keysight Technologies N5241AU-922, Руководство пользователя

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Installation Note N5242-90003 31
Description of the Upgrade
Installation Procedure for the Upgrade
6. Reconnect ALL ribbon cables (item
④
) and ALL wire harnesses (item
⑤
) to
the A19 test set motherboard.
7. Connect the mechanical switch control cables to the A19 test set
motherboard as follows: A46 to item
⑥
(J101), A47 to item
⑦
(J102), A49
to item
⑧
(J104). Refer, if necessary, to Figure 6 on page 17 for the
locations of A46, A47, and A49.
Figure 17 A19 Test Set Motherboard Reinstallation
Step 15. Replace the Lower Front Panel Overlay
Refer to Figure 18 for this step of the procedure. New parts are listed in Table 1
on page 8 .
1. From the back side of the front panel, use a blunt object in the cutouts in
the lower front dress panel to push on the old overlay (item
①
) and
separate it from the front dress panel.
2. From the front side of the front panel, pull off the overlay completely and
discard it.
3. Remove any adhesive remaining on the front panel.
4. Remove the protective backing from the new front panel overlay (item
➁
).