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Description of the Upgrade
Installation Procedure for the Upgrade
— W133 (reuse) (Opt 029A only) (N5242-20069 or N5242-20275) A42 port 1
— W94 (reuse) (N5242-20016 or N5222-20010) A45 port 2 receiver
— W92 (N5242-20307) A44 port 4 receiver attenuator to A24 mixer brick (D)
— W40 (reuse) (N5242-20049 or N5222-20039) Front-panel REF 2 RCVR R2
— W134 (reuse) (Opt 029A only) (N5242-20070 or N5242-20276) A45 port 2
— W138 (reuse) (Opt 029A only) (N5242-20075 or N5242-20280) Front-panel
Install New Cable(s) – A21 HMA26.5 to A23/A24 Mixer Brick
If your instrument has a new HMA26.5 (N5240-60101) installed:
— W202 (N5222-20126) RF cable, A24 mixer brick (top connector) to A21
– You will need to remove the cap that is installed on the HMA26.5 top
connector, before connecting the other end of the W202 cable. You can
discard the cap.
– When a A22 splitter is not mounted on the A23/A24 mixer bricks, W202
replaces W42 and W44.
See also,
If your instrument has a legacy HMA26.5 (5087-7765) installed:
If you have a new HMA26.5 (N5240-60101) installed, you can discard these
cables.
— W42 (N5222-20009) A21 HMA26.5 to A22 splitter
— W44 (N5222-20008) A22 splitter to A24 mixer brick
— W43 (N5222-20007) A22 splitter to A23 mixer brick
* Tighten cable nuts on W42, W43, and W44 to 10 in-lbs.
— W140 (Opt 029 only) (N5242-20294) A24 mixer brick to A55 noise
Installation Note N5242-90127
receiver attenuator to A23 mixer brick (A)
attenuator to A23 mixer brick (B)
IN to A23 mixer brick (R2)
receiver attenuator to A23 mixer brick (B)
REF 2 RCVR R2 IN to A23 mixer brick (R2)
HMA25.6 A24 mixer brick (top connector)
If you have a legacy HMA26.5 (5087-7765) installed, you can discard this
cable.
"Verify the Model/Version of HMA26.5 Installed" on page
NOTE: Tighten both screws on the splitter to 9 in-lbs.
downconverter
10.
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