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Installation Procedure for the Upgrade
— W100 (N5245-20066)A47 port 3 receiver attenuator to A28 mixer brick (C)
— W115 (N5245-20060)A52 port 4 mechanical switch to W15
— W111 (reuse) (N5245-20058)A51 port 3 mechanical switch to W13
— W104 (reuse) (N5245-20057)A49 port 2 receiver attenuator to A27 mixer
— W98 (reuse) (N5245-20056) A46 port 1 receiver attenuator to A27 mixer
— W54 (N5245-20022) A26 splitter to A28 mixer brick
— W53 (N5245-20023) A26 splitter to A27 mixer brick
— W52 (N5245-20013) A25 HMA26.5 to A26 splitter
— W58 (N5245-20095) A28 mixer brick to 50 ohm load (1250-4261)
— W70 (N5242-60013) A20 IF multiplexer (P203) to A12 SPAM (J2)
— W72 (N5242-60015) A20 IF multiplexer (P603) to A12 SPAM (J5)
Semi-rigid Cables Required for Upgrading to an Option 422 PNA (with
Option 029)
IMPORTANT! Option 029 also requires Noise Figure Measurements
software Option S93029A.
PNAs with Option 029 have some additional and replacement cables. See
also
— W125 (N5245-20138) RF cable, A57 port 2 bypass switch to A36 test port 2
— W159 (N5245-20162) A33 port 1 coupler to A56 Port 1 noise bypass switch
— W174 (N5245-20143) 28 mixer brick to A59 noise downconverter
Step 23. Secure the Front Panel Bulkhead Connectors
Follow the instruction shown in
30
* Connect W102 to top D connector on the mixer bricks.
* Connect W100 to bottom C connector on the mixer bricks.
brick (B)
* Connect W104 to bottom B connector on the mixer bricks
brick (A)
* Connect W98 to top A connector on the mixer bricks.
* After installing W58 to the mixer brick, attach the new 50 ohm load
(1250-4261) using a 1/4 inch open end wrench to hold cable W58 in place.
* Torque A26 splitter screws to 6 in-lbs.
Table 1 on page
9.
coupler
Figure 12
in this document.
Installation Note N5245-90121
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