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• W14 (N5222-20030) A29 port 1 coupler to front-panel Port 1 CPLR ARM
• W12 (N5222-20045) A29 port 1 coupler to front-panel Port 1 CPLR THRU
• W16 (N5222-20049) A30 port 3 coupler to front-panel Port 3 CPLR THRU
• W15 (N5222-20047) A26 port 3 bridge to front-panel Port 3 SOURCE OUT
• W17 (N5222-20023) A26 port 3 bridge to front-panel REF 3 SOURCE OUT
• W11 (reuse) (N5242-20054 or N5222-20044) A25 port 1 bridge to front-panel Port 1 SOURCE OUT
* Loosen 3x screws on A33 Reference Mixer Switch board, then slide the board to the rear of the
instrument to connect the following two cables (N5242-20042 and N5242-20043).
• W36 (reuse) (N5242-20042 or N5222-20032) REF 1 RCVR R1 IN to A33 reference mixer switch
• W35 (reuse) (N5242-20043 or N5222-20033) A33 reference mixer switch to front-panel REF 1 SOURCE OUT
* Torque 3x screws on A33 Reference Mixer Switch board to 9 in-lbs.
* Use 1/4" wrench to hold source cable connectors when tightening mating semi-rigid cables.
• W10 (reuse) (N5242-20053 or N5222-20043) W9 to A28 port 2 bridge
• W6 (N5222-20041) W5 to A26 port 3 bridge
• W8 (N5222-20042) W7 to A27 port 4 bridge
• W4 (reuse) (N5242-20050 or N5222-20040) W3 to A25 port 1 bridge
• W48 (reuse) (N5242-20076 or N5222-20056) A33 reference mixer switch to A23 mixer brick (R1)
* Secure W48 (N5242-20076) to side of deck with 3x tie wraps (1400-0249).
• W13 (reuse) (N5242-20011 or N5222-20005) A25 port 1 bridge to A33 reference mixer switch
• W40 (reuse) (N5242-20049 or N5222-20039) REF 2 RCVR R2 IN to A23 mixer brick (R2)
• W43 (N5222-20007) A22 splitter to A23 mixer brick
* Leave the W43 loose for now.
• W44 (N5222-20008) A22 splitter to A24 mixer brick
* Leave the W44 loose for now.
• W42 (N5222-20009) A21 HMA26.5 to A22 splitter
* Leave the W42 loose for now.
* Tighten 2x screws on A22 splitter to 9 in-lbs.
* Tighten cable nuts on W42, W43, and W44 to 10 in-lbs.
• W41 (reuse) (N5242-20110 or N5222-20067) A11 13.5 GHz synthesizer to A21 HMA26.5
* Route cable through deck cutout to A11 synthesizer board.
Installation Note N5242-90115
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