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— W85 (N5222-20035) Port 2 CPLR THRU to A41 port 2 bias tee
— W128 (reuse) (N5242-20134 or N5242-20303) A53 port 2 bypass switch to front-panel Port 2
SOURCE OUT
— W127 (reuse) (N5242-20116 or N5242-20292) A37 port 2 source attenuator to A53 port 2
bypass switch
— W129 (reuse) (N5242-20117 or N5242-20293) A53 port 2 bypass switch to A54 port 2 bridge
— W130 (reuse) (N5242-20133) A53 port 2 bypass switch to A54 port 2 bridge
— W86 (N5222-20013) A41 port 2 bias tee to A32 port 2 coupler
— W91 (N5222-20022) Port 4 RCVR D IN to A44 port 4 receiver attenuator
— W82 (N5222-20014) A40 port 4 bias tee to A31 port 4 coupler
— W81 (N5222-20017) Port 4 CPLR THRU to A40 port 4 bias tee
— W22 (N5222-20018) A31 port 4 coupler to front-panel Port 4 CPLR ARM
— W80 (N5222-20020) A36 port 4 source attenuator to front-panel Port 4 SOURCE OUT
— W89 (N5222-20021) Port 3 RCVR C IN to A43 port 3 receiver attenuator
— W74 (N5222-20012) A38 port 1 bias tee to A29 port 1 coupler
— W77 (N5222-20016) Port 3 CPLR THRU to A39 port 3 bias tee
— W18 (N5222-20015) A30 port 3 coupler to front-panel Port 3 CPLR ARM
— W76 (N5222-20019) A35 port 3 source attenuator to front-panel Port 3 SOURCE OUT
— W14 (N5222-20030) A29 port 1 coupler to front-panel Port 1 CPLR ARM
— W132 (reuse) (N5242-20072 or N5242-20277) Front-panel Port 1 RCVR A IN to A42 port 1
receiver attenuator
— W125 A52 port 1 noise bypass switch to A38 port 1 bias tee
— W124 (reuse) (N5242-20125 or N5242-20295) Front-panel Port 1 CPLR THRU to A52 port 1
bypass switch
— W123 (reuse) (N5242-20127 or N5242-20297) A52 port 1 bypass switch to front-panel Port 1
SOURCE OUT
— W78 (N5222-20011) A39 port 3 bias tee to A30 port 3 coupler
— W122 (reuse) (N5242-20128) A34 port 1 source attenuator to A52 port 1 bypass switch
* 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) Front-panel REF 1 RCVR R1 IN to A33 reference
mixer switch
Installation Note N5242-90017
Installation Procedure for the Upgrade
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