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Description of the Upgrade
Installation Procedure for the Upgrade
Installation Note N5242-90015
— W21 (N5222-20025) A27 port 4 bridge to front-panel REF 4
SOURCE OUT
— W32 (N5222-20048) Port 3 RCVR C IN to A24 mixer brick (C)
— W18 (N5222-20015) A30 port 3 coupler to front-panel Port 3 CPLR
ARM
— W31 (reuse) (N5242-20056) Port 1 RCVR A IN to A23 mixer brick (A)
— 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) 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) REF 1 RCVR R1 IN to A33 reference
mixer switch
— W35 (reuse) (N5242-20043) 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) 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) W3 to A25 port 1 bridge
— W48 (reuse) (N5242-20076) 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) A25 port 1 bridge to A33 reference
mixer switch
27
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