Keysight Technologies N9020A Installation Note page 50

Installation Procedure
16.Refer to Figure 37. Disconnect cable W12 from A16J710 on the A16 Reference Assembly and
discard.
Figure 37 W12 Cable
17.Refer to Figure 34. Locate W42 in the Opt HL4 Cable Kit. This cable will be one of two
remaining that has part number 8121-1401, but only W42 will be labeled "706" on one end
and "14" on the other. Connect the end labeled "706" to A16J706 on the A16 Reference
Assembly. Route the cable along the right side wall to A3J14 on the A3 DIF Assembly. Add this
cable to the spiral wrap around W14.
18.Refer to Figure 32
part number 8120-8868 and will be labeled "601" on one end and "19" on the other. Connect
the end labeled "19" to A3J19 on the A2 DIF Assembly. Route the cable to the right side of the
instrument and up to the A2 EAIF Assembly. Connect the cable to A2J601 with the cable
routed behind the screw head near A2J601.
19.Refer to Figure 32. Connect W14 to A2J300 on the A2 EAIF Assembly.
20.Refer to Figure 32. Locate W37 in the Opt HL4 Cable Kit. This cable will have part number
8121-1401 and will be labeled "900" on one end and "100" on the other. Connect the end
labeled "900" to A15J900 on the A15 EFEC Assembly. Route the cable along the left side of the
instrument above the fans. Route the cable down behind the rear of the second (rearmost) fan.
Connect the cable to A2J100 on the A2 EAIF Assembly.
21.Locate W39 in the Opt HL4 Cable Kit. This cable will have part number 8121-2028 and will be
labeled "1100" one end and no label on the other. Connect the end labeled "1100" to
A15J1100 on the A15 EFEC Assembly. Route the cable along the left side of the chassis above
the fans toward the rear panel. The other end of the connector will be secured to the rear panel
later.
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and Figure 33. Locate W41 in the Opt HL4 Cable Kit. This cable will have
Installation Note N9010-90054