6-98 Keysight N5221A/22A Service Guide
Replaceable Parts
Replaceable Parts Listings
6-
Bottom Hardware and Miscellaneous Parts
Reference
Designator
Part Number Qty Description
0515-0372 66 Machine screw, M3.0 x 8, pan head (4 to attach A19 test set motherboard to test
set deck, 6 to attach A19 test set motherboard to stabilizer bracket, 4 to attach
stabilizer bracket to A20 IF mux board, 17 to attach test set deck to chassis, 4 to
attach A23–A24 mixer bricks to bottom of mixer brick mounting block, 4 to attach
A21 HMA26.5 to its mounting bracket, 8 to attach A34–A37 source attenuators to
their brackets, 8 to attach A42–A45 receiver attenuators to their brackets, 4 to
attach A33 reference mixer switch to its bracket, 3 to attach reference mixer
switch bracket to test set deck, and 4 to attach test set front sub panel to test set
deck front.)
0515-2994 10 Machine screw M3.0 x 14 (2 to attach splitter to top of mixer brick mounting block
and 8 to attach A38–A41 bias tees to their brackets.)
0515-1410 16 Machine screw M3.0 x 20 pan head (6 to attach mixer bricks to sides of mixer brick
mounting block, 8 to attach A25–A28 receiver couplers to their mounting
brackets.)
0515-0374 4 Machine screw M3.0 x 10 pan head (To attach mixer brick mounting block.)
N5242-20103 1 Mounting block (For A23 and A24 mixer bricks.)
N5242-00007 1 Bracket (For A34–A37 source attenuators, A39–A41 bias tees, and A42–A45
receiver attenuators.)
0515-0430 30 Machine screw M3.0 x 6 pan head (8 to attach receiver coupler brackets to test set
deck, 12 to attach attenuator brackets to test set deck, 8 to attach switch brackets
to test set deck, and 2 to attach HMA26.5 bracket to test set deck.)
N5242-00006 4 Bracket (For A25–A28 receiver couplers.)
N5242-00011 1 Bracket (For A33 reference mixer switch.)
0515-1227 4 Machine screw, M3.0 x 6, flat head (To attach test set front sub panel)
0460-2725 2 Vibration mount (4-port only; between couplers 1 and 3, and 2 and 4)
5022-1087 4 Test port coupler dress nut (One for each coupler.)
E4403-20033 4 Gap pad; 4-port (Between each coupler and test set front sub panel.)
0403-0285 2 Coupler bumper; 2-port (Between each coupler and test set front sub panel.)
0960-0055 2 Termination, male SMA short circuit
0515-1521 4 Machine screw, M3.0 x 5, flat head (To attach front panel LED boards.)
N5221-00005 1 Test set deck
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