Keysight N5224B, Service Manual

Page: 228 / 614

6-8 Keysight N5224B/25B Service Guide
Replaceable Parts
Replaceable Parts Listings
6-
A23 Test set motherboard Your option set determines which
assemblies are in your PNA. Refer to
“Bottom Assemblies and Cables by
Option Set:” in Table 6-2 on
page 6-10
A24 IF multiplexer board
A25
a
LO Multiplier/amplifier 26.5 (HMA26.5)
A26
a
Splitter
A27
b
Mixer Brick 1
A28
b
Mixer Brick 2
A29 Port 1 receiver coupler Your option set determines which
assemblies are in your PNA. Refer to
“Bottom Assemblies and Cables by
Option Set:” in Table 6-2 on
page 6-10 .
A30 Port 3 receiver coupler
A31 Port 4 receiver coupler
A32 Port 2 receiver coupler
A33 Port 1 test port coupler
A34 Port 3 test port coupler
A35 Port 4 test port coupler
A36 Port 2 test port coupler
A37 Reference mixer switch
A38 Port 1 source step attenuator
A39 Port 3 source step attenuator
A40 Port 4 source step attenuator
A41 Port 2 source step attenuator
A42 Port 1 bias tee
A43 Port 3 bias tee
A44 Port 4 bias tee
A45 Port 2 bias tee
A46 Port 1 receiver step attenuator
A47 Port 3 receiver step attenuator
A48 Port 4 receiver step attenuator
A49 Port 2 receiver step attenuator
A55 Solid state drive “Top Assemblies and Cables, All
Options:” on page 6-10 .
Table 6-1 Part Number Listing by Reference Designator (Continued)
Reference
Designator
Description Location