Keysight N5244A/45A Service Guide 6-35
Replaceable Parts
Replaceable Parts Listings
Bottom Ribbon Cables and Wire Harnesses, 2-Port, Options 200/219
Reference
Designator
Type
a
Part Number
Description
➀
10R
N5242-60005
Rear-panel PWR I/O to A23 test set motherboard J301
➁
10R
N5245-60026
Was 8121-0982, or
N5242-60007
A23 test set motherboard J205 to A46 port 1 receiver attenuator
➂
16R
N5245-60006
A23 test set motherboard J549 to A38 port 1 source attenuator
④
2W
8121-0966
A23 test set motherboard J554 to A37 reference mixer switch
⑤
20R
N5247-60015
Was N5245-60008
A23 test set motherboard J551 to A27 mixer brick (1) J52
➅
2W
P/O bias tee
A23 test set motherboard J541 to A42 port 1 bias tee
➆
3W
N5225-60001
b
Was N5242-60009
A23 test set motherboard J221 to ports 1/3 LED board J1
⑧
3W
N5225-60001
Was N5242-60009
A23 test set motherboard J222 to ports 2/4 LED board J1
⑨
2W
P/O bias tee
A23 test set motherboard J542 to A45 port 2 bias tee
➉
16R
N5245-60006
A23 test set motherboard J546 to A41 port 2 source attenuator
10R
N5245-60026
Was 8121-0982, or
N5242-60007
A23 test set motherboard J208 to A49 port 2 receiver attenuator
24R
N5230-60014
Was N5242-60011
A23 test set motherboard J209 to A25 HMA26.5 J1
100R
N5242-60004
A18 system motherboard J1 to A23 test set motherboard J1 to
A24 IF multiplexer board J1
25R
E4410-60160
A18 system motherboard J13 to A23 test set motherboard J545
36R
8121-0834
Rear-panel HANDLER I/O to A23 test set motherboard J400
a. nR = n wires in a ribbon (flat) cable; nW = n wires in a wire harness
b. If you are replacing an old LED board wire harnesses with a current version (N5225-60001), both wire harnesses must be
replaced. You must also replace the old test set front plate with a current version (2-port N5224-00004, or 4-port
N5224-00005). While replacing the test set front plate, both LED boards must be removed and reinstalled after being
rotated180 degrees.
11
12
13
14
15
Содержание PNA-X N5244A
Страница 10: ...8 Keysight N5244A 45A Service Guide Contents ...
Страница 90: ...3 62 Keysight N5244A 45A Service Guide Tests and Adjustments Adjustments 3 ...
Страница 146: ...4 56 Keysight N5244A 45A Service Guide Troubleshooting Instrument Block Diagrams Sheet 4 4 ...
Страница 155: ...Keysight N5244A 45A Service Guide 5 9 Theory of Operation Synthesized Source Group Operation Figure 5 3 Source Group ...
Страница 174: ...5 28 Keysight N5244A 45A Service Guide Theory of Operation Receiver Group Operation 5 Figure 5 6 4 Port Receiver Group ...
Страница 175: ...Keysight N5244A 45A Service Guide 5 29 Theory of Operation Receiver Group Operation Figure 5 7 2 Port Receiver Group ...
Страница 188: ...5 42 Keysight N5244A 45A Service Guide Theory of Operation Noise Measurement Group Operation Option 029 5 ...
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Страница 472: ...8 18 Keysight N5244A 45A Service Guide General Purpose Maintenance Procedures Correction Constants 8 ...
Страница 504: ...32 Keysight N5244A 45A Service Guide Index ...
Страница 505: ...Installation Note Xxxxx xxxxx 3 ...