E8257D/67D, E8663D PSG Signal Generators Service Guide
Replaceable Parts
Assemblies and Hardware Options
2-34
W139 A43 Lowband Amp Filter A11J204 8120- 6990
W140 Semi- Rigid, W138 A31 Motherboard (Output) E8251- 20488
W141
(Option 521)
A30J2 Semi- Rigid, A42 20 GHz Power Amp
(RF IN)
E8251- 20468
W142
(Std. Option 521)
Semi- Rigid, A42 20 GHz Power Amp
(RF OUT)
A24 20 GHz Highband Coupler (input) E8251- 20469
W143
(Option 521)
(Option 1EM)
Semi- Rigid, A42 20 GHz Power Amp
(RF OUT)
A24 20 GHz Highband Coupler (input) E8251- 20470
W143
(Std. Option 521)
Semi- Rigid, A24 20 GHz Highband
Coupler (output)
AT1 115 dB Mechanical Attenuator
(input)
E8251- 20473
W144
(Option 521)
A10J3 A25 20 GHz Highband Detector N8210- 60201
W145
(Std. Option 521)
Semi- Rigid Cable, A24 20 GHz
Highband Coupler (output)
3.5mm RF Output connector E8251- 20471
W146
(Option 521)
(Option 1EM)
Semi- Rigid Cable, A24 20 GHz
Highband Coupler (output)
3.5mm RF Output connector E8251- 20472
W147
(Option 521)
(Option 1EM)
Semi- Rigid, A24 20 GHz Highband
Coupler (output)
AT1 115 dB Mechanical Attenuator
(input)
E8251- 20474
W148
(E8663D and Option
E8257D- 520)
A30J6 A10J201 8120- 6993
W149
(E8663D and Option
E8257D- 520)
A44J2 (Semi- Rigid Cable, AM MOD
BIAS)
Semi- Rigid Cable, A29J2 E8251- 20366
W150
(E8663D and Option
E8257D- 520)
Semi- Rigid Cable, A30J1 Semi- Rigid Cable, A44J5 E8251- 20367
W151
(E8663D and Option
E8257D- 520)
Ribbon Cable, A44J1 A26J33 8121- 1362
W152
(E8663D and Option
E8257D- 520)
Ribbon Cable, A44 Scan Modulation
Bias Adapter
A44 Scan Modulation Bias Adapter 8121- 0613
W153 (E8267D) A31J1056 A31J1057 8121- 1302
W154 (Option 1SM
only)
A44J3 A10J301 8120- 6993
a
This cable is not replaceable by itself. You must order the corresponding assembly.
b
For instruments with serial prefixes > US4805/MY4805. For instruments with serial prefixes <US4805/MY4805 this cable has one end connected to the rear panel, the other end is left
disconnected and the whole cable is zip tied in a loop.
c
Requires firmware version C.04.71 or greater.
d
For instruments with serial prefixes < US4722/MY4722 you must replace all matched cables, W123 thru W126, the first time and order 4 SMA bulkhead adapters, part number 1250-1666.
e
For instruments with serial prefixes < US4722/MY4722 you must replace all matched cables, W127 thru W130, the first time.
f
For instruments with serial prefixes < US4722/MY4722 you must replace the two matched cables, W131 and W132, the first time.
g
For instruments with serial prefixes ≥ US4829/MY4829.
Table 2-2 (Continued)
Reference Designator Input Output Part Number
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