Continuing the discussion from "E4406A Fan Board problems.."
Please post any remaining component-level repair documents, as these are very useful to keep these old workhorses working!
A14 Fan Control Board E4406-90066
A17 RF Assembly E4406-90068
Unavailable (for sure):
A21 Motherboard E4406-90071
A3 Front Panel Interface Assembly E4406-90064
A12 Analog IF Assembly E4406-90065
A15 Daughter Board E4406-90067
A18 Reference Assembly E4406-90069
A19 Synthesizer Assembly E4406-90061
A25 Digital I/O Board E4406-90072
A27 Rear Panel Connector Board E4406-90073
A7 Baseband I/Q Assembly (Option B7C)