
8712ET/ES and 8714ET/ES Assembly Replacement
RF Network Analyzers A5 Receiver Assembly Component Replacement
Service Guide 3-13
A5 Receiver Assembly Component Replacement
The A5 receiver board isnotintended to be replaced at the assembly level. The receiver
assembly can be troubleshot down to module or component level. Instructions for replacing
the module and components are included in this section.
CAUTION Perform the followingonly at an approved ESD workstation. SeeFigure 4-1
on page4-3.
NOTE When connecting an SMA adapter (see item 2 inTable 7-8,Table 7-9, and
Table 7-10), use the 7/32-inch wrench to hold the adapter in place while
tightening the attaching cables.
Removing the Receiver Assembly
1.Disconnect the power cord.
2.Disconnect any cables from the EXT DET X-input, EXT DET Y-input, and AUX INPUT
rear panel BNC connectors.
3.Remove nuts and washers from the AUX INPUT BNC connector.
4.Remove the three anchoring screws on the bottom of the analyzer. SeeFigure 3-6.
Figure 3-6. Location of the A5 Receiver Anchoring Screws
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