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Service
Model 8901B
8-4. SERVICE TOOLS, AIDS, AND INFORMATION
Service Accessory Kit
The Service Accessory Kit (HP 08901-60287) contains extender boards, extender cables, and other
items needed for servicing the Modulation Analyzer. The extender boards have a height that matches
the assembly extrusions and, for 12 pin connectors, improves the mechanical stability of the extended
assembly. The kit contains a special Digital Testmxtender Board
(HP
08901 -60081) which facilitates
troubleshooting of the A13 Controller and A14 Remote Interface Assemblies (see Figure 8A-1).
The kit also contains a special conductive polyurethane foam pad (HP 4208-0094) that is required for
the protection of MOS devices as cautioned in paragraph 8-3.
Figure 8A-I.
Assemblies on Extender Boards
8A-3
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