Appeal No. 2005-2341 Παγε 8
Application No. 10/420,187
An external controller 0, which can be connected to the aforementioned
connector 18, has a function of carrying out fault diagnosing operation over the
hydraulic shoveling machine. The external controller 0 is made up of a personal
computer main body 16 and a display unit 17.
Steinmetz
Steinmetz's invention relates generally to diagnostic systems for evaluating
complex systems and subsystems, and in particular for diagnosing electronic,
mechanical, and electromechanical subsystems. Steinmetz's invention is directed to an
automated diagnostic tool having a soft structure architecture that can be easily and
quickly used to troubleshoot and diagnose systems and subsystems. In accordance
with Steinmetz's invention, the diagnostic system includes a portable (e.g., laptop)
computer loaded with a troubleshooting program, which gathers data regarding the
status and performance of systems and subsystems via data cables connected to a
1553 digital communications bus that links the systems and subsystems together.
Figure 8A shows an Apache AH64 model "A" helicopter 814, and indicates that
the Remote Hellfire Electronics (RHE) unit 802 is located in a forward avionics bay of
the helicopter 814. In the Apache AH64 model "A" helicopter, the RHE unit 802 is
connected to the 1553 bus of the helicopter, and can provide a convenient location to
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