Appeal No. 95-2631
Application 07/950,402
distribution system. The interface is mounted on a panel face of
the controller and enables a user to easily display and control
selected parameters of the system. The interface includes inter
alia a keypad having a plurality of buttons, a display screen
that, due to its operating environment, is not large enough to
display simultaneously all display screen operational
information, and a computer means for controlling the display in
response to input entered at the interface. As explained on page
6 of the specification,
The buttons towards the bottom of the keypad . . . are
dedicated function keys. They permit single-key access
to the most commonly used functions. The buttons at
the top of the display . . . are configuration/select
or menu navigation keys. They permit access (through
menu screens) to all of the control features, including
those that can be accessed by a single keystroke of one
of the dedicated function keys.
Independent claim 1 is illustrative of the appealed subject
matter and reads as follows:
1. Apparatus for controlling an electrical power
distribution mains system step voltage regulator, said apparatus
comprising:
input means for designating for display selected operating
parameters of an electrical power distribution mains system step
voltage regulator, said input means being formed with a dedicated
function portion and a menu navigation portion and said
parameters being divided into first and second categories,
respectively;
-2-
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Last modified: November 3, 2007