Western Telematic NPS-2HD - Manual (Page 8)

Typographic Conventions
Throughout this manual, typefaces and characters have been used
to denote the following:
COURIER FONT Indicates characters typed on the keyboard.
For example, /ON 1 or /OFF 2.
[Bold Font] Text set in bold face and enclosed in
square brackets indicates a specific key.
For example, [Enter] or [Esc].
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NPS-2HD Heavy Duty Network Power Switch; User's Guide