HP 8081A Operating And Service Manual page 36

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Schematic
3
--..,~
..
--
Signal
jr
number
-~.
)
~
Schematic
~
number'
;;
I
I
,
6
These references on a signal
leaving a schematic diagram
indicate the signal des1ination.
The circle contains the signat
number and the square contains
the numb er of the schema 1ic
to which that signal goes.
These references on a signat
entering a SChematic diagram
Indicate the signal crigin.
The circle contain s the signal
number and the square conto'lns
the number of the schematic
on which that signal originates.