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12. Module connector pins are shown as
----..) E
where no further connection is shown on the
schematic, and as
22
- - 0 - -
when there is a connection shown.
13. Where an input is represented by an arrow in-
stead of a complete line, the input source is
de&ignated.
Where outputs are so shown their
destinations may not be shown.
14. Some schematics of modules include certain ex-
ternal elements which aid in understanding the
6-4
15.
circuit function.
In
this case all the connections
to the element may not be shown in the interest
of clarity.
designates a test point provided on the
module. Letters proceed from top to
bottom of card with the ground test
point, if present, as the bottommost
terminal.
16. Socket terminals are designated with numbers
for component side connections and letters for
circuit side connections when a double sided
socket is used.
These are the designations on
the socket.
When a single sided socket is pro-
vided, all connections are designated by letters
regardless of which side of the board they lie on
the etch.
Letters follow the 22 pin alphabet,
ABCDEFHJKLMNPRSTUVWXYZ; numbers are
1 through 22.
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