HP 8340b - Page 482

J18
—
8410B/C
Interface Connector
84-1
OB/C
INTERFACE
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Figure
G-18.
8410B/C
Interface
and
Cable
The
purpose
of
J18. Using
a
source
control
cable
(HP
part
number
08410-60146),
this
interface
permits
multi-octive
operation
of the
HP 8410B/C with
the
synthesizer.
The
Interface
Signals.
Pins of
this
connector
duplicate
several
rear
panel
functions
(see
Figure
G-19).
There
is
also
a pin input
(LSTEPUP)
for
a
switch
closure
to
execute
the
UP key
function,
which
increments
the
active front panel control
function.
HP
8340B/41B
Rear Panel Theory
of
Operation