HP 8340b - A31 Tp2

A31TP1
and
A31TP2
SIGNAL CHECK
Test Setup
ON
THE
OUT:
The
DUT
should
still
be
set
to
a
CW
frequency
of
4530
MHz.
Disconnect
the
power
supply
from
A32TP1
(TUNE).
Turn
the
instrument
OFF
and
wait
approximately one minute.
Place
A31
on
an
extender
board and
turn
the
instrument
back
ON.
Measure
A31TP1
and
A31TP2
with
the
oscilloscope.
ON
THE
OSCILLOSCOPE:
Set
up as
shown
in
the
figures
on
the
following
page,
HP 8340B/41B
M/N
Loop
Assembly-Level Troubleshooting
B-39