Step 3 Connect the special AUX I/O interface
cable (Anritsu Part No. 806-90) to the
681XXC rear panel AUX I/O connector.
Connect the cable end having BNC con-
nectors as follows:
a. Connect the cable end labeled “SEQ
SYNC” to the HP8757D rear panel
POS Z BLANK connector.
b. Connect the cable end labled “SWP
DWELL IN” to the HP8757D rear
panel STOPSWEEP connector.
c. Connect the cable end labled “HORIZ
OUT” to the HP8757D rear panel
SWEEP IN0-10Vconnector.
Setting Up
the 681XXC The 681XXC must be set to GPIB address 19 and in
the 8757D Scalar mode of operation to operate as a
signal source for the SNA. The following paragraphs
describe how to set up the 681XXC to enable the
8757D Scalar GPIB mode.
On the 681XXC front panel, press LINE to place the
signal generator in operation.
Allow the signal generator to warm up, then press
the SYSTEM main menu key.At the System Menu
display,press Config . The System Configuration
Menu (below) is displayed.
At the System Configuration menu, press GPIB .
The Configure GPIB Menu (on the following page) is
displayed.
681XXC OM 7-17USE WITH USE WITH A HP8757D
OTHER INSTRUMENTS SCALAR NETWORK ANALYZER