Perform the test as described below:
Step 1. Reset the VNA using the Default Program key.
Step 2. Connect Test Port 1 and Test Port 2 (top left) to-
gether.
Step 3. Press the Ch1key.
Step 4. Press the Trace Memory key.
Step 5. Choose VIEW DATA from the menu and press the
Enter key.
Step 6. While observing the sweep indicators, allow at least
two complete sweeps to occur.
Step 7. Choose STORE DATA TO MEMORY from the
menu and press the Enter key.
Step 8. Choose VIEW DATA / MEMORY from the menu
and press the Enter key.
Step 9. While observing the sweep indicators, allow at least
two complete sweeps to occur.
Step 10. Verify that the peak-to-peak High Level Noise falls
within the area between the two limit lines (Fig-
ure 11-2, following page).
Step 11. Press the Ch3key.
Step 12. Repeat Steps 4 through 9 for channel 3.
Step 13. Press the S Params key; set Ch 1 for S11 and Ch 3 for
S22.
Step 14. Connect a Short to Test Port 1 and an Open to Test
Port 2 (left).
Step 15. Repeat Steps 2 through 9.

37xxxE OM 11-7

OPERATIONAL CHECKOUT HIGH LEVEL NOISE TEST

PORT 1 PORT 2
TEST PORT 1
TEST PORT 2
PORT 1 PORT 2
SHORT
OPEN
TEST
PORT 1
TEST
PORT 2