Anritsu manual Performance Verification, Return Loss Confidence Test, ME7840A OMM, Step, Setup

PERFORMANCE VERIFICATION RETURN LOSS CONFIDENCE TEST

NOTE

The worst case test result will be displayed on the screen when the instru- ment fails this test only. The failed test result is also recorded in theService Log.

Step 4.	Connect power sensor to MS462XC Port 1 and select START
	VERIFICATION softkey.
Step 5.	Verify that Source 1 passes this test.
Step 6.	Press the SELECT SOURCE soft key to select 2
Step 7.	Connect power sensor to MS462XC Port 3 and select START
	VERIFICATION soft key.

CAUTION

The TROUBLESHOOTING function must be properly exited to restore normal

	Step 8.	Verify that Source 2 passes this test.
	Step 9.	Select the menu soft key as follows to exit the TROUBLE-
		SHOOTING mode:
		RETURN
		RETURN
		FINISHED, RECOVER FROM TROUBLESHOOTINGT
	Step 10.	Reconnect cables between MS462XC Port 1 and Port 1 of
		MS4782 Test Set and between Port 3 of MS462XC and Port 3
		of MS4782 Test Set.
6-5RETURN LOSS	This test verifies the accuracy of return loss measurements.
CONFIDENCE
TEST
Setup	Turn on the MS462XC VNMS and MS4782X Test Set and allow them to
	warm up for 30 minutes.
	Step 1.	Press Default key then 0 key.
	Step 2.	Press Seq key and .select:
		TTL I/O.
		PARALLEL OUT SETUP
		SET PARALLEL OUT PORT (0-255)
	Step 3.	Change the value from 0 to 8.
	Step 4.	Select:

ME7840A OMM 6-3