AUX 1 and AUX 2 Output Voltage Test

When Finished with All Tests

Performance Verification

AUX 1 and AUX 2

The following test will determine if the rear panel ports successfully output the correct DC switch drive levels.

1. On the oscilloscope press:

[RECALL] [1]

[TRIG] {AUTO}

[CLEAR DISPLAY]

2. Press the following on the multiple channel controller:

[Clear Instr] [Select Instr] {85330A}

3.Connect a BNC cable between the AUX 1 connector and channel 1 of the oscilloscope.

a. Press:

{CLOSE} {AUX1} {0} or [f1]

The oscilloscope should show a trace of about 0 Vdc.

b. Press:

{1} or [f2]

The oscilloscope should show a trace of about 4 Vdc.

4.Connect a BNC cable between the AUX 2 connector and channel 1 of the oscilloscope.

a. Press:

[Clear Instr] {CLOSE} {AUX2} {0} or [f1]

The oscilloscope should show a trace of about 0 Vdc.

b. Press:

{1} or [f2]

The oscilloscope should show a trace of about 4 Vdc.

All of the performance verification tests are now complete. Reconnect the 85330A system in the original measurement system configuration. Refer to Chapter 1, “Installation” for more information.

2-18

85330A Multiple Channel Controller

Page 48
Image 48
Agilent Technologies 85330A service manual When Finished with All Tests