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2-18 85330A Multiple Channel Controller
Performance Verification
AUX 1 and AUX 2
AUX 1 and AUX 2
Output Voltage Test
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.
When Finished with
All Tests
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.