HP 1660 Series Service Manual page 162

Select Sys PV, then select Analy PV in the pop-up menu. Select Chip 2 Tests.
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You can run all the analyzer tests at one time by selecting All Analyzer Tests. To see more
details about each test, you can run each test individually. This example shows how to run
Chip 2 Tests. Chip 3, 4, and 5 Tests operate the same as Chip 2 Tests.
In the Chip 2 Tests menu, select Run, then select Single. The test runs one time, then
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the screen shows the results. When the test is finished, select Done. Then, perform
the other Chip Tests.
To run a test continuously, select Repetitive. Select Stop to halt a Run Repetitive.
Troubleshooting
To run the self-tests
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