Operating Information 2
Keysight 3458A Assembly-Level Repair Manual 39
Press:
By repeatedly pressing the down arrow key, you can decrement down to the
lowest range. When you reach the lowest range, pressing the down arrow key no
longer changes the range. To return to autoranging.
Press:
Self-test
When you applied power to the multimeter, it automatically performed a limited
power-on self-test. Before you start making measurements, however, you may
want to have more confidence that the multimeter is fully operational. This is the
job of the self-test. The self-test performs a series of tests that check the
multimeter's operability and accuracy.
The self-test takes over 50 seconds. To run self-test.
Press:
If the self-test passed, the display shows:
Always disconnect any input signals before you run self-test. If you leave an
input signal connected to the multimeter, it cause a self-test failure.
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