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Power-up and reset conditions, Power-up and reset conditions -16 – National Instruments PXI NI 5401 User Manual

Page 23

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Chapter 1

Generating Functions with the NI 5401

NI 5401 User Manual

1-16

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Power-Up and Reset Conditions

When you power up your computer, the NI 5401 is in the following state:

The output is disabled and set to 0 V.

The trigger mode is set to continuous.

The trigger source is set to automatic (the software provides the
triggers).

The digital filter is enabled.

Output attenuation remains unchanged from its previous setting.

The analog filter remains unchanged from its previous setting.

Output impedance remains unchanged from its previous setting.

When you reset the board using NI-FGEN or any other application
software, your NI 5401 is in the same state as shown at power up,
previously listed, with the following differences:

Output attenuation is set to 0 dB.

The analog filter is enabled.

Output impedance is set to 50

Ω.

The PLL reference source is set to internal tuning.

The SYNC duty cycle is set to 50%.