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H31-311_V2.5 · Question #173

The backplane has two -48V power lines, and each board obtains two 48V power supplies from the backplane. After the power is combined through the diode, the various voltages required by each…

The correct answer is A. True. See the full explanation below for the reasoning.

Huawei Transmission Equipment Introduction

Question

The backplane has two -48V power lines, and each board obtains two 48V power supplies from the backplane. After the power is combined through the diode, the various voltages required by each component are obtained through the DC/DC power module and linear conversion.

Options

  • ATrue
  • BFalse

How the community answered

(58 responses)
  • A
    76% (44)
  • B
    24% (14)

Topics

#backplane#-48V power#DC/DC module#power distribution

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