A customer has brought a computer in to be repaired. He said he thinks that the sound card has stopped working because no audio is produced when music, video, or DVDs are played. Which troubleshooting step should you take first? (select two)
a. Verify that no IRQ or I/O port address conflicts exist between the card and other devices in the system.
b. Replace the sound card with a known-good spare.
c. Verify that the volume isn't muted.
d. Download and install the latest sound card drivers.
e. Verify that speakers are plugged into the correct jack and are powered on.

In the case above, the first thing to do is to verify that the speakers are said to be plugged in correctly and also powered on this is because it will help one to know if the volume was not muted in the operating system.

Therefore, The troubleshooting step that one needs to take first is to:

Verify that speakers are plugged into the correct jack and are powered on.

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