多选题A customer reports that their sound is not working. They state that the speakers worked previously. Which of the following should the technician check？（）ASpeakers are in regulatory compliance.BSpeakers are on and the mute is off.CEnsure the speakers are on the Windows HCL.DVerify the system has enough hard drive space.EThe audio driver is installed correctly.FSpeakers are plugged into the correct jack.
多选题
A customer reports that their sound is not working. They state that the speakers worked previously. Which of the following should the technician check？（）
A
Speakers are in regulatory compliance.
B
Speakers are on and the mute is off.
C
Ensure the speakers are on the Windows HCL.
D
Verify the system has enough hard drive space.
E
The audio driver is installed correctly.
F
Speakers are plugged into the correct jack.
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