我刚买了一台名为 Asus ROG Strix G15 G512LW 的新笔记本电脑，配备 i7 和 Nvidia RTX，但根本没有声音。以下是我的一些设备信息：
$ cat /proc/asound/cards
0 [PCH ]: HDA-Intel - HDA Intel PCH
HDA Intel PCH at 0xc5418000 irq 155
1 [NVidia ]: HDA-Intel - HDA NVidia
HDA NVidia at 0xc5080000 irq 17
$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC294 Analog [ALC294 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 …