D-Link DSM-320RD I cant find any of my music, photos, or video., I cant hear any sound when Im playing music.

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I can’t find any of my music, photos, or video.
Make sure your computer is powered on and that it has not entered
standby mode. You may need to change your computer’s power settings
if you want your content to be available all the time.
Make sure the Media Server software is running on your computer.
Look for the Media Server icon in your system tray. If necessary, start
the Media Server software again.
Click on the Media Server icon and select Show Media Server to verify
you are sharing the correct directories.
If using a wired network, verify the Ethernet cable is properly attached
to your DSM-320RD and to a network switch, hub or router. Verify that
the switch, hub or router is powered on.
If you are using static IP addresses, verify the IP address and netmask
are in the same range as other addresses on your network. Verify that
the address is not already in use by another PC or device.
Make sure the files you are sharing use a supported file format and
encoding scheme.
I can’t hear any sound when I’m playing music.
Make sure the audio cables are properly connected.
If the audio cables are connected to your TV, the TV must be on to hear
any music.
If the audio cables are connected to your stereo, make sure the stereo
is on and you have the correct stereo input source selected. If you are
having trouble selecting the correct audio source, refer to the instructions
that came with your stereo.
Troubleshooting (continued)