Seagate NAS OS 4 U User Manual page 12

I've noticed a delay in accessing the shares.167
Troubleshooting the multimedia server168
I cannot see the media files stored on the NAS OS device.168
iTunes168
UPnP/DLNA-Compatible Game Consoles and Set Top Boxes168
Troubleshooting expansion devices168
I connected a USB hard drive to the enclosure, but it does not appear on the Storage
page.168
I can't copy a file from a share to the DAS connected to my NAS.168
Hard drive noise and VGA monitor169
I think that the hard drive is making unusual noises.169
The VGA monitor that I connected to the NAS appears to be receiving a signal but the
screen is black (applies to select NAS).169
Troubleshooting the active directory (AD)169
NAS OS169
Active directory170
Maximum Elements by Feature and NAS170
NAS OS Rescue and Repair171
Rackmount NAS171
Prepare for a rescue and repair171
VGA monitor171
Seagate Network Assistant172
Rescue and repair steps172
Step 1: Update the USB key172
Step 2: Back up and power off the NAS OS device172
Step 3: Connect the USB key and boot the NAS173
Step 4: Launch the NAS OS Installer173
Desktop NAS173
Prepare for a rescue and repair173
Back up the NAS device173
Recovery button173
MAC address173
Perform a rescue173