ZyXEL Communications NSA221 User Manual page 341

• If you are using a single-disk JBOD volume, you need to create a new volume
on the new drive.
• If you are using a two-disk JBOD volume, you need to create a whole new
volume on both drives.
The LAN LED (by the LAN port) is off.
• Make sure the Ethernet cable is connected properly to the NSA and connected to
another (Ethernet) device. Make sure the other device is turned on. If it's
connected directly to a computer, make sure that the computer network card is
working (ping 127.0.0.1 on the computer).
• Use another Ethernet cable. If you're connecting to a Gigabit Ethernet, make
sure you're using an 8-wire Ethernet cable.
• If the problem continues, contact the vendor.
See Section 1.3 on page 23
The NSA turns off or reboots by itself.
Check the Power Management screen. This is where you configure power
settings for the NSA, including power saving, UPS, power on/off during power
failure and power on/off schedule. The NSA may be set to turn off under certain
conditions.
A power failure occurred while the NSA is downloading files.
• If power failure occurs during the active download period, the NSA will verify
whether the downloaded files were damaged.
• If a file is corrupted, the NSA will download the file again.
• If the file is intact but not completely downloaded, the NSA will resume the
download task after it restarts.
NSA221 User's Guide
for a description of NSA LEDs.
Chapter 17 Troubleshooting
341