ZyXEL Communications Network Storage NSA-220 Plus - Manual (Page 10)

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3. Press the power button on the front of the NSA to turn it on. Look at
the front panel lights.
If no lights turn on, make sure the power cord is not loose
and that the power source is turned on.
• The power button light turns steady blue.
• The SYS light turns steady green after a successful startup (it takes
about 50 seconds).
• The HDD lights come on if the NSA detects hard drives in the disk
bays.
• The rear panel LAN port has a light that turns on if the Ethernet port
is properly connected to your network. It blinks while sending or
receiving traffic.
To turn off the NSA, press the power button in and hold it until you
hear a beep. Then release the button.