ZyXEL Communications NSA221 - QUICK GUIDE V1.00 Quick Start Manual page 12

2. Use the included power
supply and power cord to
connect the POWER socket
on the rear of the NSA221 to
a power outlet.
Use ONLY the included power
adapter.
3. Press the power button on the front of the NSA221
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
NSA221 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.
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