ZyXEL Communications NSA-220 - Manual (Page 27)

Chapter 1 Getting to Know Your NSA
NSA-220 User’s Guide
27
Figure 3 NSA Rear Panel
This table describes the NSA’s LEDs.
Table 1 LEDs
LED COLOR STATUS DESCRIPTION
POWER Blue On The NSA is turned on and receiving power.
Off The NSA is turned off.
HDD1/
HDD2 Green On The hard disk drive is connected properly to the NSA.
Blinking The NSA is saving data to the hard disk drive.
Orange A On The NSA detected an error on the hard disk drive (like a bad
sector for example). The NSA automatically tries to recover a bad
sector, but the LED stays orange until the NSA restarts.
Blinking The hard disk drive connection came loose or the NSA detected
an error on the hard disk drive (like a bad sector for example) and
is saving data to the hard disk drive.
Red On The hard disk drive has failed and the NSA can no longer detect
it.
Off The NSA cannot detect a hard disk in the disk bay.
SYS Green On The NSA has fully started and is operating normally.
Blinking The NSA is starting up.
Red On The NSA has failed.