USG20(W)-VPN Series User’s Guide
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C
H A P T E R
3
Hardware, Interfaces and Zones
3.1 Hardware Overview
USG20-VPN and USG20W-VPN have different housings.
3.1.1 Front Panels
The LED indicators are located on the front panel.
Figure 31
USG20-VPN Front Panel
Figure 32
USG20W-VPN Front Panel
The following table describes the LEDs.
Table 10
LED Descriptions
LED
COLOR
STATUS
DESCRIPTION
PWR
Off
The USG is turned off.
Green
On
The USG is turned on.
Red
On
There is a hardware component failure. Shut down the device, wait for a few
minutes and then restart the device (see
). If the
LED turns red again, then please contact your vendor.
SYS
Green
Off
The USG is not ready or has failed.
On
The USG is ready and running.
Blinking
The USG is booting.
Red
On
The USG had an error or has failed.
Summary of Contents for ZyWall USG20-VPN
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Page 18: ...18 ...
Page 99: ...99 PART II Technical Reference ...
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