Chapter 1 Introducing the ZyWALL
ZyWALL USG 50 User’s Guide
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3 After attaching both mounting brackets, position the ZyWALL in the rack by lining
up the holes in the brackets with the appropriate holes on the rack. Secure the
ZyWALL to the rack with the rack-mounting screws.
Figure 2 Rack Mounting
1.3 Front Panel
This section introduces the ZyWALL’s front panel.
Figure 3 ZyWALL Front Panel
1.3.1 Front Panel LEDs
The following table describes the LEDs.
Table 1 Front Panel LEDs
LED COLOR STATUS DESCRIPTION
PWR Off The ZyWALL is turned off.
Green On The ZyWALL is turned on.
Breathing The ZyWALL is in power saving mode.
Red On There is a hardware component failure. Shut down
the device, wait for a few minutes and then restart
the device (see Section 1.5 on page 35). If the LED
turns red again, then please contact your vendor.