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Chapter 1: Overview
System LEDs
LED
PWR
On
Off
SYST
On
Off
Blinking (4 flashes
followed by 1
second off.)
Blinking (2 flashes
followed by 1
second off.)
WAN
On
Off
Flashing
VOIP
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24
The system-level LEDs are shown in Figure 6 and
described in Table 3.
Power
System
Table 3. System LEDs
State
The gateway is receiving power and the
voltage is within the acceptable range.
The unit is not receiving power.
The unit is starting up or is
malfunctioning.
The unit is functioning normally.
The unit is downloading a new version of
the management firmware.
The unit is writing a new version of the
management firmware to flash memory.
The unit has established a link on the
fiber optic WAN port.
The unit has not established a link on the
fiber optic WAN port.
The WAN link is active.
Not supported.
381
WAN
VoIP
Figure 6. System LEDs
Description
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