User manual

Grandstream Networks, Inc. HT–286 User Manual Page 14 of 28
Firmware 1.1.0.31 Last Updated: 1/2009
TABLE 7: HT–286 LED DEFINITIONS
RED LED indicates not normal status
Button flashes every 1 second
If Ethernet link is down
Button flashes every 2 seconds.
(if DHCP is configured)
DHCP Failed or WAN No Cable
Button flashes every 4 seconds.
(if SIP server is configured)
HT–286 fails to register
Button flashes every 6 seconds.
Firmware Upgrading
Button flashes briefly
No STUN responses
Red light steady. Device Malfunctions
GREEN LED indicates normal status
Button flashes every 2 seconds.
Message Waiting Indication
Button flashes at 1/10 second.
RINGING
Button flashes every second.
RINGING INTERVAL
Green light steady.
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