Grandstream Networks HandyTone-496 - Manual (Page 15)

HandyTone-496 User Manual Grandstream Networks, Inc
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provider does not support T.38, pass-through mode may be used. To send or receive faxes in fax pass
through mode, user is recommended to select all the Preferred Codecs to be PCMU/PCMA.
5.5 LED Light Pattern Indication
Following tables show the LED light pattern indication. The LED shows PHONE1 status only.
RED LED always indicates not abnormal status
DHCP Failed or WAN No Cable Button flashes every 2 seconds (if DHCP is configured)
HandyTone-496 fails to register Button flashes every 2 seconds (if SIP server is configured)
Firmware Upgrading Button flashes every 2 seconds
Device Malfunctions Red light steady on
GREEN LED mostly indicates normal working status
Message Waiting Indication Button flashes every 2 seconds
RINGING Button flashes at 1/10 second
RINGING INTERVAL Button flashes every second
In Conversation Green light steady on