Grandstream Networks HT503 User Manual

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HT503 User Manual
LED-17
During Provisioning Stage*
Internet /
Phone
500ms ON/OFF
LED-18
During Firmware Recovery Stage*
Internet /
Phone
250ms ON/OFF
LED-19
Line X is registered normally to the sip providers
network and is ready to make a call
Phone
2x1000 ms ON/OFF
+
3sec OFF
Figure 2: Interconnection diagram of the HT503
Internet ADSL/Cable
Modem Ethernet
Fax
Cordless
Analog Phone
WAN
LAN
FXS
FXO
PSTN
Cloud

Grandstream Networks HT503 Specifications

General

Brand	Grandstream Networks
Model	HT503
Category	Telephone Accessories
Language	English