Grandstream HT812 User's Guide
Getting Started
Setting up a Grandstream HT812 ATA (Analog Telephone Adaptor).
1. Connect the power cord to the port labeled “DC 12V”.2. Connect an internet source to the ethernet port with the “Globe” Icon.3. Connect an analog phone line from the fax machine directly to either Line 1 or Line 2.
WARNING: Do not connect an analog phone line from a wall phone jack to either Line 1 or Line 2, as doing so could cause damage to the device.Booting Up
When the device first starts up, the power icon will flash. Once booted, the power icon will stay solid.
Internet Connection
A solid internet connection is indicated by a Globe icon, which should remain solid and blink occasionally.
Off-Hook
Line 1/Line 2 will flash during an Incoming and outgoing fax. If Line 1/Line 2 blinks continuously without stopping, there may be a problem with the ATA.
Pass-Through Port
The Pass-Through Port, indicated by the network tree icon, allows an internet connection to be shared with another device in the event that there are not enough Ethernet ports to go around.
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