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13. Try to dial a phone number to establish a voice connection to make sure the
voices are clear.
14. If the data or voice communication cannot establish, please contact Korenix local
dealer or distributor for further assistance.
5-2. Troubles shooting
Make sure you use the correct DC power suppliers (DC12~ 48 V) or power
adapters.
Select Ethernet cables with specifications suitable for your applications to set
up your systems. Ethernet cables are categorized into unshielded twisted-pair
(UTP) and shielded twisted-pair (STP) cables. Category 3 Ethernet cables are
suitable for systems with 10 Mbps transmission speed. For systems with
100Mbps transmission speed, Category 4, 5 Ethernet cables are the only
suitable specifications for this environment. Also make sure that the distance
between each node cannot be longer than 100 meters (328 feet).
If the power LEDs goes off as the power cord plugged in, a power failure
might occur. Check the power output connection to see if there is any error at
the power source. If you still cannot solve the problem, contact your local
dealer for assistance
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