4-Band VDSL CO/CPE MODEM USER’S MANUAL Ver. A.2
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Physical Configuration
If problems occur after altering the network configuration, restore the original connections, and try to track the problem down by
implementing the new changes, one step at a time. Ensure that cable distances and other physical aspects of the installation do not
exceed recommendations
System Integrity
As a last resort verify the switch integrity with a power-on reset. Turn the power to the switch off and then on several times. If the
problem still persists and you have completed all the preceding diagnoses, then contact your dealer
