Motorola SURFboard SBV6220 - Manual (Page 23)

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Troubleshooting Tips • Front Panel LEDs and Error Conditions
SBV6220 DOCSIS 3.0 Digital Voice Modem • Installation Guide
548415-001-a 15
Problem Possible Solution
No telephone service
– or–
TEL 1 or TEL 2 LED is
off If your telephone requires external power, check the AC power
connection to your telephone.
Check the connection between the SBV6220 and your telephone. If
they are properly connected and the TEL 1 or TEL 2 LED remains off,
the telephone line is not set up for voice service. Contact your service
provider.
Check the coaxial cable on the SBV6220 and the electrical outlet.
Hand-tighten the cable connectors if necessary.
If you have cable TV, check that your TV is working and the picture is
clear. If you cannot receive your regular TV channels, your telephone
service will not function.
Front Panel LEDs and Error Conditions
LED Turns Off During Startup, If: Turns Off During Normal Operation,
If:
POWER SBV6220 is not properly plugged into
the power outlet SBV6220 is unplugged
RECEIVE Downstream (receive) channel cannot
be acquired Downstream channel is lost
SEND Upstream (send) channel cannot be
acquired Upstream channel is lost
ONLINE IP registration is unsuccessful IP registration is lost
TEL 1 or
TEL 2 If the TEL LED fails to flash during
startup, telephone line configuration has
failed Connected during a phone call and does
not blink, telephone connection is lost
BATTERY AC power is not present AC power is not present