Motorola SBV5222 用户手册

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页码 51
   
SBV5222 SURFboard® Digital Voice Modem
33
Front-Panel Lights and Error Conditions
If a telephone line is properly connected and the Tel 1 or Tel 2 light remains off, the line has not been set up for 
service. Contact your service provider.
For more information about the lights, see 
Light
Turns Off During Startup If
Turns Off During Normal Operation If
Power
The digital voice modem is not properly plugged 
into the power outlet
The digital voice modem is unplugged or is in standby 
mode. 
Battery
AC power is not present.
AC power is not present.
DS 
(Receive)
The receive channel cannot be acquired
The receive channel is lost
US
 
(Send)
The send channel cannot be acquired
The send channel is lost 
Online
IP registration is unsuccessful
The IP registration is lost
Tel 1 or 
Tel 2
If the Tel light fails to flash during startup, 
telephone line configuration has failed.
Connected during a phone call and does not blink, 
telephone connection is lost.