US Robotics 56K Quick Installation Manual page 17

S o l u t i o n 6 :
If your voice mail alters your dial tone when messages are waiting, restore
the normal dial tone by retrieving your messages before using the modem
to dial out.
My modem tries to connect to another modem, but the
connection fails.
You may have a poor connection. Try placing the call again.
My modem or computer is performing erratically.
S o l u t i o n :
Some USB host controllers have power output issues which may cause
erratic performance for any USB device or the computer itself when any
USB device is in use. Try using a powered USB hub or check with the
manufacturer of your USB host controller for a possible driver update.
My modem is not achieving a 56K Internet connection.
S o l u t i o n 1 :
Contact your ISP to verify that the number you are dialling supports
V.90/V.92 speeds.
So l u t i o n 2 :
Contact your telephone company to verify that the telephone line for
your modem supports V.90/V.92 speeds.
* Capable of receiving at up to 56 Kbps and sending at up to 48 Kbps (or 31.2 Kbps with
V.90 server). Due to FCC regulations on power output, receiving speeds are limited to
53.3 Kbps. Actual speeds may vary. V.92 and V.90 features require compatible phone
line and support from your Internet Service Provider (ISP). USRobotics modems fea-
turing V.92 enhancements are backward compatible and will negotiate the highest pos-
sible speed when connecting to an ISP. Typical receive speeds range from 40 Kbps to
53 Kbps.
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