2-28 Troubleshooting
Solving Modem Problems
Table 2-22
Solving Modem Problems
Problem Probable Cause Recommended Action(s)
Modem loses connection. The connection from the
phone line to the modem is
loose.
Check to make sure the telephone cable is
properly connected.
Call Waiting has not been
disabled.
Disable Call Waiting.
1. Click Start
⇒
Control Panel
⇒
double-click Modems.
2. From the General tab of the Modems
Properties page, click Dialing Properties.
3. From the My Locations tab of the Dialing
Properties page, check the box labeled
This location has call waiting.
Select
*70, 70#, or 1170 from the drop-down list
to disable call waiting for your dialing
area.
Noisy telephone line Phone line noise causing
garbled or missing
characters, or slow data
transfer speeds.
Check your telephone and modem cable
connections. If they are a little loose, they
can cause noise on the line.
Check with your local telephone company for
a phone line filter.
Phone line noise causing a
disconnection.
Hang-up Delay S Register
(S10) set too low.
Change S10 default to 150.
1. Click Start
⇒
Programs
⇒
Accessories
⇒
HyperTerminal.
2. Go to Command Mode.
3. Type
ATS10=150
and press
Enter.
This command causes the modem to take
longer to disconnect even if there is noise
on the line.
Continued
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