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24
Problem
Your V.92 modem does not connect reliably at V.92.
Solution
Make sure that you have the latest firmware from our web site
(
http://www.zoom.com/techsupport/drivers_firmware_manuals.ht
), as discussed on page 27. Also make sure that your ISP of-
fers V.92 at the number you are calling.
If you still have a V.92 problem, you might need to modify your
Internet Connection string in Windows.
To modify your Internet Connection string:
1
Double-click the
Computer
or
My Computer
icon on your Desk-
top, and then select the
Networking
icons and tasks that let
you view the existing Internet Connection to modify.
2
Select that connection, then view its
Properties
.
3
Select
General > Configure > Connection > Advanced
.
4
Add initialization (init) strings on the line labeled
Extra Set-
tings
. Enter
one
of the init strings listed below. Try these
commands one at a time until you find one that gets the
highest connection rate for your telephone line conditions.
Init String
Definition
ATW2S7=150+MS=V90
OR
AT&F+MS=V92
S7
Sets wait time for remote car-
rier, wait time can be 1-255
seconds
AT&FS7=150 &F
Sets factory defaults
AT&F&C1&D2\N5\A2=1S7=1
00
&C
1
DCD (Data Carrier Detect)
follows the remote carrier sig-
nal
&D
2
DTR (Data Terminal Ready)
reacts with a disconnect,
sends “OK” response and
disables auto-answer while
DTR signal is OFF
\N5
MNP Error Correction Only
\A2
Maximum block size: 192
characters
