User`s guide

56K Professional Message Modem34
PROBLEM
Errors are constantly occurring
in your V.17 fax transmissions.
Communications software fails
to initialize the modem.
DIAGNOSIS
Your modem initialization
string could be insufficient for
fax transmissions.
There may be a Terminate
and Stay Resident (TSR)
program (such as a screen
saver or virus scanner)
running in the background,
disrupting data
communications.
Your baud rate may be set
too high.
You may be trying to fax a
compressed file
Communications software’s
port settings may be
incorrect.
A bad modem command
may be in the initialization
string.
Other communications
software may be running.
POSSIBLE SOLUTION
Enter the following initialization
string in your software setup
screen: AT&H3&I2&R2S7=90
and press ENTER.
The standard string for
faxing is AT&F1S36=0.
Disable any Terminate and
Stay Resident (TSR)
programs running in the
background. If you have
software running as a TSR,
check the software’s manual
for information about
disabling its ability to operate
as a TSR.
Lower baud rate to 9600,
7200, or 4800.
Open the file in the
application in which it was
created and then print the file
to the fax printer driver.
Make sure your
communications software’s
port settings are correctly set
for your modem.
Check the initialization
string for bad modem
commands.
Make sure no other
communications software is
running.