[net.micro.pc] USR Courier 2400

klr@hadron.UUCP (01/23/86)

In article <104600008@uiucuxc> grayson@uiucuxc.CSO.UIUC.EDU writes:
>
>Please tell us what version of the ROM fixes the courier.  My ATI command
>says I have version 242.
>
>        uucp:   grayson@uiucuxc.UUCP
>    old uucp:	{ihnp4,pur-ee}!uiucdcs!uiucuxc!grayson
>    internet:   grayson@uiucuxc.cso.uiuc.edu
>       telex:	5101011969 UI TELCOM URUD --> Dan Grayson, Altgeld Hall.
>     us mail:	Dan Grayson, Math Dept, Univ of Ill, Urbana 61801
>       phone:	217-367-6384 home   217-333-6209 office


                    New Firmware Upgrade
                    For USR Courier 2400

                    Kurt Reisler - SYSOP
              The Bear's Den (FIDONET 109/74)
               Wash-A-RUG (FIDONET 109/483)

Once  again,  US  Robotics has an upgrade to the  PROM-based 
firmware  of our USR Courier 2400 modems.   The latest  PROM 
release has a product code of 243.  To determine the product 
code  of  the  PROM in your  modem,  startup  your  favorite 
communications program,  and type the command "ATI0" and hit 
the  return key.   If your modem returns 243 as the 3  digit 
product  code,  then  you  have the latest  release  of  the 
firmware.  If anything lower is returned, you should call US 
Robotics immediately and request a firmware  upgrade.   They 
are  doing this on an exchange basis,  as they did with  the 
upgrade from 241 to 242.

To get your PROM upgraded,  call US Robotics at 800-DIALUSR, 
and ask for Technical Support.   Tell them that you need the 
PROM  upgrade  and  they  will  take care  of  it  for  you.  
Replacing the PROM is a simple proceedure.   Pop the old one 
out,  and  gently insert the new one.   That should  be  all 
there is to it.

From  what  I  understand,  the new  firmware  corrects  the 
"streaming"  problem  that some of us were  having  when  we 
called  other USR Courier 2400 baud modems.   The  streaming 
problem was characterized by the modems connecting,  and one 
or the other generating a continual stream of garbage.   The 
only way to break the connection was either to drop DTR,  or 
to  physically  turn  off the modem.   Not a  major  problem 
during a manual call,  but mine would up attached to a long-
distance  FIDO for 2.5 hours during FIDONET time  (OUCH,  my 
aching  phone  bill!).    The  new  proms  also  correct   a 
connection problem with Ventel 2400 baud modems.

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