MC90xx Will Not ActiveSync with PC via Serial Connection

Article ID: 19447863


When the MC90xx is put into the cradle it will not ActiveSync with the PC.

Root Cause

By default ActiveSync on the MC90xx is configured to use a USB connection, not serial a serial connection.


  1. On the MC90xx, tap Start-->ActiveSync-->Tools > Options-->Options button.
  2. From the drop down, select 115200 or desired speed and then tap OK.  You should now be able to perform a serial ActiveSync.
  3. To make this change permanent, create a registry file with the following text:
"Cnct"="`115200 Default"


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