Sym_u3 Service Defaults in Windows XP

Default Settings

Startup type:Disabled
Display name:Sym_u3
Service name:sym_u3
Service type:kernel
Error control:normal
Group:SCSI miniport
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sym_u3

Default Behavior

Sym_u3 is a kernel device driver. In Windows XP it is disabled and isn't loading or starting. If the Sym_u3 fails to start, the technical information about the error is added to the Event Log. Windows XP startup should proceed, but a message box should be displayed informing the user that the sym_u3 service has failed to start.


The following components depend on Sym_u3:

Restore Default Startup Configuration of Sym_u3

1. Run the Command Prompt.

2. Copy the commands below, paste them into the command window and press ENTER:

sc stop sym_u3
sc config sym_u3 start= disabled

3. Close the command window and restart the computer.