how to remove vshield zones service form esxi on command line ?

hi eveyone.

     I got a problem here ,I used to deploy vSheild zones on esxi,it's not ok,  I delete the vShield manager vm ,then redeploy it again,an error encountered.

I must remove or uninstall the vShield zones service from esxi on commad line before reconfiguratin it .

     so anybody tell me how to do this,Thanks very much.

my platform is vSphere 5.1a, vcsa5.1.