Step 1 Configure DEMU Board 1.Right click on one site and choose configure site board attribute . 2.Double click on DEMU board,and choose config site board attribute . For common alarm switch valid level Configuration value:0 meas nomally close 1 meas nomally open In our project ,external alarms all set to nomally close,so need to change the corresponding alarm switch value to 0 Step 2 Configure Alarm Attribute • Open MML client and choose patch commands. • Paste commands and go • Notice:Step 2 is used for define alarms.For phase 1 sites,step 2 has already been done.So step 2 only needs to be done for phase 2 sites. • And you can find the commands in “Patch commands for BTS3012 external alarms.xls”,you only need to change the site name.