Solution : https://service.sap.com/sap/support/notes/1413028 (SAP Service marketplace login required)
Key words : 
start --> control panel --> administrative tools --> computer management --> services, refer note 1473717 precalculation server sporadically sends workbooks, tostart --> control panel --> administrative tools --> services, start --> control panel --> administrative tools --> services, patches --> sap frontend components --> bi addon, latest front-end support package 1300, refer note 1476546 haning excel instances, refer note 1458250 workbook precalculation fails, start --> control panel --> add, terms sap bw precalculation service
Related Notes : 
       
| 1490258 | PrecalculationServer: hanging Excel instances | 
| 1476546 | PrecalculationServer: wrong data is calculated / broadcasted | 
| 1473717 | BExPreCalcWindowsService.exe does not work on 64 Bit | 
| 1472729 | Precalculation Server: 3.x workbbok with variant has errors | 
| 1461925 | Precalculation Server: workbbok precalculation fails | 
| 1458250 | Precalculation Server: 3.x workbbok precalculation fails | 
| 1298789 | BW/BI 7.X Precalculation - New installation methods | 
| 1298788 | BW/BI 7.X Precalculation - Pre-requisites | 
| 1236773 | BI7.X(7.10) Precalculation - General Information&Limitations | 
| 1145589 | BW 7.X PreCalculation Service delivery schedule | 
| 1013205 | Pre-Requisite for BI Precalculation service 710 |