Minimum Energy Performance Calculator - Receptacle Equipment

Minimum Energy Performance Calculator on process loads tab under receptacle equipment modeling methods paragraph indicates there are three options to model receptacle equipment: average equipment power density, equipment power densities by space type or by entering the power associated with specific devices in each space. There are check boxes for first two options, but not for third option (entering the power associated with specific devices in each space). Summary total power for receptacle equipment box is read-only and cannot be used for input. How can third option be documented in spreadsheet?