Electra Elite IPK Document Revision 4Programming Manual 2 - 289______________________________________________________________________________________________________________________________________________________________________1-11-00 T1 Signal Format SelectionGeneral DescriptionUse this Memory Block to specify the signal format of the T1 trunk connected to thesystem. The signal format used (12- or 24-Multiframe) depends on the channel serviceunit/demarcation (CSU/D mark) equipment being used.DisplaySettings