190-01182-02 GTR 225/GNC 255 TSO Installation ManualRev. B Page 1-91.5 Regulatory ComplianceTable 1-3. TSO Authorization and Advisory Circular References[1] C - Complete TSOI - Incomplete TSO[2] ETSO-2C128 and ETSO-2C169a are not applicable to the GTR 225.1.5.1 Non-TSO FunctionsThere are no non-TSO functions.Table 1-4. System Functions[1]FunctionTSO/ETSO/SAE/RTCA/EUROCAEClass/TypeApplicable SW P/Ns Applicable CLDP/NsGTR 225GTR 225AGTR 225BGNC 255AGNC 255BC C ILS GlideslopeTSO-C34eDO-192ETSO-2C34fED-47B006-B0082-12 thru -1( )006-B1374-03 thru -0( ) 006-C0124-01 thru -0( )C C ILS LocalizerTSO-C36eDO-195ETSO-2C36fED-46BA 006-B0082-12 thru -1( )006-B1374-03 thru -0( ) 006-C0124-01 thru -0( )C C VORTSO-C40cDO-196ETSO2C40cED-22B006-B0082-12 thru -1( )006-B1374-03 thru -0( ) 006-C0124-01 thru -0( )C[2] C C C CEquipment ThatPrevent BlockedChannelsTSO-C128aDO-207ETSO-2C128ED-67006-B1061-05 thru -0( )006-B1374-03 thru -0( ) 006-C0135-23 thru -2( )C[2] C C C C COM TransceiverTSO-C169aDO-186BETSO-2C169aED-23C3, 4, 5, 6C,E, H1,H2006-B1061-05 thru -0( )006-B1374-03 thru -0( ) 006-C0135-23 thru -2( )System Function DO-178B/ED-12B Level DO-254/ED-80 LevelCommunication System B BDisplay of VOR and ILS/LOC Navigation B BDisplay of DME Navigation Information B BDisplay of Database Information B N/A