3940353 Aux CB Panel (MOD). Rev. B GC51 4270282 FAX Interface. Rev. A GC51 5040322 Cabin Display (AIRSHOW), Rev. A REPORT CE514693037 SYSTEM Electrical Load Supplement for S/N 5173. Rev.- Electronic Cable used complies with the bum testing requirements of FAR 25.889 (a)(4) Amendment 25-113 Appendix F Pan I (a)(3) which is DER a