AIR FORCE T.O. 10M1-7-9-1-1 ARMY TM 11-5895-1021-14/1 MARINE CORPS TM 08045-15/1 Table 6-1.  A-Shelter to A-Shelter Intercom Cable WI Wire List Wire From To Signature AWG Color No Remarks P1-A P2-F 20 Blu 1 Twisted with wire no 2 P1-B P2-G 20 Brn 2 Twisted with wire no 1 P1-C P2-H Note 20 Red 3 Twisted with wire no 4 P1-D P2-J Signature varies with 20 Brn 4 Twisted with wire no 3 P1-F P2-A segment configuration 20 Red 5 Twisted with wire no 6 P1-G P2-B and intercom hookup 20 Orn 6 Twisted with wire no 5 P1-H P2-C 20 Wht 7 Twisted with wire no 8 P1-J P2-D 20 Yel 8 Twisted with wire no 7 P1-K P2-X 20 Blk 9 Twisted with wire no 10 P1-L P2-Y 20 Grn 10 Twisted with wire no 9 P1-M P2-Z 20 Red 11 Twisted with wire no 12 P1-N P2-a 20 Yel 12 Twisted with wire no 11 P1-O P2-b 20 Red 13 Twisted with wire no 14 P1-P P2-c 20 Blu 14 Twisted with wire no 13 P1-Q P2-d 20 Blk 15 Twisted with wire no 16 P1-R P2-e 20 Blu 16 Twisted with wire no 15 P1-T P2-g 20 Blk 17 Twisted with wire no 18 P1-U P2-h 20 Wht 18 Twisted with wire no 17 P1-V P2-j 20 Red 19 Twisted with wire no 20 P1-W P2-k 20 Wht 20 Twisted with wire no 19 P1-X P2-K 20 Blk 21 Twisted with wire no 22 P1-Y P2-L 20 Red 22 Twisted with wire no 21 P1-Z P2-M 20 Blk 23 Twisted with wire no 24 P1-a P2-N 20 Brn 24 Twisted with wire no 23 P1-b P2-0 20 Grn 25 Twisted with wire no 26 P1-c P2-P 20 Blu 26 Twisted with wire no 25 P1-d P2-Q 20 Wht 27 Twisted with wire no 28 P1-e P2-R 20 Orn 28 Twisted with wire no 27 P1-g P2-T 20 Grn 29 Twisted with wire no 30 P1-h P2-U 20 Wht 30 Twisted with wire no 29 P1-j P2-V 20 Red 31 Twisted with wire no 32 P1-k P2-W 20 Grn 32 Twisted with wire no 31 P1-m P2-r 20 Blk 33 Twisted with wire no 34 P1-n P2-s 20 Yel 34 Twisted with wire no 33 P1-p P2-t 20 Blk 35 Twisted with wire no 36 P1-q P2-u 20 Orn 36 Twisted with wire no 35 P1-r P2-m 20 Wht 37 Twisted with wire no 38 P1-s P2-n 20 Brn 38 Twisted with wire no 37 P1-t P2-p 20 Wht 39 Twisted with wire no 40 P1-u P2-q 20 Blu 40 Twisted with wire no 39 6-2