TM 1-1520-238-T-10 Change 10 19–10.1 19–1. MULTIPLEX – WIRING DIAGRAM (cont) 19–1 1 3 1 3 SHEET 9.1 OF 17 M50-253-18A 7 7 T40 DLTU W266 T39 DLTU ADD ADD S(8) T(8) Q(8) R(8) - + - + - + S P J888 P892 J892 1 2 W266 ADD ADD U(9) V(9) W(9) X(9) - + - + - + S P J887 P891 J891 1 2 ADD (SECONDARY) AFT MAINT/INST TEST (PRIMARY) AFT MAINT/INST TEST ADD (DC2) (DC1) - + - + - + - + S3 (3-24) BUS IN (1-24) BUS OUT (2-24) S3 (3-24) BUS IN (1-24) BUS OUT (2-24) S1 (4-24) S2 (5-24) (SEE NOTE 12) (SEE NOTE 13) (SEE NOTE 12) (SEE NOTE 13) T38 DLTU W266 T37 DLTU ADD ADD L(6) M(6) N(7) P(7) - + - + - + S P J886 P890 J890 A1 A2 W266 ADD ADD J(5) K(5) H(5) G(5) - + - + - + S P J885 P889 J889 3 4 ADD (SECONDARY) RH FAB MAINT/INST TEST (PRIMARY) RH FAB MAINT/INST TEST ADD (DC4) (DC3) - + - + - + - + S3 (3-24) BUS IN (1-24) BUS OUT (2-24) S3 (3-24) BUS IN (1-24) BUS OUT (2-24) S1 (4-24) (SEE NOTE 14) (SEE NOTE 13) (SEE NOTE 14) (SEE NOTE 13) A3 A4 S1 (4-24) S2 (5-24) S2 (5-24) S1 (4-24) S2 (5-24) ADD ADD ADD ADD 3 4 3 4 5 6 1 2