TM  11-5820-890-20-2 2-57 2.2. TROUBLESHOOTING FLOWCHARTS. Continued Chart 14 AM 1780 LAMP IS NOT LIT WITH VAA DS1 LIT. (Sheet 2 of 2) V U T S R P N M L K J H F E D C B A CX 13313 P2 CX 13417 P1 A D B C E F K S U T L H M V R P VAA P1 N J NO YES OPEN ? REPLACE VAA. CHECK CONTINUITY AT VAA P1, PIN C TO J9, PIN F. REPLACE CX 13300. NO YES OPEN ? REPLACE CX 13313 OR CX 13417. CHECK CONTINUITY AT CX 13313 P2, PIN C TO P1, PIN C OR CX 13417 P1, PIN C TO J1/J2, PIN C. NOTE: If CX 13417 present check continuity at connector where CX 13300 was connected. 1 SH 2 A B F C D E VAA J9 V U T S R P N M L K J H F E D C B A CX 13313 P1 CX 13417 J1, J2