22 U T S R Q P O N M L K J I H G F E D C B A Jul, 1998 JP-8080 MIDI BLOCK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 RXD1 RXD0 TXD0 DAN202K 3 DA34 1 2 3 R127 220 100/6.3 C265 YKF51-5041 2 1 JK1 D R133 3.3k HD74LS05FP 1 2 IC65A R128 3.3k 12 14 4 2 5 4 2 5 2 5 IN B IN A OUT 15 +5 D 19 10 3 4 R145 4.7k 22 24 HD74LS05FP IC65B 25 29 32 35 N2012Z102T01 L2 39 30 2 1 +5 D N2012Z102T01 N2012Z102T01 L3 D D DA21 DA204U L4 40 50 60 70 N2012Z102T01 L5 N2012Z102T01 D L6 R131 R125 120 100 R115 100 R111 120 1 2 1 2 DAN202K DA36 3 DAN202K DA35 3 3 1 D C262 3 1 D C257 6 4 0.1 +5 D 6 4 0.1 +5 D D D PC410 5 IC47 PC410 5 IC45 1k R123 1k R109 15 19 10 24 22 25 29 20 34 32 35 39 L2 N20 2 3 2 3