ocr: Part: 2/2 U4 D1 - >SDA to SAA5246 7805 1N4001 >SCL to SAA5246 4 o O7V5 not needed, always see GND docunentation SELP OSELP POUTP OPOUTP D2P OD2P J D2A D2A POUTA POUTA - - SELA SELA - a ou U3 le R1 6 EN Ved16 GND 11 A GND8 7 10 B 9 C SW1 4 *R6 (*) 1389 Zre 14 - 15 Y1 R5 D - Z0 Z E 1 10k Z1 T1 74HCCT)4053 TeleText for the Amiga BC547 *)SH1-open => TeleText active (c)19931 by JL Development