100kΩ220kΩ CREF 33 CREF 33 COMMON 32 COMMON 32 IN HI 31 IN HI 31 ZERO SILICON NPN 0.01µF ADJUST MPS 3704 OR IN LO 30 IN LO 30 SIMILAR A-Z 29 0.47µF A-Z 29 0.47µF 47kΩ 47kΩ BUFF 28 BUFF 28 9V INT 27 INT 27 0.22µF V -26 0.22µF V - 26 G2 25 G2 25 C3 24 C3 24 TO DISPLAY TO DISPLAY A3 23 A3 23 G3 22 G3 22 GND
