Akai GX-747 dbx Service Manual page 71

SECTION 3
SCHEMATIC DIAGRAM
1. SCHEMATIC DIAGRAM OF IC's ........................................... 70
2. GX-747 dbx No. 2-1 1621824B SYSCON SCHEMATIC DIAGRAM ................ 73
3. GX-747 dbx No. 2-2 821120A AMP SCHEMATIC DIAGRAM ..................... 74
BA6109
M5230L
Vee I Vee 2
i - - - - - -
7 - - - - - - - 8
I
I
FIN 5
R IN 6
I
I
I
LOG IC PRE DRIVER
9 V
I
I
L _ _ _ _ _ _ _ _
I _ _ _ _ _ _ _ _
J
GND
r-----1~------------.------------17
(+)IN PUT
STARTER
STANDARD
1---1--1
VOLTAGE
GENE LA TOR
.>-----<11-----1 OVER CURRENT
1 - - - - - 1
PROTECTION
' - - - - - - - - - - - - - - - - - - - - - ' 5 VOLTAGE ADJ
.__ _ _ OVER CURRENT
PROTECTION ,..__. ______ 4 (-)IN PUT
- - - - - - - - - - - - - S C H E M A T I C DIAGRAM GX-747dbx - - - - - - - - - - - - -
70