Tandy 1000SX Technical Service Data page 48

5.0V(B)
U10 U11
U53 U51 U56
12.0V(A)
-12.0V
5.0V{A)
SOURCE
SOURCE
SOURCE
NOTE;
ARROWS ON
IC'S
INDICATE PIN
1
UNLESS NOTED
2 3 B C
E
V
R2
mm
VR1 Q3
-5.0V
SOURCE
o
o
"<
SYSTEM BOARD
12
A
Howard W. Sams
MI:MIIH:MJS
Photo
SYSTEM
BOARD
37