Basic HTML Version
Fl
03
+ 100 Ydc 70 mA
1/4
A, S-8 lN4004
Zl
Logic Gnd
lNS990 3.9Y
z
R3
-100 Vde 70 mA
DISPLAY
330Kn
90 Yac
1I2W
Cl +
C2
100
tJld
0.1 tJld
Rl
MPSDS2
+SYde
Z2
Reg
39Kn
1W
1CCY
z
GlID-
N.C.
thru
@I2)-N.C.
01ID-
N.C.
thP1.l
~
N.C.
04
1
N4004
1
NS990
Z3 3.9Y
z
100 tJld
C3
+
C4
R6
330Kn
1I2W
R4
MPS002
Z4
39Kn
1W
lN4764 100V
z
0.1 tJld
2SY 18.000
.:J
20Y
01
thru
._--------------~--------
__ ~----------------------------------------------------------~3J6~15
N.C.-@!I)
,-<3J6.6 )
+12 Vdc Unreg 1{3J6.
3 )
-12VdcUnreg ~.,........".-
R7
2.1SKn
.1~
R8
4.99Kn
.1SlS
NOTES:
1. Display voltage measured with digits display test ON, and displays at all zeroes.
2. Unless otherwise indicated, all resistors are in ohms (0),
1/4
watt.
3. TP3 (unregulated
+12
VDC) readout should not go lower than
+'0.5
V, or inter-
mittent reset will occur.
0-8345-557 Power Supply Schematic