JRC JMA-5212-4, Service Manual

Page: 16 / 172

2-4
2.2. Power System Diagram
DC24V
+3
0%
-10
%
DC24V
+3
0%
-10
%
Processor NDC
-1460
Fi
lte
r
PW
R
SEN
SE
P12V
±1
2V
AV
R
PWR
CN
T
Re
la
y
+5V AVR
+3.
3V
Pol
y
-sw
Pol
y
-sw
Fi
lte
r
Fi
lte
r
Mo
tor
Mo
to
r
Control
AVR
Syst
em
Pow
e
r
Su
ppl
y
Scanner
Unit NKE-2103/2254
NS
K U
N
IT
NCT-4106A
(opt
ion)
Powe
r SW
Ke
y
b
oard Unit
N
C
E
-76
99
A
15
i
n
ch
L
C
D
NWZ-164
To
G
P
S
(6W
)
0.5
A
0.5
A
Lo
gi
c
Log
ic
4A 2A
An
al
o
g
An
al
o
g
PWR-
O
+1
2V
1.
0A
-1
2
V
0.
2A
F3 F2
Figure 2.1 Power System Diagram