Read Panasonic KX-NT511PRUW / KX-NT511PRUB Service Manual online
11
KX-NT511PRUB/KX-NT511PRUW
4.2.7.
Power Supply Circuit
Po
E_
G
Po
E_
A
G
A
b
out
5
V
L2
S
W
DVF
P
ane
ll
M
ain
L
C
D
A
G
+
5V_
fr
o
m
PC
Po
E
DCDC
8
V
4
2
5
7V
+3
.3
V
U
S
B
S
DR
A
M
3.
3V
A
+
-
DCDC/Di
g
it
a
l
D
Am
pli
fier
A
n
a
lo
g
H
a
ndset
MI
C
S
pe
ak
er
R
J
45
(P
C
)
A
C
5.
5
V
/500
mA
1.
8V
1.
2V
DDR IF
DCDC
3.3
V
N
A
ND F
L
AS
H
KE
Y
R
J
45
(L
A
N)
LE
D
LCD
C
ont
ra
st
5V
Di
g
it
a
l P
a
rt
V
D
D
(3
.3
o
r
2
.5
)
IN
TE
R
N
A
L_1.
2V
A
n
a
lo
g
P
a
rt
IN
TE
R
N
A
L_1.
8
V
IN
TE
R
N
A
L_1.
8
V
Ter
m
in
a
tion
Ter
m
in
a
tion
DG
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