Panasonic KX-TEA308CE

9.4. KX-TEA308CE CO BLOCK DIAGRAM
9.5. KX-TEA308CE POWER SUPPLY UNIT BLOCK DIAGRAM
KX-TEA308CE POWER SUPPLY UNIT BLOCK DIAGRAM
AC IN
L
FUSE
Surge
Protector
Noise
Control
Over
Current
Detection
Circuit
Filter
Rectifier
Primary Secondary
&
Smoother
Rectifier
Voltage
Detection
&
Smoother
N
FG
Battery
+24
V
+27V
+15V
GND
GND
SW
Back-up
Adaptor
DC-DC
Converter
+3.3V
DC-DC
Converter
CN1
F1
Z1
L1
D10 ~ D13
C5
IC1
PC1
Q1
R30, R31
D101, C101
IC101
RL501
Q503
IC201
IC301
17
KX-TEA308CE