Power Circuit - Panasonic KX-NS500AG Service Manual

4.4.

Power Circuit

Fig.6 shows power circuit diagram of NS500.
In AC/DC convert blotck, AC input voltage is converted to DC+15V and DC+41V. DC+15V/+41V is distributed to each card.
+41 V
+15 V
15V/3.3V
AC/DC Base
FG Plate
MPR/SPR
15V/5V
15V/3.3V
15V/5V
PMIC
Fig.6 Power Circuit Block Diagram
Extension#1
Trunk#1
DSP
USB
RMT
EXP -M
13
KX-NS500AG
Extension#2
Trunk#2