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  • KX-TES824RU, KX-TEM824RU, KX-TE82461X, KX-TE82474X, KX-TE82480X, KX-TE82483X, KX-TE82491X, KX-TE82492X, KX-TE82493X, KX-A227X (serv.man2)

KX-TES824RU, KX-TEM824RU, KX-TE82461X, KX-TE82474X, KX-TE82480X, KX-TE82483X, KX-TE82491X, KX-TE82492X, KX-TE82493X, KX-A227X (serv.man2) - Panasonic PBX Service Manual Supplement (repair manual). Page 6

Read Panasonic KX-TES824RU / KX-TEM824RU / KX-TE82461X / KX-TE82474X / KX-TE82480X / KX-TE82483X / KX-TE82491X / KX-TE82492X / KX-TE82493X / KX-A227X (serv.man2) Service Manual Supplement online

6
KX-TES824RU / KX-TEM824RU
1.3.
BLOCK DIAGRAM
1.3.1.
KX-TES824RU / KX-TEM824RU POWER SUPPLY UNIT BLOCK DIAGRAM 
(PSLP1278YA)
Change from the Original Service Manual Section 9.5.
Noise
Filter
Rectification
&
Smoothing
Controller
Over
Current
Detection
Rectification
&
Smoothing
Voltage
Detection
DC-DC
Converter
Ringer
Amplifier
FG
SW
Battery
Back up
+24V
GND
+27V
GND
+15V
-15V
3.3V
OUTPUT
AC75V 25Hz
INTPUT
20/25Hz
AC IN
L
N
Primary Circuit
Secondary Circuit
Surge
Absorber
KX-TES824RU/KX-TEM824RU POWER SUPPLY UNIT BLOCK DIAGRAM
CN1
F1
F2
Z1
L1, L2
D10~D13, C5
IC1
IC1
Q1
PC1
T1
D101, C101
IC601
Q201, T2, IC201
CN301
Q101
Q503
RL501
Q503
RL501
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