Panasonic SA-PT170PH - Power Block Diagram

95
14.8. Power
FEED BACK
FEED BACK CIRCUIT
PC5720
SHUNT
REGULATOR
IC5801
Q5861, Q5863
C0DABFC00002
7, 8
H5801*
11
CN2016H2901*
- 13V
DC18V
VDD
CN5500
-7V
REGULATOR
Q2901
4
CN2017H2900*
Q5841
DC DETECT
SYSTEM CONTROL
TO
SYSTEM CONTROL
FROM
-7V
5.3V
SW+5V
D+3.3V
NSW1.2V
DCDET
ECO CTL
6,7
CN2016H2901*
VDDP
ADAC5V
+ 18V
5
H2900* CN2017
C0DBFZG00001
SWITCHING
REGULATOR
1.2V
D +3.3V
VCC
3
VCC
1
6
7
RST O
2
SYSTEM CONTROL
TO
IC8111
+7V REGULATOR
Q2903
Q2923, Q2924
Q2909
DC DETECT
DC DETECT
DC DET1
+7V
A+5V
13, 23, 25, 27
CN2001FP8101
1
CN2017H2900*
11
CN2001FP8101
D+5V
ADAC5V
M+9V
SYS5V
PCONT
SYNC
SYS5V
SYSTEM CONTROL
TO/FROM
Q2919
DC DETECT
13
H2901* CN2016
6
CN2017
H2900*
14
H2901* CN2016
9
H2901* CN2016
C0DAAYY00042
SWITCHING
REGULATOR
OUT
VCC
12
8
CN2016 H2901*
IC2900
SWITCHING
REGULATOR
C0DAAMH00012
OUT
VCC
12
IC2903
POWER
CONTROL
Q2902
PC5799
1
2
3
FEED BACK
RY5701
C0DAEMZ00001
SHUNT
REGULATOR
PC5702
SYNC
SWITCH
Q5899
RELAY DRIVE
Q5898
INVERTER
IC5899
T5751
D5896
D5798
BACKUP
TRANSFORMER
D
VCC
5
4
3
2
6
7
3
TR
FB
SWITCHING
REGULATOR
MIP2F20MSSCF
2
IC5799
D5803
MAIN
TRANSFORMER
T5701
D5802
D5701
L5702
DZ5701
Q5720
CURRENT
LIMITING
SWITCH
F1
AC INLET
P5701
SWITCHING
REGULATOR
C0DAAMH00015
VCC
D
FB
4
1
6
5
2
8
4
7
11
14
IC5701
SA-PT170PH/PR POWER BLOCK DIAGRAM
D5799
F2
7
CN2017H2900*
ECO PT170
8
CN2017H2900*
TUNER PACK
T+9V
9
CN2002*
TH5702
L5703
VOLTAGE SELECTOR
S5701