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IC5799
T5751 MIP2F20MSSCF
BACKUP SWITCHING
TRANSFORMER REGULATOR
3 5 D
3 TR
D5896
SYS5V
H2901* CN2016 SYS5V
7
13
H2900* CN2017 PCONT
TO/FROM 6 2
SYSTEM CONTROL H2901* CN2016 SYNC
14 D5798
Q2919 6 4 VCC
DC DETECT
IC5899
C0DAEMZ00001
M+9V
SHUNT PC5799
REGULATOR 2 FB
FEED BACK
TUNER PACK 1
CN2002* 2
T+9V 9
H2901* CN2016 3
CN2016 H2901*
9
D5799
8
IC2900
Q2909
C0DAAYG00001
TO DC DET1 DC DETECT SWITCHING
SYSTEM CONTROL
Q2903 REGULATOR
+7V
H2900* CN2017 2 OUT VCC 1
1
+7V REGULATOR
F2
A+5V RY5701
IC8111
C0DBFZG00001 Q5899
SWITCHING Q2923, Q2924
RELAY DRIVE
REGULATOR DC DETECT
IC2903
FP8101 CN2001 D+5V C0DAAYH00001
D+3.3V 6 D +3.3V VCC 3
13, 23, 25, 27 SWITCHING
VCC 1
2 RST O
REGULATOR
1.2V
7
2 OUT VCC 1 Q5898 PC5702
INVERTER SYNC
SWITCH
FP8101 CN2001 ADAC5V
ADAC5V
11
FP2902
Q2902
T5701
NSW1.2V
POWER QR5840 MAIN
CONTROL
DC DETECT
TRANSFORMER
5.3V
H2901* CN2016
SW+5V
D5701 P5701
6,7 D5805
TH5702
L5703 L5702 L5701
DZ5701
AC INLET
CN5500 H5801* FAN 18V
FAN DC 15 4
1
5
D5843 Q5841
TO H2900* CN2017 DCDET F1
SYSTEM CONTROL DC DETECT
5
D5803
H2901* CN2016 DC18V IC5701
+ 18V 17
11 C5HACYY00003
Q2901 SWITCHING
D5804 REGULATOR
H2900* CN2017 -7V - 13V Q5720
-7V 18
4 REGULATOR
CURRENT
2 LIMITING
D5802 SWITCH 4 VCC
CN5500 H5801* VDD
VDDP 14
7, 8
7
D5801
VSSP
CN5500 H5801* VSS
1 D
11 8
3, 4
IC5801
C0DABFC00002
SHUNT
REGULATOR
Q5863 PC5720
H2900* CN2017 ECO CTL
FROM FEED BACK CIRCUIT FEED BACK
SYSTEM CONTROL 7 6 FB
SA-PT570EB/EG/EP POWER BLOCK DIAGRAM