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Panasonic SC-UA7E

Panasonic SC-UA7E
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SC-UA7E/PC/PH/PR POWER SUPPLY (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
+38V
MAIN P.C.B.
AC INLET
P1001
F1501
F1401
DZ1001
1111
CN2103CN1851
88
CN2103CN1851
5,6,75,6,7
CN2103CN1851
+35.8V PW +38V
POWER MODE POWER MODE
99
CN2103CN1851
SYS5V SYS5V
SWITCHING MODE POWER
SUPPLY CONTROL
IC1402
SHUNT
REGULATOR
IC1701
TRANSFORMER
T1401
D1402D1001
D1601
D1403
D1404
D1406
D1405
D1703
D1705
FEEDBACK
CIRCUIT
FEEDBACK
CIRCUIT
SYNC
CIRCUIT
SYNC
QR1601
PCONT
QR1701
SWITCH
Q1402
SWITCH
Q1206
SWITCH
Q1502
SWITCH
Q1501
SWITCH
Q1103
SWITCH
L1201
PFC
INDUCTOR
3
4
2
1
Q1405
PCONT
SWITCHING
POWER SUPPLY
IC1501
PFCC CONTROL
IC1201
FB
SYNC
PCONT1
1212
CN2103CN1851
PCONT1
QR1701
3
4
2
1
Q1701
POWER UP
1313
CN2103CN1851
AMBP
AMBP
L1001
4
1
3
2
SMPS P.C.B.
5
VC1 1
CS1 7
VGL 11
VGH 16
VSEN 2
BOP 5
ISEN 1
VS 15
CS2 8
VB 14
VC2 10
VCC 7
FREQ 4
GATE
8
TRANSFORMER
T1501
5
3
12
8
7
10
9
11
FB 2
VDD 1
D5
VCC 4
CL 3
5
6
3
2
7
8
10
9
D1502
D1503
D1205
D1204
SECONDARYPRIMARY
Q1505
SHUNT
REGULATOR
IC1601
Q1404
Q1403,Q1702
11
CN2103CN1851
TEMP DETTEMP DET
F1001
SWITCH
+15V DC-DC
PW +38V
IC2103
+5.4V DC-DC
CONVERTER
2 VIN
PH
PH
VREF 7
BOOT 1
310
EN
5 RT/CLK
L1003
4
1
3
2
AC INLET
P1001
DZ1001
L1002
4
1
3
2
F1001
FOR SC-UA7PH/PR
FOR SC-UA7E/PC
D1416
TH1201
TEMP
DETECT
TEMP
DETECT
Q1265,Q1266,QR1267
TH1701
Q1765,Q1766,Q1767
813
CN2503CN2105
120
CN2503CN2105
POWER MODE
22
CN2504CN2100
PW SYS +5V
SYNC
318
CN2503CN2105
PCONT1
DAMP P.C.B.
PW +5R6V
PW +38V
IC2101
+5.4V DC-DC
CONVERTER
2 VIN
10
VREF 7
BOOT 1
3
EN
5 RT/CLK
88
CN2504CN2100
TEMP DET
D2105
D2109
Q2113
+12V
REGULATOR
D2104
33
CN2504CN2100
PW +5R6V
55
CN2504CN2100
PW MUX +12V
DC
DETECT
Q2100,Q2102
D2112
D2110
417
CN2503CN2105
DC DET PWR
+12V
AC INLET P.C.B.
TL20
TL21
TL10
TL11
BLKRED
77
CN2504CN2100
PDET

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