Panasonic SC-HTB550GK

91
14.5. POWER SUPPLY (1/2) BLOCK DIAGRAM
SC-HTB550GK/GS/GSX(SU-HTB550GK/GS/GSX) POWER SUPPLY (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
1
3
2
ECO CONT
64
CN2202CN1
ECO CONT
SD OUT
73
CN2202CN1
SD OUT
D2321
IC2503
5VIN
1 VCONT
+5V VOLTAGE
REGULATOR
C0CBCDD00004
VOUT 4
+5V
5V
+5V
REG8V
HDMI 1.8V
1.8V
DC DET
DC DET
HDMI 3.3V
3.3V
BK 3.3V
3.3V
S DET
ECO PCONT
HDMI PCONT
ECO PCONT
SD OUT
SD OUT
PCONT
HDMI PCONT
D5801D5805D5802
D5823
Q5801
DC DETECT
QR2301
SYNC
QR2804
SWITCH
DC20V REG12V
1VIN
+12V VOLTAGE
REGULATOR
C0DBAYH00005
IC5801
VOUT 2
ADJ 4
ON/OFF 5
DC20V REG8V
1VIN
5 ON/OFF
+8V VOLTAGE
REGULATOR
C0DBAYH00005
IC2801
VOUT 2
ADJ 4
HDMI 1.8V
VOUT 2
ADJ 4
REG8V
1VIN
+1.8V VOLTAGE
REGULATOR
C0DBAYH00005
IC2805
HDMI 3.3V
VOUT 2
ADJ 4
REG8V
QR2302
SYNC
CONTROL
QR2801
SWITCH
D2304
1VIN
+3.3V VOLTAGE
REGULATOR
C0DBAYH00005
IC2806
REG12V
12V
PVCC
PVCC
REG3.3V
3.3V
S DET
S DET
3011
CN2201CN5200
REG12V
REG12V
3,4,536,37,38
CN2201CN5200
DC20VDC20V
11
CN5900JW1
PVCCPVCC
3,43,4
CN5900JW1
DC20VDC20V
1,28,9
CN2202CN1
BK5V
BK5V
BK 3.3V
3VIN
5CE
+3.3V VOLTAGE
REGULATOR
C0DBEYY00146
IC2802
VOUT 1
ADJ 4
BK5VBK5V
55
CN2202CN1
DC DETDC DET
82
CN2202CN1
SYNC
SYNC
SYNCSYNC
91
CN2202CN1
PCONT DAMP
PCONT DAMP
2516
CN2201CN5200
REG3.3V
REG3.3V
34,356,7
CN2201CN5200
SMPS P.C.B.
MAIN P.C.B.
DAMP P.C.B.
FROM/TO
SYSTEM CONTROL
FROM/TO
SYSTEM CONTROL
FROM
SYSTEM CONTROL
IC5701
SHUNT
REGULATOR
C0DAAYY00072
IC5801
MAIN
TRANSFORMER
T5701
Q5863
FEEDBACK
CIRCUIT
SWITCHING
REGULATOR
C0DAAYY00064
VOLTAGE
DETECTOR
C0EBY0000867
IC5822
P5701
F1
DZ5701
4
5
1
2
10
14
9
11
15
12
6
7
8
L5703
TH5702
D5701
3
2
4
1
D5712
D5704
D5705
D5807
D5710
D5802
D5803
D5721
D5706
D5702
Q5760,Q5761
QR5762, D5760
Q5720
VOLTAGE
REGULATOR
FEEDBACK
CIRCUIT
4
3
1
2
PC5760
FEEDBACK
4
3
1
2
PC5720
FEEDBACK
VCC 3
BD 6
FB 5
S2
D1
QR5862
DC DETECT
QR5824
SWITCH
QR5823
SWITCH
Q5864
SWITCH
AC INLET
VDD2
OUT
1
REG12V
REG3.3V
S DET
SECONDARYPRIMARY
L5702
3
2
4
1