SU-HTB520EB, SU-HTB520EG, SB-HWA520EB, SB-HWA520EG, SC-HTB520EB, SC-HTB520EG, SU-HTB520EGK, SB-HWA520EGK - Panasonic Audio Service Manual (repair manual). Page 117

Read Panasonic SU-HTB520EB / SU-HTB520EG / SB-HWA520EB / SB-HWA520EG / SC-HTB520EB / SC-HTB520EG / SU-HTB520EGK / SB-HWA520EGK Service Manual online

117
14.5. POWER SUPPLY (1/2) BLOCK DIAGRAM
SC-HTB520EB/EG(SU-HTB520EB/EG) POWER SUPPLY BLOCK DIAGRAM
D2903
D2904
D5401
D2306
D5402
QR2905
Q2901
HDMI VOLTAGE
SUPPLY
CONTROL
Q5401
QR2302
DC
DETECT
DC DETECT
+3.3V VOLTAGE
SUPPLY
REG3.3V
1 VIN
+3.3V VOLTAGE
REGULATOR
C0DBAYH00005
IC2906
VOUT 2
REG3.3V
3.3V
HDMI POWER
HDMI CTRL
IC2907
1 VIN
5 ON/OFF
+1.8V VOLTAGE
REGULATOR
C0DBAYH00005
VOUT 2
IC2902
1 IN
2 ON/OFF
+1.8V VOLTAGE
REGULATOR
C0CBCAG00015
OUT 3
REG1.8V
1.8V
REG1.8V
SYS1.8V
1.8V
HDMI 3.3V
3.3V
SYS1.8V
SYS5V
REG5V
QR2902
SWITCH
QR2904
SWITCH
9
-
CN2901
-
+23.5V
+23.5V
BK3.3V
1,2
-
CN2901
-
SYS5V
VREF(3.3V)
VREF(3.3V)
BK 3.3V
SYS5V
BK 3.3V
BK 3.3V
3 IN
+3.3V VOLTAGE
REGULATOR
C0CBABC00117
IC2901
OUT 1
REG5V
1 VIN
+5V VOLTAGE
REGULATOR
C0DBAYH00005
IC2908
VOUT 2
1
-
CN5900*
-
+23.5V
7
-
CN2901
-
DC DET
+23.5V
VDD
1 VIN
+5V VOLTAGE
REGULATOR
C0DBAYH00005
IC5900
VOUT 2
3.3V
3.3V
REG5V
REG5V
5V
5V
11
11
CN6101
CN2203
REG5V
1,2
1,2
CN6101
CN2203
DAP 3.3V
3.3V
+23.5V
23.5V
VDD
VDD
S DET
S DET
S DET
S DET
PCONT
PCONT
DC DECT
DC DETECT
21
6
CN2202
CN5200
REG3.3V
DAP 3.3V
26
1
CN2202
CN5200
PCONT
5
-
CN2901
-
ECO CTRL
ECO CTRL
ECO CTRL
6
-
CN2901
-
REG3.3V
REG3.3V
REG3.3V
3.3V
16
5
CN3000
CN2201
REG5V
REG5V
REG5V
5V
13,14
7,8
CN3000
CN2201
BK 3.3V
BK 3.3V
 BK 3.3V
3.3V
20
1
CN3000
CN2201
SWITCHING MODE
POWER SUPPLY
CIRCUIT
FROM/TO
SYSTEM CONTROL
FROM
SYSTEM CONTROL
FROM HDMI
HDMI P.C.B.
NOTE: “ * ” REF IS FOR INDICATION ONLY
LED P.C.B.
D-AMP P.C.B.
WIRELESS P.C.B.
AC INLET
SMPS MODULE

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