Read Panasonic SC-HC35DBEB / SC-HC55DBEB / SC-HC55DBGN / SC-HC55EG / SC-HC55P / SC-HC55PC / SC-HC55PU Service Manual Supplement online
9
2.5.
POWER SUPPLY (1/2) BLOCK DIAGRAM (For SC-HC55EG-K/W)
With reference to original service manual (section 13.6.) on page 110 for Model No. SC-HC55EG-K/W
1
2
3
4
7
8
6
5
SC-HC55EG POWER SUPPLY (1/2) BLOCK DIAGRAM
TO POWER SUPPLY
BLOCK (2/2)
D5V,USB5V
iPod5V
Q1000
POWER
SUPPLY
QR1000
POWER
CONTROL
9V
IC1000
2 VIN
7 EN
SWITCHING
REGULATOR
REGULATOR
C0DBAYY00462
SW(VOUT) 3
FB 5
STBY CTRL
PDET1
NRST
VCC18V
VCC18V
D3R3V
IC1006
8 VIN
5 EN
SWITCHING
REGULATOR
REGULATOR
C0DBEYY00123
VOUT 1
FB 2
18V
5V
D3R3V
3.3V
D5V,USB5V
5V
STBY3R3V
3.3V
PCONT
iPod5V
2 VIN
7 EN
SW 3
FB 5
VCC18V
VCC18V
STBY3R3V
IC1005
4 VIN
1 CE
+3.3V
REGULATOR
REGULATOR
C0DBGYY00887
VOUT 3
F751
Z752
2,3
2,3
CN1004*
CN905
18V
VCC18V
PCONT
iPod PCONT
iPod PCONT
PDET1
6
6
CN1004*
CN905
STBY CTRL
STBY CTRL
SWITCH-MODE POWER
SUPPLY CONTROLLER
SUPPLY CONTROLLER
C0DBZYY00448
IC700
TH701
TH702
D701
L702
P751
1
4
2
3
1
3
6
5
2
MAIN
TRANSFORMER
TRANSFORMER
T701
7
8
9
10
CTRL 7
VCC 1
PROT 6
DRIVER 3
ISENSE 4
D702
D1002
D1003
D1005
D1004
D1001
D708
D715
3
4
2
1
PC701
FEEDBACK
VINS 5
3
4
2
1
PC702
FEEDBACK
HOT
COLD
Q701
CURRENT LIMITING
SWITCH
SHUNT
REGULATOR
REGULATOR
C0DBEYY00070
IC702
FEEDBACK
CIRCUIT
+5V
REGULATOR
REGULATOR
C0CBCDC00052
IC701
RESET
IC803
C0EBE0000434
A5V
3 ON/OFF
1 IN
OUT 5
NRST
STBY3R3V
1 OUT
IN 2
POWER
SUPPLY
PW VBUS
Q7902
iPod5V
POWER
CONTROL
QR7900
PW VBUS
VBUS
PW VBUS
D5V
D3R3V
9V
PCONT
A5V
VCC18V
STBY3R3V
+1.8V
REGULATOR
REGULATOR
C0CBCAC00358
IC1008
PW 1.8V
ON/OFF
IN
OUT
D3R3V
1.8V
1
5
4
AC INLET
SMPS P.C.B.
FROM/TO
SERVO & SYSTEM CONTROL
SERVO & SYSTEM CONTROL
FROM
SERVO & SYSTEM CONTROL
SERVO & SYSTEM CONTROL
NOTE: “ * ” REF IS FOR INDICATION ONLY
MAIN P.C.B.
IC1009
DC/DC
CONVERTER
CONVERTER
C0DBAYY01218
ADD
(IC702)
DELETE
(IC701)
Click on the first or last page to see other SC-HC35DBEB / SC-HC55DBEB / SC-HC55DBGN / SC-HC55EG / SC-HC55P / SC-HC55PC / SC-HC55PU service manuals if exist.