Main (Voltage Regulator) Circuit - Panasonic SC-UA3E Service Manual

12.10. Main (Voltage Regulator) Circuit

1 2 3
SCHEMATIC DIAGRAM - 9
A
A MAIN (VOLTAGE REGULATOR) CIRCUIT
B
PW_SYS_3R3V
MI CO
MI PW_SOC_1R5V
BT PW_BT_5V
C
MI PROTECT
DA PW_32V
PCONT
MI
MI MV-DET
FOR E/PR/PU
CO DA PW_12V
CO PW_12V_FL
D
MI DC_DET_PWR
3
D1004
B0ADDJ000032
2 1
FE FL PW_6V
E
PW_5V
US CO
DA DS TU PW_3R3V
CO FE OP
F
BT FL OP MI TU
DS US DA CO FE DGND
G
MA: MAIN (MAIN): SCHEMATIC DIAGRAM - 1 ~ 2
BT: MAIN (BLUETOOTH): SCHEMATIC DIAGRAM - 3
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 3
FL: MAIN (FAN LED): SCHEMATIC DIAGRAM - 3
FE: MAIN (FE): SCHEMATIC DIAGRAM - 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPT_SRC): SCHEMATIC DIAGRAM - 7
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 8
US: MAIN (USB): SCHEMATIC DIAGRAM - 8
H
1 2 3
4 5 6
: +B SIGNAL LINE
IC1004
C0DBGYY06507
+1.5V VOLTAGE REGULATOR IC1005
Q1000
C0DBGYY03909
B1AAJC000019
+3.3V VOLTAGE REGULATOR
+5V REGULATOR
CN VIN
1 4
C1024
1
2 GND VO 3 GND VOUT VIN
1 2 3
C1049 C1044 C1026 C1032
C1025 1 0.1 10 0.01
C1045
10
C1048 0.1
R1067
J0JYC0000656
D1014
DA2J10100L
Q1011
MTM761230LBF
C1055 0.1 SWITCH
R1055 2.2
R1053 2.2
6 5 4
R1007
R1054 2.2
R1056 270 R1026
100K
Q1008 1 2 3
C1052 C1023
B1ADCE000012 25V220 0.1
CURRENT LIMITER
D1002
QR1008
DB2J20800L
R1027
B1GBCFJJ0041
DC DETECT
R1028
9.1K
D1001
B0EAKM000117
C1042 R1050
1 100K
QR1004
IC1000
B1GBCFJJ0041
C0DBGYY03909
PCONT
+3.3V VOLTAGE REGULATOR
R1049
100K
GND VOUT VIN
QR1003
1 2 3
B1GBCFJJ0041
C1040
PCONT
1
C1047 C1001 C1039
0.1 10 10
C1000
10
LB1103
0
R1113
46.4K
C1060 C1110
16V220 1 R1110
37.4K
4 5 6
7 8 9
C1033 R1038 R1039
0.01 430 430
D1005
10
DZ2J056M0L
D1013
DZ2J150M0L
L1001 C1005
G1C330MA0426 0.1
IC1002
47K
10 PH BOOT 1
C0DBAYY01594
+12V DC-DC CONVERTER
9 GND 2
VIN
C1022
R1030
0.1
10K
8 COMP EN 3
7 VSENSE SS/TR 4
C1018 C1031 C1020
0.01 0.01 4.7
R1065
10K
3.3
6 PWRGD RT/CLK 5
T1
R1031
220K
IC1102
C0DBAYY02695
+6V DC-DC CONVERTER
C1112 C1113 C1114
0.1 10 10
1 GND BOOT 6
L1103
G1C100MA0226
2 SW EN 5
C1118 C1116
22 22
FB
3 VIN 4
R1115
2.2K
R1111
9.1K
7 8 9
49
10 11 12
PROTECT
PCONT
PW_SYS_5V
MV-DET
PW_SYS_5V
D1003
DZ2J075M0L
R1062 R1060
CN1002
10K J0JYC0000656
MV-DET
9 MV-DET
PROTECT_D
8
PROTECT_D
R1008
7 SMPS ID -> NC
100
6 NC6_PWR_UP
PCONT R1015 100
5 PCONT
4 PWR_GND
3 PWR_GND
2 32.5V
1 32.5V
SC-UA3E/GN/PR/PU MAIN (VOLTAGE REGULATOR)
10 11 12
13 14
A
B
C
D
TO SMPS MODULE
E
F
G
CIRCUIT
H
13 14