Power Supply Circuit Block Diagram - Panasonic HC-VXF990EG Service Manual

11.7. Power Supply Circuit Block Diagram

JK6441
+ IP6441
NOREG
2
DC IN
4
-
3
Q1501
JK6442
+ IP6442
BATT +
1
T
2
BATTERY
D
3
-
4
Q1502
JK6002
USB TERMINAL
Q1504
R6003
VBUS 1
IC1503
(RTC/CHARGE CONTROL)
QR1502
F2 PWSW
C2 ADPSW
QR1501
A2 ADP
C1 VADP
A3 SW
D7 ISNS
IC3401
(VENUS ENGINE)
F7 TDET
BATT V E20
BATT TXD L3
BATT RXD L2
USB VBUS AC18
D3 /SWIN1
POWER OFF/ON
S6002
CH3418
DI CHA M3 C7 SDO
CH3417
DO CHA M4 C6 SDI
CH3410
CLK CHA M2 B7 SCK
B6 CS
CS CHA L1
QR3403
VBUS OCP C19
VBUS ON H P6
S FG PWR SDA P3
S FG PWR SCL P2
RSTB U7
Please check the Fuse Resistor and IC Protector
when an output voltage does not output.
FUSE RESISTOR:
(R1001/R1271/R6003)
8 7 6 5
IC PROTECTOR:
(IP6441/IP6442)
1 2 3 4
8 6 5
7
6 5 4
Q1503
QR1471
1 2 3
1 2 3 4
USBSW E2
VUSB E1
USB B2
OUT A1
E7
BAT
E5
SWIN4
F4
WKUP RST
4 3
FULLSET D2
IC2301
(RESET)
BATSET D1
1 2
VREG25 G2
CH2302
/SWIN3 E4
IC1551
COINBAT G4
(BATTERY
MONITOR)
B501
LI BATT
DVIN A6
CHG EN F5
USB EN F6
USB WK CNT B4
/DO B5
VREG32 G3
WKUP F3
QR1503
QR2389
IC1471
(POWER-DISTRIBUTION
SWITCHES)
6 OUT IN 1
5 ILIM GND 2
4
/FAULT EN 3
Q1471
CH1471
3 4
2
5
42 41
1 6
1 VCC
2 VREGA
3 GND
4 VOSEL2
5 VOSEL3
6 VOSEL4
7 SDA
8 SCL
9 STB1234
10 STB6
CH1001
CH1002
11 12 13
QR1001
R1271
QR1003
IC1552
(RESET)
8 7 6 5
4 3
1 GND OUT 4
2 VDD CD 3
2
1
1 2 3 4
Q1551
QR1222
CH1101
Q1552
QR1002
CH1103
QR1101
QR2308
PW RTCVREG32
(To QR6002-E)
PW RTCVREG25
(To IC3410,3411,3412-5
/IC3414-2)
69
IC1221
(LOAD SW)
1 CE DELAY 6
2 VIN VOUT 5
3 4
BIAS GND
4 3
IC1431
(REGULATOR)
40 39 38 37 36 35 34 33
1 2
HX36 32
LX3 31
LX3 30
PGND3 29
IC1001
PGND3 CH1241
28
(POWER)
HX4
27
4
LX4 26
PGND45 25
HX5 24
LX5 23
1
LX6 22
14 15 16 17 18 19 20 21
IC1241
(LOAD SW)
4
3
IC1262
(LOAD SW)
4
3
D902-906
(LCD BACK LIGHT)
13 14 15 16 IC1291
IC1222
(LOAD SW)
(RESET)
12 SW 1
PVIN 4
IC1003
11 PVIN SW 2
(SYNCHRONOUS
10 DEF 3 3
AVIN STEP DOWN
QR1221
9 CONVERTER) PG 4
SS
8 7 6 5
IC1002
(DC/DC CONVERTER)
VOUT A5
A1
PVIN VOUT B5
B1
PVIN VOUT C5
C1
PVIN VFB D5
D1
AVIN
BOLX A4
D2 CE BOLX B4
BOLX C4
D3 MODE
A3 PGND
CH1105
B3 PGND BULX A2
C3 PGND BULX B2
Q1001
D4 AGND BULX C2
HC-WXF990/WXF991/WXF990M/VXF990/VXF999 POWER SUPPLY CIRCUIT BLOCK DIAGRAM
PW EVF3V
PW 5V
PW HDM5V
Q1441
PW EVF3.2V
PW SPK3.2V
PW LENS3.2V
PW SD3.2V
PW 3.2V
PW GYRO3V
Q1442
4 3
IC704
(REGULATOR)
1 2
CH1441
EVF3.2V ONH
(From IC3401-R7)
PW REG3V
PW LENS1.5V
3 4 3
IC1421
IC703
(REGULATOR)
(REGULATOR)
2
1 2
PW MOS1.8V
PW ANA1.8V
PW REG1.8V
PW MOS1.2V
VIN VOUT 1 PW DDR1.8V
IC1341
CTL GND 2
(REGULATOR)
4 1
VDD VOUT
3 CTL GND 2
PW DDR1.2V
VIN VOUT 1
CTL GND 2
PW EVF1.8V
IC1261
(REGULATOR)
4 VDD VOUT 1
3 CE GND 2
PW ANA1.0V
PW VID1.0V
PW DDR1.0V
VIN VOUT 1
CTL GND 2
IC1392
(REGULATOR)
4 VDD VOUT 1
3 CE GND
2
R1001
PW STNOREG
(To Q6001-4)
DDR POW ON H
(From QR3414-C)
PW WIFI3.2V
IC1381
(REGULATOR)
6 1 PW WIFI3V
VDD VOUT
CS 2
5 NC
4 CE GND 3