S3.7. Power Supply Block Diagram - Panasonic SDR-H100P Service Manual

S3.7. Power Supply Block Diagram

VBUS ON H
FROM
AUDIO/VIDEO
BL CONT
23
29
QR1002
PW +B
FROM
20
P ON H
CHARGE
QR1001
E POW RST
QR1101
SW NOREG
19
FROM/TO
SYSTEM CTL
CCD ON H
LCD ON H
18
19
20
IC1001 (DC-DC CONVERTER)
VCC
PWM
CTL
RT
OSC
STB1234
ON/OFF
LOGIC
PWM
CTL
SHORT
CIRCUIT
PROTECT
PWM
CTL
PWM7
PWM
CTL
PWM
CTL
PWM
CTL
PWM
CTL
IC1002 (SW REGULATOR)
VCC
UVLO
SHORT
PWM
CIRCUIT
CTL
PROTECT
STB VREF
STBY I/O
ERROR AMP
RT
OSC
HX4
DRIVE FET 12
INV4
ERROR AMP 28
VO2
DRIVE FET FET 5
VO2S
ERROR AMP
4
LX1
DRIVE FET 3
INV1
ERROR AMP 22
LX3
DRIVE FET 1
INV3
ERROR AMP 21
LX7
DRIVE FET 30
INV7
ERROR AMP 26
SW
LED
41
BRIGHTNESS
CTL
LX5
DRIVE FET 38
INV5
ERROR AMP 34
VOLTAGE VREF5
27
REFERENCE
LX6
DRIVE FET 37
INV6
ERROR AMP 33
VOUT
DRIVE FET 5
6
INV
2
S-12
IC1301 (VOLTAGE REGULATOR)
5 V IN V OUT 4
V CONT
1
IC1411 (5V REGULATOR)
5 V IN V OUT 4
CONTROL
1
QR1411
IC102 (3V REGULATOR)
5 V IN V OUT 4
CONTROL
1
IC703 (3V REGULATOR)
5 V IN V OUT 4
CONTROL
1
IC1421 (3V REGULATOR)
V IN V OUT
5 4
CONTROL
1
IC1423 (VOLTAGE DETECT)
Q1421
2 VDD OUT 1
PW LCDBL H
PW LCDBL L
IC1371 (VOLTAGE REGULATOR)
5 V- V OUT1 8
2 V+ V OUT2 6
CNT1 CNT2
1 4
Q1372 QR1471
Q1373
Q1471
SDR-H100/H101
POWER SUPPLY BLOCK DIAGRAM
PW VBUS
PW REG5V
PW LCD5V
PW 5R4V
PW 3R2V
PW SPK3R2V
PW LENS3R2V
PW AFE3V
PW GYRO3V
PW REG3V
PW REGA3V
PW LCD3V
PW REG1R8V
PW UNP1R1V
PW REG1R2V
FROM/TO
MONITOR
PW 12V
PW -7R5V
PW LCD8R5V
PW HDD3R3V