S-12
S3.7. Power Supply Block Diagram
SDR-H85/H86/H95
POWER SUPPLY BLOCK DIAGRAM
IC1002 (SW REGULATOR)
HDD POW ON H
OSC
VCC
18
STB
19
RT
20
PWM
CTL
DRIVE
ERROR AMP
FET
2
VOUT
5
6
INV
SHORT
CIRCUIT
PROTECT
STBY I/O
PW HDD3R3V
UVLO
VREF
PWM
CTL
DRIVE
FET
ERROR AMP
PWM
CTL
DRIVE
ERROR AMP
PWM
CTL
DRIVE
ERROR AMP
SHORT
CIRCUIT
PROTECT
PWM
CTL
DRIVE
ERROR AMP
PWM
CTL
DRIVE
ERROR AMP
PWM
CTL
DRIVE
ERROR AMP
PWM
CTL
DRIVE
ERROR AMP
FET
FET
FET
FET
FET
POWER
CTL,
VREF
VREF
UVLO
OSC
QR1002
QR1001
QR1101
VBUS ON
BL CONT
PW +B
P ON
E POW RST
SW NOREG
VREF BOSS
CTL6 ON
CTL7 ON
LCD ON
CCD ON
FROM
AUDIO/VIDEO
FROM/TO
SYSTEM CTL
FROM
CHARGE
H
H
H
H
H
PINE6
68
CTL6
55
CTL7
19
H
IC1001 (DC-DC CONVERTER)
VCC
66
CTL1
17
RT
67
VREF
65
13
38
41
VO2-A
34
VO1-A
28
DRV6
60
DRVL7
20
VO2-B
33
VO1-B
27
MINE2
MINE1
15
MINE7
61
INO6
VO5
71
71
VO4-A
54
VO4-B
MINE4
53
43
VO3-A
10
VO3-B
9
MINE3
IC1411 (3.2V REGULATOR)
V OUT
CONTROL
5
3
V IN
4
IC1412 (3V REGULATOR)
V OUT
CONTROL
4
1
1
V IN
5
IC1414 (VOLTAGE DETECT)
OUT
VDD
2
IC1413 (3V REGULATOR)
V OUT
CONTROL
4
1
V IN
5
IC1301 (VOLTAGE REGULATOR)
V OUT
V CONT
4
1
V IN
5
QR1411
QR1421
IC1371 (VOLTAGE REGULATOR)
V OUT1
CNT1
8
1
CNT2
4
V+
2
V OUT2 6
QR1481
Q1381
Q1383
Q1271
POWER
CONTROL
Q1481
Q1002
POWER
CONTROL
QR1003
Q1261
POWER
CONTROL
PW FROM3V
PW REGA3V
PW REG5V
PW REG3R2V
PW LCD5V
PW VBUS
PW REG3V
PW SPK3V
PW LENS3V
PW LCD3V
PW REG1R8V
PW UNP1R1V
PW UNP1R2V
PW 12V
PW -7R5V
PW LCD8R5V
PW LCDBL H
COMP.
IC102(VOLTAGE REGULATOR)
V OUT
CONT
4
1
V IN
5
PW TAGFE5V
Содержание SDR-H85EC
Страница 7: ...7 3 Specifications ...
Страница 11: ...11 5 Service Fixture Tools 5 1 Service Tools and Equipment ...
Страница 13: ...13 6 1 2 Checking and repairing individual circuit boards How to use extension cables ...
Страница 26: ...S 13 ...
Страница 38: ...S 25 ...
Страница 44: ...S 31 ...