Power Block Diagram 1 - Sony DSC-S75 Service Manual

DSC-S75

3-8. POWER BLOCK DIAGRAM 1

DM-101 BOARD (1/2)
J001
CN001
DC IN
ACV UNREG
1
BATT /XEXT
BATT/XEXT
3
ACV GND
2
FAST CHARGE
Q001, 002
Q003, 004
INIT CHARGE ON
BT902
BATTERY
TERMINAL
CN002 D003
BATT UNREG
+
1
BATT SIG BATT SIG
S 2
BATT GND
– 3
SCP
SYS DD ON
Q014
REF.
VOLTAGE
GEN.
05
F005
BATT UNREG
F004
ACV UNREG
F003
ST UNREG
F001
F002
VCC4, 5, 6 63
VCC1, 3 42
VCC2 51
VCC 28
SWITCHING
OUT1-6 4
+IN (E) 6 10
SWITCHING
OUT1-5 64
13 SCP
30 CTL1
IN (C) 5 14
29 CTL2
-IN (E) 5 16
SWITCHING
OUT1-4 57
IN (C) 4 18
-IN (E) 4 19
IC001
DC CONTROL Q005
(SEE PAGE 4-39)
SWITCHING
OUT1-3 56
IN (C) 3 34
-IN (E) 3 33
Q007
SWITCHING
OUT1-2 50
IN (C) 2 37
-IN (E) 2 36
Q011
SWITCHING
OUT1-1 46
OUT2-1 43
12
FB6
IN (C) 1 40
-IN (E) 1 39
VREF 27
3-15
Q008
D008
L018
L012
L013
Q009
L006 L014
Q006
L007 L010
D004
RECT
T001
D005
DC/DC CONV.
RECT
TRANS
L017
4 5
3
6
2
1
8
Q067, 073
CAM –7.5V
REG
Q070, 076
D006 D007
PANEL –15.3V
REG
L008
L011
L015 L016
SCP
SYS DD ON
Q012
BATT SIG
SWITCHING
INIT CHARGE ON
FAST CHARGE
BATT /XEXT
SY-68 BOARD (1/2)
BATT UNREG
39 7
ACV UNREG
35 11
33 ST UNREG 12
34 13
BL VO–
31 15
28 A 3.2V 17
29 18
26 CAM 3.2V 19
27 20
23 21
D 3.2V
ı ı
25 23
20 24
CAM P 5V
ı ı
22 26
Q068, 072
10.05V PANEL 6.5V
19 27
REG
Q069, 071
15.05V
PANEL 13.2V
18 28
REG
CAM –7.5V
16 30
Q066
SWITCH
PANEL –15.3V
15 31
Q064
PANEL ON
7 39 SWITCH
–10.5V
17 29
Q013, 016
P 4.9V
11 35
12 32
A 4.9V
ı ı
14 34
8 36
D 1.8V
ı ı
10 38
Q062, 063
EMERGENCY
DETECT
SCP
30 16
SYS DD ON
32 14
BATT SIG
40 6
INIT CHARGE ON
36 10
FAST CHARGE
37 9
BATT /XEXT
38 8
3-16
BATT UNREG
ACV UNREG
ST UNREG
BL VO–
A 3.2V
CAM 3.2V
D 3.2V
CAM P 5V
PANEL 6.5V
TO
POWER BLOCK 2
A
(SEE PAGE 3-17)
PANEL 13.2V
CAM –7.5V
CAM –7.5V
PANEL –15.3V
PANEL 4.9V
A 4.9V
D 1.8V
LCD DD ON
SYS DD ON
BATT SIG
INIT CHARGE ON
FAST CHARGE
BATT /XEXT