Power Block Diagram (1); Power Block Diagram (2) - Sony DSC-F505 Service Manual

Ver 1.1 1999.10
3-7.

POWER BLOCK DIAGRAM (1)

DD-131 BOARD
BT901
BATTERY
TERMINAL
BATT UNREG
1
BATT SIG
S 2
BATT GND
3
CN001
09
ST UNREG
2 2
STB CHARGE
3 3
XSTB FULL
4 4
CN002
PS001
PS002
PS003
PS004
DC/DC CONVERTER
T003
DC/DC CONVERTER D006
TRANS RECT
VCC (O)1-2
5 53
58 VCC (O)3,4
7 64 VCC (O)5,6,7
8 54 VSS (O)1-2
VSS (O)4,5,6
59
VCC=UN+66V
26 VCC
VG=6V
4 2 51 VG(O)1
D001
1 3
RECT
8 +IN(E)7
7 –IN(E)7-2
1 OUT7
IC001 1 OUT7
Q011 0.5µsec/div
SWITCHING 0.2V/div
0.8Vp-p
24 VREF
500KHz
33 RT
34 CT
LCD ON
29 CTL6
CAM ON
28 CTL5
SYS DD ON
27
CTL1-4,7
3-13
XSTB OPEN TO
6
FLASH
STB ON
SY-56
3
FLASH
UNIT
11
DC300V
BOARD
UNIT 2 2 2
(ST) A +4.9V
(MC) (CN454)
1
(SEE PAGE 3-15)
T001
DC/DC CONVERTER
8
IC001
7
Q009
SWITCHING
(SEE PAGE 4-53)
1 2
OUT6 63
3
–IN(C)6 14
–IN(A)6 10 4 5
–IN(E)6 12
T002
Q010
DC/DC CONVERTER
SWITCHING
4 5
3 6
OUT5 62
2 7
–IN(C)5 17
1 8
–IN(E)5 18
–IN(C)8 23
Q021
L004
SWITCHING
Q003,005,006
OUT4 61 DRIVE
–IN(E)4 21
Q022
L005
SWITCHING
Q004,007,008
OUT3 60
DRIVE
–IN(E)3 36
Q019
Q012
SWITCHING
SWITCHING
Q014
OUT2-1 55
OUT2-2 57
–IN(E)2 39
Q013
L002
SWITCHING
OUT1-4 48
OUT1-1 52
OUT1-3 49
–IN(E)1 44
D002
L001
DC/DC CONV. 2
IC002
4
3
(STEP UP)
(SEE PAGE 4-54)
D004
RECT Q032, 033
L016
PANEL +13.5V
L013
PANEL +6.5V
D005
RECT
Q030, 031
L012
PANEL –15V
L009
PANEL +4.9V
D007
RECT
L010
L015
CAM –7.5V
Q025
EMERGENCY
Q023(1/2) Q023(2/2)
DETECT
Q024(1/2) Q024(2/2)
Q016, 017
L011
L006
L007
L003
D003
Q020
SWITCHING
L014
Q015 SYS DD ON
SWITCHING
LCD DD ON
CAM DD ON
XSTB FULL
STB CHARGE
3-14
DSC-F505
BATT SIG
5
EVER +3.5
8
3
BL UNREG
4
HI UNREG
6
10
14
21
12
CAM +15V
25
23
TO
HI-70
12 BOARD
(CN601)
15 (SEE PAGE 3-12, 3-15)
A +4.9V
16
20
M +5V
22
24 24
D +2.35V
26
26
31
A +3.2V
32
11
13
19
7
9
CN003