Power Block Diagram-1 - Sony DCR-PC100 Service Manual

DCR-PC100/PC100E

3-2. POWER BLOCK DIAGRAM-1

FJ-25 BOARD
(4-61)
J901
BATTERY
TERMINAL
CN911
BATT UNREG
1
S
BATT SIG
Q910,
2
911
3
J902
DC IN
LF910
ACV UNREG
1
2
BATT/XEXT
3
CN910
( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
VC-227 BOARD(1/2)
CN900 CN2904
SHOE UNREG
29,30 29,30
Q917,
Q914-916
918
MT 4.8V
4.8V
21 • 22 21 • 22
REG
A 3.1V
F910
32 32
BATT UNREG
28 28
F911
UNREG
Q912,
29,30 29,30
913
F915
CHARGE
A UNREG
SWITCH
10-12 10-12
F914
B UNREG
4-6 4-6
F912
D UNREG
7-9 7-9
F913
C UNREG
1-3 1-3
Q3207
3252
D3221
EMERGENCY
T3200 DETECT
5 55
D3206
2
RECT
28
6
46
8 57
D3207
RECT
49
4 2 60
D3205
RECT
1 3
8
7
3
Q3206
SWITCHING
VREF 27
33
CN900 CN2904 34
INIT CHARGE ON
35 35
SHOE ON 35
42 42
BATT FET ON
39 39
BATT SIG
26 26
BATT/EXT
34 34
VTR DD ON
29
J952 LANC DC
27 27
30
LANC
CONTROL
SWITCH
BLOCK
(ME-4950)
(4-70)
2.8V
SWITCH
1 1
CN1001 CN2917
(4-19)
IC763 IC756
64M JPEG
SDRAM
2.8V
D3.1V
3-7
IC3200
Q3212
(4-41)
SWITCHING L3207
DC/DC CONVERTER
Q3222
VCC(0)1234 OUT7-1 64
SWITCHING
VCC(0)5678 OUT7-2 1
-IN7 13
VCC
Q3213
SWITCHING
L3208
VSS(0)1234
VSS(0)567
53
OUT3-1
Q3223
SWITCHING
54
OUT3-2
VDD(0)123
VDD(0)567
40
-IN3
Q3214
SWITCHING
L3209
+IN8
-IN8
50
OUT2-1
Q3224
51
OUT8 OUT2-2 SWITCHING
-IN2 43
T3201
Q3208
SWITCHING
4
5
VREF
OUT4 56 1 6
-IN4 37
8
2
VB
IN4(C) 11
3
RT
Q3209
CT
SWITCHING L3206
Q3218
OUT1-1 47
SWITCHING
48
OUT1-2
CTL1-6,8
44
CTL7 -IN1
Q3210
SWITCHING L3204
Q3220
61
OUT6-1
SWITCHING
OUT6-2 62
CAP VSC
18
+IN6
Q3211
17
+IN6(C) SWITCHING
L3205
DRUM VS
Q3221
OUT5-1 58
SWITCHING
OUT5-2 59
DRUM VSC
+IN5 22
+IN5(C) 21
(4-18) (4-18) (4-18) (4-17)
IC766 IC764 IC761
3V ON
DIGITAL
110
16M DRAM
EEPROM
STILL
FAST PAGE
CONTROL
FB755
L3219 A 3.1V
L3221
D 3.1V
L3210
1.9V
L3212
2.8V
L3213
AU 2.8V
L3218
A 2.8V
L3211 LCD 2.8V
EVF 2.8V
Q3229
Q3244,3233
LCD 15.5V
EMERGENCY
-15.5V REG
DETECT
Q3228,3230
D3217 15V
RECT 15V REG
Q3201,3203
LCD EVF 12V
12V REG
LCD EVF 12V
D3215
RECT
D3213
Q3202,3205
RECT
-7.5V
-7.5V REG
L3217
LCD 4.6V
L3216
4.6V
L3215
RP 4.6V
L3214
AU 4.6V
(4-42)
CAP VS
IC3250
2
3.3V
5 3.3V REG 3
(4-20) (4-20)
IC760 IC758
IC765
SHUTTER
SOUND
(4-20)
MEMORY
STICK I/F
Q755,756
FB752
VCC
3-8
SHOE ON
BATT SIG
INIT CHARGE ON
VTR DD ON
BATT FET ON
BATT/XEXT
BUTT UNREG
MT 4.8V
UNREG
LANC DC
LCD 4.6V
LCD 2.8V
LCD EVF 12V
LCD 15.5V
LCD EVF 12V
EVF 2.8V
1.9V
A 2.8V
AU 4.6V
AU 2.8V
2.8V
TO
POWER
BLOCK
DIAGRAM
(2/2)
(SEE PAGE
3-9)
D 3.1V
4.6V
RP 4.6V
CAP VS
CAP VSC
DRUM VS
DRUM VSC
3.3V
15V
-7.5V
A 3.6V
VCC
SHOE UNREG