Read Sony DSC-G1 (serv.man2) Service Manual online
3-4
DSC-G1_L2
3-4. POWER BLOCK DIAGRAM (1/2)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
19
23, 25
18
8
9 - 16
LIMITER
DC IN JACK
DETECT
COMPARATOR
(12/13)
IC056
DC/DC CONVERTER
(12/13)
IC053
Q065
ACV_UNREG
CN903
CN904
BATT_XEXT
BATT_XEXT_D
2
3
5
6
7
1
VOLTAGE
DETECT
(12/13)
IC054
1
5
VOLTAGE DETECT
(12/13)
IC057
1
5
CN001
MULTI
MULTI
CONNECTOR
BT901
BATTERY
TERMINAL
BATT_UNREG
BATT_SIG
+
S
–
MC-165
FLEXIBLE
BOARD
FLEXIBLE
BOARD
10
11 - 19
BT-031
FLEXIBLE
BOARD
FLEXIBLE
BOARD
SY-153 BOARD (1/2)
CHARGE
CONTROL
Q061
CLAMP
Q069
F051
GATE
CONTROL
B+ SWITCH
Q064 (1/2)
B+ SWITCH
Q059, 060
Q051
Q068
R060
HRESET
D_3.2V_F
D_3.2V
XUNREG_DROP
CLAMP_ON
CLAMP_ON
CLAMP_ON
CLAMP_ON
LDO_ON
LDO_ON
SYS_DD_ON
SYS_DD_ON
CHG_SW
CHG_SW
CAM_DD_ON
1.8/3V_GATE_CTRL
1.8/3V_GATE
_CTRL
1.8/3VCTRL
1.8/3VCTRL
D057
VDD
B+ SWITCH
Q064 (2/2)
F002
F003
Vin
7
SHDN/SS
8
Vout 6
DC/DC CONVERTER
(12/13)
IC052
VIN
4
RUN
1
SW 3
DC/DC CONVERTER
(11/13)
IC001
FRONT CONTROL
(10/13)
IC102
Q102
BATTERY
CHARGE
DETECT
Q103
VCC1A
G11
VCH1A L10
VCC1B
G10
VCH1B K9
VCC1C
G9
VCH1C(FB4) L9
2.9V REG
(12/13)
IC055
B2
A2
B1
B+ SWITCH
Q001, 003
B+ SWITCH
Q004
B+ SWITCH
Q052
CLAMP
D052
D006
D004, 005
L053
L004
L007
L006
A_3.2V
SD_1.8V
CAM_2.9V
CAM_2.9V
D_1.8V
D_3.0V
D_1.2V
Q002
CLAMP
D002
D003
VCC2
F9
VCH2 E11
OUT2 F10
OUT4
K6
MARK
E5
BATT
D4
OUT3A
J3
VCH3A(FB3) J1
OUT3B
K1
VCH3B H4
OUT3C
J2
VCH3C(FB6) H3
IC_001_CH4_15V
VCH4 J6
VCC5
K5
CAM_-7.5V
VCH5 J5
OUT5 L5
ST_5.0V
VCH3S H2
M_5V
L009
OUT6
F1
VCH6 G1
ICH6 G2
XCS_DDCON H1
DDCON_SCK D3
DDCON_SO C1
FAST_CHARGE H2
INIT_CHARGE J1
BATT_IN A9
XRSTX
XRSTX_SW
XRSTX_SW
PANEL_BL_CTRL
D7
SYS_DD_ON C2
1.8/3VCTRL D8
F001
L001
UNREG_X
ACV_UNREG
BATT_UNREG
ACV_UNREG
BATT_UNREG
VCC8
B11
USB_PWR_ON
D7
SYSDDON
C7
ICHG
D2
FCHG
E3
DIN
L8
LD
K7
CLK
K8
XRESET
B7
CS
A7
REF6
B1
CHG_SW
E4
LDO_ON
A1
CLAMP_ON
F7
ACV_SENS
H6
BATT_SENS
J6
DD_CON_SENS
H7
BATT_SI
G2
BATT_SO
G1
BATT/XEXT
B5
XFLASH_RST
A3
XSYS_RST
XFLASH_RST
XSYS_RST
B3
VDCIN
D1
BL_H
BL_L
VLDO1 A11
EVER_2.9V
ST_UNREG
VLDO2 B9
BACK_UP_VCC
BACK_UP_VCC
VLDO4 C8
A_3.1V
VLDO5 B8
CAM_12V
VLDO3 A10
VBCK D8
VL_3V
S001
RESET
POWER (2/2)
(PAGE 3-5)
A
POWER (2/2)
(PAGE 3-5)
B
POWER (2/2)
(PAGE 3-5)
C
POWER (2/2)
(PAGE 3-5)
D
POWER (2/2)
(PAGE 3-5)
E
POWER (2/2)
(PAGE 3-5)
F
05
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