Read Sony DSC-W90 (serv.man2) Service Manual online
3-2
DSC-W90_L2
3-2. OVERALL BLOCK DIAGRAM (2/2)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
ST-160 BOARD
RL-071/078 BOARD (2/2)
SW-494 BOARD
SY-169 BOARD (2/2)
ST_UNREG
Q001
FLASH
DRIVE
FLASH
UNIT
FLASH
CONTROL,
CHARGE
CONTROL
4
9
10
7
IC001
XE_A(H)
TRIGGER
TRIG_GND
XE_K(L)
+
C901
CHARGING
CAPACITOR
D001
4
3
2
1
15
T001
6
12
8
CN001
CN707
(2/2)
(2/2)
9
5
4
STRB_CHG
XSTRB_FULL
STB_CHG_CNT
STRB_ON
XAF_LED
VL_3V
XPWR_LED
XAE_LOCK_SW
XSHUT_SW
D002
SELF-TIMER/
AF ILLUMINATOR
D101
(POWER)
D706
(MS ACCESS)
1, 2
BT001
LITHIUM
BATTERY
S101
(SHUTTER)
XAE_LOCK_SW
XSHUT_SW
KEY_AD_1, 2
8
7
FUNCTION
KEY
XPWR_ON
XPWR_ON
3
8
CN101
(2/2)
7
4
XAE_LOCK_SW
XSHUTTER_SW
X_PWR_LED
POWER
S102
3
XDIRECT_PB
XDIRECT_PB
8
CN001
CN708
5
KEY_AD1, 2
KEY_AD_1, 2
6, 7
7, 6
N
S003
S001, S002,
S004 - S010
MODE
DIAL
MODE_DIAL1, 2
MODE_DIAL1, 2
12, 11
1, 2
S011
4
+
–
BT901
BATTERY
TERMINAL
BATT_UNREG
S
BATT_SIG
MC-176 BOARD
(2/2)
(2/2)
30
6, 5
1
25, 26
26
15, 9
XACC_IN
UART Rx, UART TX
UART Rx,
UART Tx
11 -13
18 - 20
23, 25
ACV_UNREG
ACV_UNREG
8 - 10
21 - 23
17, 21
CHARGE_V
CHARGE_V
XACC_IN
4
27
7
XPOWER_ON
XPOWER_ON
7
24
19
XACV_DET
XACV_DET
CN101
(2/2)
(2/2)
CN710
(2/2)
CN102
(2/2)
MULTI
CONNECTOR
BATTERY
AUTHENTICATION
(9/11)
IC201
FRONT
CONTROL
(8/11)
IC101
BACK UP VCC
(8/11)
IC102
D102
D101
RESET
(8/11)
IC106
E4
B2
B4
3
4
5
1
A9
D7
2
A1
B7
B1, B5, C5, D5
W20, H18, B24, G18
XCS_IC_201,
XIC_211_1_SCK,
IC_211_1_SO,
IC_211_1_SI
D1, D2, E1
XDD_SYS_RST
Q101
XDIRECT_PB
Q006
BACKLIGHT
CONTROL
Q704
AF LED
CONTROL
XIC_211_RST_REQ
B8
H8
XPWR_ON
XPWR_ON
XACV_IN
XACC_IN
IC_211_1_UI, IC_211_1_UO
F9
BL_EN2
ST_UNREG
UNREG
UNREG
BL_H
CAM_12V
CAM_-7.5V
TI_5.0V
MAX_5.0V
D_3.0V
A_3.0V
DDR_1.8V
D_1.8V
D_1.2V
C6
XMS_IN
D8
E2
USB_VBUS
XCS_FR
XDD_SYS_RST
XDD_SYS_RST
CPU
(4/11, 5/11)
IC211
(2/2)
OVERALL (1/2)
(PAGE 3-1)
2
OVERALL (1/2)
(PAGE 3-1)
1
DC/DC
CONVERTER
(10/11)
IC001
Q004,
Q013
D002
D003
A23
G15
XPWR_LED
Y9
XSTRB_LED
W8
XAE_LOCK_LED
W9
V2
H9
H15
Y16
N19
R19
H8
B9
XPWR_OFF
G8
K8
G9
H17, A24, G17
W12
AB18
IC_211_0_SO,
IC_211_0_SI,
XIC_211_0_SCK
IC_211_0_SO, IC_211_0_SI, XIC_211_0_SCK
D26, G19
AC8, AF6
MODE_DIAL1, 2
AB7, AE6
STRB_CHG
XSTRB_FULL
STB_CHG_CNT
8
9
5
STRB_ON1
4
12
CN701
AFLED_CONT
05
J5
J4
X101
32.768kHz
D001
AE/AF LOCK/
SELF-TIMER
4
XAE_LOCK_LED
XAE_LOCK_LED
9
D002
FLASH CHARGING/
RECORD
5
XSTRB_LED
BL_H
XSTRB_LED
8
9
BL_L
1
VL_3V
BL_L
BL_L
4
BACKLIGHT
12
LCD901 (2/2)
LCD MODULE
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