Sony DSC-U20 Service Manual page 30

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COVER
COVER
1
2
3
RS-85 FLEXIBLE BOARD
A
RS-85 FLEXIBLE BOARD is replaced as a block,
so that PRINTED WIRING BOARD is omitted.
N.C.
N.C
N.C.
N.C.
REG_GND
B
XRESET_SW_ON
RESET_SW
RESET_SW
LND008
LND009
METAL DISC
RESET
C
05
1
2
3
FP-533 FLEXIBLE BOARD
(PRINTED WIRING BOARD is omitted.)
A
LND001
KEY_ADO
29
LND002
VL_3V
LND003
XCHARGE_LED
B
LND004
D_2.8V
LND005
REG_GND
LND006
TG_CLK
LND007
REG_GND
LND008
XCS_LCD
LND009
XLCD_SCK
LND010
LCD_SO
LND011
XVD
LND012
XHD
C
LND013
XRST_SYS
PD-174
LND014
REG_GND
CN401
LND015
(PAGE 4-19)
PANEL_R
LND016
PANEL_G
LND017
PANEL_B
LND018
REG_GND
LND019
VP
LND020
VB
D
LND021
VR
LND022
VG
LND023
PANEL_2.8V
LND024
PANEL_2.8V
LND025
PANEL_13.5V
LND026
PANEL_13.5V
LND027
REG_GND
LND028
FL_+VO
E
LND029
1
FL_-VO
05
4-2. SCHEMATIC DIAGRAMS
4-2. SCHEMATIC DIAGRAMS
4
5
6
LND001
LND002
TY-15 (4/4)
LND003
CN908
LND004
(PAGE 4-18)
LND005
LND006
1
4
5
6
SIGNAL PATH
VIDEO SIGNAL
XRESET_SW_ON
LND130
1
XPOWER_LED
LND131
CHROMA
XPOWER_ON
LND132
REC
MODE_DIAL
LND133
KEY_ADO
LND101
PB
VL_3V
LND102
XCHARGE_LED
LND103
D_2.8V
LND104
LND105
REG_GND
TG_CLK
LND106
LND107
REG_GND
XCS_LCD
LND108
LND109
XLCD_SCK
LCD_SO
LND110
LND111
XVD
TY-15 (2/4)
CN904
XHD
LND112
(PAGE 4-14)
LND113
XRST_SYS
REG_GND
LND114
LND115
PANEL_R
PANEL_G
LND116
LND117
PANEL_B
REG_GND
LND118
LND119
VP
VB
LND120
LND121
VR
VG
LND122
LND123
PANEL_2.8V
PANEL_2.8V
LND124
LND125
PANEL_13.5V
PANEL_13.5V
LND126
LND127
REG_GND
FL_+VO
LND128
33
LND129
FL_-VO
4-31
1
2
FP-532 FLEXIBLE BOARD
(PRINTED WIRING BOARD is omitted.)
A
LND001
51
ST_UNREG
LND002
ST_UNREG
LND003
ST_UNREG
LND004
REG_GND
LND005
REG_GND
LND006
CAM_15V
LND007
CAM_15V
B
LND008
CAM_-7.5V
LND009
CAM_-7.5V
LND010
D_1.5V
LND011
D_1.5V
LND012
D_1.5V
LND013
A_2.8V
LND014
A_2.8V
LND015
CAM_DD_ON
C
LND016
M_5V
LND017
M_5V
LND018
D_2.8V
LND019
D_2.8V
LND020
PANEL_2.8V
LND021
PANEL_2.8V
LND022
PANEL_13.5V
LND023
PANEL_13.5V
D
LND024
FL_-VO
DD-182 (1/2)
LND025
REG_GND
CN001
LND026
REG_GND
(PAGE 4-22)
LND027
REG_GND
LND028
7
REG_GND
LND029
REG_GND
LND030
REG_GND
LND031
REG_GND
E
LND032
REG_GND
LND033
REG_GND
LND034
REG_GND
LND035
ACV_UNREG
LND036
BATT_UNREG
LND037
DD_CON_SENS
LND038
EVER_4.0V
LND039
EVER_4.0V
F
LND040
EVER_3.0V
LND041
XCS_DDCON
LND042
UNREG_SO
LND043
UNREG_SCK
LND044
SYS_DD_ON
LND045
USB_UNREG_SW
LND046
FAST_CHARGE
LND047
REG_GND
G
LND048
USB_5V
LND049
USB_5V
LND050
BUZZER
1
LND051
BUZZER_15V
05
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
3
4
5
ST_UNREG
ST_UNREG
ST_UNREG
REG_GND
REG_GND
CAM_15V
CAM_15V
CAM_-7.5V
CAM_-7.5V
D_1.5V
D_1.5V
D_1.5V
A_2.8V
A_2.8V
CAM_DD_ON
M_5V
M_5V
D_2.8V
D_2.8V
PANEL_2.8V
PANEL_2.8V
PANEL_13.5V
PANEL_13.5V
FL_-VO
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
REG_GND
ACV_UNREG
BATT_UNREG
DD_CON_SENS
EVER_4.0V
EVER_4.0V
EVER_3.0V
XCS_DDCON
UNREG_SO
UNREG_SCK
SYS_DD_ON
USB_UNREG_SW
FAST_CHARGE
REG_GND
USB_5V
USB_5V
BUZZER
BUZZER_15V
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une piéce portant le numéro spécifié.
RS-85, FP-532, FP-533
4-32
DSC-U20
6
7
LND101
1
LND102
LND103
LND104
LND105
LND106
LND107
LND108
LND109
LND110
LND111
LND112
LND113
LND114
LND115
LND116
LND117
LND118
LND119
LND120
LND121
LND122
LND123
LND124
LND125
TY-15 (2/4)
CN901
LND126
(PAGE 4-13)
LND127
LND128
LND129
LND130
LND131
LND132
LND133
LND134
LND135
LND136
LND137
LND138
LND139
LND140
LND141
LND142
LND143
LND144
LND145
LND146
LND147
LND148
LND149
LND150
51
LND151

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