Sony DSC-U20 Service Manual page 28

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COVER
COVER
For Schematic Diagram
• Refer to page 4-49 for printed wiring board.
1
2
US-4 FLEXIBLE BOARD
USB CONNECTOR
A
XX MARK:NO MOUNT
B
C
D050
MAZT082H08S0
R051
XX
D
E
05
The components identified by mark 0 or dotted
Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified.
par une piéce portant le numéro spécifié.
4-2. SCHEMATIC DIAGRAMS
4-2. SCHEMATIC DIAGRAMS
3
4
5
SIGNAL PATH
VIDEO
SIGNAL
Y/CHROMA
R052
R053
PB
100k
330k
FB050
LF050
F005
(0.5A/50V)
CN050
5P
LF051
1
VCC
USB
2
D-
3
D+
USB
4
ID
5
GND
D051
FB051
MA8082-(K8).S0
XX
R054
0
D052
XX
LND058
STATIC GND
LND050
USB_JACK_IN
USB_5V
LND051
USB_5V
LND052
REG_GND
LND053
USB
USB_D+
LND054
USB_D-
LND055
USB
USB_GND
LND056
LND057
USB_GND
4-27
US-4 FLEXIBLE BOARD OP-17 FLEXIBLE BOARD
US-4 FLEXIBLE BOARD OP-17 FLEXIBLE BOARD
For Schematic Diagram
• Refer to page 4-51 for printed wiring board.
1
6
OP-17 FLEXIBLE BOARD
LENS COVER DETECT
A
B
SW-376
FLEXIBLE
CN001
(PAGE 4-29)
(USB)
C
05
1
TY-15 (4/4)
CN907
(PAGE 4-18)
8
2
3
S101
(LENS COVER OPEN)
1
2
D101
MAZS051008SO
N.C.
LND101
6
STATIC_GND
LND102
GND
LND103
XLENS_CAP_OPEN
LND104
D_2.8V
LND105
XSELF_TIMER_LED
LND106
1
4-28
DSC-U20
4
5
R101
680
D102
SML-310LTT86
(SELF TIMER)
US-4, OP-17

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