Acer B223W-2 Service Manual page 44

Dual-usb-hub audio
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CMVCC
FB702
300 OHM
CN701
1
SM340A
2
D701
3
CMVCC
4
CMVCC
5
BKLT-VBRI
6
BKLT-EN
R710 NC
7
PANEL_ID#
8
Volume#
Volume#
2
9
Mute
CONN
C713
C701
lock type
NC
C712
0.1uF/16V
NC
DGND
1,2,3
VCC3.3
VCC3.3
R702
10K 1/16W 5%
R703
BKLT-EN
10K 1/16W 5%
C702
NC
R704
on_BACKLIGHT 2
Q701
4K7 1/16W 5%
2N3904S-RTK/PS
C710
0.1uF 16V
MVCC
R709
NC
PANEL_ID# 2
Mute 2
300 OHM
FB704
FOR EMI
DVI_5V
DSUB_5V
D702
NC
MVCC_1
FB703
C711
300 OHM
0.1uF 16V
MVCC
VCC1.8
C705
+
0.1uF/16V
Q702
KN2907AS
Q703
KN2907AS
VCC3.3
R708
NC
R701
0R05 1/4W
VCTRL
D702
External EDID
NC
Internal EDID
BAT54C
FB701
NC
U701
3
2
VIN
VOUT
+
C706
C708
AP1117E33LA
C709
100uF25V
0.1uF/16V
0.1uF/16V
Both 223 and 252
foot-print
44
C704
100uF25V
BKLT-VBRI
VCC3.3
C707
+
100uF25V
TSUM5PFHL
0R05 1/4W
TSUMU58EHL
TSUMO58CWHL
VCC3.3
R705
10K 1/16W 5%
R706
adj_BACKLIGHT 2
1K 1/16W 5%
R701
R708
U701
NC
223
NC
3.3 OHM 2W
223
NC
3.3 OHM 2W
252

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