Lenovo L222 Wide Service Manual page 22

22" LCD Color Monitor
CN401
1
2
3 CMVCC
4 CMVCC
5 BKLT-VBRI
6 BKLT-EN
7 C_PANEL_INDEX
8 Volume#
9 Mute
CONN
DGND 1,2,3
VCC3.3
R401
10K 1/16W 5%
BKLT-EN
C406
NC
Q403
4K7 1/16W 5%
2N3904S-RTK/PS
MVCC
CMVCC
C411
PANEL_ID# 0.1uF/16V
Volume# 2
Mute 2
C405
0.1uF/16V
VCC3.3
R403
10K 1/16W 5%
R404
on_BACKLIGHT 2
T P V ( Top Victory
线路图编号
Key Component 05 Power
Thursday , October 18, 2007
Date
U702
TH1
R402 3.3 OHM 2W 3
VI VO
0R05 1/4W
*12/28 change to LDO due to
internal ripple too big
MVCC
CMVCC
3
VIN
C407 C409
+
100uF16V
0.1uF/16V
VCC3.3
R405
10K 1/16W 5%
BKLT-VBRI R406 100R 1/16W 5%
Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME
Sheet
22
VCC1.8
2
C410 C402
+
100uF16V
0.1uF/16V
FB402
NC
VCC3.3
U701
2
VOUT
AP1117E33LA C401 C408
+
100uF16V
0.1uF/16V
adj_BACKLIGHT 2
Lenov o L222W Size
TC7SMAMY 7WH3HC Rev
715G2559-D-LEG
备注
5 of 5
Lenovo L222 Wide
A
B-LEG
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