Lenovo L2060wA, Service Manual

Page: 28 / 56

20.0” LCD Color Monitor Lenovo L2060wA
28
6.3 Key Board
715G3290-1
Le
ft
ZD003
UDZSNP5.6B
1
2
SGND
ZD008
UDZSNP5.6B
1
2
ZD002
UDZSNP5.6B
1
2
0.67V
SW002
SW
2 1
3 4
5
ZD007
UDZSNP5.6B
1
2
SW004
SW
2 1
3 4
5
SGND SGND
G3290-2-X-X-1-090727
DC_POWERON
ZD001
UDZSNP5.6B
1
2
715G3290-2
1.12V
LED_GRN#
DC_POWERON
LED_GRN#
LBADC2
LBADC1
0V
SGND
SW006
SW
2 1
3 4
5
SGND
EXI
T
SOURCE
(2K)
(GND)
U1
LED
2 4
1 3
0V
S
O
UR
CE
ZD006
UDZSNP5.6B
1
2
下板元件尽量 layout 在一个区域
LED_RED#
C003
NC
SGND
(1K)
0 V
R002
2K OHM 1% 1/10W LBADC1
LBADC2
GND
SGND
LED_RED#
SGND
1
Lenov o L2060W
B
2 2 Monday , July 27, 2009
< 称爹 >
Key board
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
SGND SGND
me
n
u
C004
NC
(GND)
(2K)
R005
2K OHM 1% 1/10W
MENU
SGND
(-,GND)
1.12V
SGND
ri
gh
t
SMTKEPC8QE6J
right
R004
1K 1/10W 1%
Exit
SGND
po
w
e
r
left
power
ZD004
UDZSNP5.6B
1
2
CN001
CONN
1
2
3
4
5
6
7
8
SW001
SW
2 1
3 4
5
SW005
SW
2 1
3 4
5
SW003
SW
2 1
3 4
5
ZD005
UDZSNP5.6B
1
2