Lenovo Y27g RE, Service Manual, Page: 34 / 108

34
7.2 Key Board
(715G8146K01000004Y)
UP
SW004
SW 4P
1 3
4 2
5
PO
W
E
R
ME
N
U
KEY2
EN
T
E
R
LED_G
LED_R
SW005
SW 4P
1 3
4 2
5
CN001
CABLE
1
2
3
4
5
6
POWER_KEY#
SW006
SW 4P
1 3
4 2
5
POWER( 100 ohm ) 0.083V
1.118V
(2K)
( 100 ohm )
MENU
1.118V
0.673V
DOWN
(1K)
(2K) ENTER
ZD008
RLZ5.6B
1
2
KEY1
KEY2
UP 0.083V
POWER
ZD007/ZD008 modify
to ZD 5.6V 20160301
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 C
B
2 2 Tuesday , March 01, 2016
715G8146-K0B-000-0040
< 称爹 >
key pad
SGND
White
Amber
LED001
12-22A/Y2T7D-C30/2C
C
1
A1
2
A2
3
(Mode) (Enter) (DOWN) (UP) (MENU) (Power)
LED
( 100 ohm ) Mode 0.083V
SW001
SW 4P
1 3
4 2
5
Z
D
001
M
LV
S
0603M
04
1
2
Z
D
002
M
LV
S
0603M
04
1
2
Z
D
003
M
LV
S
0603M
04
1
2
Z
D
004
M
LV
S
0603M
04
1
2
R006 100R 1/10W 5%
Z
D
005
M
LV
S
0603M
04
1
2
R003 2K 1/10W 5%
SGND
R002 100R 1/10W 5%
R001 2K 1/10W 5%
Z
D
006
M
LV
S
0603M
04
1
2
R004 1K 1/10W 5%
MO
DE
DO
W
N
KEY1
Amber
White
R005 100R 1/10W 5%
FFC
ZD007
RLZ5.6B
1
2
SW002
SW 4P
1 3
4 2
5
SGND
ADC
ADC
DC Power
SW003
SW 4P
1 3
4 2
5
同一面
換新的
FFC
料號