Lenovo Y27g RE, Service Manual

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ISEN2
ISEN3
ISEN4
ISEN3
ISEN4
ISEN1
ISEN2
ISEN4
ISEN1
ISEN3
VLED
ISEN1
ISEN2
VLED
C821
NC
C820
0.47UF 50V
R830
30
0KOH
M
1/
10W
R833
-1% 1/10W Q803
2N7002K
R834
10K 1/8W
R835
300KOHM 1/10W
R829
13.3K 1%
R832
4.3KOHM +-1% 1/8W
R831
3.9KOHM +-1% 1/8W
R828
10K 1/8W
Q804
2N7002K
OUT 2
BL_BOOST 7
BL_ADIM
witch
A-DIM
witch
witch
C814
NC
330K
3CH
witch
R821
DIM
C819
C818
33K
10pF
330K
NC
PWM
NC
NC
ㄏノ
OZ9998M IC
R816
NC
6.2K
R816
0.47uF
R813
ㄏノ OZ9998M IC
R822 4CH
1R
L&T LM230WF3-S2FF
75mA/49.1V typ
10pin 3string
6.8K
Location
R823
CN802
C812
NC
R806
1uF
>20KHz
R817
NC
AUO M270HTN01.0
120mA/42.9V typ
6pin 4string
220nF
250Hz
NC
NC
36K
0
NC
Location
witch
9.1K
2M Ohm
CN801
5.6K
9.1K
1R
30K
L&T LM270WF5-S2CB
80mA/46.5V typ
10pin 4string
NC
NC
0.47uF
NC
NC
R822
330K
R815
Location
3.6K
R837
10K 1/10W 5%
+
C804
33UF 100V
C818
0.47uF 16V
R806
0R05 1/10W
C811
100pF 50V
C815
470NF 50V
R836
0.1R 1%
R820 1R 1/10W 5%
D801
SR3100-MK18
1 2
Q801
PA110BDA
R827
NC/0R05 1/10W
R819 1R 1/10W 5%
R804
3-1% 1/4W
R807 10R 1/10W 5%
R810
0.15 OHM +-1% 1/4W
C802
100N 50V
R813
8.2K +-1% 1/8W
C803
470NF 50V
C809
680P 50V
R809
10K 1/10W 5%
R812
1K 1/10W
C816
2.2UF
R826
NC/0R05 1/10W
+ C801
220UF 35V
C814
NC/10PF 50V
FB802
BEAD
1 2
R805
300KOHM 1/10W C806
100PF 500V
C805
10N 50V
R801
100 OHM 1/4W
R823
NC
CN802
CONN
1
2
3
4
5
6
U801
OZ9998MGN
ISEN1
13
ISEN2
14
GND
15
ISEN3
16
ISEN4
1
ISET
2
OVP
3
RT
4
ENA
5
ISW
6
LDR
7
VREF
8
VIN
9
LPF
10
SSTCMP
11
PWM
12
C812
NC/220N 25V
R814
300KOHM 1/10W
C807
470NF 50V
R811
0.15 OHM +-1% 1/4W
R818 1R 1/10W 5%
C819
NC R816
270K 1/10W 5%
R824
NC/10R
R825
NC/0R05 1/10W
L801
33UH
2 4
R815
4.3KOHM +-1% 1/10W
R803
10K 1/10W 5%
R817
5.6KOHM +-1% 1/10W
R802
10 OHM 1%
R821
1R 1/10W 5%
C817
1000pF 50V
CN801
NC/CONN
1
2
3
4
5
6
7
8
R822
NC
R808
680 OHM 1/4W
+19V 6,7
GND
+19V
VBLCTRL 7
BRI_ADJ-PWM0 7
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 A
Custom
6 11 Thursday , March 24, 2016
715G8134-M0A-000-0060
< 称爹 >
06_LED Driv er
R838
0R05 1/4W
R839 0R05 1/4W