Power Board - Lenovo L215P Service Manual

22" LCD Color Monitor

6.2 Power Board

715G2816-D-3
BD901
!
KBJ608G
3 2
FB903
BEAD
C907
+
L902 180uF450V
1 2
!
4 3
L
C902 !
1000pF
VAR901
NC
C912
0.1uF
C901 !
1000pF
L901
3 2
!
4 1
4.0mH
!
C909 0.47uF
!
!
R900 R901 R902
620K 1/4W 620K 1/4W 620K 1/4W
NR901
NTCR
!
!
!
F901
FUSE
1
2
!
HEAT SINK(Q900)
2 1
1
2
CN901
SOCKET
510K 1/4W
!
R909
510K 1/4W R919 100K 2W
C910
R905
1500PF/2KV
R921
C903 R920
NC 510K 1/4W D900
510K 1/4W
! PR1007R
D901
FR103
C917 +
C916 0.1UF C911
NC 47uF/50V
R910
7.5 1/4W
ZD901 FB901
NC BEAD
IC901
1 8
!
RT HV
2 7 D910 1N4148W
COMP NC
3 6 Q900
CS VCC
4 5 STP10NK70ZFP
GNDOUT
R912 ZD903
LD7575PS
10R 1/4W
R915 27B
10K 1/8W
R913 R916
C913 220 1/8W 0.33 2W
220pF
C914
470pF/25V IC902
PC123X2Y FZOF
D911
HS2
HS4 HEAT SINK(D921)
shield NC
1
2
C900
0.0022UF
HS5
NC
HS1 HEAT SINK(D923 AND D920) 1
C905
Q910
1
2
C915. 1000PF
NC
C935 C920
100 1/4W R951 2200F/500V 2200PF/500V
100 1/4W R952
100 1/4W R953 SP10150 SECOS
D920
2
!
+
T901
POWER X'FMR
4 9
D923
SB360
FB905
5 7
BEAD
6 11
4
10
6
+
1 8
470uF/25V
3 12
FB906
D921
3 1
1 2
BEAD
MBRF1060CT
MBRF1060CT
3 1
D922
100 1/4W R954 + C926
C936
C921
NC
100 1/4W R955
2200PF/500V
2200uF/500V
100 1/4W R956
ZD902
2.2B
R922
330R 1/8W
ZD921 ZD922
NC NC
!
D915 D916
R925
1K 1/8W
NC NC
C928
!
0.1uF
R927
NC
R928
1K 1/8W
IC903
KIA431A-AT/P
!
25
L921
3.5uH
+
+
R931
NC
L923
3.5uH
R904
ZD923
51K 1/8W
R932
RLZ13B
NC
R907
C938
+ C937
15K 1/8W
330 1W
R934
470uF/25V
750 ohm 1/8W
Q902
R908
PMBS3904
R903
C904
NC
510 OHM 1/8W
0.001uF
L922
3.5uH
F903
5A FUSE
+ C932
+
C927
680uF/ 10V
470uF/16V
CN902
CONNECTOR
1
2
3
4
5
6
7
8
9
R924 10
2.4K 1/8W
R926
R923
NC
10K 1/8W
C929
0.1uF
R930
1K 1/8W
R933
36K 1/8W
R929
2.4K 1/8W
Lenovo L215P Wide
F902
0R05 1/4W
+12V
300 OHM
F904 FB904
Q903 CN903
0R05 1/4W
AO3401
1 2 3
0.1uF 50V C930
2
C933
1 DC JACK
0.1uF 50V
R906
R917
51K 1/8W
Q901
RK7002
D902
IN4148
R957
+5V
150K 1/8W 5%
R914
C939
1M 1/8W
2.2uF
DIM
on/of f
+5V
GND1
C931
0.1uF