Philips 228C3LHSB/00, Service Manual

Page: 42 / 79

1 1
2 2
3 3
4 4
5 5
A
A
B
B
C
C
D
D
BL_ADJ BL_EN
DC_12V
_19V
+3
.3
V
+1
.8
V
+5
V
DC_12V
_19V
+5V
+3
.3
V
DC_12V
_19V
v.
e
If
E
M
I
fai
l,
P
u
t
R154
for
10J
R156
/
C
9
4
is
R
C
fi
lt
e
r
r
e
s
e
r
v
e
fo
r
E
M
I
solution.
(To
LED
Driver
BD)
L
4
/
L
5:0J
T
O
-252
S
O
T-223
T
O
-252
T
O
-263
R164
/
R165
Reserve
for
Z600
Be
a
d
C87,
C90,
C94,
D
1
,
D
2
,
C
8
6
Gr
ound
vi
a
C86
Ground
J
1
0
Footprint
U
s
e
2
B.13079.001
T
a
k
e
o
ff
C105
for
better
wave
form
Hiko
2011.03.2
3
C
8
6
c
h
a
n
g
e
to
0J.4776D.09L
Li
fe
ti
m
e
:
1000hr
7000hr
R
ipp
le
Current
:
200mA
760mA
Hiko
2011.04.1
4
D1
MBRS540T3G
A K
C9
7
0.1U
K
C9
4
NC_150P
50V
J
C
105
NC_0.1U
K
L25 Z30
L19
Z220
L24 Z30
R162
NC_909
F
L20
Z30
C9
5
10U
25V
K
C
106
0.1U
K
TP
84
C
104
0.1U
K
TP
83
C9
2
2200
P
J
D2
MBRS540T3G
A K
R159
1.3K
F
L27
Z300
R154 10
J
C8
4
1000P
K
R167
NC_1K
J
C9
6
0.1U
K
U21
N
C
_
R
M
2
101D0BA
GND
2
VOUT
3
VIN
1
TP
85
F1
125V
3
A
TP
79
R157
6.81K
F
C8
5
10
U
K
+
C9
3
470
U
2
5
V
1
2
U19
AM
E8815AE
DS330Z
VI
1
VO
3
GND
2
C
101
0.1U
K
U22
NC_RM
2101B0
D
C
GND
1
VOUT
2
VIN
3
VOUT
4
C9
9
100NF
K
ZD7
B
Z
V
55C
24
A
K
+
C8
6
470
U
1
6
V
1 2
C8
3
0.1U
K
R155 300K
C
102
100NF
K
+
C9
8
100
U
2
5
V
1 2
R166
1K
C9
1
150P
J
U18
M
P
1584EN-LF-Z
SW
1
EN
2
COMP
3
FB
4
GND
5
FREQ
6
VIN
7
BST
8
Thermal
Pad
G1
L23
Z30
TP
86
L17
22
U
C9
0
0.1U
K
R156 NC_10
R158
150K
L26
Z300
L22
Z30
U20
G
1117-18
T
4
3
U
F
GND
1
VOUT
2
VIN
3
+
C
103
100
U
2
5
V
1 2
R161 30K
C8
7
1000P
K
J6
0
0
2B13079001
1
3
2
G1 G2
R164
0
TP
81
R160
100K
J
C
107
220P
K
J1
1
2K62095106
1 2 3 4 5 6
+
C
100
100
U
2
5
V
1 2
TP
80
TP
82
R165
0
C8
2
0.1U
K
L18
Z220
S
c
al
ar
D
iag
ra
m
&
C
.B
.A
42
228C3LH
LCD