Philips 37PFL7422/79, Service Manual

Page: 56 / 119

56
TPT1.2A
LA
7.
Circuit
Diagrams
and
PWB
Layouts
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11
11
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
(715T2432-1)
1
DL
42MF337B
P
O
W
E
R
BOARD
C
11
Jan
24,
2007
CP
NR.
CL7xxxx
T
itle
Si
z
e
Document
Number
Rev
Date:
Sheet
of
INV
-ON/OFF
ST
ANDBY
Bright_adj
ST
ANDBY
24V
24V
12V
12V
24V
HD927 HEA
TSINK
R969
470K1/4W
C948
2.2NF 500V
RV9 02 TVR14 51 1KFC4 FY
D924
UF1007
C943
0.1uF/25V
R952
100R
1/8W
FB925 BEAD
1
2
Q914
BC857C
D922
STPS40H100CW
1
2
3
C908
0.68U275V
Q902
STW26NM 60
2
1
3
ZD908
BZX79-B
1
8
1
2
R914
4K7
1/8W
R944
8.2K
R926
0R12 1W
D907
RGP10D
R946
4.7K
R970
470K1/4W
R963
2R2
1/6W
R925
1K
R964
2R2
1/6W
F901 T5AH-250V
C916
330N
25V
D929
BAV103
CN902
64841
1
1
P
2.5mm
1 2 3 4 5 6 7 8 9 10 11
R938
4.7K
HBD901
HEA
TSINK
C952
1500uF35V
R922
12K1/8W
C947
6.8uF
50V
R943
3K3
1/8W
R939
18K1/8W
ZD902
P6KE120A
1 2
D915
BA
V103
FB922
BEAD
1
2
FB921
35RW 5RH2.5X3X1.0
1 2
R971
470K1/4W
C938
1uF
450V
R913
33K1/8W
T9
0
5
EER-42
3 4 1 2
7 10 11 8
5 6
12 9
L915
47U
R945
330 R 1%
R979 1K
C907
220uF450V
FB918
35 RW 5RH2.5 X3X1.0
1 2
C954
47uF
35V
C924
330N
25V
R973
620R
1/8W
R936 100K
C960
470P
50V
C956
0.022uF
100V
HD922
HEA
TSINK
HQ901
HEA
TSINK
C959
470P50V
C934
47uF25V
IC909
TCET1
10
3
G
1 2
4 3
R941
2K21/8W
IC912 TL431ACZ-AP
1
3
2
IC91
1
TCET1
10
3
G
1 2
4 3
R961
180K
1/4W
R932
330R
1/6W
FB917
35R
W5RH2.5X3X1.0
1
2
R962
47K1/8W
FB920
35R
W5RH2.5X3X1.0
1
2
Q901
STW18NK80Z
2
1
3
C946
2uF2
50V
R947
47K
C921
100uF25V
R977
10R1/4W
SG1
GS41-201
M
A
R948
1.5K
1/8W
FB915
35R
W5RH2.5X3X1.0
1
2
D925 UF1007
R965
2R2
1/4W
R929
47K
1/8W
R915
33K1/8W
R949
0R1 1W
R978
330K
C919 1uF/25V
D910 LL4148
D906
LL4148
CN904 20174
1 2 3
L E
N
FB924 BEAD
1
2
Q913
BC857C
ZD904
P6KE120A
1 2
C917
47N50V
FB914
35R
W5RH2.5X3X1.0
1
2
C944
2200PF500V
C957
10uF
25V
R956
150K 1/8W
D920
BA
V21
L914
HJC-S5032
3 7
10 14
2 5 8
13 12
IC904
TEA150
7
P
1 2 3 4
8 7 6 5
VCC GND Ctrl Demag
Drain
NC
Driver
Sense
R934
330
R
FB904
3.5*4.7
C961
330N
25V
SG2
GS41-201
M
A
C922 0.1uF/25V
R975 4.7K
C958
47uF25V
C901
470pF/250V
C900
1500pF
/
250V
C962
470P
50V
R928
12K
1/8W
D901
STTH8L06FP
C912
1uF/25V
R930
1K
1/8W
R957
100K1/8W
Q916
BC847C
Q912 BC857C
IC913
TL431ACZ-AP
1
3
2
SG3
GS41-201M
A
L916
47U
R959
220K
1/4W
R974
0R3
1/4W
C935
2.2uF
450V
R981 47K
1/8W
R933
1K
C909
0.68U275V
L912
8mH
4.0A
1
2
4
3
HD901
HEA
TSINK
C951
1500uF35V
TH902
NTCR
1
2
FB919
35R
W5RH2.5X3X1.0
1
2
R980
3K3
1/8W
D919
BA
V103
D926
BYV27/200
R918 47K
D914
BA
V103
R958
330K
D908
RGP10D
FB923 BEAD
1 2
C920
0.1uF/25V
C902
470pF/250V
R937
2K21/8W
C913 1N
50V
Q915
BC847C
CN906 CONN
1 2
R950
560K
1/8W
D927
SP1060
1
2
3
C940
0.01uF
100V
R951
1K
1/8W
C914
47N50V
SG4
GS41-201M
A
R972
8K2
1/8W
IC902
SG6961
1 2 3 4
8 7 6 5
FB Comp Mult CS
Vcc
Driver
GND
ZCD
FB905
3.5*4.7
IC910
TCET1
10
3
G
1 2
4 3
CN903
64842
12P
2.5MM
1 2 3 4 5 6 7 8 9 10 11 12
R953
330K
T904
ER-28-3(12P)
3 4 1 2
9 10 11 8
6 5
D91
1
RGP10D
R927
180K 1W
C945 1500PF
500V
IC907
TEA150
7
P
1 2 3 4
8 7 6 5
VCC GND Ctrl Demag
Drain
NC
Driver Sense
R916
33K1/8W
L913 8mH
4.0A
1
2
4
3
D918
BA
V21
R935
47
R
FB903
3.5*4.7
C937
0.1uF/25V
R924
0R12 1W
R942
33
R
L91
1
2u3H
R976
47
R
CN905 64842
12P
2.5MM
1 2 3 4 5 6 7 8 9
10 11 12
ZD906 P4KE250A-E3
1 2
L910
2u4H
C955
2200UF
16V
D912
RGP10D
BD901
GBU8J-E3/45
2
1
3
4
R960 220K
1/4W
C926 1.5NF/1KV
R923
330R
1/8W
R940
1K51/8W
C953
1500uF35V
C939 0.01uF
100V
Q908
STP7NK80ZFP
2
1
3
Power
Schematic
Diagram(for
42PFL)
Board
BD901
A4
CN902
D1
CN903
E1
CN904
A1
CN905
E3
CN906
B4
C900
B8
C901
B3
C902
B3
C907
B6
C908
B2
C909
B3
C912
D3
C913
C3
C914
E4
C916
D3
C917
G4
C919
G6
C920
C4
C921
E7
C922
D5
C924
G9
C926
B6
C934
F10
C935
B5
C937
E9
C938
B5
C939
C9
C940
F8
C943
F2
C944
B7
C945
F6
C946
E10
C947
D6
C948
B6
C951
C9
C952
C9
C953
C9
C954
D10
C955
F
9
C956
C9
C957
F5
C958
F6
C959
E10
C960
G8
C961
D4
C962
D3
D901
B6
D906
E6
D907
D7
D908
F6
D910
D8
D911
D7
D912
D6
D914
C6
D915
C5
D918
F6
D919
G6
D920
D4
D922
C8
D924
F6
D925
B7
D926
C8
D927
F8
D929
F6
FB903
B6
F
B
904
B6
F
B905
A6
F
B
914
C8
F
B915
C8
F
B
917
C8
F
B918
B7
FB
9
1
9
F8
FB
9
2
0
F8
F
B
921
B6
F
B922
A4
F
B
923
B4
F
B924
A2
F
B
925
B2
F
901
B1
HBD901
A4
HD901
B5
HD922
C9
HD927
F8
HQ901
C7
IC902
C3
IC904
D5
IC907
G5
IC909
E8
IC910
D9
IC911
G8
IC912
E9
IC913
G8
L910
C10
L911
F
9
L912
B3
L913
B2
L914
B5
L915
E7
L916
F
6
Q901
C7
Q902
C5
Q908
G6
Q912
D8
Q913
D8
Q914
D8
Q915
E8
Q916
D3
RV902
B2
R913
D3
R914
G6
R915
D8
R916
D8
R918
C4
R922
D6
R923
E6
R924
D5
R925
E4
R926
D5
R927
B7
R928
E8
R929
D5
R930
C6
R932
D4
R933
G4
R934
G6
R935
G6
R936
D10
R937
E10
R
938
D9
R939
D10
R
940
D10
R941
G9
R942
D6
R943
G8
R944
G9
R945
G9
R946
E9
R947
G9
R948
E7
R949
D6
R950
E6
R951
F
7
R952
C5
R953
E5
R956
D8
R957
D7
R958
E5
R959
B4
R960
A4
R961
B4
R962
D3
R963
C6
R964
C4
R965
G6
R969
B6
R970
B6
R971
B6
R972
C5
R973
C5
R974
G6
R975
D8
R976
E7
R977
F
6
R978
G5
R979
E4
R980
D4
R981
D4
SG1
A2
SG2
B2
SG3
A3
SG4
B3
T
H
902
B1
T
904
F
7
T
905
B8
Z
D
902
B7
Z
D
904
B7
Z
D906
F
6
P