Psu: Power Supply Unit (42") (A1) - Philips TCM3.1A Service Manual

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Circuit Diagrams and PWB Layouts
PSU: Power Supply Unit (42")
8
7
A1
Power Supply Unit (42")
!
Z128
I
F
L809
P801
N
3
LIF-JLB1359
!
2
!
R830
!
560V
1
L
F801
!
5.0A
Z2
I
250VAC
3V
L807
D822
4700UH
4148WS
PGND
D808
!
1N4007
E
!
D815
1N4007
D
D816
1N4007
C801
47P
PGND
C824
1000P
C
PGND
C832
470P
PGND
B
A
8
7
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TCM3.1A LA
10.
EN 44
6
5
!
!
!
C845
!
L808
470P
Z26
I
C828
C823
!
R836
Z27
0.47U
L804
I
0.22U
NC
AGND
!
C843
470P
Z44
I
PGND
K801
K801A
R822
4R7
Z127
I
VC
R885
4K7
R863
Z118
0R
I
R887
27K
R888
Z120
Z121
39K
I
I
R827
D829
4K7
FR104
PGND
R826
C847
C826
R858
4K7
NC
0.022U
47K
C802
C835
10U
0.1U
Z126
Z119
25V
I
U805
PGND
FA5571N
1
8
ZCD
VH
D810
PGND
PGND
RL255
2
7
FB
NC
L802
Z130
3
6
R871
VAL?
I
IS
VCC
68R
Z122
Q803
4
5
I
GND
OUT
P7NK80
R849
PGND
10R
D805
C807
D828
18V
4148WS
330P
R866
Z129
I
27K
R870
PGND
1K
Z117
I
R859
R856
NC
0.33R
PGND
PGND
Z116
I
Z4
I
R819
C806
R825
!
22K
R862
C841
4U7
2R7
390K
1500P
450V
Z110
I
R801
R803
2R7
22K
PGND
D813
HER108
Z115
U801
Z109
I
1
8
GND1
VSS
2
7
VC
GND2
D
PGND
3
6
D814
VFB
FR104
Z106
Z105
4
5
I
I
SYNC
VCC
FSQ510
R867
D801
C818
1K
5V6
D803
C819
C803
0.022U
22U
20V
0.1U
50V
R855
27K
PGND
PGND
PGND
PGND
PGND
R880
6K8
Z25
Z107
I
I
R864
D820
6K8
4148WS
PGND
PGND
Z1
I
6
5
2010-Jun-25
4
D811
RL255
3A/600V
Z125
I
!
C808
C809
L801
0.47U
0.47U
6
D804
7
5
N1
US10KB80R
8
4
N2
PGND
9
PGND
3
10
2
11
1
12
PGND
Z43
I
R814
R815
510K
510K
R841
39K
C811
R817
C825
1U
4R7
R812
0.1U
1M
400V
510K
R813
PGND
PGND
Z42
R861
R811
1M
470K
Z29
I
U806
1U
L6562A
Z35
R847
1
8
I
R810
C816
C814
12K7
INV
VCC
1M
Z34
2
7
I
0.1U
COMP
GD
R848
3
6
R872
12K
MULT
GND
100R
4
5
D802
PGND
Z30
CS
ZCD
18V
I
PGND
Z28
I
PGND
Z31
Z33
I
I
C817
R840
0.01U
C815
22K
R886
50V
680P
1K
PGND
PGND
PGND
C822
0.1U
Q811
!
2907AL
Q808
PGND
BC847A
Z123
1
Z45
Z124
4
I
I
I
R868
2
10K
3
U802
R829
PGND
PS2561
100R
AGND
AGND
R835
AGND
10M
!
!
C844
1000P
D806
PGND
Z48
YG902C
R873
I
AGND
47R
T801
3
1
2
6
7
ND
5
8
L803
R808
C827
4
9
1000P
100R
Z20
NS
I
3
10
NP2
Z131
2
NS'
11
C804
C805
I
R823
R821
R824
1000U
1000U
NP1
3K3
3K3
3K3
1
12
35V
35V
!
R877
D824
R802
PGND
AGND
1K
FR104
220K
Z49
AGND
I
1
Z51
4
I
C836
0.47U
R843
160V
4K7
2
3
R845
R844
1K
C813
20K
R842
0.1U
10K
U803
!
Z52
AGND
I
PS2561
PGND
3
Z53
1
I
U808
2
TL431
R846A
R846
4K7
4K7
AGND
!
AGND
AGND
R809
C842
10R
220P
PGND
AGND
D809
L805
T802
SR160
NC
Z67
Z111
I
I
5
6
GND
ND
C839
4
16V
7
NC
D807
C838
!
VOL?
3
8
470U
16V
2
DRAIN
9
R865
NS
AGND
4R7
AGND
Z108
NP
I
1
VC+
10
R850
200R
AGND
PGND
!
AGND
R853
R853A
5K1
240K
U804
Z112
R838
4
1
I
1K2
R854
C820
10K
0.15U
Z114
3
2
I
PS2561
Z113
!
U807
I
PGND
TL431_1V25
R852
3K
AGND
AGND
4
3
2
D812
RL255
3A/600V
Z41
I
VBUS
D818
R860
BYV29-600
5R
VBUS
T
!
C830
C840
C840A
!
0.047U
120U
120U
450V
450V
Z5
Z6
Z11 Z12
Z3
Z32
PGND
I
I
I
I
I
PGND
PGND
Z7
Z8
Z9
Z10
I
I
I
I
R804
C812
Z36
10R
Z38
I
I
Q802
SK3568
1U
12A/500V
R807
Z37
47R
C
I
Z40
I
B
R806
47R
Z39
Q805
E
I
2222AL
R805
10R
Q801
C833
Q809
2907AL
SK3568
220P
E
12A/500V
B
C
R839
27K
R837
0.15R
PGND
PGND
PGND
HOT
COLD
R820
75R
R881
470R
Z18
P_ON
Z46
I
I
Z47
C837
I
0.01U
Z16
I
R875
4K7
R874
47K
P802
DIM
Z17
I
11
9
AGND
7
+3.3VSB/0.2A
5
3
1
L806
2.2UH
Z19
+24V/2A
Z14
I
I
C829
R876
470U
C
35V
10K
Q807
B
BC847A
E
Z50
I
AGND
AGND
D819
C821
4148WS
0.1U
Z13
Z22
Z21
I
I
I
AGND
AGND
AGND
AGND
AGND
Z15
I
4V7
3
2
1
F
E
D
BL_ON
12
10
8
6
4
2
AGND
C
B
A
1
18520_542_090313.eps
090313

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