Power Supply Cba Bottom View - Philips 55PFL5706/F7 Service Manual

Power Supply CBA Bottom View

CAUTION !
Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F1601) is blown , check to see that all components in the power supply
circuit are not defective before you connect the AC plug to the AC power supply.
Otherwise it may cause some components in the power supply circuit to fail.
J1096
BL-SW
C1818
7;ALL+3.3V
6;GND 4
3;P-ON+12V 1
D1727
R1214
J1071
P-ON-H2
ALL+4.3V
J1068
1;BL-SW
2;BL-ADJ
3;P-ON-H2 JS1803
4;GND
5;BL-ADJ
6;ALL+4.3V
D1105
10;GND 7
14;P-ON+12V 11 C1746
J1118
GND
D1104
D1103
24V
GND
GND J1057
T1201
D1205
J1125
HOT-GND
C1208
IC1201
J1032
HOT-GND
HOT+20V
C1603
L1601
C1602
C1606
SA1601
R1609
HOT
CN1601
1
4A 250V
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
BA17P5F0103 2
C1738 C1737
D1736
C1736
D1735
Q1202
D1737
R1746
D1730
D1738
C1102
J1062
ALL+4.3V
J1063
ALL+4.3V
Q1707
C1101
C1744
J1059
D1101
GND
GND
J1056
IC1703
Q1404
D1402
C1202
R1202
R1251 J1040
HOT-GND
J1037
C1250
C1704
HOT-GND
J1048
HOT-GND
C1713
R1707
J1029
J1026
IC1702
20
11
BC1202
D1204
1 0 1
C1211
C1719
R1440
RL1201
J1017
COLD
D1215
2 3
CAUTION ! : For continued protection against risk of fire,
replace only with same type 4A, 250V fuse.
ATTENTION : Utiliser un fusible de rechange de même type de 4A, 250V.
J1087
J1083
J1078
J1077
J1072
J1070
J1069
COLD
T1701
C1413
HOT
D1701
J1036
J1033
J1030
Q1701
C1703 R1713
D1706
D1404
Q1702
D1403
D1610
C1411
C1609
J1011
J1010
J1009
J1008
C1619
D1212
HOT
COLD
D1609
4
10-23
Because a hot chassis ground is present in the power supply
circuit, an isolation transformer must be used when repairing.
Also, in order to have the ability to increase the input slowly,
when troubleshooting this type of power supply circuit,
a variable isolation transformer is required.
D1733
C1817
D1732
ALL+3.3V
GND
C1758
1
4 P-ON+12V
L1701
J1086
BC1707 JS1801
8
5 J1081 BL-ADJ
C1734
INV+24V D1801
C1718
P-ON-H2 J1076
R1808
Q1711
C1735
R1804
JS1802
A-DIM
BL-ADJ
BL-SW
P-ON-H2
D1717
COLD
2 5
L1604
D1605
Q1602
J1018
HOT-GND
11 8 J1015
2 5
IC1401 1
8
9 16
Q1601
J1005
HOT+15V
J1003
11 L1603 8 HOT-GND
C1614 J1004
R1604
J1108
HOT-GND
5 6
BA17P5F01032