Power Supply 1 Schematic Diagram - Philips 55PFL5706/F7 Service Manual

Power Supply 1 Schematic Diagram

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.
HOT CIRCUIT. BE CAREFUL.
4
AC601
AC CORD
4A 250V
F1601
AC INLET CN1601 L1601
4A/250V
LINE FILTER
1
2
R1609
C1602
SA1601
1.2M
0.1
SURGE
/1/2W
/310V
ABSORBER
C1606 C1605 C1604 C1603
470P 470P OPEN OPEN
/250V /250V
3
CONTINUE
POWER SUPPLY 2
+345V
HOT+17V
HOT+15V
POWER-CONTROL
R1401 R1430 R1425
825K 825K 825K
R1402 R1431 R1426
825K 825K 825K
R1403 R1432 R1427
619K 619K 619K
R1404 R1433 R1428
619K 619K 619K
C1407 R1405
1200P 51.1K
IC1401
R1414
0 HPA00651DR/SOIC
(SWITCHING CONTROL)
2
1.0 1.0
1 ZCDB ZCDA 16
6.1 6.1
2 VSENSE VREF 15
3.8 8.8
3 TSET GDA 14
R1406
6.1 0
120K 4 PHB GND 13
0.8 15.1
5 COMP VCC 12
R1409
C1406
0 8.8
5.6K
1000P 6 GND GDB 11
C1404
1.6 0
2.2 7 VINAC CS 10
4.3 0.2
8 HVSEN PWMCNTL 9
R1407 C1405
C1414
2.74K 1200P
0.1
R1408
33.2K
R1429
D1405
47K
OPEN
R1434
0
1
C1416
22P
A
4A 250V
D1609 R1610
OPEN OPEN
C1609
D1601
OPEN JS1601
C1610 D1610
D10XB60
R1601
C1601 0.22 OPEN
-7000
OPEN 1/310V
/310V
JS1602
C1608
SA1602
OPEN
OPEN D1608 D1607
OPEN OPEN JS1603
L1602
LINE FILTER
D1212
OPEN
C1619
OPEN
R1424 C1607
R1604
100 1/630V
0.022
/5W
C1618
D1602
OPEN 1500P
/2KV
L1604
LLEE0Z0KT003
6 7
5 8
C1613
OPEN 4 9
3 10
Q1602
2 11
2SK3561 107.4
D
(SWITCHING)
1 12
G
9.2
S
0
R1439
C1621
2.2K
OPEN
D1605
27BSB-T26
R1603
22K
C1415
22P
R1606
D1604
4.7
30PFB60
C1403
0.22
C1612
C1617
270
R1436
OPEN
D1606
18K /400V
30PFB60
C1402
C1417
100/25V
0.1
L1603
LLEE0Z0KT003
C1401
6 7
1200P
5 8
C1614
4 9
OPEN
3 10
R1605 105.2 2 11
4.7
D
1 12
G Q1601
2SK3561
9.2
(SWITCHING)
S
0
C1620
OPEN
D1603
27BSB-T26
R1607
22K
B C
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.
T1201
POWER TRANS
BC1202
D1202 R1201
BEAD
1N5406BH 1/2W
5
R1202
C1202
100K
C1211 D1204 C1213 C1201
1000P
OPEN OPEN OPEN 22/200V
R1203
/1KV
100K 6
D1208 D1205
1ZB220-YBB 1H8-A2
7
C1212
OPEN
9
BC1201
BEAD
10
IC1201
MIP2F30MSSCF
(SWITCHING)
5.9 0
1 VDD SOURCE 8
0.9 0
2 FB SOURCE 7
C1208
2.5 R1204
15P
3 CL
100
/2KV
16.1 167.2
4 VCC DRAIN 5
D1206
FR104-B
R1205 C1205 C1210 D1207 R1227 C1204
470K 2200P 0.1 33BSB-T26 OPEN 1/50V
D1209
39BSB-T26
C1203 D1210 D1211
C1206
0.22 39BSB-T26 39BSB-T26
330P
5.9
R1206
36K
0
BC1250
D1250 R1250
BEAD
FR103-B/P WIRE
R1251
OPEN
D1252 C1250
24BSB-T26 470/35V
D1251
OPEN
HOT
D
10-3
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
POWER SUPPLY CBA
C1214
470P/250V
C1207
OPEN
D1102
SB240-B/P
C1102
1000/10V
D1107
R1108
OPEN
OPEN
Q1101
R1106 D1104 D1105 R1107
OPEN
1
OPEN OPEN OPEN OPEN
C1746 D1106
OPEN OPEN
C1747
OPEN
3
Q1710
2 OPEN
R1771
OPEN
D1101
FR104-B R1772
4 OPEN
C1101 Q1711
R1782
470/10V OPEN
OPEN
R1773
OPEN
BC1707
D1734
OPEN
OPEN
F1701
OPEN
C1753 C1752 C1751 C1750 C1749
C1748 R1764
OPEN OPEN OPEN OPEN OPEN
OPEN OPEN
C1762
C1763
OPEN
OPEN
C1760 C1761
R1767
OPEN OPEN
OPEN
8 7 6 5
R1765
OPEN
R1768 R1763
IC1706
OPEN OPEN
OPEN
R1769
OPEN
1 1 2 2 3 3 4 4
L1701
OPEN
C1755 D1732 C1756 C1757
R1766 C1754
OPEN OPEN OPEN OPEN
OPEN OPEN
R1770
IC1202
OPEN
PS2561L1-1-AV-(L)
(FEEDBACK) R1105
390
4.4
C1759
C1758 D1733
OPEN
OPEN OPEN
R1110
R1101
3.3K
68K
3.4
C1104 R1104
0.1 1K
R1102
51.1K
D1103
R1103
KIA2431AP-AT/P
47K
C1209
SHUNT
CN1802
OPEN
REG.
C1818 C1816
OPEN OPEN
Q1202
2SA950-O
(SWITCHING)
RL1201 R1214
SDT-SS-105DM 2.2
5.3 5.4
R1226
4.6
D1215 4.7K
1SS133
C1815
OPEN
R1216
1K
CN1803
0
C1413 R1209
6.8K C1817 C1814
470P
Q1201 0.7
OPEN OPEN
/250V 2SC2412K
(SWITCHING) R1210
0
47K
COLD
C1813
OPEN
E
CONTINUE
POWER SUPPLY 2
AL+5V
PANEL+24V
P-ON-H1
POWER-RESET
(NO CONECTION)
1 P-ON+12V
2 P-ON+12V
3 P-ON+12V
4 GND
5 GND
6 GND
7 AL+3.3V
(NO CONECTION)
1 P-ON+12V
2 P-ON+12V
3 P-ON+12V
4 GND
5 GND
6 GND
7 AL+3.3V
F
PL11.8SCP1