Power Supply 4 Schematic Diagram - Philips 32PFL3506/F7 Service Manual

Power Supply 4 Schematic Diagram

CONTINUE
POWER 1
INV+13V
LCD+13V
P-ON+3.3V
LCD-5V
LCD+31.5V
4
C201
0.1
TO INVERTER
CBA CN1001 CN201
GND 1
INV+13V(NU) 2
GND 3
BACKLIGHT-ADJ 4
BACKLIGHT-SW 5
PROTECT3 6
GND 7
IC201
D675
LCD+13V 8
JS633
OPEN TL3472CDR
3
LCD+13V 9 (COMPARATOR)
VGH 10
GND 11
P-ON+3.3V 12
LCD-5V 13
VCOM 14
GND 15
C675
C202 C203
0.1 0.1 OPEN
C208 C209
OPEN OPEN
CONTINUE
POWER 1
2
REMOTE
P-ON+9V
AL+3.3V
R896
TO IR SENSOR 0
CBA CL102B CN101
GND 1
REMOTE 2
AL+3.3V 3
KEY-IN1 4
P-ON+9V 5
1
S
R210
C217
10 R218
0.1
10K
C216
12.9
1000P
5.4
Q203
5.3
KTC3198-Y-AT/P
R211 R208
(V-COM DRIVE) 0 1
C210
JS203
R213 5.3
22/25V
OPEN
100K
5.4
Q204 R221
R215 0
KTA1267-GR-AT/P OPEN
OPEN
(V-COM DRIVE)
R212
10
R214
0 R217
1.5K
R219
C218 C219 R216
15K
1 10K
47/25V
12.9 5.5 5.3 5.3
8 7 6 5
3.6
VCC
0.3
VEE Q205
0
KTC3198-Y-AT/P
1 2 3 4
(V-COM DRIVE)
0.2 0.2 0 0
R209
0
R203
OPEN
29.0 31.2
Q201
R201 C206
R205 D202 C204
KTA1267-GR-AT/P
R204 30.4 100K OPEN
1SS133 2.2/50V
OPEN
560 (SWITCHING)
R249
0.4
R202 OPEN
1K
0.4
Q202
KTC3198-Y-AT/P C207
25.7 R206 0.1
(SWITCHING)
1K
0.4
R207
0
100K
T U
C212 C213 C214 C215
OPEN OPEN OPEN OPEN
Q206
OPEN
R222 C220
OPEN OPEN
R220
1K
JS202
R248
10K
1.0
Q212
KTC3198-Y-AT/P
(SWITCHING)
C873 R875
2.2 0
L871
WIRE
C879 C880
0.1 100/16V
C874 R876
2.2 0
R892 33K
R880
C876 47P
16K
C885
2.2
R882
9.0 4.5 4.5 4.5
100
8 7 6 5
VCC
IC871
NJM4558M(TE2) R886
100K
(OP AMP)
GND
1 2 3 4
4.5 4.5 4.5 0 0
R885
100K
R881
100
R891 33K
R883
100K
C875 47P
R879
16K
C884
2.2
V
10-6
POWER SUPPLY CBA
R821
OPEN
R887
22K
3.4
R888
1K
3.4
Q873
Q874
-2.3 KTC3198-Y-AT/P
KTA1267 3.4
R893
(SWITCHING)
-GR-AT/P 22K
(MUTE DRIVE)
0.1
0
R871
560 JK871
AUDIO(L)
-OUT
R873 C871
100K 3300P
0
R877
1K Q871
-2.3
KTC3198-Y-AT/P
(AUDIO-MUTE)
0
R872
560 JK872
AUDIO(R)
-OUT
R874 C872
100K 3300P
0
R878
1K Q872
-2.3
KTC3198-Y-AT/P
(AUDIO-MUTE)
0
C883
1K
C878
R884
1000P
100K
C882
1K
C877
1000P
W
CONTINUE
POWER 1
PROTECT3
BACKLIGHT-SW
BACKLIGHT-ADJ
VCOM-PWM
OE2
P-ON-H1
LCD-P-SAFETY
CONTINUE
POWER 3
KEY-IN1
AUDIO-MUTE
CONTINUE
POWER 1
AUDIO(R)-OUT
AUDIO(L)-OUT
X
PL11.0SCP4