B 715G7673 Ssb - Philips TPN15.2E LA Service Manual

Circuit Diagrams and PWB Layouts

10.3 B 715G7673 SSB

10-3-1 System Power 1
System POWER-1
B01
DC POWER INPUT
CN701
CONN
INVERTER_ON_OFF 16 15
14 13
12 11
10 9
8 7
AUDIO_12V
6 5
PWR_12V
4 3
PWR_12V_AL
2 1
C703 C701 C708
PWR_12V
FB709
1 2
120R
C740
R714
10uF 16V
100K1/16W
U706
TPS54528DDAR
9
E-Pad
1 8
EN VIN
2 7
C743
VFB VBST
3 6
VREG5 SW
4 5
SS GND
C744 C745 C728
1UF 25V 8.2NF 50V
R732
1K5 1%
R713
150KOHM +-1% 1/16W
U702 G5309QN1U
24 17
TON VN
18
VN
3 19
V5V VN
20
VN
22
BST
4
PGND
26 5
VCC LX 6
LX
7
LX
8
C715
LX
9
1UF 25V
LX
2 10
AGND LX
R708
11
100K1/16W
PGND
EN_U702 23 12
EN PGND
13
PGND
14
PGND
15
PGND
16
PGND
25
OUT
R742
PGOOD_U702 28
100K1/16W
PGOOD
29
AGND
27
FB
R721
1
ILIM
12.4K 1%
TPN15.2E LA 10.
STBC3V3 +5V_STB
R719
R715
4K7 1/16W 5%
NC/10K 1/16W 5%
BRIGHT_ADJ PWR_ON_2
5 PWR_ON_2
PWR_ON_2
R701
100OHM
3
R705
AUDIO_12V
1
Q703
PWR_12V
LMBT3904LT1G
PWR_12V_AL
4K7 1/16W 5%
2
C702
C705
+
100UF 16V
INVERTER_ON_OFF
Normal:High
Standby:Low
12V TO 5VSTB
+5V_STB
C742
100N 16V R711 0R05
L703
R722 0R05
3.3uH
C722 C746 C721
100N 16V
22UF 10V 22UF 10V 100N 16V
C724 R720
124K 1%
R736
20K 1%
PWR_12V
+12V
FB721
120R
VIN_U702
FB723 FB724
R733
2.2R 1%
42OHM 42OHM
C727
L721
100N 16V
1uH
R735 C730
5.1K 1/16W 1%
10N 50V
R779
0R05
AGND1 PGND
R737 0R05 1/16W
R738 NC/0R05 OHM
R770 R768
100R 1/16W 1% 1.3K 1%
R2 R739
4.7K 1/16W
C738
NC/1N 50V
EN 48
Backlight ON/OFF Control
STBC3V3
R731
NC/1K
R716 INVERTER_ON_OFF R724
4K7 1/16W 5% 100OHM
R727
PWR_ON 10,15,16
10K
"PWR_ON"
Normal:Low
Standby:High
Backlight Brightness Control
R730
NC/1K
BRIGHT_ADJ R725
100OHM
R726
10K
+5V_SW
L707
U705
C734 C711 SY 8088AAC R702
4 3
NC/100OHM
IN LX
100N 16V 2
10uF 16V
GND
5 1
FB EN
R717
C735
3K3 1/16W 5%
C733
R723
NC/100N 16V
100K1/16W
+5V_SW
CORE0V9
L705
U703
C719 C716 SY 8088AAC R703
4 3
FB725 NC/100OHM
IN LX 2
10uF 16V 100N 16V
GND
5 1
FB EN
42OHM
R712
C736
3K3 1/16W 5%
C706
R728
NC/100N 16V
100K1/16W
back to
2015-Nov-27
div.table
MAIN3V3
BL_ON/OFF 10
MAIN3V3
BL_DIMMING 12
C714
1nF 50V
MAIN3V3
FB701
2.2uH 1 2
120R
R709
C720
C717
22P 50V C704
R704 R729
0R05 1/16W 22K 1%
FB702
MAIN2V5
1 2
2.2uH
120R
C737
R710 C707 C723
22P 50V
100K 1%
R706 R718
1K5 1% 30K 1%
System POWER-1
B01
3 2015-06-25
715G7673
19970_500.eps